PUBM — Institutional owners (13F)

174 filers · $377.2M 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. $43,027,436 3,279,530 11.41% Shares
VANGUARD CAPITAL MANAGEMENT LLC $21,796,413 1,661,312 5.78% Shares
VANGUARD GROUP INC $21,103,371 2,379,185 5.59% Shares
DIMENSIONAL FUND ADVISORS LP $19,563,256 1,491,121 5.19% Shares
RENAISSANCE TECHNOLOGIES LLC $18,644,163 1,421,049 4.94% Shares
Whitefort Capital Management, LP $14,571,807 1,110,656 3.86% Shares
Walleye Trading LLC $14,300,800 1,090,000 3.79% Call option
GEODE CAPITAL MANAGEMENT, LLC $13,015,466 991,800 3.45% Shares
VANGUARD PORTFOLIO MANAGEMENT LLC $12,431,830 947,548 3.30% Shares
JACOBS LEVY EQUITY MANAGEMENT, INC $11,322,508 862,996 3.00% Shares
STATE STREET CORP $11,206,409 854,147 2.97% Shares
S SQUARED TECHNOLOGY, LLC $9,815,059 748,099 2.60% Shares
Simcoe Capital LLC $9,104,007 693,903 2.41% Shares
HIGHBRIDGE CAPITAL MANAGEMENT LLC $8,424,831 644,593 2.23% Shares
AMERICAN CENTURY COMPANIES INC $8,424,037 642,076 2.23% Shares
TWO SIGMA INVESTMENTS, LP $8,371,898 638,102 2.22% Shares
ROYAL BANK OF CANADA $8,125,000 619,290 2.15% Shares
Nuveen, LLC $6,090,133 464,187 1.61% Shares
CITADEL ADVISORS LLC $5,443,226 414,880 1.44% Shares
CenterBook Partners LP $5,431,457 413,983 1.44% Shares
Trexquant Investment LP $5,018,728 382,525 1.33% Shares
NORTHERN TRUST CORP $4,567,518 348,134 1.21% Shares
CHARLES SCHWAB INVESTMENT MANAGEMENT INC $3,983,547 303,624 1.06% Shares
PANAGORA ASSET MANAGEMENT INC $3,775,083 287,735 1.00% Shares
AQR CAPITAL MANAGEMENT LLC $3,758,067 286,438 1.00% Shares
MORGAN STANLEY $3,729,448 284,256 0.99% Shares
Quantinno Capital Management LP $3,275,907 249,688 0.87% Shares
VANGUARD FIDUCIARY TRUST CO $3,157,682 240,677 0.84% Shares
GOLDMAN SACHS GROUP INC $3,156,383 240,578 0.84% Shares
JPMORGAN CHASE & CO $2,940,122 224,952 0.78% Shares
FRANKLIN RESOURCES INC $2,929,905 223,316 0.78% Shares
JANE STREET GROUP, LLC $2,612,599 199,131 0.69% Shares
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP $2,565,787 195,563 0.68% Shares
UBS Group AG $2,440,753 186,033 0.65% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $2,393,705 182,447 0.63% Shares
BOOTHBAY FUND MANAGEMENT, LLC $2,382,789 181,615 0.63% Shares
BRIDGEWAY CAPITAL MANAGEMENT, LLC $2,299,936 175,300 0.61% Shares
BANK OF AMERICA CORP /DE/ $2,282,303 173,956 0.61% Shares
Diversified Investment Strategies, LLC $1,836,800 140,000 0.49% Shares
CITADEL ADVISORS LLC $1,801,376 137,300 0.48% Put option
AMERIPRISE FINANCIAL INC $1,758,094 134,001 0.47% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $1,687,232 128,600 0.45% Put option
TWO SIGMA ADVISERS, LP $1,619,662 182,600 0.43% Shares
Bank of New York Mellon Corp $1,594,607 121,540 0.42% Shares
Walleye Trading LLC $1,498,304 114,200 0.40% Put option
Invesco Ltd. $1,354,404 103,232 0.36% Shares
Jump Financial, LLC $1,320,029 100,612 0.35% Shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP $1,263,456 96,300 0.33% Call option
DEUTSCHE BANK AG\ $1,229,554 93,716 0.33% Shares
CITADEL ADVISORS LLC $1,221,472 93,100 0.32% Call option
Caption Management, LLC $1,180,800 90,000 0.31% Put option
MILLENNIUM MANAGEMENT LLC $1,129,094 86,059 0.30% Shares
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. $1,125,762 85,805 0.30% Shares
VICTORY CAPITAL MANAGEMENT INC $1,113,350 84,859 0.30% Shares
Russell Investments Group, Ltd. $1,096,887 83,628 0.29% Shares
Point72 Asset Management, L.P. $1,041,229 79,362 0.28% Shares
GROUP ONE TRADING LLC $949,954 72,405 0.25% Shares
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO $871,509 66,426 0.23% Shares
Walleye Capital LLC $831,047 63,342 0.22% Shares
Squarepoint Ops LLC $815,237 62,137 0.22% Shares
SIMPLEX TRADING, LLC $774,749 59,051 0.21% Shares
BARCLAYS PLC $774,289 59,016 0.21% Shares
CANADA PENSION PLAN INVESTMENT BOARD $767,520 58,500 0.20% Shares
Creative Planning $749,716 57,143 0.20% Shares
HSBC HOLDINGS PLC $748,573 57,318 0.20% Shares
Avestar Capital, LLC $721,600 55,000 0.19% Shares
VOYA INVESTMENT MANAGEMENT LLC $696,475 53,085 0.18% Shares
IMC-Chicago, LLC $657,063 50,081 0.17% Shares
RHUMBLINE ADVISERS $650,271 49,564 0.17% Shares
State of Wyoming $595,714 45,405 0.16% Shares
D. E. Shaw & Co., Inc. $581,478 44,320 0.15% Shares
RAYMOND JAMES FINANCIAL INC $562,848 42,900 0.15% Shares
STRS OHIO $498,560 38,000 0.13% Shares
FULLER & THALER ASSET MANAGEMENT, INC. $478,106 36,441 0.13% Shares
XTX Topco Ltd $439,533 33,501 0.12% Shares
WELLS FARGO & COMPANY/MN $431,701 32,904 0.11% Shares
AlphaQuest LLC $423,232 47,715 0.11% Shares
LOS ANGELES CAPITAL MANAGEMENT LLC $370,876 28,268 0.10% Shares
WOLVERINE TRADING, LLC $351,505 41,500 0.09% Put option
Nebula Research & Development LLC $349,614 28,104 0.09% Shares
Allworth Financial LP $337,434 25,719 0.09% Shares
MetLife Investment Management, LLC $321,492 24,504 0.09% Shares
MERCER GLOBAL ADVISORS INC /ADV $319,879 24,381 0.08% Shares
Cambria Investment Management, L.P. $299,503 22,828 0.08% Shares
Cornerstone Investment Partners, LLC $296,906 22,630 0.08% Shares
ALLIANCEBERNSTEIN L.P. $296,116 36,200 0.08% Shares
GWN SECURITIES INC. $290,205 22,119 0.08% Shares
Sterling Capital Management LLC $281,516 21,457 0.07% Shares
Caption Management, LLC $274,864 20,950 0.07% Shares
CITIGROUP INC $272,476 20,768 0.07% Shares
MEEDER ASSET MANAGEMENT INC $254,738 19,416 0.07% Shares
IEQ CAPITAL, LLC $248,139 18,913 0.07% Shares
Focus Partners Wealth $233,930 17,830 0.06% Shares
WOLVERINE TRADING, LLC $231,460 27,327 0.06% Shares
DIVERSIFIED TRUST CO $230,439 17,564 0.06% Shares
Balyasny Asset Management L.P. $228,498 17,416 0.06% Shares
SEI INVESTMENTS CO $222,742 16,977 0.06% Shares
WINTON GROUP Ltd $221,728 16,900 0.06% Shares
JANE STREET GROUP, LLC $211,232 16,100 0.06% Call option
Grantham, Mayo, Van Otterloo & Co. LLC $209,579 15,974 0.06% Shares
Mariner, LLC $198,231 15,109 0.05% Shares
Jasper Ridge Partners, L.P. $197,220 15,032 0.05% Shares
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC $197,083 14,545 0.05% Shares
Walleye Capital LLC $188,928 14,400 0.05% Put option
Versant Capital Management, Inc $188,424 10,060 0.05% Shares
OCCUDO QUANTITATIVE STRATEGIES LP $175,428 13,371 0.05% Shares
Police & Firemen's Retirement System of New Jersey $163,449 12,458 0.04% Shares
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM $163,082 12,430 0.04% Shares
Cetera Investment Advisers $158,214 12,059 0.04% Shares
NEW YORK STATE COMMON RETIREMENT FUND $154,186 11,752 0.04% Shares
Walleye Trading LLC $151,667 11,560 0.04% Shares
Vanguard Global Advisers, LLC $150,867 11,499 0.04% Shares
Inscription Capital, LLC $150,683 11,485 0.04% Shares
Brevan Howard Capital Management LP $148,912 11,350 0.04% Shares
OSAIC HOLDINGS, INC. $148,347 11,307 0.04% Shares
MANUFACTURERS LIFE INSURANCE COMPANY, THE $143,100 10,907 0.04% Shares
CAXTON ASSOCIATES LLP $142,851 10,888 0.04% Shares
JANE STREET GROUP, LLC $132,512 10,100 0.04% Put option
Centiva Capital, LP $131,200 10,000 0.03% Shares
H D Vest Advisory Services $126,191 10,144 0.03% Shares
Legal & General Group Plc $116,913 8,911 0.03% Shares
Skopos Labs, Inc. $116,312 14,219 0.03% Shares
FMR LLC $110,985 8,459 0.03% Shares
Corton Capital Inc. $94,077 11,362 0.02% Shares
WOLVERINE TRADING, LLC $94,017 11,100 0.02% Call option
Arax Advisory Partners $87,104 6,639 0.02% Shares
BNP PARIBAS FINANCIAL MARKETS $81,633 6,222 0.02% Shares
Walleye Capital LLC $70,848 5,400 0.02% Call option
GAMMA Investing LLC $57,256 4,364 0.02% Shares
CWM, LLC $55,215 6,750 0.01% Shares
Graham Holdings Co $44,594 3,398,904 0.01% Shares
Ameritas Investment Partners, Inc. $40,095 3,056 0.01% Shares
NISA INVESTMENT ADVISORS, LLC $37,641 2,869 0.01% Shares
Caitong International Asset Management Co., Ltd $32,065 2,444 0.01% Shares
Mirae Asset Global Investments Co., Ltd. $29,468 2,246 0.01% Shares
Rockefeller Capital Management L.P. $26,791 2,042 0.01% Shares
JONES FINANCIAL COMPANIES LLLP $24,705 1,953 0.01% Shares
ACADIAN ASSET MANAGEMENT LLC $20,641 1,573,911 0.01% Shares
Tower Research Capital LLC (TRC) $18,276 1,393 0.00% Shares
MassMutual Private Wealth & Trust, FSB $10,601 808 0.00% Shares
HARBOUR INVESTMENTS, INC. $10,076 768 0.00% Shares
EverSource Wealth Advisors, LLC $8,318 634 0.00% Shares
ADIRONDACK TRUST CO $7,202 549 0.00% Shares
Essential Partners LLC $7,150 545 0.00% Shares
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM $7,059 538 0.00% Shares
SBI Securities Co., Ltd. $6,927 528 0.00% Shares
NFSG Corp $6,560 500 0.00% Shares
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $6,192 757 0.00% Shares
True Wealth Design, LLC $5,275 402 0.00% Shares
Farther Finance Advisors, LLC $5,209 397 0.00% Shares
Anchor Investment Management, LLC $4,592 350 0.00% Shares
FIFTH THIRD BANCORP $4,390 335 0.00% Shares
Geneos Wealth Management Inc. $4,369 333 0.00% Shares
NATIONAL BANK OF CANADA /FI/ $4,166 318 0.00% Shares
Parallel Advisors, LLC $3,936 300 0.00% Shares
COMERICA BANK $2,833 319 0.00% Shares
ZIONS BANCORPORATION, NATIONAL ASSOCIATION /UT/ $2,637 201 0.00% Shares
PICTON MAHONEY ASSET MANAGEMENT $2,283 174 0.00% Shares
ROTHSCHILD INVESTMENT LLC $1,640 125 0.00% Shares
Optiver Holding B.V. $1,601 122 0.00% Shares
SIGNATUREFD, LLC $1,496 114 0.00% Shares
Bare Financial Services, Inc $997 76 0.00% Shares
PNC Financial Services Group, Inc. $971 74 0.00% Shares
SJS Investment Consulting Inc. $775 59 0.00% Shares
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO $656 50 0.00% Shares
Physician Wealth Advisors, Inc. $578 44 0.00% Shares
US BANCORP \DE\ $551 42 0.00% Shares
PRICE T ROWE ASSOCIATES INC /MD/ $421 32,040 0.00% Shares
Lindbrook Capital, LLC $420 46 0.00% Shares
Smartleaf Asset Management LLC $227 17 0.00% Shares
Clearstead Advisors, LLC $66 5 0.00% Shares
JPL Wealth Management, LLC $53 4 0.00% Shares
State of Alaska, Department of Revenue $16 1,267 0.00% Shares
Covestor Ltd $10 826 0.00% Shares