Pubmatic Inc. Class APUBM
13F holders, Q4 2025 (December 31)152holders +2
28new positions
25sold out
6famous investors
$8.87avg. 13F price*
At the end of Q4 2025, 152 institutions reported holding Pubmatic Inc. Class A (PUBM) in their 13F filings, up 2 from Q3 2025. 28 opened new positions and 25 sold out. The largest holders were BlackRock, Inc. ($27.7M), Graham Holdings Co ($25.1M) and Vanguard Group Inc. ($21.1M). 6 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), Israel Englander (0.0% of Millennium Management's portfolio) and Paul Tudor Jones (0.0% of Tudor Investment Corporation's portfolio).
- Company
- Pubmatic Inc. Class A
- CUSIP
- 74467Q103
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 28 | $10.4M |
| Exits | 25 | $7.2M |
All 13F filers, Q3 2025 → Q4 2025: 3,831,809 shares bought and 3,817,754 shares sold, net +14,055 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 152 holders
| BlackRock, Inc. | 0.00% | Reduce -7.8% | 3,123,167 | $27.7M |
| Graham Holdings Co | 2.32% | No change | 2,831,462 | $25.1M |
| Vanguard Group Inc. | 0.00% | Reduce -4.8% | 2,379,185 | $21.1M |
| Dimensional Fund Advisors LP | 0.00% | Reduce -13.3% | 1,271,950 | $11.3M |
| Renaissance Technologies | 0.02% | Reduce -10.1% | 1,219,333 | $10.8M |
| Wellington Management Group LLP | 0.00% | Reduce -20.3% | 1,170,952 | $10.4M |
| CenterBook Partners LP | 0.50% | Add +53.3% | 1,147,055 | $10.2M |
| Jacobs Levy Equity Management, Inc. | 0.03% | Add +9.1% | 929,249 | $8.2M |
| Acadian Asset Management LLC | 0.01% | Add +34.7% | 926,371 | $8.2M |
| Millennium Management | 0.01% | Add +320.1% | 918,127 | $8.1M |
| Geode Capital Management, LLC | 0.00% | Reduce -5.8% | 905,941 | $8.0M |
| Royal Bank of Canada | 0.00% | Reduce -21.1% | 863,188 | $7.7M |
| State Street Corp. | 0.00% | Reduce -10.5% | 830,003 | $7.4M |
| D. E. Shaw & Co. | 0.00% | Reduce -4.5% | 546,493 | $4.8M |
| Two Sigma Investments, LP | 0.01% | Add +23.2% | 474,180 | $4.2M |
| Simcoe Capital LLC | 3.41% | — | 408,690 | $3.6M |
| Morgan Stanley | 0.00% | Add +100.7% | 320,392 | $2.8M |
| Algert Global LLC | 0.04% | Add +156.7% | 314,634 | $2.8M |
| Trexquant Investment LP | 0.02% | Add +437.0% | 307,249 | $2.7M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +1.1% | 300,280 | $2.7M |
| S Squared Technology, LLC | 0.97% | Add +7.7% | 280,972 | $2.5M |
| Panagora Asset Management Inc. | 0.01% | Add +5.3% | 273,312 | $2.4M |
| Northern Trust Corp. | 0.00% | Reduce -21.2% | 269,533 | $2.4M |
| Citadel Advisors | 0.00% | Reduce -15.0% | 266,143 | $2.4M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -15.9% | 249,486 | $2.2M |
| Jane Street Group, LLC | 0.00% | Add +200.0% | 206,774 | $1.8M |
| Two Sigma Advisers, LP | 0.00% | Add +5.3% | 182,600 | $1.6M |
| Ameriprise Financial Inc. | 0.00% | Add +17.3% | 161,867 | $1.4M |
| Point72 Asset Management | 0.00% | New | 158,914 | $1.4M |
| Walleye Capital LLC | 0.01% | Add +21.9% | 156,573 | $1.4M |
| Avestar Capital, LLC | 0.09% | Reduce -46.4% | 150,000 | $1.3M |
| Marshall Wace, LLP | 0.00% | New | 145,345 | $1.3M |
| Deutsche Bank AG | 0.00% | Reduce -1.0% | 145,217 | $1.3M |
| Susquehanna International Group, LLP | 0.00% | Reduce -26.6% | 144,293 | $1.3M |
| UBS Group AG | 0.00% | Reduce -66.0% | 143,783 | $1.3M |
| Pinnacle Holdings, LLC | 0.48% | Add +2.9% | 142,904 | $1.3M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +4.3% | 132,163 | $1.2M |
| Barclays PLC | 0.00% | Add +1.4% | 126,189 | $1.1M |
| Bank of New York Mellon Corp | 0.00% | Reduce -10.7% | 121,350 | $1.1M |
| Leibman Financial Services, Inc. | 0.74% | Add +10.3% | 115,610 | $1.0M |
| American Century Companies Inc. | 0.00% | Reduce -2.0% | 114,120 | $1.0M |
| Schonfeld Strategic Advisors LLC | 0.00% | New | 107,854 | $957K |
| Invesco Ltd. | 0.00% | Add +20.0% | 105,509 | $936K |
| Tudor Investment Corporation | 0.01% | New | 100,637 | $893K |
| Bank of America Corp. | 0.00% | Add +23.1% | 100,010 | $887K |
| Diversified Investment Strategies, LLC | 0.58% | Add +17.6% | 100,000 | $887K |
| JPMorgan Chase & Co. | 0.00% | Reduce -72.7% | 94,931 | $842K |
| Franklin Resources Inc. | 0.00% | Add +17.0% | 93,925 | $833K |
| Nuveen, LLC | 0.00% | Reduce -78.3% | 82,378 | $731K |
| Wells Fargo & Company | 0.00% | Reduce -2.3% | 81,994 | $727K |
| P.A.W. Capital Corp. | 1.61% | Reduce -33.3% | 80,000 | $710K |
| Gsa Capital Partners LLP | 0.06% | Add +142.4% | 77,844 | $690K |
| Dynamic Technology Lab Private Ltd | 0.15% | New | 73,523 | $652K |
| BNP Paribas Financial Markets | 0.00% | Add +712.6% | 72,119 | $640K |
| ExodusPoint Capital Management, LP | 0.01% | New | 69,654 | $618K |
| Victory Capital Management Inc. | 0.00% | Reduce -5.7% | 69,600 | $617K |
| Squarepoint Ops LLC | 0.00% | New | 67,741 | $601K |
| Public Employees Retirement System of Ohio | 0.00% | Add +22.8% | 66,426 | $589K |
| HSBC Holdings PLC | 0.00% | Add +12.2% | 64,590 | $573K |
| Fox Run Management, L.L.C. | 0.08% | New | 61,461 | $545K |
| Quantinno Capital Management LP | 0.00% | Add +222.9% | 59,429 | $527K |
| Balyasny Asset Management L.P. | 0.00% | Add +33.1% | 54,440 | $483K |
| Rhumbline Advisers | 0.00% | Reduce -15.1% | 52,854 | $469K |
| Voya Investment Management LLC | 0.00% | Reduce -14.3% | 50,600 | $449K |
| AlphaQuest LLC | 0.02% | Reduce -17.1% | 47,715 | $423K |
| PharVision Advisers, LLC | 0.21% | New | 45,735 | $406K |
| Cardinal Point Capital Management ULC | 0.03% | Add +13.9% | 45,000 | $399K |
| Russell Investments Group, Ltd. | 0.00% | Add +0.2% | 42,291 | $375K |
| Alliancebernstein L.P. | 0.00% | No change | 36,200 | $321K |
| Magnetar Financial LLC | 0.00% | New | 35,098 | $311K |
| Boothbay Fund Management, LLC | 0.01% | New | 31,658 | $281K |
| STRS Ohio | 0.00% | No change | 31,100 | $276K |
| HRT Financial LP | 0.00% | New | 31,040 | $275K |
| Walleye Trading LLC | 0.00% | Reduce -56.7% | 30,580 | $271K |
| WINTON GROUP Ltd | 0.01% | New | 29,692 | $263K |
| Engineers Gate Manager LP | 0.00% | New | 28,640 | $254K |
| Fuller & Thaler Asset Management, Inc. | 0.00% | No change | 27,835 | $247K |
| Brooklyn Investment Group | 0.01% | New | 26,879 | $241K |
| Allworth Financial LP | 0.00% | Add +12839.7% | 25,103 | $223K |
| MetLife Investment Management, LLC | 0.00% | No change | 24,504 | $217K |
| T. Rowe Price Associates Inc. | 0.00% | Reduce -35.3% | 22,847 | $203K |
| XTX Topco Ltd | 0.01% | New | 22,468 | $199K |
| Y-Intercept (Hong Kong) Ltd | 0.00% | New | 21,265 | $189K |
| Graham Capital Management, L.P. | 0.01% | New | 19,751 | $175K |
| Creative Planning | 0.00% | Add +25.8% | 19,064 | $169K |
| Canada Pension Plan Investment Board | 0.00% | New | 18,800 | $167K |
| Intech Investment Management LLC | 0.00% | Reduce -12.1% | 18,603 | $165K |
| GWN Securities Inc. | 0.03% | Add +45.0% | 17,468 | $155K |
| Numerai GP LLC | 0.02% | Reduce -51.4% | 16,872 | $150K |
| SG Americas Securities, LLC | 0.00% | Reduce -15.6% | 16,408 | $146K |
| Jasper Ridge Partners, L.P. | 0.00% | No change | 15,032 | $133K |
| Diversified Trust Co. | 0.00% | Reduce -1.1% | 14,542 | $129K |
| Prelude Capital Management, LLC | 0.01% | Reduce -35.4% | 13,750 | $122K |
| Versor Investments LP | 0.02% | New | 13,000 | $115K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | No change | 12,458 | $111K |
| State Board of Administration of Florida Retirement System | 0.00% | No change | 12,430 | $110K |
| Cetera Investment Advisers | 0.00% | Reduce -34.2% | 12,359 | $110K |
| Savant Capital, LLC | 0.00% | New | 12,351 | $110K |
| Manufacturers Life Insurance Company, The | 0.00% | Reduce -16.4% | 11,956 | $106K |
| Two Sigma Securities, LLC | 0.01% | New | 11,807 | $105K |
| New York State Common Retirement Fund | 0.00% | No change | 11,752 | $104K |
| Simplex Trading, LLC | 0.00% | New | 11,327 | $100K |
| Verition Fund Management LLC | 0.00% | Reduce -8.5% | 11,000 | $98K |
| M&T Bank Corp | 0.00% | New | 10,221 | $91K |
| Centiva Capital, LP | 0.01% | New | 10,000 | $89K |
| Legal & General Group Plc | 0.00% | Reduce -81.7% | 8,477 | $75K |
| Mirae Asset Global Investments Co., Ltd. | 0.00% | Add +1.7% | 5,355 | $47K |
| Group One Trading LLC | 0.00% | Reduce -77.4% | 4,689 | $42K |
| FMR LLC | 0.00% | Add +44.0% | 4,069 | $36K |
| Citigroup Inc. | 0.00% | Reduce -36.0% | 4,059 | $36K |
| Quarry LP | 0.01% | New | 3,387 | $30K |
| Ameritas Investment Partners, Inc. | 0.00% | Reduce -28.4% | 3,056 | $27K |
| Aquatic Capital Management LLC | 0.00% | Reduce -83.0% | 2,698 | $24K |
| Arax Advisory Partners | 0.00% | Add +126.8% | 2,602 | $23K |
| Versant Capital Management, Inc | 0.00% | Add +12757.9% | 2,443 | $22K |
| California State Teachers Retirement System | 0.00% | Reduce -93.7% | 2,316 | $21K |
| Sterling Capital Management LLC | 0.00% | Reduce -24.6% | 2,170 | $19K |
| US Bancorp \de | 0.00% | Add +2.0% | 1,722 | $15K |
| Parallel Advisors, LLC | 0.00% | Add +432.7% | 1,598 | $14K |
| Jones Financial Companies LLLP | 0.00% | No change | 1,368 | $12K |
| Rockefeller Capital Management L.P. | 0.00% | Add +626.9% | 1,323 | $12K |
| Larson Financial Group LLC | 0.00% | Add +696.3% | 1,282 | $11K |
| State of Alaska, Department of Revenue | 0.00% | No change | 1,267 | $11K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -71.3% | 1,154 | $10K |
| Amalgamated Bank | 0.00% | Reduce -18.3% | 1,183 | $10K |
| GAMMA Investing LLC | 0.00% | Add +138.4% | 1,106 | $10K |
| Founders Capital Management | 0.00% | Reduce -50.0% | 1,000 | $9K |
| Quadrant Capital Group LLC | 0.00% | Add +48.2% | 701 | $6K |
| Cwm, LLC | 0.00% | Add +136.8% | 715 | $6K |
| Nisa Investment Advisors, LLC | 0.00% | Add +14.6% | 628 | $6K |
| SBI Securities Co., Ltd. | 0.00% | Reduce -33.7% | 588 | $5K |
| Signaturefd, LLC | 0.00% | Add +20.1% | 586 | $5K |
| Adirondack Trust Co. | 0.00% | No change | 549 | $5K |
| NFSG Corp | 0.00% | No change | 500 | $4K |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Reduce -99.2% | 463 | $4K |
| Farther Finance Advisors, LLC | 0.00% | Add +2025.0% | 425 | $4K |
| Osaic Holdings, Inc. | 0.00% | Reduce -46.1% | 381 | $3K |
| Anchor Investment Management, LLC | 0.00% | No change | 350 | $3K |
| Geneos Wealth Management Inc. | 0.00% | No change | 333 | $3K |
| National Bank of Canada | 0.00% | Reduce -4.7% | 325 | $3K |
| Comerica Bank | 0.00% | Reduce -10.1% | 319 | $3K |
| Los Angeles Capital Management LLC | 0.00% | New | 268 | $2K |
| EverSource Wealth Advisors, LLC | 0.00% | Add +1076.9% | 153 | $1K |
| Optiver Holding B.V. | 0.00% | Add +6.0% | 142 | $1K |
| Atlantic Union Bankshares Corp | 0.00% | Add +6.5% | 131 | $1K |
| Covestor Ltd | 0.00% | Add +688.9% | 71 | $1K |
| International Assets Investment Management, LLC | 0.00% | New | 68 | $603 |
| Rothschild Investment LLC | 0.00% | Reduce -21.4% | 55 | $488 |
| Northwestern Mutual Wealth Management Co. | 0.00% | No change | 50 | $444 |
| Missouri Trust & Investment Co | 0.00% | No change | 30 | $266 |
| PNC Financial Services Group, Inc. | 0.00% | No change | 16 | $142 |
| SHP Wealth Management | 0.00% | — | 3 | $27 |
"% of holder's portfolio" is PUBM's weight in each manager's 13F, not the share of Pubmatic Inc. Class A the manager owns.