On this page, we present all of the funds holding USM from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding USM, with a link to that fund's top holdings. The next columns indicate the amount of USM stock held by each of the funds holding USM, followed by the USM position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 143 funds holding USM within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by Dimensional Fund Advisors LP. For more details on the positions held by Dimensional Fund Advisors LP (or by any of the other funds holding USM), click the fund name in the "Holder" column of the funds-holding-USM table below.

Holder	Amount	Position Size ($ in 1000's)	As of
Dimensional Fund Advisors LP	2,166,357	$89,991	12/31/2023
USM	2,166,357	$89,991	12/31/2023
TOMS Capital Investment Management LP		$71,615	12/31/2023
Call	1,724,000	$71,615	12/31/2023
Gamco Investors INC. ET AL	1,432,750	$59,516	12/31/2023
USM	1,432,750	$59,516	12/31/2023
Jericho Capital Asset Management L.P.	1,408,792	$58,521	12/31/2023
USM	1,408,792	$58,521	12/31/2023
Vanguard Group Inc.	1,319,414	$54,808	12/31/2023
USM	1,319,414	$54,808	12/31/2023
Loomis Sayles & Co. L P	698,386	$29,011	12/31/2023
USM	698,386	$29,011	12/31/2023
BlackRock Inc.	662,806	$27,533	12/31/2023
USM	662,806	$27,533	12/31/2023
Gabelli Funds LLC	649,700	$26,989	12/31/2023
USM	649,700	$26,989	12/31/2023
Third Point LLC	545,344	$22,654	12/31/2023
USM	545,344	$22,654	12/31/2023
UBS Group AG		$20,331	12/31/2023
Call	471,900	$19,603	12/31/2023
USM	47,921	$1,991	12/31/2023
Put	30,400	$1,263	12/31/2023
ThornTree Capital Partners LP	472,202	$19,615	12/31/2023
USM	472,202	$19,615	12/31/2023
Citadel Advisors LLC		$18,279	12/31/2023
USM	232,829	$9,672	12/31/2023
Call	230,000	$9,554	12/31/2023
Put	22,800	$947	12/31/2023
Morgan Stanley	398,160	$16,540	12/31/2023
USM	398,160	$16,540	12/31/2023
Caption Management LLC		$12,760	12/31/2023
Call	395,300	$16,421	12/31/2023
Put	135,000	$5,608	12/31/2023
USM	46,863	$1,947	12/31/2023
Bridgeway Capital Management Inc.	301,387	$12,520	12/31/2023
USM	301,387	$12,520	12/31/2023
Edmond DE Rothschild Holding S.A.	295,000	$12,254	12/31/2023
USM	295,000	$12,254	12/31/2023
Millennium Management LLC	283,034	$11,757	12/31/2023
USM	283,034	$11,757	12/31/2023
Private Management Group Inc.	262,453	$10,902	12/31/2023
USM	262,453	$10,902	12/31/2023
American Century Companies Inc.	257,492	$10,696	12/31/2023
USM	257,492	$10,696	12/31/2023
FMR LLC	253,466	$10,529	12/31/2023
USM	253,466	$10,529	12/31/2023
Goldman Sachs Group Inc.	238,320	$9,900	12/31/2023
USM	238,320	$9,900	12/31/2023
D. E. Shaw & Co. Inc.	217,939	$9,053	12/31/2023
USM	217,939	$9,053	12/31/2023
Simplex Trading LLC		$8,867	12/31/2023
Call	198,700	$8,253	12/31/2023
USM	25,488	$1,058	12/31/2023
Put	10,700	$444	12/31/2023
Ameriprise Financial Inc.	208,542	$8,663	12/31/2023
USM	208,542	$8,663	12/31/2023
HBK Investments L P		$8,387	12/31/2023
Call	201,900	$8,387	12/31/2023
Empowered Funds LLC	175,987	$7,310	12/31/2023
USM	175,987	$7,310	12/31/2023
Arrowstreet Capital Limited Partnership	149,032	$6,191	12/31/2023
USM	149,032	$6,191	12/31/2023
Geode Capital Management LLC	146,254	$6,077	12/31/2023
USM	146,254	$6,077	12/31/2023
Jane Street Group LLC		$5,495	12/31/2023
USM	102,393	$4,253	12/31/2023
Call	59,100	$2,455	12/31/2023
Put	29,200	$1,213	12/31/2023
Lombard Odier Asset Management USA Corp		$5,255	12/31/2023
USM	120,000	$4,985	12/31/2023
Call	6,500	$270	12/31/2023
State Street Corp	106,459	$4,422	12/31/2023
USM	106,459	$4,422	12/31/2023
Renaissance Technologies LLC	97,962	$4,069	12/31/2023
USM	97,962	$4,069	12/31/2023
Barclays PLC	93,532	$3,885	12/31/2023
USM	93,532	$3,885	12/31/2023
Tudor Investment Corp Et Al	91,142	$3,786	12/31/2023
USM	91,142	$3,786	12/31/2023
State of Alaska Department of Revenue	94,950	$3,465	03/31/2024
USM	94,950	$3,465	03/31/2024
Susquehanna International Group LLP		$3,390	12/31/2023
Put	204,400	$8,491	12/31/2023
USM	152,400	$6,331	12/31/2023
Call	133,600	$5,550	12/31/2023
Charles Schwab Investment Management Inc.	77,412	$3,216	12/31/2023
USM	77,412	$3,216	12/31/2023
Hudson Bay Capital Management LP	75,000	$3,116	12/31/2023
USM	75,000	$3,116	12/31/2023
Northern Trust Corp	73,362	$3,047	12/31/2023
USM	73,362	$3,047	12/31/2023
Cubist Systematic Strategies LLC	69,396	$2,883	12/31/2023
USM	69,396	$2,883	12/31/2023
HRT Financial LP	56,429	$2,344	12/31/2023
USM	56,429	$2,344	12/31/2023
Voloridge Investment Management LLC	56,325	$2,340	12/31/2023
USM	56,325	$2,340	12/31/2023
Dark Forest Capital Management LP	47,989	$1,993	12/31/2023
USM	47,989	$1,993	12/31/2023
Significant Wealth Partners LLC	46,182	$1,918	12/31/2023
USM	46,182	$1,918	12/31/2023
Price T Rowe Associates Inc. MD	37,412	$1,555	12/31/2023
USM	37,412	$1,555	12/31/2023
BI Asset Management Fondsmaeglerselskab A S	35,184	$1,462	12/31/2023
USM	35,184	$1,462	12/31/2023
Swiss National Bank	30,900	$1,284	12/31/2023
USM	30,900	$1,284	12/31/2023
Pathstone Holdings LLC	30,276	$1,258	12/31/2023
USM	30,276	$1,258	12/31/2023
JPMorgan Chase & Co.	29,958	$1,244	12/31/2023
USM	29,958	$1,244	12/31/2023
TCW Group Inc.	28,362	$1,178	12/31/2023
USM	28,362	$1,178	12/31/2023
Natixis Advisors L.P.	28,246	$1,173	12/31/2023
USM	28,246	$1,173	12/31/2023
Engineers Gate Manager LP	27,565	$1,145	12/31/2023
USM	27,565	$1,145	12/31/2023
Jacobs Levy Equity Management Inc.	27,296	$1,134	12/31/2023
USM	27,296	$1,134	12/31/2023
Mackenzie Financial Corp	26,291	$1,092	12/31/2023
USM	26,291	$1,092	12/31/2023
Occudo Quantitative Strategies LP	25,713	$1,068	12/31/2023
USM	25,713	$1,068	12/31/2023
Nomura Holdings Inc.		$1,038	12/31/2023
Call	25,000	$1,038	12/31/2023
Torno Capital LLC		$1,038	12/31/2023
Call	27,500	$1,142	12/31/2023
Put	2,500	$104	12/31/2023
HAP Trading LLC		$998	12/31/2023
USM	20,883	$867	12/31/2023
Call	300,000	$158	12/31/2023
Put	49,800	$27	12/31/2023
Credit Suisse AG	23,864	$991	12/31/2023
USM	23,864	$991	12/31/2023
Bank of New York Mellon Corp	21,215	$881	12/31/2023
USM	21,215	$881	12/31/2023
Dynamic Technology Lab Private Ltd	20,821	$865	12/31/2023
USM	20,821	$865	12/31/2023
PDT Partners LLC	20,691	$860	12/31/2023
USM	20,691	$860	12/31/2023
UBS Asset Management Americas Inc.	19,041	$791	12/31/2023
USM	19,041	$791	12/31/2023
Jump Financial LLC	19,000	$789	12/31/2023
USM	19,000	$789	12/31/2023
Teacher Retirement System of Texas	17,739	$737	12/31/2023
USM	17,739	$737	12/31/2023
Gotham Asset Management LLC	17,744	$737	12/31/2023
USM	17,744	$737	12/31/2023
Crescent Grove Advisors LLC	17,646	$733	12/31/2023
USM	17,646	$733	12/31/2023
New York Life Investment Management LLC	16,789	$697	12/31/2023
USM	16,789	$697	12/31/2023
Bank of America Corp DE	16,050	$667	12/31/2023
USM	16,050	$667	12/31/2023
Principal Financial Group Inc.	15,709	$653	12/31/2023
USM	15,709	$653	12/31/2023
Aquatic Capital Management LLC	15,200	$631	12/31/2023
USM	15,200	$631	12/31/2023
California State Teachers Retirement System	13,967	$580	12/31/2023
USM	13,967	$580	12/31/2023
Maven Securities LTD	13,386	$556	12/31/2023
USM	13,386	$556	12/31/2023
Legal & General Group Plc	13,018	$541	12/31/2023
USM	13,018	$541	12/31/2023
Group One Trading L.P.		$536	12/31/2023
Call	13,600	$565	12/31/2023
Put	5,100	$212	12/31/2023
USM	4,394	$183	12/31/2023
Graham Capital Management L.P.	12,784	$531	12/31/2023
USM	12,784	$531	12/31/2023
Trexquant Investment LP	12,598	$523	12/31/2023
USM	12,598	$523	12/31/2023
Cannon Global Investment Management LLC	14,300	$522	03/31/2024
USM	14,300	$522	03/31/2024
Squarepoint Ops LLC	11,617	$483	12/31/2023
USM	11,617	$483	12/31/2023
Toroso Investments LLC	9,945	$413	12/31/2023
USM	9,945	$413	12/31/2023
Balyasny Asset Management LLC	9,536	$396	12/31/2023
USM	9,536	$396	12/31/2023
Atria Wealth Solutions Inc.	9,300	$386	12/31/2023
USM	9,300	$386	12/31/2023
SageView Advisory Group LLC	7,000	$310	12/31/2023
USM	7,000	$310	12/31/2023
Prelude Capital Management LLC		$298	12/31/2023
Put	37,200	$1,545	12/31/2023
Call	27,600	$1,147	12/31/2023
USM	16,765	$696	12/31/2023
XTX Topco Ltd	6,978	$290	12/31/2023
USM	6,978	$290	12/31/2023
Wolverine Trading LLC		$284	12/31/2023
Call	14,200	$590	12/31/2023
Put	13,300	$552	12/31/2023
USM	5,932	$246	12/31/2023
AQR Capital Management LLC	6,714	$278	12/31/2023
USM	6,714	$278	12/31/2023
Walleye Capital LLC		$270	12/31/2023
Call	6,500	$270	12/31/2023
Janus Henderson Group PLC	6,412	$267	12/31/2023
USM	6,412	$267	12/31/2023
Creative Planning	6,408	$266	12/31/2023
USM	6,408	$266	12/31/2023
Franklin Resources Inc.	6,227	$259	12/31/2023
USM	6,227	$259	12/31/2023
Tower Research Capital LLC TRC	5,686	$236	12/31/2023
USM	5,686	$236	12/31/2023
Nisa Investment Advisors LLC	5,300	$220	12/31/2023
USM	5,300	$220	12/31/2023
Bridgefront Capital LLC	5,290	$220	12/31/2023
USM	5,290	$220	12/31/2023
Algert Global LLC	4,880	$203	12/31/2023
USM	4,880	$203	12/31/2023
Zurcher Kantonalbank Zurich Cantonalbank	4,580	$190	12/31/2023
USM	4,580	$190	12/31/2023
Citigroup Inc.	4,046	$168	12/31/2023
USM	4,046	$168	12/31/2023
Amundi	3,800	$158	12/31/2023
USM	3,800	$158	12/31/2023
Northwestern Mutual Wealth Management Co.	3,516	$146	12/31/2023
USM	3,516	$146	12/31/2023
Bfsg LLC	3,290	$137	12/31/2023
USM	3,290	$137	12/31/2023
US Bancorp DE	3,283	$136	12/31/2023
USM	3,283	$136	12/31/2023
BNP Paribas Arbitrage SA	2,943	$122	12/31/2023
USM	2,943	$122	12/31/2023
Lazard Asset Management LLC	2,883	$118	12/31/2023
USM	2,883	$118	12/31/2023
DekaBank Deutsche Girozentrale	2,835	$117	12/31/2023
USM	2,835	$117	12/31/2023
Clear Street Markets LLC	2,527	$105	12/31/2023
USM	2,527	$105	12/31/2023
Signaturefd LLC	1,888	$78	12/31/2023
USM	1,888	$78	12/31/2023
State of Wyoming	1,679	$70	12/31/2023
USM	1,679	$70	12/31/2023
Great West Life Assurance Co. Can	1,615	$67	12/31/2023
USM	1,615	$67	12/31/2023
Point72 Asia Singapore Pte. Ltd.	1,500	$62	12/31/2023
USM	1,500	$62	12/31/2023
Quest Partners LLC	1,024	$43	12/31/2023
USM	1,024	$43	12/31/2023
Quadrant Capital Group LLC	976	$41	12/31/2023
USM	976	$41	12/31/2023
Rhumbline Advisers	939	$39	12/31/2023
USM	939	$39	12/31/2023
Cutler Group LP	980	$35	03/31/2024
USM	980	$35	03/31/2024
Russell Investments Group Ltd.	802	$33	12/31/2023
USM	802	$33	12/31/2023
Lindbrook Capital LLC	781	$32	12/31/2023
USM	781	$32	12/31/2023
Royal Bank of Canada	708	$29	12/31/2023
USM	708	$29	12/31/2023
Wells Fargo & Company MN	558	$23	12/31/2023
USM	558	$23	12/31/2023
Parallel Advisors LLC	384	$16	12/31/2023
USM	384	$16	12/31/2023
Harbour Investments Inc.	339	$14	12/31/2023
USM	339	$14	12/31/2023
Advisor Group Holdings Inc.	305	$13	12/31/2023
USM	305	$13	12/31/2023
First Manhattan Co.	258	$11	12/31/2023
USM	258	$11	12/31/2023
The PNC Financial Services Group Inc.	240	$10	12/31/2023
USM	240	$10	12/31/2023
Bell Investment Advisors Inc	177	$7	12/31/2023
USM	177	$7	12/31/2023
CWM LLC	161	$6	03/31/2024
USM	161	$6	03/31/2024
Comerica Bank	156	$6	12/31/2023
USM	156	$6	12/31/2023
GAMMA Investing LLC	147	$5	03/31/2024
USM	147	$5	03/31/2024
Allworth Financial LP	113	$5	12/31/2023
USM	113	$5	12/31/2023
Venturi Wealth Management LLC	110	$5	12/31/2023
USM	110	$5	12/31/2023
Quent Capital LLC	118	$5	12/31/2023
USM	118	$5	12/31/2023
North Star Investment Management Corp.	70	$3	12/31/2023
USM	70	$3	12/31/2023
JFS Wealth Advisors LLC	41	$2	12/31/2023
USM	41	$2	12/31/2023
Global Retirement Partners LLC	13	$1	12/31/2023
USM	13	$1	12/31/2023
SJS Investment Consulting Inc.	10	$0	03/31/2024
USM	10	$0	03/31/2024
Fortitude Family Office LLC	12	$0	03/31/2024
USM	12	$0	03/31/2024
Proequities Inc.		$0	12/31/2023
Put	0	$0	12/31/2023
USM	0	$0	12/31/2023
Call	0	$0	12/31/2023
Robeco Institutional Asset Management B.V.	0	$0	12/31/2023
USM	0	$0	12/31/2023
Covestor Ltd		$0	12/31/2023
Put	27	$0	12/31/2023
Call	27	$0	12/31/2023
Farther Finance Advisors LLC	2	$0	12/31/2023
USM	2	$0	12/31/2023
DiNuzzo Private Wealth Inc.	11	$0	12/31/2023
USM	11	$0	12/31/2023
GTS Securities LLC		$-389	12/31/2023
Put	23,000	$955	12/31/2023
USM	13,624	$566	12/31/2023
Scoggin Management LP		$-1,039	12/31/2023
Put	50,000	$2,077	12/31/2023
Call	25,000	$1,038	12/31/2023
Boothbay Fund Management LLC		$-1,105	12/31/2023
Put	56,600	$2,351	12/31/2023
Call	30,000	$1,246	12/31/2023
Qube Research & Technologies Ltd		$-1,495	12/31/2023
Put	55,400	$2,301	12/31/2023
USM	19,400	$806	12/31/2023
Colony Capital Inc.	18,400	$-4,038	12/31/2023
Put	189,800	$7,884	12/31/2023
USM	74,200	$3,082	12/31/2023
Call	18,400	$764	12/31/2023

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

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