GSM — Institutional owners (13F)

189 filers · $306.6M total · As of June 30, 2026

Institutions that report holding this stock in their quarterly SEC Form 13F. Long positions only; a single filer may appear twice for separate option legs. Large offsetting put/call legs typically reflect market-making or hedged inventory, not directional conviction.

Institution Value Shares % of tracked 13F Type
Hosking Partners LLP $32,531,817 10,230,131 10.61% Shares
DONALD SMITH & CO., INC. $25,843,138 8,126,773 8.43% Shares
BlackRock, Inc. $24,177,703 7,603,051 7.89% Shares
BARROW HANLEY MEWHINNEY & STRAUSS LLC $16,262,278 5,113,924 5.30% Shares
Old West Investment Management, LLC $13,360,124 4,201,296 4.36% Shares
GRIZZLYROCK CAPITAL, LLC $11,339,750 3,565,959 3.70% Shares
RENAISSANCE TECHNOLOGIES LLC $8,391,177 2,638,735 2.74% Shares
CenterBook Partners LP $8,162,303 2,566,762 2.66% Shares
BARDIN HILL MANAGEMENT PARTNERS LP $7,976,000 1,752,967 2.60% Shares
AMERIPRISE FINANCIAL INC $7,953,535 2,501,112 2.59% Shares
STATE STREET CORP $6,965,771 2,190,494 2.27% Shares
ARDSLEY ADVISORY PARTNERS LP $6,948,300 2,185,000 2.27% Shares
DIMENSIONAL FUND ADVISORS LP $6,780,766 2,132,449 2.21% Shares
MASTERS CAPITAL MANAGEMENT LLC $6,360,000 2,000,000 2.07% Shares
ROYCE & ASSOCIATES LP $6,083,130 1,912,934 1.98% Shares
GEODE CAPITAL MANAGEMENT, LLC $5,657,868 1,779,204 1.85% Shares
GENDELL JEFFREY L $5,220,530 1,641,676 1.70% Shares
JACOBS LEVY EQUITY MANAGEMENT, INC $4,748,614 1,493,275 1.55% Shares
BRIDGEWAY CAPITAL MANAGEMENT, LLC $4,682,318 1,472,427 1.53% Shares
CHARLES SCHWAB INVESTMENT MANAGEMENT INC $3,932,770 1,236,720 1.28% Shares
VANGUARD GROUP INC $3,780,793 814,826 1.23% Shares
Qube Research & Technologies Ltd $3,659,897 1,150,911 1.19% Shares
Russell Investments Group, Ltd. $3,599,179 1,131,818 1.17% Shares
AMERICAN CENTURY COMPANIES INC $3,386,248 1,064,858 1.10% Shares
GOLDMAN SACHS GROUP INC $3,286,779 1,033,578 1.07% Shares
Empowered Funds, LLC $2,977,520 936,327 0.97% Shares
Thomist Capital Management, LP $2,932,650 922,217 0.96% Shares
D. E. Shaw & Co., Inc. $2,769,837 871,018 0.90% Shares
VANGUARD PORTFOLIO MANAGEMENT LLC $2,738,581 861,189 0.89% Shares
GENERAL AMERICAN INVESTORS CO INC $2,631,739 827,591 0.86% Shares
NORTHERN TRUST CORP $2,616,451 822,783 0.85% Shares
Wolf Hill Capital Management, LP $2,401,088 755,059 0.78% Shares
Universal- Beteiligungs- und Servicegesellschaft mbH $2,330,564 732,882 0.76% Shares
Orchard Capital Management, LLC $2,194,200 690,000 0.72% Shares
JB CAPITAL PARTNERS LP $2,082,900 655,000 0.68% Shares
Bastion Asset Management Inc. $2,064,756 604,639 0.67% Shares
Ballast Asset Management, LP $1,991,300 626,195 0.65% Shares
DBA TRADING, LLC $1,895,200 460,000 0.62% Shares
RBF Capital, LLC $1,656,796 521,005 0.54% Shares
1492 Capital Management LLC $1,630,688 512,795 0.53% Shares
Walleye Capital LLC $1,613,850 507,500 0.53% Shares
ENVESTNET ASSET MANAGEMENT INC $1,571,127 494,065 0.51% Shares
Man Group plc $1,515,429 476,550 0.49% Shares
Penn Capital Management Company, LLC $1,512,809 475,726 0.49% Shares
MILLENNIUM MANAGEMENT LLC $1,452,678 456,817 0.47% Shares
MORGAN STANLEY $1,375,135 432,432 0.45% Shares
Jump Financial, LLC $1,359,082 427,384 0.44% Shares
Boston Partners $1,295,540 407,404 0.42% Shares
Pekin Hardy Strauss, Inc. $1,002,972 315,400 0.33% Shares
Connor, Clark & Lunn Investment Management Ltd. $930,277 292,540 0.30% Shares
Bank of New York Mellon Corp $911,215 286,546 0.30% Shares
BANK OF MONTREAL /CAN/ $894,067 281,153 0.29% Shares
Integrated Quantitative Investments LLC $887,516 279,093 0.29% Shares
WOLVERINE TRADING, LLC $874,785 201,100 0.29% Put option
SEI INVESTMENTS CO $872,962 274,517 0.28% Shares
UBS Group AG $872,685 274,429 0.28% Shares
Invesco Ltd. $800,377 251,691 0.26% Shares
MARTINGALE ASSET MANAGEMENT L P $730,310 229,657 0.24% Shares
Counterpoint Mutual Funds LLC $659,936 207,527 0.22% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $641,088 201,600 0.21% Put option
LPL Financial LLC $640,549 201,431 0.21% Shares
BANK OF AMERICA CORP /DE/ $632,963 199,045 0.21% Shares
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ $616,351 193,821 0.20% Shares
CITADEL ADVISORS LLC $585,012 183,966 0.19% Shares
PANAGORA ASSET MANAGEMENT INC $574,540 180,673 0.19% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $573,704 180,410 0.19% Shares
Nuveen, LLC $554,824 174,473 0.18% Shares
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO $544,346 171,178 0.18% Shares
JANE STREET GROUP, LLC $509,118 160,100 0.17% Put option
Unison Advisors LLC $498,156 156,653 0.16% Shares
XTX Topco Ltd $491,199 154,465 0.16% Shares
ALLIANCEBERNSTEIN L.P. $484,100 117,500 0.16% Shares
RHUMBLINE ADVISERS $475,621 149,569 0.16% Shares
Legal & General Group Plc $455,146 142,903 0.15% Shares
West Tower Group, LLC $398,406 125,285 0.13% Shares
Diametric Capital, LP $389,791 122,576 0.13% Shares
Verdence Capital Advisors LLC $379,111 119,217 0.12% Shares
JPMORGAN CHASE & CO $372,404 118,600 0.12% Shares
CITADEL ADVISORS LLC $361,248 113,600 0.12% Put option
AQR CAPITAL MANAGEMENT LLC $351,700 110,598 0.11% Shares
Cannell & Spears LLC $349,800 110,000 0.11% Shares
DEUTSCHE BANK AG\ $339,058 106,622 0.11% Shares
WELLS FARGO & COMPANY/MN $325,186 102,260 0.11% Shares
Caption Management, LLC $318,000 100,000 0.10% Put option
STRS OHIO $316,728 99,600 0.10% Shares
WOLVERINE TRADING, LLC $295,221 67,867 0.10% Shares
Caption Management, LLC $265,031 83,343 0.09% Shares
IMC-Chicago, LLC $250,746 78,851 0.08% Shares
Legacy Capital Group California, Inc. $249,834 78,564 0.08% Shares
Point72 Asset Management, L.P. $248,240 78,063 0.08% Shares
MARSHALL WACE, LLP $247,416 77,804 0.08% Shares
LOS ANGELES CAPITAL MANAGEMENT LLC $238,675 75,055 0.08% Shares
EXCHANGE TRADED CONCEPTS, LLC $223,166 70,178 0.07% Shares
State of Wyoming $215,760 67,849 0.07% Shares
MetLife Investment Management, LLC $213,407 67,109 0.07% Shares
CITADEL ADVISORS LLC $208,608 65,600 0.07% Call option
CITIGROUP INC $205,437 64,603 0.07% Shares
HSBC HOLDINGS PLC $192,438 60,420 0.06% Shares
ALGERT GLOBAL LLC $180,713 56,828 0.06% Shares
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. $177,043 55,674 0.06% Shares
BARCLAYS PLC $170,871 53,733 0.06% Shares
INTECH INVESTMENT MANAGEMENT LLC $162,571 51,123 0.05% Shares
VANGUARD FIDUCIARY TRUST CO $159,420 50,132 0.05% Shares
Central Pacific Bank - Trust Division $155,957 49,043 0.05% Shares
Creative Planning $146,633 46,111 0.05% Shares
Police & Firemen's Retirement System of New Jersey $133,153 41,872 0.04% Shares
Rockefeller Capital Management L.P. $131,711 41,418 0.04% Shares
BECK MACK & OLIVER LLC $128,472 40,400 0.04% Shares
Aquatic Capital Management LLC $116,156 36,527 0.04% Shares
Corient Private Wealth LP $108,537 34,131 0.04% Shares
NEW YORK STATE COMMON RETIREMENT FUND $103,032 32,400 0.03% Shares
MANUFACTURERS LIFE INSURANCE COMPANY, THE $100,393 31,570 0.03% Shares
TWO SIGMA ADVISERS, LP $91,408 19,700 0.03% Shares
JANE STREET GROUP, LLC $88,722 27,900 0.03% Call option
STATE OF WISCONSIN INVESTMENT BOARD $88,111 27,708 0.03% Shares
Quantbot Technologies LP $87,606 27,549 0.03% Shares
Cohen Capital Management, Inc. $83,952 26,400 0.03% Shares
VOYA INVESTMENT MANAGEMENT LLC $80,069 25,179 0.03% Shares
WOLVERINE TRADING, LLC $75,255 17,300 0.02% Call option
SIMPLEX TRADING, LLC $75,140 23,629 0.02% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $67,734 21,300 0.02% Call option
Aigen Investment Management, LP $66,809 21,009 0.02% Shares
World Investment Advisors $64,037 20,118 0.02% Shares
PRUDENTIAL FINANCIAL INC $61,931 19,475 0.02% Shares
TWO SIGMA SECURITIES, LLC $59,402 18,680 0.02% Shares
MIRABELLA FINANCIAL SERVICES LLP $57,711 18,148 0.02% Shares
Polymer Capital Management (US) LLC $54,518 17,144 0.02% Shares
Vanguard Personalized Indexing Management, LLC $54,022 16,988 0.02% Shares
Cerity Partners LLC $52,591 16,538 0.02% Shares
BNP PARIBAS FINANCIAL MARKETS $51,427 16,172 0.02% Shares
FRANKLIN RESOURCES INC $51,271 16,123 0.02% Shares
&PARTNERS $50,598 15,911 0.02% Shares
ProShare Advisors LLC $50,342 15,831 0.02% Shares
HighTower Advisors, LLC $49,503 15,567 0.02% Shares
Meadowbrook Advisors Group, LLC $48,574 15,275 0.02% Shares
MASTER'S WEALTH MANAGEMENT INC. $48,296 15,187 0.02% Shares
Alessandra Capital Management, LLC $44,520 14,000 0.01% Shares
PDT Partners, LLC $43,604 13,712 0.01% Shares
COOPER CREEK PARTNERS MANAGEMENT LLC $43,297 13,615,302 0.01% Shares
TWO SIGMA INVESTMENTS, LP $41,976 13,200 0.01% Shares
Tower Research Capital LLC (TRC) $36,891 11,601 0.01% Shares
XPONANCE LLC $36,742 11,554 0.01% Shares
Parkwoods Wealth Partners, LLC $36,570 11,500 0.01% Shares
PFG Investments, LLC $36,429 11,456 0.01% Shares
EVERGREEN CAPITAL MANAGEMENT LLC $33,060 10,396 0.01% Shares
TRUIST FINANCIAL CORP $32,436 10,200 0.01% Shares
LAZARD ASSET MANAGEMENT LLC $32,048 10,078 0.01% Shares
Marex Group Ltd $31,800 10,000 0.01% Shares
CREATIVE FINANCIAL DESIGNS INC /ADV $31,800 10,000 0.01% Shares
HIGHLAND CAPITAL MANAGEMENT, LLC $31,800 10,000 0.01% Shares
Ameritas Investment Partners, Inc. $31,762 9,988 0.01% Shares
FMR LLC $24,820 7,805 0.01% Shares
GROUP ONE TRADING LLC $23,252 7,312 0.01% Shares
ROYAL BANK OF CANADA $20,000 5,999 0.01% Shares
Persistent Asset Partners Ltd $13,346 4,197 0.00% Shares
AdvisorNet Financial, Inc $10,147 3,191 0.00% Shares
Cullen/Frost Bankers, Inc. $9,540 3,000 0.00% Shares
Farther Finance Advisors, LLC $7,984 2,511 0.00% Shares
Sterling Capital Management LLC $7,750 2,437 0.00% Shares
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM $5,295 1,665 0.00% Shares
NISA INVESTMENT ADVISORS, LLC $4,627 1,455 0.00% Shares
OSAIC HOLDINGS, INC. $4,305 1,354 0.00% Shares
CWM, LLC $3,786 919 0.00% Shares
Smartleaf Asset Management LLC $3,275 1,043 0.00% Shares
Allworth Financial LP $3,009 946 0.00% Shares
SIGNATUREFD, LLC $2,140 673 0.00% Shares
Arax Advisory Partners $1,804 567 0.00% Shares
IFP Advisors, Inc $1,765 555 0.00% Shares
PNC Financial Services Group, Inc. $1,294 407 0.00% Shares
ACADIAN ASSET MANAGEMENT LLC $1,123 355,159 0.00% Shares
EverSource Wealth Advisors, LLC $715 225 0.00% Shares
SJS Investment Consulting Inc. $481 151 0.00% Shares
Cornerstone Planning Group LLC $455 133 0.00% Shares
JONES FINANCIAL COMPANIES LLLP $393 118 0.00% Shares
Physician Wealth Advisors, Inc. $385 121 0.00% Shares
SBI Securities Co., Ltd. $366 115 0.00% Shares
PRICE T ROWE ASSOCIATES INC /MD/ $307 96,281 0.00% Shares
True Wealth Design, LLC $287 90 0.00% Shares
SHP Wealth Management $254 80 0.00% Shares
Essential Partners LLC $226 71 0.00% Shares
GAMMA Investing LLC $216 68 0.00% Shares
Clearstead Advisors, LLC $176 55 0.00% Shares
GSA CAPITAL PARTNERS LLP $165 51,776 0.00% Shares
SG Americas Securities, LLC $148 46,386 0.00% Shares
Covestor Ltd $56 17,466 0.00% Shares
ROTHSCHILD INVESTMENT LLC $38 12 0.00% Shares
State of Alaska, Department of Revenue $22 7,074 0.00% Shares
HARBOR CAPITAL ADVISORS, INC. $5 1,427 0.00% Shares
Steward Partners Investment Advisory, LLC $3 1 0.00% Shares