On this page, we present all of the funds holding CIEN from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding CIEN, with a link to that fund's top holdings. The next columns indicate the amount of CIEN stock held by each of the funds holding CIEN, followed by the CIEN position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 449 funds holding CIEN within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by BlackRock Inc.. For more details on the positions held by BlackRock Inc. (or by any of the other funds holding CIEN), click the fund name in the "Holder" column of the funds-holding-CIEN table below.

Holder	Amount	Position Size ($ in 1000's)	As of
BlackRock Inc.	16,296,193	$733,492	12/31/2023
CIEN	16,296,193	$733,492	12/31/2023
Vanguard Group Inc.	15,026,071	$676,323	12/31/2023
CIEN	15,026,071	$676,323	12/31/2023
FMR LLC	11,317,655	$509,408	12/31/2023
CIEN	11,317,655	$509,408	12/31/2023
BNP PARIBAS ASSET MANAGEMENT Holding S.A.	5,021,719	$226,028	12/31/2023
CIEN	5,021,719	$226,028	12/31/2023
State Street Corp	4,344,354	$195,539	12/31/2023
CIEN	4,344,354	$195,539	12/31/2023
Capital World Investors	3,513,633	$158,149	12/31/2023
CIEN	3,513,633	$158,149	12/31/2023
Senvest Management LLC	2,952,264	$132,881	12/31/2023
CIEN	2,952,264	$132,881	12/31/2023
Thrivent Financial for Lutherans	2,770,589	$124,704	12/31/2023
CIEN	2,770,589	$124,704	12/31/2023
FIL Ltd	2,662,001	$119,817	12/31/2023
CIEN	2,662,001	$119,817	12/31/2023
Atreides Management LP	2,550,380	$114,793	12/31/2023
CIEN	2,550,380	$114,793	12/31/2023
Geode Capital Management LLC	2,293,467	$103,246	12/31/2023
CIEN	2,293,467	$103,246	12/31/2023
Diamond Hill Capital Management Inc.	2,287,361	$102,954	12/31/2023
CIEN	2,287,361	$102,954	12/31/2023
Ion Asset Management Ltd.	2,163,580	$97,383	12/31/2023
CIEN	2,163,580	$97,383	12/31/2023
Dimensional Fund Advisors LP	2,162,410	$97,331	12/31/2023
CIEN	2,162,410	$97,331	12/31/2023
Victory Capital Management Inc.	2,138,691	$96,262	12/31/2023
CIEN	2,138,691	$96,262	12/31/2023
Neuberger Berman Group LLC	2,066,852	$93,037	12/31/2023
CIEN	2,066,852	$93,037	12/31/2023
Bank of America Corp DE	2,003,533	$90,179	12/31/2023
CIEN	2,003,533	$90,179	12/31/2023
Fort Pitt Capital Group LLC	1,652,510	$81,717	03/31/2024
CIEN	1,652,510	$81,717	03/31/2024
Amundi	1,623,462	$77,764	12/31/2023
CIEN	1,623,462	$77,764	12/31/2023
First Trust Advisors LP	1,714,937	$77,189	12/31/2023
CIEN	1,714,937	$77,189	12/31/2023
Norges Bank	1,632,436	$73,476	12/31/2023
CIEN	1,632,436	$73,476	12/31/2023
Schroder Investment Management Group	1,503,512	$67,673	12/31/2023
CIEN	1,503,512	$67,673	12/31/2023
Bank of New York Mellon Corp	1,317,677	$65,159	03/31/2024
CIEN	1,317,677	$65,159	03/31/2024
Morgan Stanley	1,350,850	$60,802	12/31/2023
CIEN	1,350,850	$60,802	12/31/2023
Barrow Hanley Mewhinney & Strauss LLC	1,344,584	$60,520	12/31/2023
CIEN	1,344,584	$60,520	12/31/2023
Nuveen Asset Management LLC	1,228,470	$55,293	12/31/2023
CIEN	1,228,470	$55,293	12/31/2023
Woodline Partners LP	1,085,461	$48,857	12/31/2023
CIEN	1,085,461	$48,857	12/31/2023
Northern Trust Corp	1,071,087	$48,210	12/31/2023
CIEN	1,071,087	$48,210	12/31/2023
JPMorgan Chase & Co.	1,019,784	$45,900	12/31/2023
CIEN	1,019,784	$45,900	12/31/2023
Charles Schwab Investment Management Inc.	949,476	$42,736	12/31/2023
CIEN	949,476	$42,736	12/31/2023
Wealth Enhancement Advisory Services LLC	815,486	$40,326	03/31/2024
CIEN	815,486	$40,326	03/31/2024
Clal Insurance Enterprises Holdings Ltd	874,000	$39,339	12/31/2023
CIEN	874,000	$39,339	12/31/2023
AXA S.A.	844,814	$38,025	12/31/2023
CIEN	844,814	$38,025	12/31/2023
Rokos Capital Management LLP	696,980	$31,368	12/31/2023
CIEN	696,980	$31,368	12/31/2023
Lazard Asset Management LLC	672,635	$30,275	12/31/2023
CIEN	672,635	$30,275	12/31/2023
Assenagon Asset Management S.A.	611,464	$30,237	03/31/2024
CIEN	611,464	$30,237	03/31/2024
Loomis Sayles & Co. L P	646,627	$29,104	12/31/2023
CIEN	646,627	$29,104	12/31/2023
Giverny Capital Inc.	625,936	$28,173	12/31/2023
CIEN	625,936	$28,173	12/31/2023
Segall Bryant & Hamill LLC	619,681	$27,892	12/31/2023
CIEN	619,681	$27,892	12/31/2023
Squarepoint Ops LLC		$26,937	12/31/2023
CIEN	578,356	$26,032	12/31/2023
Call	20,100	$905	12/31/2023
Cramer Rosenthal Mcglynn LLC	582,799	$26,232	12/31/2023
CIEN	582,799	$26,232	12/31/2023
BNP Paribas Arbitrage SA	572,334	$25,762	12/31/2023
CIEN	572,334	$25,762	12/31/2023
Principal Financial Group Inc.	542,824	$24,433	12/31/2023
CIEN	542,824	$24,433	12/31/2023
North Growth Management Ltd.	532,000	$23,961	12/31/2023
CIEN	532,000	$23,961	12/31/2023
Deutsche Bank AG	511,413	$23,019	12/31/2023
CIEN	511,413	$23,019	12/31/2023
Colony Capital Inc.	506,588	$22,802	12/31/2023
CIEN	506,588	$22,802	12/31/2023
Becker Capital Management Inc.	469,318	$21,124	12/31/2023
CIEN	469,318	$21,124	12/31/2023
Retirement Systems of Alabama	460,727	$20,737	12/31/2023
CIEN	460,727	$20,737	12/31/2023
American Century Companies Inc.	447,821	$20,156	12/31/2023
CIEN	447,821	$20,156	12/31/2023
Rhumbline Advisers	432,215	$19,454	12/31/2023
CIEN	432,215	$19,454	12/31/2023
Macquarie Group Ltd.	426,625	$19,202	12/31/2023
CIEN	426,625	$19,202	12/31/2023
Fort Washington Investment Advisors Inc. OH	419,220	$18,869	03/31/2024
CIEN	419,220	$18,869	03/31/2024
Goldman Sachs Group Inc.		$18,415	12/31/2023
CIEN	382,929	$17,236	12/31/2023
Call	26,200	$1,179	12/31/2023
Analog Century Management LP	405,246	$18,240	12/31/2023
CIEN	405,246	$18,240	12/31/2023
Two Sigma Investments LP	396,548	$17,849	12/31/2023
CIEN	396,548	$17,849	12/31/2023
Grantham Mayo Van Otterloo & Co. LLC	378,194	$17,023	12/31/2023
CIEN	378,194	$17,023	12/31/2023
Alyeska Investment Group L.P.	373,268	$16,801	12/31/2023
CIEN	373,268	$16,801	12/31/2023
Great West Life Assurance Co. Can	371,180	$16,690	12/31/2023
CIEN	371,180	$16,690	12/31/2023
Twinbeech Capital LP	366,237	$16,484	12/31/2023
CIEN	366,237	$16,484	12/31/2023
Legal & General Group Plc	351,908	$15,839	12/31/2023
CIEN	351,908	$15,839	12/31/2023
Barclays PLC	351,251	$15,809	12/31/2023
CIEN	351,251	$15,809	12/31/2023
Impax Asset Management Group plc	346,064	$15,576	12/31/2023
CIEN	346,064	$15,576	12/31/2023
Madison Asset Management LLC	327,949	$14,761	12/31/2023
CIEN	327,949	$14,761	12/31/2023
Sora Investors LLC	325,000	$14,628	12/31/2023
CIEN	325,000	$14,628	12/31/2023
Kornitzer Capital Management Inc. KS	318,545	$14,338	12/31/2023
CIEN	318,545	$14,338	12/31/2023
Invesco Ltd.	305,257	$13,740	12/31/2023
CIEN	305,257	$13,740	12/31/2023
DDD Partners LLC	304,783	$13,718	12/31/2023
CIEN	304,783	$13,718	12/31/2023
Swiss National Bank	291,300	$13,111	12/31/2023
CIEN	291,300	$13,111	12/31/2023
Qube Research & Technologies Ltd	288,610	$12,990	12/31/2023
CIEN	288,610	$12,990	12/31/2023
Man Group plc	285,755	$12,862	12/31/2023
CIEN	285,755	$12,862	12/31/2023
Simplex Trading LLC		$12,771	03/31/2024
Call	367,700	$18,182	03/31/2024
Put	129,100	$6,383	03/31/2024
CIEN	19,660	$972	03/31/2024
LMR Partners LLP	275,000	$12,378	12/31/2023
CIEN	275,000	$12,378	12/31/2023
Balyasny Asset Management LLC	269,084	$12,111	12/31/2023
CIEN	269,084	$12,111	12/31/2023
Alliancebernstein L.P.	268,230	$12,073	12/31/2023
CIEN	268,230	$12,073	12/31/2023
UBS Asset Management Americas Inc.	258,376	$11,630	12/31/2023
CIEN	258,376	$11,630	12/31/2023
Ameriprise Financial Inc.	251,919	$11,339	12/31/2023
CIEN	251,919	$11,339	12/31/2023
Citadel Advisors LLC		$11,273	12/31/2023
Call	293,100	$13,192	12/31/2023
Put	96,500	$4,343	12/31/2023
CIEN	53,851	$2,424	12/31/2023
Peregrine Capital Management LLC	247,630	$11,146	12/31/2023
CIEN	247,630	$11,146	12/31/2023
Millennium Management LLC	242,260	$10,904	12/31/2023
CIEN	242,260	$10,904	12/31/2023
Credit Suisse AG	240,208	$10,812	12/31/2023
CIEN	240,208	$10,812	12/31/2023
Paradigm Capital Management Inc. NY	239,000	$10,757	12/31/2023
CIEN	239,000	$10,757	12/31/2023
Boston Partners	229,371	$10,332	12/31/2023
CIEN	229,371	$10,332	12/31/2023
Capital Fund Management S.A.	225,172	$10,135	12/31/2023
CIEN	225,172	$10,135	12/31/2023
California Public Employees Retirement System	202,974	$9,136	12/31/2023
CIEN	202,974	$9,136	12/31/2023
UBS Group AG	201,552	$9,072	12/31/2023
CIEN	201,552	$9,072	12/31/2023
Trinity Street Asset Management LLP	182,215	$9,011	03/31/2024
CIEN	182,215	$9,011	03/31/2024
Royal Bank of Canada	199,949	$9,000	12/31/2023
CIEN	199,949	$9,000	12/31/2023
American International Group Inc.	199,705	$8,989	12/31/2023
CIEN	199,705	$8,989	12/31/2023
Citigroup Inc.	197,564	$8,892	12/31/2023
CIEN	197,564	$8,892	12/31/2023
Tudor Investment Corp Et Al	187,152	$8,424	12/31/2023
CIEN	187,152	$8,424	12/31/2023
Aristotle Capital Boston LLC	186,277	$8,384	12/31/2023
CIEN	186,277	$8,384	12/31/2023
Cubist Systematic Strategies LLC		$8,364	12/31/2023
CIEN	166,212	$7,481	12/31/2023
Call	53,800	$2,422	12/31/2023
Put	34,200	$1,539	12/31/2023
New York State Teachers Retirement System	168,719	$8,343	03/31/2024
CIEN	168,719	$8,343	03/31/2024
Sei Investments Co.	169,855	$7,646	12/31/2023
CIEN	169,855	$7,646	12/31/2023
Channing Capital Management LLC	167,207	$7,526	12/31/2023
CIEN	167,207	$7,526	12/31/2023
Granahan Investment Management Inc. MA	165,212	$7,436	12/31/2023
CIEN	165,212	$7,436	12/31/2023
Lmcg Investments LLC	161,854	$7,285	12/31/2023
CIEN	161,854	$7,285	12/31/2023
Envestnet Asset Management Inc.	159,692	$7,188	12/31/2023
CIEN	159,692	$7,188	12/31/2023
Penserra Capital Management LLC	157,543	$7,091	12/31/2023
CIEN	157,543	$7,091	12/31/2023
California State Teachers Retirement System	157,177	$7,075	12/31/2023
CIEN	157,177	$7,075	12/31/2023
ExodusPoint Capital Management LP	148,002	$6,662	12/31/2023
CIEN	148,002	$6,662	12/31/2023
State of Wisconsin Investment Board	147,713	$6,649	12/31/2023
CIEN	147,713	$6,649	12/31/2023
State Board of Administration of Florida Retirement System	147,178	$6,624	12/31/2023
CIEN	147,178	$6,624	12/31/2023
AQR Capital Management LLC	135,952	$6,119	12/31/2023
CIEN	135,952	$6,119	12/31/2023
Mutual of America Capital Management LLC	135,509	$6,099	12/31/2023
CIEN	135,509	$6,099	12/31/2023
Renaissance Technologies LLC	134,674	$6,062	12/31/2023
CIEN	134,674	$6,062	12/31/2023
E. Ohman J or Asset Management AB	129,974	$5,850	12/31/2023
CIEN	129,974	$5,850	12/31/2023
Texas Permanent School Fund	127,715	$5,748	12/31/2023
CIEN	127,715	$5,748	12/31/2023
Granite Investment Partners LLC	125,274	$5,639	12/31/2023
CIEN	125,274	$5,639	12/31/2023
The Manufacturers Life Insurance Company	122,820	$5,528	12/31/2023
CIEN	122,820	$5,528	12/31/2023
Bank of Montreal Can	120,552	$5,462	12/31/2023
CIEN	120,552	$5,462	12/31/2023
New York State Common Retirement Fund	120,560	$5,426	12/31/2023
CIEN	120,560	$5,426	12/31/2023
Stifel Financial Corp	119,628	$5,384	12/31/2023
CIEN	119,628	$5,384	12/31/2023
Front Street Capital Management Inc.	114,353	$5,147	12/31/2023
CIEN	114,353	$5,147	12/31/2023
Aquatic Capital Management LLC	114,000	$5,131	12/31/2023
CIEN	114,000	$5,131	12/31/2023
Wells Fargo & Company MN	113,923	$5,128	12/31/2023
CIEN	113,923	$5,128	12/31/2023
CenterBook Partners LP	113,606	$5,113	12/31/2023
CIEN	113,606	$5,113	12/31/2023
Raymond James & Associates	102,115	$5,050	03/31/2024
CIEN	102,115	$5,050	03/31/2024
National Bank of Canada FI	111,507	$5,033	12/31/2023
CIEN	111,507	$5,033	12/31/2023
Providence Capital Advisors LLC	111,365	$5,013	12/31/2023
CIEN	111,365	$5,013	12/31/2023
Trexquant Investment LP	111,154	$5,003	12/31/2023
CIEN	111,154	$5,003	12/31/2023
Jefferies Financial Group Inc.		$4,942	12/31/2023
Call	79,800	$3,592	12/31/2023
CIEN	30,000	$1,350	12/31/2023
Primecap Management Co. CA	109,185	$4,914	12/31/2023
CIEN	109,185	$4,914	12/31/2023
Boothbay Fund Management LLC	105,622	$4,754	12/31/2023
CIEN	105,622	$4,754	12/31/2023
Price T Rowe Associates Inc. MD	100,881	$4,541	12/31/2023
CIEN	100,881	$4,541	12/31/2023
Engineers Gate Manager LP	97,449	$4,386	12/31/2023
CIEN	97,449	$4,386	12/31/2023
Guggenheim Capital LLC	96,916	$4,362	12/31/2023
CIEN	96,916	$4,362	12/31/2023
Lecap Asset Management Ltd.	87,736	$4,339	03/31/2024
CIEN	87,736	$4,339	03/31/2024
Public Employees Retirement System of Ohio	95,717	$4,308	12/31/2023
CIEN	95,717	$4,308	12/31/2023
Hsbc Holdings PLC	90,699	$4,082	12/31/2023
CIEN	90,699	$4,082	12/31/2023
State of New Jersey Common Pension Fund D	88,015	$3,962	12/31/2023
CIEN	88,015	$3,962	12/31/2023
Jane Street Group LLC		$3,935	12/31/2023
CIEN	84,313	$3,795	12/31/2023
Call	19,300	$869	12/31/2023
Put	16,200	$729	12/31/2023
Amalgamated Bank	79,363	$3,925	03/31/2024
CIEN	79,363	$3,925	03/31/2024
First Manhattan Co.	86,138	$3,877	12/31/2023
CIEN	86,138	$3,877	12/31/2023
Hudson Valley Investment Advisors Inc. ADV	76,893	$3,802	03/31/2024
CIEN	76,893	$3,802	03/31/2024
Chartwell Investment Partners LLC	83,858	$3,774	12/31/2023
CIEN	83,858	$3,774	12/31/2023
MetLife Investment Management LLC	83,372	$3,753	12/31/2023
CIEN	83,372	$3,753	12/31/2023
Stanley Laman Group Ltd.	74,624	$3,690	03/31/2024
CIEN	74,624	$3,690	03/31/2024
Marshall Wace LLP	77,691	$3,497	12/31/2023
CIEN	77,691	$3,497	12/31/2023
Algert Global LLC	72,296	$3,254	12/31/2023
CIEN	72,296	$3,254	12/31/2023
Natixis	71,914	$3,237	12/31/2023
CIEN	71,914	$3,237	12/31/2023
Yousif Capital Management LLC	70,478	$3,172	12/31/2023
CIEN	70,478	$3,172	12/31/2023
Janus Henderson Group PLC	68,847	$3,098	12/31/2023
CIEN	68,847	$3,098	12/31/2023
Atom Investors LP	65,992	$2,970	12/31/2023
CIEN	65,992	$2,970	12/31/2023
Treasurer of the State of North Carolina	65,784	$2,961	12/31/2023
CIEN	65,784	$2,961	12/31/2023
Comerica Bank	65,556	$2,951	12/31/2023
CIEN	65,556	$2,951	12/31/2023
Susquehanna International Group LLP		$2,891	12/31/2023
Put	132,700	$5,973	12/31/2023
Call	113,900	$5,127	12/31/2023
CIEN	83,020	$3,737	12/31/2023
PDT Partners LLC	63,551	$2,860	12/31/2023
CIEN	63,551	$2,860	12/31/2023
AGF Management Ltd.	62,198	$2,800	12/31/2023
CIEN	62,198	$2,800	12/31/2023
Point72 Hong Kong Ltd	58,954	$2,654	12/31/2023
CIEN	58,954	$2,654	12/31/2023
Allianz Asset Management GmbH	58,657	$2,640	12/31/2023
CIEN	58,657	$2,640	12/31/2023
LHM Inc.	51,057	$2,525	03/31/2024
CIEN	51,057	$2,525	03/31/2024
PEAK6 Investments LLC		$2,488	12/31/2023
Call	60,000	$2,701	12/31/2023
Put	11,700	$527	12/31/2023
CIEN	6,977	$314	12/31/2023
Advisor Group Holdings Inc.	54,860	$2,469	12/31/2023
CIEN	54,860	$2,469	12/31/2023
Needham Investment Management LLC	50,000	$2,250	12/31/2023
CIEN	50,000	$2,250	12/31/2023
Franklin Resources Inc.	48,874	$2,200	12/31/2023
CIEN	48,874	$2,200	12/31/2023
KBC Group NV	48,723	$2,193	12/31/2023
CIEN	48,723	$2,193	12/31/2023
Ensign Peak Advisors Inc	48,624	$2,189	12/31/2023
CIEN	48,624	$2,189	12/31/2023
Teachers Retirement System of The State of Kentucky	48,594	$2,188	12/31/2023
CIEN	48,594	$2,188	12/31/2023
Sit Investment Associates Inc.	48,200	$2,169	12/31/2023
CIEN	48,200	$2,169	12/31/2023
Modera Wealth Management LLC	48,093	$2,165	12/31/2023
CIEN	48,093	$2,165	12/31/2023
Walleye Capital LLC		$2,149	12/31/2023
Put	57,000	$2,566	12/31/2023
Call	54,200	$2,440	12/31/2023
CIEN	50,555	$2,275	12/31/2023
Teacher Retirement System of Texas	47,229	$2,126	12/31/2023
CIEN	47,229	$2,126	12/31/2023
Ardsley Advisory Partners LP		$2,070	12/31/2023
CIEN	36,000	$1,620	12/31/2023
Call	10,000	$450	12/31/2023
Louisiana State Employees Retirement System	41,700	$2,062	03/31/2024
CIEN	41,700	$2,062	03/31/2024
State of Tennessee Treasury Department	42,998	$1,935	12/31/2023
CIEN	42,998	$1,935	12/31/2023
Oregon Public Employees Retirement Fund	41,521	$1,869	12/31/2023
CIEN	41,521	$1,869	12/31/2023
Arizona State Retirement System	41,329	$1,860	12/31/2023
CIEN	41,329	$1,860	12/31/2023
Kennedy Capital Management Inc.	41,159	$1,853	12/31/2023
CIEN	41,159	$1,853	12/31/2023
Canada Pension Plan Investment Board	41,100	$1,850	12/31/2023
CIEN	41,100	$1,850	12/31/2023
Girard Partners LTD.	40,792	$1,836	12/31/2023
CIEN	40,792	$1,836	12/31/2023
Systematic Financial Management LP	40,700	$1,832	12/31/2023
CIEN	40,700	$1,832	12/31/2023
Natixis Advisors L.P.	36,286	$1,795	03/31/2024
CIEN	36,286	$1,795	03/31/2024
Pacifica Partners Inc.	36,060	$1,794	03/31/2024
CIEN	36,060	$1,794	03/31/2024
State of Michigan Retirement System	35,596	$1,760	03/31/2024
CIEN	35,596	$1,760	03/31/2024
Two Sigma Advisers LP	38,816	$1,747	12/31/2023
CIEN	38,816	$1,747	12/31/2023
Campbell Newman Asset Management Inc.	33,113	$1,637	03/31/2024
CIEN	33,113	$1,637	03/31/2024
Loup Funds LLC	32,097	$1,587	03/31/2024
CIEN	32,097	$1,587	03/31/2024
Sciencast Management LP	34,590	$1,557	12/31/2023
CIEN	34,590	$1,557	12/31/2023
Raymond James Financial Services Advisors Inc.	30,814	$1,524	03/31/2024
CIEN	30,814	$1,524	03/31/2024
New Mexico Educational Retirement Board	30,300	$1,498	03/31/2024
CIEN	30,300	$1,498	03/31/2024
Zurcher Kantonalbank Zurich Cantonalbank	30,230	$1,495	03/31/2024
CIEN	30,230	$1,495	03/31/2024
Harbour Capital Advisors LLC	30,560	$1,485	03/31/2024
CIEN	30,560	$1,485	03/31/2024
Northwestern Mutual Investment Management Company LLC	32,891	$1,480	12/31/2023
CIEN	32,891	$1,480	12/31/2023
Ameritas Investment Partners Inc.	32,643	$1,469	12/31/2023
CIEN	32,643	$1,469	12/31/2023
Commonwealth of Pennsylvania Public School Empls Retrmt SYS	32,623	$1,468	12/31/2023
CIEN	32,623	$1,468	12/31/2023
FinTrust Capital Advisors LLC	30,795	$1,386	12/31/2023
CIEN	30,795	$1,386	12/31/2023
Rafferty Asset Management LLC	30,509	$1,373	12/31/2023
CIEN	30,509	$1,373	12/31/2023
Handelsbanken Fonder AB	29,362	$1,322	12/31/2023
CIEN	29,362	$1,322	12/31/2023
Gateway Investment Advisers LLC	26,271	$1,299	03/31/2024
CIEN	26,271	$1,299	03/31/2024
CI Private Wealth LLC	28,384	$1,278	12/31/2023
CIEN	28,384	$1,278	12/31/2023
Point72 Middle East FZE	27,085	$1,219	12/31/2023
CIEN	27,085	$1,219	12/31/2023
The PNC Financial Services Group Inc.	26,610	$1,198	12/31/2023
CIEN	26,610	$1,198	12/31/2023
Truist Financial Corp	26,472	$1,192	12/31/2023
CIEN	26,472	$1,192	12/31/2023
Riverwater Partners LLC	26,044	$1,172	12/31/2023
CIEN	26,044	$1,172	12/31/2023
Utah Retirement Systems	25,600	$1,152	12/31/2023
CIEN	25,600	$1,152	12/31/2023
Verition Fund Management LLC	24,915	$1,121	12/31/2023
CIEN	24,915	$1,121	12/31/2023
Analyst IMS Investment Management Services Ltd.	24,232	$1,091	12/31/2023
CIEN	24,232	$1,091	12/31/2023
Healthcare of Ontario Pension Plan Trust Fund	24,200	$1,089	12/31/2023
CIEN	24,200	$1,089	12/31/2023
Commonwealth Equity Services LLC	24,015	$1,081	12/31/2023
CIEN	24,015	$1,081	12/31/2023
Pacer Advisors Inc.	23,954	$1,078	12/31/2023
CIEN	23,954	$1,078	12/31/2023
Blair William & Co. IL	23,813	$1,072	12/31/2023
CIEN	23,813	$1,072	12/31/2023
Profund Advisors LLC	23,688	$1,066	12/31/2023
CIEN	23,688	$1,066	12/31/2023
Dynamic Technology Lab Private Ltd	23,630	$1,064	12/31/2023
CIEN	23,630	$1,064	12/31/2023
Harel Insurance Investments & Financial Services Ltd.	23,200	$1,044	12/31/2023
CIEN	23,200	$1,044	12/31/2023
Walleye Trading LLC		$985	12/31/2023
Call	33,400	$1,503	12/31/2023
Put	11,500	$518	12/31/2023
SWS Partners	21,884	$985	12/31/2023
CIEN	21,884	$985	12/31/2023
Burney Co.	21,779	$980	12/31/2023
CIEN	21,779	$980	12/31/2023
Washington Capital Management Inc.	19,595	$969	03/31/2024
CIEN	19,595	$969	03/31/2024
Hussman Strategic Advisors Inc.	21,000	$945	12/31/2023
CIEN	21,000	$945	12/31/2023
Hancock Whitney Corp	20,940	$943	12/31/2023
CIEN	20,940	$943	12/31/2023
GTS Securities LLC		$940	12/31/2023
Call	31,200	$1,404	12/31/2023
Put	10,300	$464	12/31/2023
Nissay Asset Management Corp Japan ADV	20,531	$924	12/31/2023
CIEN	20,531	$924	12/31/2023
Xponance Inc.	20,341	$916	12/31/2023
CIEN	20,341	$916	12/31/2023
LPL Financial LLC	20,298	$914	12/31/2023
CIEN	20,298	$914	12/31/2023
Graham Capital Management L.P.	19,463	$876	12/31/2023
CIEN	19,463	$876	12/31/2023
Nebula Research & Development LLC	19,211	$865	12/31/2023
CIEN	19,211	$865	12/31/2023
Park Avenue Securities LLC	17,336	$857	03/31/2024
CIEN	17,336	$857	03/31/2024
Russell Investments Group Ltd.	18,967	$854	12/31/2023
CIEN	18,967	$854	12/31/2023
Voya Investment Management LLC	18,747	$844	12/31/2023
CIEN	18,747	$844	12/31/2023
US Bancorp DE	18,725	$843	12/31/2023
CIEN	18,725	$843	12/31/2023
SG Americas Securities LLC	18,529	$834	12/31/2023
CIEN	18,529	$834	12/31/2023
Public Employees Retirement Association of Colorado	18,099	$815	12/31/2023
CIEN	18,099	$815	12/31/2023
Federated Hermes Inc.	17,998	$810	12/31/2023
CIEN	17,998	$810	12/31/2023
Y Intercept Hong Kong Ltd	17,935	$807	12/31/2023
CIEN	17,935	$807	12/31/2023
JustInvest LLC	17,875	$805	12/31/2023
CIEN	17,875	$805	12/31/2023
Quantinno Capital Management LP	17,781	$800	12/31/2023
CIEN	17,781	$800	12/31/2023
State of Alaska Department of Revenue	15,739	$778	03/31/2024
CIEN	15,739	$778	03/31/2024
Perkins Capital Management Inc.	17,250	$776	12/31/2023
CIEN	17,250	$776	12/31/2023
First Business Financial Services Inc.	17,236	$776	12/31/2023
CIEN	17,236	$776	12/31/2023
Pictet Asset Management Holding SA	17,117	$770	12/31/2023
CIEN	17,117	$770	12/31/2023
Prudential Financial Inc.	16,829	$757	12/31/2023
CIEN	16,829	$757	12/31/2023
Cerity Partners LLC	16,828	$757	12/31/2023
CIEN	16,828	$757	12/31/2023
Veriti Management LLC	14,693	$727	03/31/2024
CIEN	14,693	$727	03/31/2024
Orion Portfolio Solutions LLC	15,157	$718	12/31/2023
CIEN	15,157	$718	12/31/2023
Arrowstreet Capital Limited Partnership	15,895	$715	12/31/2023
CIEN	15,895	$715	12/31/2023
Illinois Municipal Retirement Fund	15,887	$715	12/31/2023
CIEN	15,887	$715	12/31/2023
Friedenthal Financial	14,442	$714	03/31/2024
CIEN	14,442	$714	03/31/2024
Hilton Capital Management LLC	15,492	$697	12/31/2023
CIEN	15,492	$697	12/31/2023
Petrus Trust Company LTA	14,995	$675	12/31/2023
CIEN	14,995	$675	12/31/2023
Westerly Capital Management LLC	15,000	$675	12/31/2023
CIEN	15,000	$675	12/31/2023
Sherbrooke Park Advisers LLC	14,881	$670	12/31/2023
CIEN	14,881	$670	12/31/2023
SkyOak Wealth LLC	14,783	$665	12/31/2023
CIEN	14,783	$665	12/31/2023
John G Ullman & Associates Inc.	14,600	$657	12/31/2023
CIEN	14,600	$657	12/31/2023
Mariner LLC	14,518	$653	12/31/2023
CIEN	14,518	$653	12/31/2023
Oppenheimer Asset Management Inc.	14,483	$652	12/31/2023
CIEN	14,483	$652	12/31/2023
Quest Partners LLC	13,718	$617	12/31/2023
CIEN	13,718	$617	12/31/2023
Maryland State Retirement & Pension System	11,700	$579	03/31/2024
CIEN	11,700	$579	03/31/2024
State of Wyoming	12,545	$565	12/31/2023
CIEN	12,545	$565	12/31/2023
Securian Asset Management Inc	12,476	$562	12/31/2023
CIEN	12,476	$562	12/31/2023
Pathstone Holdings LLC	12,492	$562	12/31/2023
CIEN	12,492	$562	12/31/2023
Centiva Capital LP	12,449	$560	12/31/2023
CIEN	12,449	$560	12/31/2023
Gifford Fong Associates	12,255	$552	12/31/2023
CIEN	12,255	$552	12/31/2023
NorthCrest Asset Manangement LLC	11,000	$544	03/31/2024
CIEN	11,000	$544	03/31/2024
United Services Automobile Association	12,049	$542	12/31/2023
CIEN	12,049	$542	12/31/2023
MML Investors Services LLC	11,835	$533	12/31/2023
CIEN	11,835	$533	12/31/2023
Rice Hall James & Associates LLC	10,535	$521	03/31/2024
CIEN	10,535	$521	03/31/2024
Prelude Capital Management LLC	11,500	$518	12/31/2023
CIEN	11,500	$518	12/31/2023
Calamos Advisors LLC	11,400	$513	12/31/2023
CIEN	11,400	$513	12/31/2023
Brevan Howard Capital Management LP	11,374	$512	12/31/2023
CIEN	11,374	$512	12/31/2023
Baird Financial Group Inc.	11,356	$511	12/31/2023
CIEN	11,356	$511	12/31/2023
Keybank National Association OH	11,311	$509	12/31/2023
CIEN	11,311	$509	12/31/2023
Cornercap Investment Counsel Inc.	11,133	$501	12/31/2023
CIEN	11,133	$501	12/31/2023
Synovus Financial Corp	11,118	$500	12/31/2023
CIEN	11,118	$500	12/31/2023
Pearl River Capital LLC	11,031	$497	12/31/2023
CIEN	11,031	$497	12/31/2023
Cornerstone Investment Partners LLC	10,992	$495	12/31/2023
CIEN	10,992	$495	12/31/2023
Crossmark Global Holdings Inc.	10,969	$494	12/31/2023
CIEN	10,969	$494	12/31/2023
HighTower Advisors LLC	10,714	$483	12/31/2023
CIEN	10,714	$483	12/31/2023
Signaturefd LLC	10,716	$482	12/31/2023
CIEN	10,716	$482	12/31/2023
Acadian Asset Management LLC	10,265	$460	12/31/2023
CIEN	10,265	$460	12/31/2023
Janney Capital Management LLC	9,917	$446	12/31/2023
CIEN	9,917	$446	12/31/2023
Tower Research Capital LLC TRC	9,603	$432	12/31/2023
CIEN	9,603	$432	12/31/2023
Aigen Investment Management LP	9,596	$432	12/31/2023
CIEN	9,596	$432	12/31/2023
GMT Capital Corp	9,410	$424	12/31/2023
CIEN	9,410	$424	12/31/2023
Moody National Bank Trust Division	8,372	$414	03/31/2024
CIEN	8,372	$414	03/31/2024
Silvercrest Asset Management Group LLC	9,054	$408	12/31/2023
CIEN	9,054	$408	12/31/2023
Whalen Wealth Management Inc.	8,006	$396	03/31/2024
CIEN	8,006	$396	03/31/2024
Bank of Nova Scotia	8,774	$395	12/31/2023
CIEN	8,774	$395	12/31/2023
Janney Montgomery Scott LLC	8,661	$390	12/31/2023
CIEN	8,661	$390	12/31/2023
AIA Group Ltd	8,569	$386	12/31/2023
CIEN	8,569	$386	12/31/2023
Hohimer Wealth Management LLC	8,574	$386	12/31/2023
CIEN	8,574	$386	12/31/2023
Shell Asset Management Co.	8,557	$385	12/31/2023
CIEN	8,557	$385	12/31/2023
HGK Asset Management Inc.	8,405	$378	12/31/2023
CIEN	8,405	$378	12/31/2023
Future Fund LLC	8,189	$369	12/31/2023
CIEN	8,189	$369	12/31/2023
Nisa Investment Advisors LLC	8,163	$367	12/31/2023
CIEN	8,163	$367	12/31/2023
MQS Management LLC	8,091	$364	12/31/2023
CIEN	8,091	$364	12/31/2023
Intrust Bank NA	8,053	$362	12/31/2023
CIEN	8,053	$362	12/31/2023
Bridgefront Capital LLC	7,856	$354	12/31/2023
CIEN	7,856	$354	12/31/2023
ProShare Advisors LLC	7,777	$350	12/31/2023
CIEN	7,777	$350	12/31/2023
Toroso Investments LLC	7,772	$350	12/31/2023
CIEN	7,772	$350	12/31/2023
Cetera Advisor Networks LLC	7,764	$349	12/31/2023
CIEN	7,764	$349	12/31/2023
ARP Americas LP	7,752	$349	12/31/2023
CIEN	7,752	$349	12/31/2023
Two Sigma Securities LLC		$342	12/31/2023
Call	16,000	$720	12/31/2023
Put	8,400	$378	12/31/2023
PSI Advisors LLC	6,771	$335	03/31/2024
CIEN	6,771	$335	03/31/2024
Lido Advisors LLC	7,416	$334	12/31/2023
CIEN	7,416	$334	12/31/2023
Principal Securities Inc.	7,318	$329	12/31/2023
CIEN	7,318	$329	12/31/2023
Envestnet Portfolio Solutions Inc.	7,226	$325	12/31/2023
CIEN	7,226	$325	12/31/2023
Blueshift Asset Management LLC	7,108	$320	12/31/2023
CIEN	7,108	$320	12/31/2023
Gotham Asset Management LLC	7,081	$319	12/31/2023
CIEN	7,081	$319	12/31/2023
Fulton Bank N.A.	6,269	$310	03/31/2024
CIEN	6,269	$310	03/31/2024
Brown Advisory Inc.	6,216	$307	03/31/2024
CIEN	6,216	$307	03/31/2024
PFG Investments LLC	6,078	$301	03/31/2024
CIEN	6,078	$301	03/31/2024
Captrust Financial Advisors	6,668	$300	12/31/2023
CIEN	6,668	$300	12/31/2023
Sanders Morris Harris LLC	6,000	$297	03/31/2024
CIEN	6,000	$297	03/31/2024
XTX Topco Ltd	6,597	$297	12/31/2023
CIEN	6,597	$297	12/31/2023
CIBC World Markets Inc.	6,560	$295	12/31/2023
CIEN	6,560	$295	12/31/2023
Shelton Capital Management	6,376	$287	12/31/2023
CIEN	6,376	$287	12/31/2023
Stratos Wealth Partners LTD.	5,719	$283	03/31/2024
CIEN	5,719	$283	03/31/2024
Marketfield Asset Management LLC	6,280	$283	12/31/2023
CIEN	6,280	$283	12/31/2023
Ethic Inc.	6,231	$280	12/31/2023
CIEN	6,231	$280	12/31/2023
CenterStar Asset Management LLC		$277	03/31/2024
Call	18,700	$925	03/31/2024
Put	13,100	$648	03/31/2024
TFO TDC LLC	5,961	$268	12/31/2023
CIEN	5,961	$268	12/31/2023
Inceptionr LLC	5,963	$268	12/31/2023
CIEN	5,963	$268	12/31/2023
Watershed Asset Management L.L.C.	5,929	$267	12/31/2023
CIEN	5,929	$267	12/31/2023
Mackenzie Financial Corp	5,769	$260	12/31/2023
CIEN	5,769	$260	12/31/2023
Vident Advisory LLC	5,762	$259	12/31/2023
CIEN	5,762	$259	12/31/2023
Advisory Services Network LLC	5,456	$246	12/31/2023
CIEN	5,456	$246	12/31/2023
Congress Asset Management Co. MA	4,963	$245	03/31/2024
CIEN	4,963	$245	03/31/2024
HB Wealth Management LLC	5,453	$245	12/31/2023
CIEN	5,453	$245	12/31/2023
Private Advisor Group LLC	5,280	$238	12/31/2023
CIEN	5,280	$238	12/31/2023
Greenleaf Trust	5,175	$233	12/31/2023
CIEN	5,175	$233	12/31/2023
Panagora Asset Management Inc.	5,165	$232	12/31/2023
CIEN	5,165	$232	12/31/2023
Kestra Advisory Services LLC	5,013	$226	12/31/2023
CIEN	5,013	$226	12/31/2023
Creative Planning	4,908	$221	12/31/2023
CIEN	4,908	$221	12/31/2023
Mercer Global Advisors Inc. ADV	4,867	$219	12/31/2023
CIEN	4,867	$219	12/31/2023
Edgestream Partners L.P.	4,733	$213	12/31/2023
CIEN	4,733	$213	12/31/2023
M&T Bank Corp	4,628	$209	12/31/2023
CIEN	4,628	$209	12/31/2023
Oak Thistle LLC	4,174	$206	03/31/2024
CIEN	4,174	$206	03/31/2024
Bartlett & Co. LLC	4,565	$206	12/31/2023
CIEN	4,565	$206	12/31/2023
FORA Capital LLC	4,583	$206	12/31/2023
CIEN	4,583	$206	12/31/2023
Bartlett & CO. Wealth Management LLC	4,565	$206	12/31/2023
CIEN	4,565	$206	12/31/2023
Beacon Pointe Advisors LLC	4,545	$205	12/31/2023
CIEN	4,545	$205	12/31/2023
Coldstream Capital Management Inc.	4,534	$204	12/31/2023
CIEN	4,534	$204	12/31/2023
Systematic Portfolios LLC	4,541	$204	12/31/2023
CIEN	4,541	$204	12/31/2023
Angeles Investment Advisors LLC	4,500	$203	12/31/2023
CIEN	4,500	$203	12/31/2023
Handelsinvest Investeringsforvaltning	4,034	$199	03/31/2024
CIEN	4,034	$199	03/31/2024
Parallel Advisors LLC	4,244	$191	12/31/2023
CIEN	4,244	$191	12/31/2023
Neo Ivy Capital Management	3,426	$154	12/31/2023
CIEN	3,426	$154	12/31/2023
Steward Partners Investment Advisory LLC	3,298	$148	12/31/2023
CIEN	3,298	$148	12/31/2023
Operose Advisors LLC	3,214	$145	12/31/2023
CIEN	3,214	$145	12/31/2023
Quadrant Capital Group LLC	3,074	$138	12/31/2023
CIEN	3,074	$138	12/31/2023
Smithfield Trust Co.	2,999	$136	12/31/2023
CIEN	2,999	$136	12/31/2023
CENTRAL TRUST Co	2,539	$126	03/31/2024
CIEN	2,539	$126	03/31/2024
Geneos Wealth Management Inc.	2,222	$100	12/31/2023
CIEN	2,222	$100	12/31/2023
Group One Trading L.P.		$81	12/31/2023
Call	12,200	$549	12/31/2023
Put	10,400	$468	12/31/2023
Northwestern Mutual Wealth Management Co.	1,635	$74	12/31/2023
CIEN	1,635	$74	12/31/2023
GWM Advisors LLC	1,559	$70	12/31/2023
CIEN	1,559	$70	12/31/2023
Colonial Trust Co SC	1,515	$68	12/31/2023
CIEN	1,515	$68	12/31/2023
CWM LLC	1,322	$65	03/31/2024
CIEN	1,322	$65	03/31/2024
Vestor Capital LLC	1,400	$63	12/31/2023
CIEN	1,400	$63	12/31/2023
Johnson Financial Group Inc.	1,350	$61	12/31/2023
CIEN	1,350	$61	12/31/2023
Financial Management Professionals Inc.	1,070	$53	03/31/2024
CIEN	1,070	$53	03/31/2024
Sunbelt Securities Inc.	1,054	$52	03/31/2024
CIEN	1,054	$52	03/31/2024
Fifth Third Bancorp	1,011	$50	03/31/2024
CIEN	1,011	$50	03/31/2024
City State Bank	800	$40	03/31/2024
CIEN	800	$40	03/31/2024
EverSource Wealth Advisors LLC	862	$39	12/31/2023
CIEN	862	$39	12/31/2023
Nomura Asset Management Co. Ltd.	840	$38	12/31/2023
CIEN	840	$38	12/31/2023
Quarry LP	854	$38	12/31/2023
CIEN	854	$38	12/31/2023
Wolverine Trading LLC		$36	12/31/2023
Call	23,400	$1,053	12/31/2023
Put	22,600	$1,017	12/31/2023
Register Financial Advisors LLC	668	$33	03/31/2024
CIEN	668	$33	03/31/2024
Advisors Asset Management Inc.	691	$31	12/31/2023
CIEN	691	$31	12/31/2023
GoalVest Advisory LLC	602	$30	03/31/2024
CIEN	602	$30	03/31/2024
Kapitalo Investimentos Ltda	666	$30	12/31/2023
CIEN	666	$30	12/31/2023
Whittier Trust Co.	645	$29	12/31/2023
CIEN	645	$29	12/31/2023
Point72 Asia Singapore Pte. Ltd.	647	$29	12/31/2023
CIEN	647	$29	12/31/2023
Hexagon Capital Partners LLC	477	$24	03/31/2024
CIEN	477	$24	03/31/2024
Manchester Capital Management LLC	500	$23	12/31/2023
CIEN	500	$23	12/31/2023
Allspring Global Investments Holdings LLC	439	$22	03/31/2024
CIEN	439	$22	03/31/2024
Orion Capital Management LLC	497	$22	12/31/2023
CIEN	497	$22	12/31/2023
Farther Finance Advisors LLC	475	$21	12/31/2023
CIEN	475	$21	12/31/2023
Atlas Capital Advisors LLC	382	$19	03/31/2024
CIEN	382	$19	03/31/2024
Atticus Wealth Management LLC	390	$19	03/31/2024
CIEN	390	$19	03/31/2024
Rise Advisors LLC	386	$19	03/31/2024
CIEN	386	$19	03/31/2024
GAMMA Investing LLC	387	$19	03/31/2024
CIEN	387	$19	03/31/2024
IFP Advisors Inc	412	$19	12/31/2023
CIEN	412	$19	12/31/2023
Sugarloaf Wealth Management LLC	357	$18	03/31/2024
CIEN	357	$18	03/31/2024
Huntington National Bank	391	$18	12/31/2023
CIEN	391	$18	12/31/2023
Private Trust Co. NA	319	$16	03/31/2024
CIEN	319	$16	03/31/2024
nVerses Capital LLC	300	$15	03/31/2024
CIEN	300	$15	03/31/2024
Massmutual Trust Co. FSB ADV	287	$14	03/31/2024
CIEN	287	$14	03/31/2024
Cambridge Trust Co.	300	$14	12/31/2023
CIEN	300	$14	12/31/2023
West Tower Group LLC	318	$14	12/31/2023
CIEN	318	$14	12/31/2023
True Wealth Design LLC	309	$14	12/31/2023
CIEN	309	$14	12/31/2023
Harbour Investments Inc.	289	$13	12/31/2023
CIEN	289	$13	12/31/2023
Global Retirement Partners LLC	244	$12	03/31/2024
CIEN	244	$12	03/31/2024
Lindbrook Capital LLC	237	$12	03/31/2024
CIEN	237	$12	03/31/2024
Covestor Ltd	276	$12	12/31/2023
CIEN	276	$12	12/31/2023
Silicon Valley Capital Partners	250	$11	12/31/2023
CIEN	250	$11	12/31/2023
JJJ Advisors Inc.	197	$10	03/31/2024
CIEN	197	$10	03/31/2024
CI Investments Inc.	227	$10	12/31/2023
CIEN	227	$10	12/31/2023
Cape Investment Advisory Inc.	214	$10	12/31/2023
CIEN	214	$10	12/31/2023
Park Place Capital Corp	176	$9	03/31/2024
CIEN	176	$9	03/31/2024
Eagle Bay Advisors LLC	197	$9	12/31/2023
CIEN	197	$9	12/31/2023
Allworth Financial LP	169	$8	03/31/2024
CIEN	169	$8	03/31/2024
First Horizon Advisors Inc.	184	$8	12/31/2023
CIEN	184	$8	12/31/2023
Ronald Blue Trust Inc.	160	$8	12/31/2023
CIEN	160	$8	12/31/2023
EntryPoint Capital LLC	176	$8	12/31/2023
CIEN	176	$8	12/31/2023
Belmont Capital LLC	158	$7	12/31/2023
CIEN	158	$7	12/31/2023
VitalStone Financial LLC	163	$7	12/31/2023
CIEN	163	$7	12/31/2023
Private Wealth Management Group LLC	146	$7	12/31/2023
CIEN	146	$7	12/31/2023
Blue Bell Private Wealth Management LLC	125	$6	03/31/2024
CIEN	125	$6	03/31/2024
Bessemer Group Inc.	141	$6	12/31/2023
CIEN	141	$6	12/31/2023
Parkside Financial Bank & Trust	135	$6	12/31/2023
CIEN	135	$6	12/31/2023
Tucker Asset Management LLC	135	$6	12/31/2023
CIEN	135	$6	12/31/2023
Venturi Wealth Management LLC	98	$5	03/31/2024
CIEN	98	$5	03/31/2024
Benjamin F. Edwards & Company Inc.	108	$5	12/31/2023
CIEN	108	$5	12/31/2023
JFS Wealth Advisors LLC	102	$5	12/31/2023
CIEN	102	$5	12/31/2023
Quent Capital LLC	109	$5	12/31/2023
CIEN	109	$5	12/31/2023
Smartleaf Asset Management LLC	121	$5	12/31/2023
CIEN	121	$5	12/31/2023
Northwest Financial Advisors	113	$5	12/31/2023
CIEN	113	$5	12/31/2023
Exchange Traded Concepts LLC	77	$4	03/31/2024
CIEN	77	$4	03/31/2024
Asset Dedication LLC	84	$4	03/31/2024
CIEN	84	$4	03/31/2024
Mitsubishi UFJ Kokusai Asset Management Co. Ltd.	85	$4	12/31/2023
CIEN	85	$4	12/31/2023
Bell Investment Advisors Inc	98	$4	12/31/2023
CIEN	98	$4	12/31/2023
Glass Jacobson Investment Advisors llc	85	$4	12/31/2023
CIEN	85	$4	12/31/2023
Farmers & Merchants Investments Inc.	62	$3	03/31/2024
CIEN	62	$3	03/31/2024
OLD Second National Bank of Aurora	71	$3	12/31/2023
CIEN	71	$3	12/31/2023
Hoey Investments Inc.	65	$3	12/31/2023
CIEN	65	$3	12/31/2023
Richard W. Paul & Associates LLC	60	$3	12/31/2023
CIEN	60	$3	12/31/2023
Valley National Advisers Inc.	45	$2	03/31/2024
CIEN	45	$2	03/31/2024
ST Germain D J Co. Inc.	47	$2	03/31/2024
CIEN	47	$2	03/31/2024
NewSquare Capital LLC	46	$2	12/31/2023
CIEN	46	$2	12/31/2023
Coppell Advisory Solutions LLC	54	$2	12/31/2023
CIEN	54	$2	12/31/2023
TD Waterhouse Canada Inc.	35	$2	12/31/2023
CIEN	35	$2	12/31/2023
Capital Advisors Ltd. LLC	13	$1	03/31/2024
CIEN	13	$1	03/31/2024
Moisand Fitzgerald Tamayo LLC	14	$1	03/31/2024
CIEN	14	$1	03/31/2024
Versant Capital Management Inc	16	$1	03/31/2024
CIEN	16	$1	03/31/2024
Spire Wealth Management	29	$1	03/31/2024
CIEN	29	$1	03/31/2024
SJS Investment Consulting Inc.	28	$1	03/31/2024
CIEN	28	$1	03/31/2024
UMB Bank N A MO	18	$1	12/31/2023
CIEN	18	$1	12/31/2023
Whittier Trust Co. of Nevada Inc.	27	$1	12/31/2023
CIEN	27	$1	12/31/2023
Assetmark Inc.	13	$1	12/31/2023
CIEN	13	$1	12/31/2023
Lee Financial Co	30	$1	12/31/2023
CIEN	30	$1	12/31/2023
Grove Bank & Trust	20	$1	12/31/2023
CIEN	20	$1	12/31/2023
Sanctuary Wealth Management L.L.C.	21	$1	12/31/2023
CIEN	21	$1	12/31/2023
Nalls Sherbakoff Group LLC	14	$1	12/31/2023
CIEN	14	$1	12/31/2023
Avion Wealth	12	$1	12/31/2023
CIEN	12	$1	12/31/2023
RFP Financial Group LLC	18	$1	12/31/2023
CIEN	18	$1	12/31/2023
DiNuzzo Private Wealth Inc.	17	$1	12/31/2023
CIEN	17	$1	12/31/2023
Sachetta LLC	32	$1	12/31/2023
CIEN	32	$1	12/31/2023
Proffitt & Goodson Inc.	3	$0	03/31/2024
CIEN	3	$0	03/31/2024
MCF Advisors LLC	5	$0	03/31/2024
CIEN	5	$0	03/31/2024
Banque Cantonale Vaudoise	7	$0	03/31/2024
CIEN	7	$0	03/31/2024
BOKF NA	4	$0	12/31/2023
CIEN	4	$0	12/31/2023
Proequities Inc.		$0	12/31/2023
Put	0	$0	12/31/2023
Call	0	$0	12/31/2023
CIEN	0	$0	12/31/2023
Berkshire Capital Holdings Inc.	10	$0	12/31/2023
CIEN	10	$0	12/31/2023
Glassman Wealth Services	7	$0	12/31/2023
CIEN	7	$0	12/31/2023
Key Financial Inc	2	$0	12/31/2023
CIEN	2	$0	12/31/2023
Twin Tree Management LP		$-253	12/31/2023
Put	56,200	$2,530	12/31/2023
CIEN	36,592	$1,647	12/31/2023
Call	14,000	$630	12/31/2023
D. E. Shaw & Co. Inc.	83,600	$-3,763	12/31/2023
Put	83,600	$3,763	12/31/2023

See Summary: Institutional Holders of CIEN
See Details: Top 10 Hedge Funds Holding CIEN
Also See: CIEN Insider Buying
Also See: CIEN Holdings Changes

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