On this page, we present all of the funds holding CERS from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding CERS, with a link to that fund's top holdings. The next columns indicate the amount of CERS stock held by each of the funds holding CERS, followed by the CERS position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 188 funds holding CERS within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by Baker BROS. Advisors LP. For more details on the positions held by Baker BROS. Advisors LP (or by any of the other funds holding CERS), click the fund name in the "Holder" column of the funds-holding-CERS table below.

Holder	Amount	Position Size ($ in 1000's)	As of
Baker BROS. Advisors LP	16,067,558	$58,647	12/31/2022
CERS	16,067,558	$58,647	12/31/2022
ARK Investment Management LLC	15,863,384	$57,901	12/31/2022
CERS	15,863,384	$57,901	12/31/2022
BlackRock Inc.	12,594,054	$45,968	12/31/2022
CERS	12,594,054	$45,968	12/31/2022
Vanguard Group Inc.	10,900,422	$39,787	12/31/2022
CERS	10,900,422	$39,787	12/31/2022
Primecap Management Co. CA	8,849,600	$32,301	12/31/2022
CERS	8,849,600	$32,301	12/31/2022
Sumitomo Mitsui Trust Holdings Inc.	7,171,280	$26,175	12/31/2022
CERS	7,171,280	$26,175	12/31/2022
Nikko Asset Management Americas Inc.	7,171,280	$26,103	12/31/2022
CERS	7,171,280	$26,103	12/31/2022
Senvest Management LLC	6,557,177	$23,934	12/31/2022
CERS	6,557,177	$23,934	12/31/2022
Wasatch Advisors Inc.	4,864,963	$17,757	12/31/2022
CERS	4,864,963	$17,757	12/31/2022
State Street Corp	4,179,301	$15,254	12/31/2022
CERS	4,179,301	$15,254	12/31/2022
Hood River Capital Management LLC	4,120,851	$15,041	12/31/2022
CERS	4,120,851	$15,041	12/31/2022
Geode Capital Management LLC	3,227,012	$11,778	12/31/2022
CERS	3,227,012	$11,778	12/31/2022
Assenagon Asset Management S.A.	2,501,311	$9,130	12/31/2022
CERS	2,501,311	$9,130	12/31/2022
Tamarack Advisers LP	2,500,000	$9,125	12/31/2022
CERS	2,500,000	$9,125	12/31/2022
D. E. Shaw & Co. Inc.	2,351,964	$8,585	12/31/2022
CERS	2,351,964	$8,585	12/31/2022
Bamco Inc. NY	2,212,952	$8,077	12/31/2022
CERS	2,212,952	$8,077	12/31/2022
Polar Capital Holdings Plc	2,033,336	$7,422	12/31/2022
CERS	2,033,336	$7,422	12/31/2022
Silvercrest Asset Management Group LLC	1,939,577	$7,079	12/31/2022
CERS	1,939,577	$7,079	12/31/2022
Northern Trust Corp	1,809,419	$6,604	12/31/2022
CERS	1,809,419	$6,604	12/31/2022
Silverarc Capital Management LLC	1,634,014	$5,964	12/31/2022
CERS	1,634,014	$5,964	12/31/2022
Charles Schwab Investment Management Inc.	1,580,602	$5,769	12/31/2022
CERS	1,580,602	$5,769	12/31/2022
Voya Investment Management LLC	1,301,806	$4,752	12/31/2022
CERS	1,301,806	$4,752	12/31/2022
Nuveen Asset Management LLC	1,218,307	$4,446	12/31/2022
CERS	1,218,307	$4,446	12/31/2022
Raymond James & Associates	1,193,807	$4,357	12/31/2022
CERS	1,193,807	$4,357	12/31/2022
Uniplan Investment Counsel Inc.	1,039,399	$3,793	12/31/2022
CERS	1,039,399	$3,793	12/31/2022
Goldman Sachs Group Inc.	987,049	$3,603	12/31/2022
CERS	987,049	$3,603	12/31/2022
Pier Capital LLC	978,695	$3,572	12/31/2022
CERS	978,695	$3,572	12/31/2022
Kennedy Capital Management Inc.	945,227	$3,450	12/31/2022
CERS	945,227	$3,450	12/31/2022
UBS Group AG	712,949	$2,602	12/31/2022
CERS	712,949	$2,602	12/31/2022
Millennium Management LLC	685,161	$2,501	12/31/2022
CERS	685,161	$2,501	12/31/2022
Bank of New York Mellon Corp	650,067	$2,373	12/31/2022
CERS	650,067	$2,373	12/31/2022
Stephens Inc. AR	634,385	$2,316	12/31/2022
CERS	634,385	$2,316	12/31/2022
Morgan Stanley	629,454	$2,298	12/31/2022
CERS	629,454	$2,298	12/31/2022
King Luther Capital Management Corp	588,521	$2,148	12/31/2022
CERS	588,521	$2,148	12/31/2022
Rice Hall James & Associates LLC	554,792	$2,025	12/31/2022
CERS	554,792	$2,025	12/31/2022
Polar Asset Management Partners Inc.	553,200	$2,019	12/31/2022
CERS	553,200	$2,019	12/31/2022
FMR LLC	540,732	$1,974	12/31/2022
CERS	540,732	$1,974	12/31/2022
Ameriprise Financial Inc.	506,873	$1,849	12/31/2022
CERS	506,873	$1,849	12/31/2022
Cubist Systematic Strategies LLC	475,072	$1,734	12/31/2022
CERS	475,072	$1,734	12/31/2022
Swiss National Bank	427,600	$1,561	12/31/2022
CERS	427,600	$1,561	12/31/2022
Citadel Advisors LLC		$1,439	12/31/2022
CERS	395,333	$1,443	12/31/2022
Put	44,700	$163	12/31/2022
Call	43,500	$159	12/31/2022
Renaissance Technologies LLC	365,500	$1,334	12/31/2022
CERS	365,500	$1,334	12/31/2022
Legal & General Group Plc	349,783	$1,277	12/31/2022
CERS	349,783	$1,277	12/31/2022
Salzhauer Michael	308,467	$1,126	12/31/2022
CERS	308,467	$1,126	12/31/2022
Lesa Sroufe & Co	304,280	$1,111	12/31/2022
CERS	304,280	$1,111	12/31/2022
Sepio Capital LP	523,815	$1,043	12/31/2022
CERS	523,815	$1,043	12/31/2022
Oberweis Asset Management Inc.	283,900	$1,036	12/31/2022
CERS	283,900	$1,036	12/31/2022
Susquehanna International Group LLP		$972	12/31/2022
CERS	287,109	$1,048	12/31/2022
Put	75,800	$277	12/31/2022
Call	55,200	$201	12/31/2022
Qube Research & Technologies Ltd	258,228	$943	12/31/2022
CERS	258,228	$943	12/31/2022
Credit Suisse AG	254,386	$929	12/31/2022
CERS	254,386	$929	12/31/2022
ExodusPoint Capital Management LP	246,629	$900	12/31/2022
CERS	246,629	$900	12/31/2022
Exchange Traded Concepts LLC	243,450	$889	12/31/2022
CERS	243,450	$889	12/31/2022
Formula Growth Ltd.	242,290	$884	12/31/2022
CERS	242,290	$884	12/31/2022
Candriam Luxembourg S.C.A.	227,107	$829	12/31/2022
CERS	227,107	$829	12/31/2022
Wolverine Trading LLC		$827	12/31/2022
Call	226,700	$827	12/31/2022
Bouvel Investment Partners LLC	224,914	$821	12/31/2022
CERS	224,914	$821	12/31/2022
California State Teachers Retirement System	222,719	$813	12/31/2022
CERS	222,719	$813	12/31/2022
Rhumbline Advisers	220,564	$805	12/31/2022
CERS	220,564	$805	12/31/2022
UBS Asset Management Americas Inc.	205,555	$750	12/31/2022
CERS	205,555	$750	12/31/2022
Bridgewater Associates LP	203,217	$742	12/31/2022
CERS	203,217	$742	12/31/2022
Alliancebernstein L.P.	197,141	$720	12/31/2022
CERS	197,141	$720	12/31/2022
Millrace Asset Group Inc.	193,986	$708	12/31/2022
CERS	193,986	$708	12/31/2022
PDT Partners LLC	173,123	$632	12/31/2022
CERS	173,123	$632	12/31/2022
GSA Capital Partners LLP	170,317	$622	12/31/2022
CERS	170,317	$622	12/31/2022
SG Americas Securities LLC	162,087	$592	12/31/2022
CERS	162,087	$592	12/31/2022
Algert Global LLC	150,750	$550	12/31/2022
CERS	150,750	$550	12/31/2022
XTX Topco Ltd	143,740	$525	12/31/2022
CERS	143,740	$525	12/31/2022
Price T Rowe Associates Inc. MD	125,094	$457	12/31/2022
CERS	125,094	$457	12/31/2022
JPMorgan Chase & Co.	124,695	$454	12/31/2022
CERS	124,695	$454	12/31/2022
Engineers Gate Manager LP	124,083	$453	12/31/2022
CERS	124,083	$453	12/31/2022
	119,460	$436	12/31/2022
CERS	119,460	$436	12/31/2022
Strategic Wealth Advisors Group LLC	120,275	$433	09/30/2022
CERS	120,275	$433	09/30/2022
Capital Impact Advisors LLC	112,834	$412	12/31/2022
CERS	112,834	$412	12/31/2022
Squarepoint Ops LLC	112,413	$410	12/31/2022
CERS	112,413	$410	12/31/2022
New York State Common Retirement Fund	107,781	$393	12/31/2022
CERS	107,781	$393	12/31/2022
Royal Bank of Canada	104,656	$382	12/31/2022
CERS	104,656	$382	12/31/2022
Deutsche Bank AG	104,180	$380	12/31/2022
CERS	104,180	$380	12/31/2022
Stifel Financial Corp	100,536	$367	12/31/2022
CERS	100,536	$367	12/31/2022
Townsquare Capital LLC	98,776	$361	12/31/2022
CERS	98,776	$361	12/31/2022
Colony Group LLC	93,200	$340	12/31/2022
CERS	93,200	$340	12/31/2022
Los Angeles Capital Management & Equity Research Inc.	92,232	$337	12/31/2022
CERS	92,232	$337	12/31/2022
Innovis Asset Management LLC	91,824	$335	12/31/2022
CERS	91,824	$335	12/31/2022
Barclays PLC	90,989	$331	12/31/2022
CERS	90,989	$331	12/31/2022
Mariner LLC	86,375	$315	12/31/2022
CERS	86,375	$315	12/31/2022
OLD National Bancorp IN	84,067	$307	12/31/2022
CERS	84,067	$307	12/31/2022
AQR Capital Management LLC	83,947	$306	12/31/2022
CERS	83,947	$306	12/31/2022
MetLife Investment Management LLC	82,977	$303	12/31/2022
CERS	82,977	$303	12/31/2022
American International Group Inc.	81,634	$298	12/31/2022
CERS	81,634	$298	12/31/2022
Janney Montgomery Scott LLC	80,500	$294	12/31/2022
CERS	80,500	$294	12/31/2022
Invesco Ltd.	72,530	$265	12/31/2022
CERS	72,530	$265	12/31/2022
Mirae Asset Global Investments Co. Ltd.	69,844	$255	12/31/2022
CERS	69,844	$255	12/31/2022
The Manufacturers Life Insurance Company	68,007	$248	12/31/2022
CERS	68,007	$248	12/31/2022
Raymond James Trust N.A.	68,000	$248	12/31/2022
CERS	68,000	$248	12/31/2022
Integrated Wealth Concepts LLC	67,422	$246	12/31/2022
CERS	67,422	$246	12/31/2022
MQS Management LLC	67,030	$245	12/31/2022
CERS	67,030	$245	12/31/2022
Bank of America Corp DE	65,003	$237	12/31/2022
CERS	65,003	$237	12/31/2022
Wetherby Asset Management Inc.	64,857	$237	12/31/2022
CERS	64,857	$237	12/31/2022
Hsbc Holdings PLC	65,373	$231	12/31/2022
CERS	65,373	$231	12/31/2022
Joel Isaacson & Co. LLC	63,000	$230	12/31/2022
CERS	63,000	$230	12/31/2022
First Manhattan Co.	62,000	$226	12/31/2022
CERS	62,000	$226	12/31/2022
Taylor Cottrill Erickson & Associates Inc.	59,049	$216	12/31/2022
CERS	59,049	$216	12/31/2022
Great West Life Assurance Co. Can	58,359	$214	12/31/2022
CERS	58,359	$214	12/31/2022
Jane Street Group LLC		$206	12/31/2022
CERS	48,443	$177	12/31/2022
Call	46,300	$169	12/31/2022
Put	38,300	$140	12/31/2022
	54,641	$199	12/31/2022
CERS	54,641	$199	12/31/2022
Principal Financial Group Inc.	50,249	$183	12/31/2022
CERS	50,249	$183	12/31/2022
Arizona State Retirement System	49,970	$182	12/31/2022
CERS	49,970	$182	12/31/2022
State Board of Administration of Florida Retirement System	49,535	$181	12/31/2022
CERS	49,535	$181	12/31/2022
Belpointe Asset Management LLC	47,200	$172	12/31/2022
CERS	47,200	$172	12/31/2022
Man Group plc	43,476	$159	12/31/2022
CERS	43,476	$159	12/31/2022
Baird Financial Group Inc.	42,325	$154	12/31/2022
CERS	42,325	$154	12/31/2022
Dynamic Technology Lab Private Ltd	40,603	$148	12/31/2022
CERS	40,603	$148	12/31/2022
Shufro Rose & Co. LLC	38,500	$141	12/31/2022
CERS	38,500	$141	12/31/2022
Zurcher Kantonalbank Zurich Cantonalbank	36,744	$134	12/31/2022
CERS	36,744	$134	12/31/2022
Janus Henderson Group PLC	34,192	$125	12/31/2022
CERS	34,192	$125	12/31/2022
Alpine Global Management LLC	33,139	$121	12/31/2022
CERS	33,139	$121	12/31/2022
LPL Financial LLC	31,371	$115	12/31/2022
CERS	31,371	$115	12/31/2022
J Arnold Wealth Management Co	29,850	$109	12/31/2022
CERS	29,850	$109	12/31/2022
Raub Brock Capital Management LP	29,399	$107	12/31/2022
CERS	29,399	$107	12/31/2022
Amalgamated Bank	27,772	$101	12/31/2022
CERS	27,772	$101	12/31/2022
Banco Santander S.A.	26,490	$97	12/31/2022
CERS	26,490	$97	12/31/2022
Marathon Capital Management	26,000	$95	12/31/2022
CERS	26,000	$95	12/31/2022
Rockefeller Capital Management L.P.	25,766	$94	12/31/2022
CERS	25,766	$94	12/31/2022
Gotham Asset Management LLC	25,361	$93	12/31/2022
CERS	25,361	$93	12/31/2022
Wells Fargo & Company MN	24,906	$91	12/31/2022
CERS	24,906	$91	12/31/2022
BNP Paribas Arbitrage SA	24,529	$90	12/31/2022
CERS	24,529	$90	12/31/2022
Change Path LLC	24,362	$89	12/31/2022
CERS	24,362	$89	12/31/2022
Pictet Asset Management SA	23,721	$87	12/31/2022
CERS	23,721	$87	12/31/2022
Susquehanna Fundamental Investments LLC	23,664	$86	12/31/2022
CERS	23,664	$86	12/31/2022
Brinker Capital Investments LLC	23,288	$85	12/31/2022
CERS	23,288	$85	12/31/2022
Acrisure Capital Management LLC	22,514	$82	12/31/2022
CERS	22,514	$82	12/31/2022
State of Wisconsin Investment Board	22,082	$81	12/31/2022
CERS	22,082	$81	12/31/2022
ProShare Advisors LLC	22,206	$81	12/31/2022
CERS	22,206	$81	12/31/2022
Mill Creek Capital Advisors LLC	21,919	$80	12/31/2022
CERS	21,919	$80	12/31/2022
Spearhead Capital Advisors LLC	21,826	$79	09/30/2022
CERS	21,826	$79	09/30/2022
Spouting Rock Asset Management LLC	21,233	$78	12/31/2022
CERS	21,233	$78	12/31/2022
HBK Sorce Advisory LLC	16,148	$73	12/31/2022
CERS	16,148	$73	12/31/2022
Teacher Retirement System of Texas	19,491	$71	12/31/2022
CERS	19,491	$71	12/31/2022
Victory Capital Management Inc.	19,495	$71	12/31/2022
CERS	19,495	$71	12/31/2022
Williams Jones Wealth Management LLC.	19,500	$71	12/31/2022
CERS	19,500	$71	12/31/2022
Virtu Financial LLC	18,568	$68	12/31/2022
CERS	18,568	$68	12/31/2022
Pathstone Family Office LLC	17,450	$64	12/31/2022
CERS	17,450	$64	12/31/2022
Ergoteles LLC	17,199	$63	12/31/2022
CERS	17,199	$63	12/31/2022
Csenge Advisory Group	15,600	$57	12/31/2022
CERS	15,600	$57	12/31/2022
Aprio Wealth Management LLC	15,000	$55	12/31/2022
CERS	15,000	$55	12/31/2022
Nan Fung Group Holdings Ltd	14,172	$52	12/31/2022
CERS	14,172	$52	12/31/2022
Lazard Asset Management LLC	13,967	$50	12/31/2022
CERS	13,967	$50	12/31/2022
ARP Americas LP	13,300	$49	12/31/2022
CERS	13,300	$49	12/31/2022
HRT Financial LP	12,699	$46	12/31/2022
CERS	12,699	$46	12/31/2022
Abacus Planning Group Inc.	11,700	$43	12/31/2022
CERS	11,700	$43	12/31/2022
Bayesian Capital Management LP	11,900	$43	12/31/2022
CERS	11,900	$43	12/31/2022
Prudential Financial Inc.	11,617	$42	12/31/2022
CERS	11,617	$42	12/31/2022
Envestnet Asset Management Inc.	11,603	$42	12/31/2022
CERS	11,603	$42	12/31/2022
Two Sigma Securities LLC	11,627	$42	12/31/2022
CERS	11,627	$42	12/31/2022
Mackenzie Financial Corp	11,361	$41	12/31/2022
CERS	11,361	$41	12/31/2022
Ameritas Investment Partners Inc.	13,159	$41	12/31/2022
CERS	13,159	$41	12/31/2022
Baker Tilly Financial LLC	11,117	$41	12/31/2022
CERS	11,117	$41	12/31/2022
CI Private Wealth LLC	11,196	$41	12/31/2022
CERS	11,196	$41	12/31/2022
Beirne Wealth Consulting Services LLC	11,000	$40	12/31/2022
CERS	11,000	$40	12/31/2022
Metropolitan Life Insurance Co NY	10,738	$39	12/31/2022
CERS	10,738	$39	12/31/2022
Prelude Capital Management LLC	10,540	$38	12/31/2022
CERS	10,540	$38	12/31/2022
Advisor Group Holdings Inc.	10,016	$38	12/31/2022
CERS	10,016	$38	12/31/2022
Schechter Investment Advisors LLC	10,305	$38	12/31/2022
CERS	10,305	$38	12/31/2022
Simplex Trading LLC		$29	12/31/2022
Put	39,500	$144	12/31/2022
CERS	31,624	$115	12/31/2022
Call	16,000	$58	12/31/2022
Allspring Global Investments Holdings LLC	6,587	$24	12/31/2022
CERS	6,587	$24	12/31/2022
Steward Partners Investment Advisory LLC	6,060	$22	12/31/2022
CERS	6,060	$22	12/31/2022
Citigroup Inc.	5,573	$20	12/31/2022
CERS	5,573	$20	12/31/2022
Quadrant Capital Group LLC	2,976	$11	12/31/2022
CERS	2,976	$11	12/31/2022
Accel Wealth Management	2,000	$7	12/31/2022
CERS	2,000	$7	12/31/2022
Stephens Consulting LLC	1,575	$6	12/31/2022
CERS	1,575	$6	12/31/2022
Baillie Gifford & Co.	1,459	$5	12/31/2022
CERS	1,459	$5	12/31/2022
Tower Research Capital LLC TRC	1,386	$5	12/31/2022
CERS	1,386	$5	12/31/2022
Advisory Services Network LLC	1,381	$5	12/31/2022
CERS	1,381	$5	12/31/2022
Parallel Advisors LLC	1,441	$5	12/31/2022
CERS	1,441	$5	12/31/2022
CoreCap Advisors LLC	1,000	$4	12/31/2022
CERS	1,000	$4	12/31/2022
C M Bidwell & Associates Ltd.	723	$3	12/31/2022
CERS	723	$3	12/31/2022
GWM Advisors LLC	554	$2	12/31/2022
CERS	554	$2	12/31/2022
Nisa Investment Advisors LLC	169	$1	12/31/2022
CERS	169	$1	12/31/2022
Signaturefd LLC	275	$1	12/31/2022
CERS	275	$1	12/31/2022
PrairieView Partners LLC	350	$1	12/31/2022
CERS	350	$1	12/31/2022
Lindbrook Capital LLC	376	$1	12/31/2022
CERS	376	$1	12/31/2022
Point72 Middle East FZE	204	$1	12/31/2022
CERS	204	$1	12/31/2022
The PNC Financial Services Group Inc.	100	$0	12/31/2022
CERS	100	$0	12/31/2022
Proequities Inc.		$0	12/31/2022
Put	0	$0	12/31/2022
Call	0	$0	12/31/2022
CERS	0	$0	12/31/2022
HAP Trading LLC		$0	12/31/2022
Call	18,300	$0	12/31/2022
Ronald Blue Trust Inc.	137	$0	12/31/2022
CERS	137	$0	12/31/2022
Covestor Ltd	44	$0	12/31/2022
CERS	44	$0	12/31/2022
PEAK6 Investments LLC		$-7	12/31/2022
Put	26,000	$95	12/31/2022
CERS	17,955	$66	12/31/2022
Call	6,000	$22	12/31/2022
Group One Trading L.P.		$-48	12/31/2022
Put	43,200	$158	12/31/2022
CERS	17,501	$64	12/31/2022
Call	12,600	$46	12/31/2022
Caption Management LLC	22,334	$-100	12/31/2022
Put	50,000	$182	12/31/2022
CERS	22,334	$82	12/31/2022

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

CERS — Current Quote

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CERS — Performance