PubMatic, Inc.
PUBM- Exchange
- Nasdaq
- Industry
- Services-Computer Programming, Data Processing, Etc.
- SEC CIK
- 0001422930
In the last 90 days, PubMatic, Inc. insiders filed 0 open-market purchases and 21 sales; 153 institutions reported holding it in 13F filings for Q2 2026, worth $399.4M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in PubMatic, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 152
- +4 vs. Q3 2025
- Shares held
- 27.6M
- +67.1K (+0.2%) vs. Q3 2025
- Total value
- $245.2M
- +$16.9M (+7.4%) vs. Q3 2025
- New holders
- 30
- 52 more added
- Sold out
- 26
- 52 more reduced
2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PUBM on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 153 | $399.4M |
| Q1 2026 | 153 | $236.0M |
| Q4 2025 | 152 | $245.2M |
| Q3 2025 | 150 | $228.7M |
| Q2 2025 | 149 | $321.6M |
| Q1 2025 | 157 | $238.4M |
| Q4 2024 | 161 | $386.3M |
| Q3 2024 | 167 | $377.6M |
| Q2 2024 | 193 | $518.8M |
| Q1 2024 | 179 | $576.7M |
| Q4 2023 | 148 | $357.5M |
| Q3 2023 | 143 | $251.1M |
| Q2 2023 | 141 | $379.2M |
| Q1 2023 | 149 | $303.4M |
| Q4 2022 | 162 | $283.9M |
| Q3 2022 | 157 | $362.5M |
| Q2 2022 | 153 | $354.4M |
| Q1 2022 | 138 | $462.1M |
| Q4 2021 | 165 | $608.3M |
| Q3 2021 | 100 | $248.9M |
| Q2 2021 | 87 | $350.3M |
| Q1 2021 | 61 | $305.1M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding PubMatic, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 3,123,167 | $27.7M | 0.00% | −264,811−7.8% | Reduced |
| Graham Holdings Co | 2,831,462 | $25.1M | 2.32% | 00.0% | Unchanged |
| Vanguard Group Inc | 2,379,185 | $21.1M | 0.00% | −119,787−4.8% | Reduced |
| Dimensional Fund Advisors LP | 1,271,950 | $11.3M | 0.00% | −194,438−13.3% | Reduced |
| Renaissance Technologies LLC | 1,219,333 | $10.8M | 0.02% | −136,267−10.1% | Reduced |
| Wellington Management Group LLP | 1,170,952 | $10.4M | 0.00% | −297,551−20.3% | Reduced |
| CenterBook Partners LP | 1,147,055 | $10.2M | 0.50% | +398,595+53.3% | Added |
| Jacobs Levy Equity Management, Inc | 929,249 | $8.24M | 0.03% | +77,566+9.1% | Added |
| Acadian Asset Management LLC | 926,371 | $8.21M | 0.01% | +238,457+34.7% | Added |
| Millennium Management LLC | 918,127 | $8.14M | 0.01% | +699,549+320.0% | Added |
| Geode Capital Management, LLC | 905,941 | $8.04M | 0.00% | −55,549−5.8% | Reduced |
| Royal Bank of Canada | 863,188 | $7.66M | 0.00% | −230,892−21.1% | Reduced |
| State Street Corp | 830,003 | $7.36M | 0.00% | −97,231−10.5% | Reduced |
| D. E. Shaw & Co., Inc. | 546,493 | $4.85M | 0.00% | −25,982−4.5% | Reduced |
| Two Sigma Investments, LP | 474,180 | $4.21M | 0.01% | +89,275+23.2% | Added |
| Simcoe Capital LLC | 408,690 | $3.63M | 3.41% | +408,690 | New |
| Morgan Stanley | 320,392 | $2.84M | 0.00% | +160,771+100.7% | Added |
| Algert Global LLC | 314,634 | $2.79M | 0.04% | +192,060+156.7% | Added |
| Trexquant Investment LP | 307,249 | $2.73M | 0.02% | +250,036+437.0% | Added |
| Charles Schwab Investment Management Inc | 300,280 | $2.66M | 0.00% | +3,389+1.1% | Added |
| S Squared Technology, LLC | 280,972 | $2.49M | 0.97% | +20,000+7.7% | Added |
| Panagora Asset Management Inc | 273,312 | $2.42M | 0.01% | +13,853+5.3% | Added |
| Northern Trust Corp | 269,533 | $2.39M | 0.00% | −72,328−21.2% | Reduced |
| Citadel Advisors LLC | 266,143 | $2.36M | 0.00% | −46,985−15.0% | Reduced |
| Goldman Sachs Group Inc | 249,486 | $2.21M | 0.00% | −47,017−15.9% | Reduced |
| Jane Street Group, LLC | 206,774 | $1.83M | 0.00% | +137,851+200.0% | Added |
| Two Sigma Advisers, LP | 182,600 | $1.62M | 0.00% | +9,200+5.3% | Added |
| Ameriprise Financial Inc | 161,867 | $1.44M | 0.00% | +23,862+17.3% | Added |
| Point72 Asset Management, L.P. | 158,914 | $1.41M | 0.00% | +158,914 | New |
| Walleye Capital LLC | 156,573 | $1.39M | 0.01% | +28,156+21.9% | Added |
| Avestar Capital, LLC | 150,000 | $1.33M | 0.09% | −130,000−46.4% | Reduced |
| Marshall Wace, LLP | 145,345 | $1.29M | 0.00% | +145,345 | New |
| Deutsche Bank AG | 145,217 | $1.29M | 0.00% | −1,525−1.0% | Reduced |
| Susquehanna International Group, LLP | 144,293 | $1.28M | 0.00% | −52,302−26.6% | Reduced |
| UBS Group AG | 143,783 | $1.28M | 0.00% | −278,847−66.0% | Reduced |
| Pinnacle Holdings, LLC | 142,904 | $1.27M | 0.43% | +4,082+2.9% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 132,163 | $1.17M | 0.00% | +5,402+4.3% | Added |
| Barclays PLC | 126,189 | $1.12M | 0.00% | +1,723+1.4% | Added |
| Bank of New York Mellon Corp | 121,350 | $1.08M | 0.00% | −14,566−10.7% | Reduced |
| Leibman Financial Services, Inc. | 115,610 | $1.03M | 0.74% | +10,786+10.3% | Added |
| American Century Companies Inc | 114,120 | $1.01M | 0.00% | −2,335−2.0% | Reduced |
| Schonfeld Strategic Advisors LLC | 107,854 | $956.7K | 0.00% | +107,854 | New |
| Invesco Ltd. | 105,509 | $935.9K | 0.00% | +17,581+20.0% | Added |
| Tudor Investment Corp Et Al | 100,637 | $892.6K | 0.00% | +100,637 | New |
| Bank of America Corp | 100,010 | $887.1K | 0.00% | +18,737+23.1% | Added |
| Diversified Investment Strategies, LLC | 100,000 | $887.0K | 0.58% | +15,000+17.6% | Added |
| JPMorgan Chase & Co | 94,931 | $842.0K | 0.00% | −253,254−72.7% | Reduced |
| Franklin Resources Inc | 93,925 | $833.1K | 0.00% | +13,640+17.0% | Added |
| Nuveen, LLC | 82,378 | $730.7K | 0.00% | −297,943−78.3% | Reduced |
| Wells Fargo & Company | 81,994 | $727.3K | 0.00% | −1,927−2.3% | Reduced |
| P.A.W. Capital Corp | 80,000 | $709.6K | 1.61% | −40,000−33.3% | Reduced |
| Gsa Capital Partners LLP | 77,844 | $690.0K | 0.06% | +45,728+142.4% | Added |
| Dynamic Technology Lab Private Ltd | 73,523 | $652.0K | 0.15% | +73,523 | New |
| BNP Paribas Arbitrage, SA | 72,119 | $639.7K | 0.00% | +63,244+712.6% | Added |
| ExodusPoint Capital Management, LP | 69,654 | $617.8K | 0.01% | +69,654 | New |
| Victory Capital Management Inc | 69,600 | $617.4K | 0.00% | −4,225−5.7% | Reduced |
| Squarepoint Ops LLC | 67,741 | $600.9K | 0.00% | +67,741 | New |
| Public Employees Retirement System of Ohio | 66,426 | $589.2K | 0.00% | +12,338+22.8% | Added |
| HSBC Holdings PLC | 64,590 | $572.9K | 0.00% | +7,034+12.2% | Added |
| Fox Run Management, L.L.C. | 61,461 | $545.2K | 0.08% | +61,461 | New |
| Quantinno Capital Management LP | 59,429 | $527.1K | 0.00% | +41,027+222.9% | Added |
| Balyasny Asset Management LLC | 54,440 | $482.9K | 0.00% | +13,544+33.1% | Added |
| Rhumbline Advisers | 52,854 | $468.8K | 0.00% | −9,428−15.1% | Reduced |
| Voya Investment Management LLC | 50,600 | $448.8K | 0.00% | −8,466−14.3% | Reduced |
| Quest Partners LLC | 47,715 | $423.2K | 0.02% | −9,813−17.1% | Reduced |
| PharVision Advisers, LLC | 45,735 | $405.7K | 0.21% | +45,735 | New |
| Cardinal Point Capital Management, ULC | 45,000 | $399.1K | 0.03% | +5,500+13.9% | Added |
| Russell Investments Group, Ltd. | 42,291 | $375.1K | 0.00% | +102+0.2% | Added |
| Alliancebernstein L.P. | 36,200 | $321.1K | 0.00% | 00.0% | Unchanged |
| Magnetar Financial LLC | 35,098 | $311.3K | 0.00% | +35,098 | New |
| Boothbay Fund Management, LLC | 31,658 | $280.8K | 0.01% | +31,658 | New |
| STRS Ohio | 31,100 | $275.9K | 0.00% | 00.0% | Unchanged |
| HRT Financial LP | 31,040 | $275.0K | 0.00% | +31,040 | New |
| Walleye Trading LLC | 30,580 | $271.2K | 0.00% | −39,987−56.7% | Reduced |
| Winton Group Ltd | 29,692 | $263.4K | 0.01% | +29,692 | New |
| Engineers Gate Manager LP | 28,640 | $254.0K | 0.00% | +28,640 | New |
| Fuller & Thaler Asset Management, Inc. | 27,835 | $246.9K | 0.00% | 00.0% | Unchanged |
| Skopos Labs, Inc. | 26,879 | $240.8K | 0.01% | +26,879 | New |
| Allworth Financial LP | 25,103 | $222.7K | 0.00% | +24,909+12,839.7% | Added |
| MetLife Investment Management | 24,504 | $217.3K | 0.00% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 22,847 | $203.0K | 0.00% | −12,465−35.3% | Reduced |
| XTX Topco Ltd | 22,468 | $199.3K | 0.01% | +22,468 | New |
| Y-Intercept (Hong Kong) Ltd | 21,265 | $188.6K | 0.00% | +21,265 | New |
| Graham Capital Management, L.P. | 19,751 | $175.2K | 0.01% | +19,751 | New |
| Creative Planning | 19,064 | $169.1K | 0.00% | +3,913+25.8% | Added |
| Canada Pension Plan Investment Board | 18,800 | $166.8K | 0.00% | +18,800 | New |
| Intech Investment Management LLC | 18,603 | $165.0K | 0.00% | −2,564−12.1% | Reduced |
| GWN Securities Inc. | 17,468 | $154.9K | 0.03% | +5,423+45.0% | Added |
| Numerai GP LLC | 16,872 | $149.7K | 0.02% | −17,847−51.4% | Reduced |
| SG Americas Securities, LLC | 16,408 | $146.0K | 0.00% | −3,026−15.6% | Reduced |
| Jasper Ridge Partners, L.P. | 15,032 | $133.3K | 0.00% | 00.0% | Unchanged |
| Diversified Trust Co | 14,542 | $129.0K | 0.00% | −162−1.1% | Reduced |
| Prelude Capital Management, LLC | 13,750 | $122.0K | 0.01% | −7,518−35.3% | Reduced |
| Versor Investments LP | 13,000 | $115.3K | 0.02% | +13,000 | New |
| Police & Firemen's Retirement System of New Jersey | 12,458 | $110.5K | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 12,430 | $110.3K | 0.00% | 00.0% | Unchanged |
| Cetera Investment Advisers | 12,359 | $109.6K | 0.00% | −6,418−34.2% | Reduced |
| Savant Capital, LLC | 12,351 | $109.6K | 0.00% | +12,351 | New |
| Manufacturers Life Insurance Company, The | 11,956 | $106.0K | 0.00% | −2,347−16.4% | Reduced |
| Two Sigma Securities, LLC | 11,807 | $104.7K | 0.01% | +11,807 | New |