OSG — Institutional owners (13F)

167 filers · $267.3M total · As of Sept. 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
Repertoire Partners LP $42,693,720 6,013,200 15.97% Call option
BlackRock, Inc. $28,532,501 4,572,516 10.67% Shares
VANGUARD GROUP INC $19,515,314 2,508,395 7.30% Shares
Western Standard LLC $14,024,968 2,247,591 5.25% Shares
VANGUARD CAPITAL MANAGEMENT LLC $12,309,143 1,972,619 4.60% Shares
Prescott Group Capital Management, L.L.C. $10,282,228 1,647,793 3.85% Shares
THIRD AVENUE MANAGEMENT LLC $8,373,325 1,341,879 3.13% Shares
Bain Capital Credit, LP $6,913,995 1,108,012 2.59% Shares
GEODE CAPITAL MANAGEMENT, LLC $6,905,205 1,106,335 2.58% Shares
STATE STREET CORP $5,607,720 898,673 2.10% Shares
Repertoire Partners LP $5,120,435 721,188 1.92% Shares
DIMENSIONAL FUND ADVISORS LP $4,474,177 716,947 1.67% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $4,223,232 676,800 1.58% Put option
JACOBS LEVY EQUITY MANAGEMENT, INC $4,053,067 649,530 1.52% Shares
MARSHALL WACE, LLP $3,755,206 601,796 1.40% Shares
ZACKS INVESTMENT MANAGEMENT $3,683,920 590,370 1.38% Shares
Bracebridge Capital, LLC $3,614,420 579,234 1.35% Shares
MORGAN STANLEY $3,554,074 569,563 1.33% Shares
GOLDMAN SACHS GROUP INC $3,499,118 560,756 1.31% Shares
RIHO Partners, LLC $3,462,064 554,818 1.30% Shares
ESSEX INVESTMENT MANAGEMENT CO LLC $3,365,163 539,289 1.26% Shares
GENDELL JEFFREY L $3,083,134 494,092 1.15% Shares
Caption Management, LLC $3,009,552 482,300 1.13% Put option
Wolf Hill Capital Management, LP $2,996,367 480,187 1.12% Shares
Nuveen, LLC $2,671,751 428,165 1.00% Shares
CITADEL ADVISORS LLC $2,638,128 422,777 0.99% Shares
Caption Management, LLC $2,615,409 419,136 0.98% Shares
VANGUARD PORTFOLIO MANAGEMENT LLC $2,448,264 392,350 0.92% Shares
CHARLES SCHWAB INVESTMENT MANAGEMENT INC $2,357,903 377,869 0.88% Shares
NORTHERN TRUST CORP $2,200,723 352,680 0.82% Shares
IPG Investment Advisors LLC $1,896,523 303,930 0.71% Shares
Connor, Clark & Lunn Investment Management Ltd. $1,890,177 302,913 0.71% Shares
VANGUARD FIDUCIARY TRUST CO $1,846,048 295,841 0.69% Shares
AYAL Capital Advisors Ltd $1,747,200 280,000 0.65% Shares
JANE STREET GROUP, LLC $1,739,281 278,731 0.65% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $1,700,400 272,500 0.64% Call option
Skopos Labs, Inc. $1,512,883 325,351 0.57% Shares
RAYMOND JAMES FINANCIAL INC $1,495,604 239,680 0.56% Shares
AQR CAPITAL MANAGEMENT LLC $1,434,513 229,890 0.54% Shares
PRUDENTIAL FINANCIAL INC $1,410,302 226,010 0.53% Shares
TUDOR INVESTMENT CORP ET AL $1,350,099 216,362 0.51% Shares
Harbor Advisors LLC $1,225,424 196,382 0.46% Shares
Russell Investments Group, Ltd. $1,217,090 195,046 0.46% Shares
Quantinno Capital Management LP $1,187,366 190,283 0.44% Shares
Legato Capital Management LLC $1,129,671 181,037 0.42% Shares
WOLVERINE TRADING, LLC $923,400 95,000 0.35% Call option
UBS Group AG $918,509 147,197 0.34% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $852,958 136,692 0.32% Shares
Bank of New York Mellon Corp $842,185 134,966 0.32% Shares
BANK OF AMERICA CORP /DE/ $819,686 131,360 0.31% Shares
Invesco Ltd. $797,896 127,868 0.30% Shares
BRIDGEWAY CAPITAL MANAGEMENT, LLC $764,425 122,504 0.29% Shares
Nebula Research & Development LLC $760,580 107,124 0.28% Shares
Diametric Capital, LP $738,591 118,364 0.28% Shares
RENAISSANCE TECHNOLOGIES LLC $731,328 117,200 0.27% Shares
WELLS FARGO & COMPANY/MN $728,250 116,707 0.27% Shares
HSBC HOLDINGS PLC $723,547 114,498 0.27% Shares
SEI INVESTMENTS CO $682,584 109,389 0.26% Shares
LONE PEAK GLOBAL INVESTORS LLC $671,898 107,676 0.25% Shares
AMERICAN CENTURY COMPANIES INC $567,840 91,000 0.21% Shares
CITADEL ADVISORS LLC $425,568 68,200 0.16% Call option
Man Group plc $415,453 66,579 0.16% Shares
Vanguard Global Advisers, LLC $393,869 63,120 0.15% Shares
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO $382,543 61,305 0.14% Shares
GWN SECURITIES INC. $376,241 60,295 0.14% Shares
AMERIPRISE FINANCIAL INC $365,065 58,504 0.14% Shares
FJ Capital Management LLC $361,527 57,937 0.14% Shares
State of Wyoming $347,774 55,733 0.13% Shares
Empowered Funds, LLC $336,985 54,004 0.13% Shares
RHUMBLINE ADVISERS $333,711 53,481 0.12% Shares
TUDOR INVESTMENT CORP ET AL $321,984 51,600 0.12% Call option
BARCLAYS PLC $309,735 49,637 0.12% Shares
JANE STREET GROUP, LLC $303,888 48,700 0.11% Call option
LOS ANGELES CAPITAL MANAGEMENT LLC $298,790 47,883 0.11% Shares
LAZARD ASSET MANAGEMENT LLC $270,385 43,331 0.10% Shares
DEUTSCHE BANK AG\ $251,840 40,359 0.09% Shares
WOLVERINE TRADING, LLC $249,804 25,700 0.09% Put option
CITADEL ADVISORS LLC $246,480 39,500 0.09% Put option
WOLVERINE TRADING, LLC $207,017 21,298 0.08% Shares
ALLIANCEBERNSTEIN L.P. $198,230 42,630 0.07% Shares
Mariner, LLC $190,842 30,584 0.07% Shares
STATE OF WISCONSIN INVESTMENT BOARD $187,475 30,044 0.07% Shares
MERCER GLOBAL ADVISORS INC /ADV $182,757 29,288 0.07% Shares
Cerity Partners LLC $167,408 26,828 0.06% Shares
Engineers Gate Manager LP $159,120 25,500 0.06% Shares
MetLife Investment Management, LLC $152,886 24,501 0.06% Shares
ENVESTNET ASSET MANAGEMENT INC $151,283 24,244 0.06% Shares
KLCM Advisors, Inc. $149,136 23,900 0.06% Shares
GROUP ONE TRADING LLC $140,874 22,576 0.05% Shares
BNP PARIBAS FINANCIAL MARKETS $134,497 21,554 0.05% Shares
Mraz, Amerine & Associates, Inc. $133,848 21,450 0.05% Shares
Gator Capital Management, LLC $130,634 20,935 0.05% Shares
MILLENNIUM MANAGEMENT LLC $122,366 19,610 0.05% Shares
Impact Capital Partners LLC $121,780 19,516 0.05% Shares
CITIGROUP INC $119,059 19,080 0.04% Shares
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. $118,835 19,044 0.04% Shares
Inscription Capital, LLC $118,791 19,037 0.04% Shares
JPMORGAN CHASE & CO $118,728 18,668 0.04% Shares
XTX Topco Ltd $116,420 18,657 0.04% Shares
JANE STREET GROUP, LLC $99,216 15,900 0.04% Put option
Metis Global Partners, LLC $89,444 14,334 0.03% Shares
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC $84,647 14,061 0.03% Shares
AlphaQuest LLC $79,029 10,158 0.03% Shares
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM $78,811 12,630 0.03% Shares
Atria Investments, Inc $77,832 12,473 0.03% Shares
MANUFACTURERS LIFE INSURANCE COMPANY, THE $77,463 12,414 0.03% Shares
Corient Private Wealth LP $76,565 12,270 0.03% Shares
D. E. Shaw & Co., Inc. $76,172 12,207 0.03% Shares
IEQ CAPITAL, LLC $76,147 12,203 0.03% Shares
Police & Firemen's Retirement System of New Jersey $73,788 11,825 0.03% Shares
Jump Financial, LLC $72,659 11,644 0.03% Shares
Crown Wealth Group, LLC $69,651 11,162 0.03% Shares
McGlone Suttner Wealth Management, Inc. $68,085 10,911 0.03% Shares
AXQ CAPITAL, LP $66,468 10,652 0.02% Shares
FRANKLIN RESOURCES INC $66,319 10,628 0.02% Shares
NEW YORK STATE COMMON RETIREMENT FUND $62,856 10,073 0.02% Shares
MIRABELLA FINANCIAL SERVICES LLP $62,831 10,069 0.02% Shares
Gaddis Premier Wealth Advisors LLC $62,400 10,000 0.02% Shares
Chicago Partners Investment Group LLC $57,588 10,395 0.02% Shares
FMR LLC $50,894 8,156 0.02% Shares
Cullen/Frost Bankers, Inc. $44,554 7,140 0.02% Shares
Versant Capital Management, Inc $40,601 9,807 0.02% Shares
HAP Trading, LLC $35,850 239,000 0.01% Call option
FIRST HORIZON CORP $29,802 4,776 0.01% Shares
Persistent Asset Partners Ltd $25,185 4,036 0.01% Shares
Legal & General Group Plc $23,955 3,839 0.01% Shares
Ameritas Investment Partners, Inc. $22,764 3,648 0.01% Shares
Arax Advisory Partners $20,337 3,259 0.01% Shares
Tower Research Capital LLC (TRC) $16,536 2,650 0.01% Shares
Cove Street Capital, LLC $15,521 1,861 0.01% Shares
CWM, LLC $14,880 3,200 0.01% Shares
OSAIC HOLDINGS, INC. $13,638 2,186 0.01% Shares
ROYAL BANK OF CANADA $12,000 1,911 0.00% Shares
PNC Financial Services Group, Inc. $8,973 1,438 0.00% Shares
Allworth Financial LP $6,359 1,019 0.00% Shares
NISA INVESTMENT ADVISORS, LLC $6,053 970 0.00% Shares
Sterling Capital Management LLC $5,204 834 0.00% Shares
Lindbrook Capital, LLC $4,804 549 0.00% Shares
Farther Finance Advisors, LLC $4,694 752 0.00% Shares
Continuum Advisory, LLC $3,469 556 0.00% Shares
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM $3,407 546 0.00% Shares
Wiser Advisor Group LLC $3,120 500 0.00% Shares
ZIONS BANCORPORATION, NATIONAL ASSOCIATION /UT/ $2,814 451 0.00% Shares
EverSource Wealth Advisors, LLC $2,246 360 0.00% Shares
Essential Partners LLC $1,641 263 0.00% Shares
FIFTH THIRD BANCORP $1,516 243 0.00% Shares
Optiver Holding B.V. $1,223 196 0.00% Shares
Transamerica Financial Advisors, LLC $936 150 0.00% Shares
GSA CAPITAL PARTNERS LLP $896 143,566 0.00% Shares
DiNuzzo Private Wealth, Inc. $824 177 0.00% Shares
ROTHSCHILD INVESTMENT LLC $774 124 0.00% Shares
Quarry LP $768 123 0.00% Shares
Advisors Asset Management, Inc. $762 98 0.00% Shares
PRICE T ROWE ASSOCIATES INC /MD/ $728 116,612 0.00% Shares
Steward Partners Investment Advisory, LLC $724 116 0.00% Shares
True Wealth Design, LLC $674 108 0.00% Shares
Physician Wealth Advisors, Inc. $537 86 0.00% Shares
Bogart Wealth, LLC $480 77 0.00% Shares
IFP Advisors, Inc $225 36 0.00% Shares
Legacy Investment Solutions, LLC $178 25 0.00% Shares
SJS Investment Consulting Inc. $119 19 0.00% Shares
SG Americas Securities, LLC $70 11,203 0.00% Shares
SBI Securities Co., Ltd. $62 10 0.00% Shares
JPL Wealth Management, LLC $57 9 0.00% Shares
Fortitude Family Office, LLC $50 8 0.00% Shares
HARBOR CAPITAL ADVISORS, INC. $5 751 0.00% Shares
Capital Analysts, LLC $2 325 0.00% Shares