ROCK — Institutional owners (13F)

270 filers · $1.5B 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
BlackRock, Inc. $221,886,453 4,919,877 14.52% Shares
FMR LLC $200,662,843 4,449,287 13.13% Shares
VANGUARD GROUP INC $141,575,149 2,863,575 9.26% Shares
ALLIANCEBERNSTEIN L.P. $89,023,012 2,232,832 5.83% Shares
DIMENSIONAL FUND ADVISORS LP $67,605,534 1,499,025 4.42% Shares
VANGUARD CAPITAL MANAGEMENT LLC $60,103,823 1,332,679 3.93% Shares
VANGUARD PORTFOLIO MANAGEMENT LLC $58,207,684 1,290,636 3.81% Shares
STATE STREET CORP $55,408,855 1,228,984 3.63% Shares
BARROW HANLEY MEWHINNEY & STRAUSS LLC $44,419,712 984,916 2.91% Shares
FRONTIER CAPITAL MANAGEMENT CO LLC $37,445,267 830,272 2.45% Shares
GEODE CAPITAL MANAGEMENT, LLC $37,118,202 822,869 2.43% Shares
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. $36,332,965 805,620 2.38% Shares
SEGALL BRYANT & HAMILL, LLC $26,498,280 587,545 1.73% Shares
Simcoe Capital Management, LLC $22,295,862 494,365 1.46% Shares
Boston Partners $20,684,101 464,628 1.35% Shares
CHARLES SCHWAB INVESTMENT MANAGEMENT INC $20,084,203 445,326 1.31% Shares
ROYCE & ASSOCIATES LP $18,146,662 402,365 1.19% Shares
SG Capital Management LLC $17,562,391 389,410 1.15% Shares
MORGAN STANLEY $16,110,205 357,210 1.05% Shares
NORTHERN TRUST CORP $15,931,711 353,253 1.04% Shares
FIRST WILSHIRE SECURITIES MANAGEMENT INC $12,121,662 268,773 0.79% Shares
UBS Group AG $11,484,761 254,651 0.75% Shares
Balyasny Asset Management L.P. $10,977,475 243,403 0.72% Shares
KENNEDY CAPITAL MANAGEMENT LLC $10,826,886 240,064 0.71% Shares
D. E. Shaw & Co., Inc. $10,136,090 224,747 0.66% Shares
Invenomic Capital Management LP $9,172,573 203,383 0.60% Shares
VANGUARD FIDUCIARY TRUST CO $8,840,231 196,014 0.58% Shares
CITADEL ADVISORS LLC $8,618,926 191,107 0.56% Shares
PRINCIPAL FINANCIAL GROUP INC $8,542,662 189,416 0.56% Shares
Bank of New York Mellon Corp $7,650,154 169,626 0.50% Shares
PALISADE CAPITAL MANAGEMENT, LP $7,596,238 168,431 0.50% Shares
AQR CAPITAL MANAGEMENT LLC $7,197,328 159,586 0.47% Shares
NEW YORK STATE COMMON RETIREMENT FUND $6,608,278 146,525 0.43% Shares
Invesco Ltd. $6,512,891 144,410 0.43% Shares
BANK OF AMERICA CORP /DE/ $6,036,951 133,857 0.40% Shares
Edgestream Partners, L.P. $5,665,958 125,631 0.37% Shares
GOLDMAN SACHS GROUP INC $5,642,732 125,116 0.37% Shares
RBF Capital, LLC $5,551,765 123,099 0.36% Shares
CastleKnight Management LP $5,524,750 122,500 0.36% Shares
Nuveen, LLC $4,972,095 110,246 0.33% Shares
SYSTEMATIC FINANCIAL MANAGEMENT LP $4,725,161 104,769 0.31% Shares
Public Sector Pension Investment Board $4,596,186 101,911 0.30% Shares
GAMCO INVESTORS, INC. ET AL $4,357,788 96,625 0.29% Shares
PRIMECAP MANAGEMENT CO/CA/ $4,311,560 95,600 0.28% Shares
MONIMUS CAPITAL MANAGEMENT, LP $4,146,449 91,939 0.27% Shares
AMERIPRISE FINANCIAL INC $3,948,325 87,546 0.26% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $3,874,676 85,913 0.25% Shares
Man Group plc $3,756,018 83,282 0.25% Shares
Squarepoint Ops LLC $3,749,975 83,148 0.25% Shares
RHUMBLINE ADVISERS $3,604,330 79,919 0.24% Shares
PRUDENTIAL FINANCIAL INC $3,400,315 75,395 0.22% Shares
Teton Advisors, Inc. $3,304,000 56,000 0.22% Shares
Expect Equity LLC $3,078,842 68,267 0.20% Shares
RENAISSANCE TECHNOLOGIES LLC $3,006,727 66,668 0.20% Shares
Legal & General Group Plc $2,920,450 64,755 0.19% Shares
VICTORY CAPITAL MANAGEMENT INC $2,901,554 64,336 0.19% Shares
PICTON MAHONEY ASSET MANAGEMENT $2,818,164 62,487 0.18% Shares
Swiss National Bank $2,687,960 59,600 0.18% Shares
LAZARD ASSET MANAGEMENT LLC $2,685,705 59,550 0.18% Shares
AMERICAN CENTURY COMPANIES INC $2,581,659 57,243 0.17% Shares
MILLENNIUM MANAGEMENT LLC $2,551,442 56,573 0.17% Shares
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $2,544,384 63,817 0.17% Shares
WESBANCO BANK INC $2,495,293 55,328 0.16% Shares
Teton Advisors, LLC $2,345,200 52,000 0.15% Shares
Connor, Clark & Lunn Investment Management Ltd. $2,245,755 49,795 0.15% Shares
MARSHALL WACE, LLP $1,954,860 43,345 0.13% Shares
CITIGROUP INC $1,829,752 40,571 0.12% Shares
Atom Investors LP $1,688,273 37,434 0.11% Shares
CAPITAL FUND MANAGEMENT S.A. $1,659,409 36,794 0.11% Shares
BFSG, LLC $1,635,597 36,266 0.11% Shares
Creative Planning $1,627,885 36,095 0.11% Shares
Nebula Research & Development LLC $1,623,149 27,511 0.11% Shares
FIFTH THIRD BANCORP $1,559,450 34,578 0.10% Shares
GABELLI FUNDS LLC $1,538,136 34,105 0.10% Shares
SEI INVESTMENTS CO $1,535,984 34,057 0.10% Shares
DEUTSCHE BANK AG\ $1,518,923 33,679 0.10% Shares
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM $1,506,520 33,404 0.10% Shares
Skylands Capital, LLC $1,504,085 33,350 0.10% Shares
HUDSON EDGE INVESTMENT PARTNERS INC. $1,449,559 32,141 0.09% Shares
VANGUARD ASSET MANAGEMENT, Ltd $1,448,206 32,111 0.09% Shares
CAXTON ASSOCIATES LLP $1,442,253 31,979 0.09% Shares
BARCLAYS PLC $1,431,068 31,731 0.09% Shares
WEDGE CAPITAL MANAGEMENT L L P/NC $1,429,818 35,862 0.09% Shares
Skopos Labs, Inc. $1,413,193 35,445 0.09% Shares
Federation des caisses Desjardins du Quebec $1,343,694 29,789 0.09% Shares
Rafferty Asset Management, LLC $1,265,822 28,067 0.08% Shares
WELLS FARGO & COMPANY/MN $1,180,829 26,182 0.08% Shares
COMERICA BANK $1,152,241 23,306 0.08% Shares
FRANKLIN RESOURCES INC $1,081,273 23,975 0.07% Shares
Kennondale Capital Management LLC $1,061,834 23,544 0.07% Shares
FIRST TRUST ADVISORS LP $1,055,204 23,397 0.07% Shares
Corient Private Wealth LP $1,048,216 23,242 0.07% Shares
Quantbot Technologies LP $1,039,600 23,051 0.07% Shares
MOODY NATIONAL BANK TRUST DIVISION $1,004,152 22,265 0.07% Shares
JPMORGAN CHASE & CO $1,000,384 21,039 0.07% Shares
Quantinno Capital Management LP $996,259 22,090 0.07% Shares
SHELTON CAPITAL MANAGEMENT $967,621 21,455 0.06% Shares
ExodusPoint Capital Management, LP $924,099 20,490 0.06% Shares
Van Hulzen Asset Management, LLC $898,302 19,918 0.06% Shares
Freestone Grove Partners LP $805,441 17,859 0.05% Shares
FOX RUN MANAGEMENT, L.L.C. $799,803 17,734 0.05% Shares
MetLife Investment Management, LLC $796,692 17,665 0.05% Shares
XTX Topco Ltd $793,174 17,587 0.05% Shares
Pathstone Holdings, LLC $755,531 16,752 0.05% Shares
Illinois Municipal Retirement Fund $733,461 16,263 0.05% Shares
Assenagon Asset Management S.A. $730,485 16,197 0.05% Shares
Russell Investments Group, Ltd. $724,486 16,064 0.05% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $717,090 15,900 0.05% Call option
Engineers Gate Manager LP $660,580 14,647 0.04% Shares
Lighthouse Investment Partners, LLC $631,175 13,995 0.04% Shares
MANUFACTURERS LIFE INSURANCE COMPANY, THE $590,449 13,092 0.04% Shares
Louisiana State Employees Retirement System $586,300 13,000 0.04% Shares
Pacific Ridge Capital Partners, LLC $581,610 12,896 0.04% Shares
JANE STREET GROUP, LLC $574,078 12,729 0.04% Shares
JANUS HENDERSON GROUP PLC $562,940 14,107 0.04% Shares
Zurcher Kantonalbank (Zurich Cantonalbank) $545,439 12,094 0.04% Shares
VIRGINIA RETIREMENT SYSTEMS ET Al $543,635 12,054 0.04% Shares
Cerity Partners LLC $542,327 12,025 0.04% Shares
Inspire Investing, LLC $516,795 12,962 0.03% Shares
WOLVERINE TRADING, LLC $507,920 8,000 0.03% Call option
Vanguard Global Advisers, LLC $504,714 11,191 0.03% Shares
ENVESTNET ASSET MANAGEMENT INC $498,521 11,054 0.03% Shares
IEQ CAPITAL, LLC $492,312 10,916 0.03% Shares
CITADEL ADVISORS LLC $482,570 10,700 0.03% Put option
Brevan Howard Capital Management LP $480,360 10,651 0.03% Shares
BAILARD, INC. $478,060 10,600 0.03% Shares
Central Pacific Bank - Trust Division $461,689 10,237 0.03% Shares
Orion Portfolio Solutions, LLC $457,841 7,805 0.03% Shares
BNP PARIBAS FINANCIAL MARKETS $453,390 10,053 0.03% Shares
State of Tennessee, Department of Treasury $449,828 9,974 0.03% Shares
Aquatic Capital Management LLC $405,133 8,983 0.03% Shares
Police & Firemen's Retirement System of New Jersey $401,976 8,913 0.03% Shares
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM $395,798 8,776 0.03% Shares
Quadrature Capital Ltd $394,851 8,755 0.03% Shares
RiverFront Investment Group, LLC $394,309 8,743 0.03% Shares
ProShare Advisors LLC $388,222 8,608 0.03% Shares
ARS Investment Partners, LLC $387,544 8,593 0.03% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $383,350 8,500 0.03% Put option
ARIZONA STATE RETIREMENT SYSTEM $369,098 8,184 0.02% Shares
YOUSIF CAPITAL MANAGEMENT, LLC $359,718 7,976 0.02% Shares
Glenmede Investment Management, LP $356,138 5,671 0.02% Shares
Counterpoint Mutual Funds LLC $352,006 7,805 0.02% Shares
JANE STREET GROUP, LLC $351,780 7,800 0.02% Call option
Universal- Beteiligungs- und Servicegesellschaft mbH $340,460 7,549 0.02% Shares
Mitsubishi UFJ Trust & Banking Corp $328,057 7,274 0.02% Shares
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS $317,233 7,034 0.02% Shares
TWO SIGMA ADVISERS, LP $311,472 6,300 0.02% Shares
Birchcreek Wealth Management, LLC $310,514 6,885 0.02% Shares
Vanguard Investments Australia, Ltd. $308,710 6,845 0.02% Shares
SummitTX Capital, L.P. $308,033 6,830 0.02% Shares
OREGON PUBLIC EMPLOYEES RETIREMENT FUND $307,131 6,810 0.02% Shares
Cetera Investment Advisers $300,186 6,656 0.02% Shares
Entropy Technologies, LP $291,436 6,462 0.02% Shares
KLP KAPITALFORVALTNING AS $284,130 6,300 0.02% Shares
INTECH INVESTMENT MANAGEMENT LLC $272,584 6,044 0.02% Shares
Pictet Asset Management Holding SA $268,706 5,958 0.02% Shares
VOYA INVESTMENT MANAGEMENT LLC $266,451 5,908 0.02% Shares
GLENMEDE TRUST CO NA $263,969 5,853 0.02% Shares
J.W. COLE ADVISORS, INC. $253,011 5,610 0.02% Shares
TWO SIGMA SECURITIES, LLC $252,740 5,604 0.02% Shares
SILVERCREST ASSET MANAGEMENT GROUP LLC $230,416 5,109 0.02% Shares
Amundi $229,785 5,095 0.02% Shares
Jump Financial, LLC $229,108 5,080 0.01% Shares
Owls Nest Partners IA, LLC $225,500 5,000 0.01% Shares
LPL Financial LLC $222,208 4,927 0.01% Shares
Perigon Wealth Management, LLC $219,321 4,863 0.01% Shares
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC $219,248 5,193 0.01% Shares
OP Asset Management Ltd $214,405 4,754 0.01% Shares
MERCER GLOBAL ADVISORS INC /ADV $213,413 4,732 0.01% Shares
BANK OF MONTREAL /CAN/ $206,468 4,578 0.01% Shares
JANE STREET GROUP, LLC $202,950 4,500 0.01% Put option
Atria Investments, Inc $201,462 4,467 0.01% Shares
FEDERATED HERMES, INC. $181,121 4,016 0.01% Shares
TURTLE CREEK ASSET MANAGEMENT INC. $135,300 3,000 0.01% Shares
Arax Advisory Partners $132,594 2,940 0.01% Shares
Ameritas Investment Partners, Inc. $123,709 2,743 0.01% Shares
CWM, LLC $119,769 3,004 0.01% Shares
CIBC Private Wealth Group LLC $111,910 1,782 0.01% Shares
PNC Financial Services Group, Inc. $95,297 2,113 0.01% Shares
AlphaQuest LLC $91,415 1,849 0.01% Shares
ROYAL BANK OF CANADA $86,000 1,923 0.01% Shares
JONES FINANCIAL COMPANIES LLLP $83,184 1,882 0.01% Shares
Ensign Peak Advisors, Inc $71,438 1,584 0.00% Shares
Parkside Financial Bank & Trust $70,988 1,574 0.00% Shares
Point72 (DIFC) Ltd $69,665 1,109 0.00% Shares
Tower Research Capital LLC (TRC) $66,974 1,485 0.00% Shares
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO $46,408 1,029 0.00% Shares
Farther Finance Advisors, LLC $34,891 776 0.00% Shares
Point72 Europe (London) LLP $33,257 530 0.00% Shares
GAMMA Investing LLC $32,698 725 0.00% Shares
Pinnacle Wealth Planning Services, Inc. $32,517 721 0.00% Shares
Rockefeller Capital Management L.P. $31,795 705 0.00% Shares
NISA INVESTMENT ADVISORS, LLC $28,097 623 0.00% Shares
1620 INVESTMENT ADVISORS, INC. $27,601 612 0.00% Shares
Sterling Capital Management LLC $27,466 609 0.00% Shares
BNP PARIBAS ASSET MANAGEMENT Holding S.A. $21,513 477 0.00% Shares
Aster Capital Management (DIFC) Ltd $19,258 427 0.00% Shares
EverSource Wealth Advisors, LLC $17,680 392 0.00% Shares
Salomon & Ludwin, LLC $14,726 325 0.00% Shares
Parallel Advisors, LLC $14,658 325 0.00% Shares
IFP Advisors, Inc $13,214 293 0.00% Shares
OSAIC HOLDINGS, INC. $13,121 291 0.00% Shares
Optiver Holding B.V. $11,185 248 0.00% Shares
Essential Partners LLC $10,057 223 0.00% Shares
Smartleaf Asset Management LLC $10,004 224 0.00% Shares
ROTHSCHILD INVESTMENT LLC $9,606 213 0.00% Shares
Allworth Financial LP $8,615 191 0.00% Shares
UMB Bank, n.a. $8,479 188 0.00% Shares
J.Safra Asset Management Corp $6,991 155 0.00% Shares
LOS ANGELES CAPITAL MANAGEMENT LLC $6,224 138 0.00% Shares
DANSKE BANK A/S $4,510 100 0.00% Shares
True Wealth Design, LLC $4,420 98 0.00% Shares
NewEdge Advisors, LLC $4,420 98 0.00% Shares
Clearstead Advisors, LLC $3,519 78 0.00% Shares
Mitsubishi UFJ Asset Management Co., Ltd. $3,473 77 0.00% Shares
BELLEVUE ASSET MANAGEMENT, LLC $3,157 70 0.00% Shares
BESSEMER GROUP INC $2,875 63,737 0.00% Shares
Versant Capital Management, Inc $2,653 67 0.00% Shares
Private Wealth Management Group, LLC $2,526 56 0.00% Shares
McIlrath & Eck, LLC $2,392 60 0.00% Shares
South Dakota Investment Council $2,304 51,090 0.00% Shares
PRICE T ROWE ASSOCIATES INC /MD/ $2,278 50,504 0.00% Shares
SG Americas Securities, LLC $2,090 46,345 0.00% Shares
Ares Financial Consulting, LLC $1,804 40 0.00% Shares
US BANCORP \DE\ $1,533 34 0.00% Shares
Fulcrum Asset Management LLP $1,518 34 0.00% Shares
NEW YORK STATE TEACHERS RETIREMENT SYSTEM $1,471 32,625 0.00% Shares
CANADA LIFE ASSURANCE Co $1,304 28,942 0.00% Shares
Keating Financial Advisory Services, Inc. $1,037 23 0.00% Shares
Larson Financial Group LLC $992 22 0.00% Shares
SIGNATUREFD, LLC $902 20 0.00% Shares
Thrivent Financial for Lutherans $878 19,478 0.00% Shares
FARMERS & MERCHANTS INVESTMENTS INC $812 18 0.00% Shares
Bruce G. Allen Investments, LLC $677 15 0.00% Shares
Lindbrook Capital, LLC $645 11 0.00% Shares
SJS Investment Consulting Inc. $632 14 0.00% Shares
Janney Montgomery Scott LLC $620 13,740 0.00% Shares
Bell Investment Advisors, Inc $542 12 0.00% Shares
Quarry LP $541 12 0.00% Shares
State of Alaska, Department of Revenue $514 11,429 0.00% Shares
Prestige Wealth Management Group LLC $497 11 0.00% Shares
LSV ASSET MANAGEMENT $456 10,100 0.00% Shares
MATHER GROUP, LLC. $451 10 0.00% Shares
Summit Global Investments $420 9,308 0.00% Shares
Plante Moran Financial Advisors, LLC $361 8 0.00% Shares
AMALGAMATED BANK $360 7,981 0.00% Shares
TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY $338 7,483 0.00% Shares
TradeLink Capital LLC $326 7,235 0.00% Shares
Handelsbanken Fonder AB $311 7,809 0.00% Shares
WEDBUSH SECURITIES INC $290 6,421 0.00% Shares
Ankerstar Wealth, LLC $271 6 0.00% Shares
GILPIN WEALTH MANAGEMENT, LLC $226 5 0.00% Shares
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO $190 4,221 0.00% Shares
Global Retirement Partners, LLC $180 4 0.00% Shares
Caitong International Asset Management Co., Ltd $135 3 0.00% Shares
DiNuzzo Private Wealth, Inc. $120 3 0.00% Shares
Davis Capital Management $90 2 0.00% Shares
Abound Wealth Management $80 2 0.00% Shares
SHELL ASSET MANAGEMENT CO $68 1,089 0.00% Shares
Parkworth Wealth Management, Inc. $59 1 0.00% Shares
FIDUCIARY FINANCIAL ADVISORS $45 1 0.00% Shares
SBI Securities Co., Ltd. $45 1 0.00% Shares
KBC Group NV $43 961 0.00% Shares
JFS WEALTH ADVISORS, LLC $40 1 0.00% Shares
PrairieView Partners, LLC $24 408 0.00% Shares
HARBOR CAPITAL ADVISORS, INC. $12 262 0.00% Shares
Covestor Ltd $11 233 0.00% Shares
HANTZ FINANCIAL SERVICES, INC. $7 146 0.00% Shares
Hemington Wealth Management $2 42 0.00% Shares
Evolution Advisers, Inc. $0 7 0.00% Shares