Pubmatic Inc. Class APUBM
13F holders, Q3 2025 (September 30)150holders +2
28new positions
25sold out
4famous investors
$8.28avg. 13F price*
At the end of Q3 2025, 150 institutions reported holding Pubmatic Inc. Class A (PUBM) in their 13F filings, up 2 from Q2 2025. 28 opened new positions and 25 sold out. The largest holders were BlackRock, Inc. ($28.1M), Graham Holdings Co ($23.4M) and Vanguard Group Inc. ($20.7M). 4 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Pubmatic Inc. Class A
- CUSIP
- 74467Q103
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 28 | $10.1M |
| Exits | 25 | $10.6M |
All 13F filers, Q2 2025 → Q3 2025: 3,834,428 shares bought and 2,017,721 shares sold, net +1,816,707 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 150 holders
| BlackRock, Inc. | 0.00% | Reduce -1.8% | 3,387,978 | $28.1M |
| Graham Holdings Co | 2.35% | No change | 2,831,462 | $23.4M |
| Vanguard Group Inc. | 0.00% | Reduce -4.3% | 2,498,972 | $20.7M |
| Wellington Management Group LLP | 0.00% | Add +10.1% | 1,468,503 | $12.2M |
| Dimensional Fund Advisors LP | 0.00% | Reduce -1.0% | 1,466,388 | $12.1M |
| Renaissance Technologies | 0.01% | Add +11.1% | 1,355,600 | $11.2M |
| Royal Bank of Canada | 0.00% | Add +12.8% | 1,094,080 | $9.1M |
| Geode Capital Management, LLC | 0.00% | Reduce -2.5% | 961,490 | $8.0M |
| State Street Corp. | 0.00% | Add +1.3% | 927,234 | $7.7M |
| Jacobs Levy Equity Management, Inc. | 0.03% | Reduce -3.0% | 851,683 | $7.1M |
| CenterBook Partners LP | 0.31% | Add +239.0% | 748,460 | $6.2M |
| Acadian Asset Management LLC | 0.01% | Add +9.5% | 687,914 | $5.7M |
| D. E. Shaw & Co. | 0.00% | Add +60.6% | 572,475 | $4.7M |
| UBS Group AG | 0.00% | Add +254.7% | 422,630 | $3.5M |
| Two Sigma Investments, LP | 0.01% | Add +146.7% | 384,905 | $3.2M |
| Nuveen, LLC | 0.00% | Reduce -5.3% | 380,321 | $3.1M |
| Acuitas Investments, LLC | 1.89% | Add +142.8% | 355,651 | $2.9M |
| JPMorgan Chase & Co. | 0.00% | Reduce -9.4% | 348,185 | $2.9M |
| Northern Trust Corp. | 0.00% | Reduce -0.1% | 341,861 | $2.8M |
| Citadel Advisors | 0.00% | Reduce -37.1% | 313,128 | $2.6M |
| Charles Schwab Investment Management Inc. | 0.00% | Reduce -12.5% | 296,891 | $2.5M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -9.4% | 296,503 | $2.5M |
| Avestar Capital, LLC | 0.17% | Reduce -8.2% | 280,000 | $2.3M |
| Roubaix Capital, LLC | 1.05% | New | 271,335 | $2.2M |
| S Squared Technology, LLC | 0.82% | New | 260,972 | $2.2M |
| Panagora Asset Management Inc. | 0.01% | Add +0.8% | 259,459 | $2.1M |
| Millennium Management | 0.00% | Add +1067.6% | 218,578 | $1.8M |
| Manatuck Hill Partners, LLC | 0.56% | New | 200,000 | $1.7M |
| Susquehanna International Group, LLP | 0.00% | Reduce -4.6% | 196,595 | $1.6M |
| Two Sigma Advisers, LP | 0.00% | Add +526.0% | 173,400 | $1.4M |
| Morgan Stanley | 0.00% | Add +13.2% | 159,621 | $1.3M |
| Deutsche Bank AG | 0.00% | Add +2.6% | 146,742 | $1.2M |
| Pinnacle Holdings, LLC | 0.45% | Add +7.8% | 138,822 | $1.1M |
| Ameriprise Financial Inc. | 0.00% | Reduce -17.6% | 138,005 | $1.1M |
| Bank of New York Mellon Corp | 0.00% | Add +2.3% | 135,916 | $1.1M |
| Walleye Capital LLC | 0.01% | Add +46.0% | 128,417 | $1.1M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Reduce -10.3% | 126,761 | $1.0M |
| Barclays PLC | 0.00% | Add +1.9% | 124,466 | $1.0M |
| Algert Global LLC | 0.02% | Add +12.4% | 122,574 | $1.0M |
| P.A.W. Capital Corp. | 1.80% | New | 120,000 | $994K |
| American Century Companies Inc. | 0.00% | Reduce -15.4% | 116,455 | $964K |
| Leibman Financial Services, Inc. | 0.66% | Add +0.1% | 104,824 | $868K |
| Invesco Ltd. | 0.00% | Add +7.2% | 87,928 | $728K |
| Diversified Investment Strategies, LLC | 0.46% | Add +6.3% | 85,000 | $704K |
| Wells Fargo & Company | 0.00% | Add +21.3% | 83,921 | $695K |
| Bank of America Corp. | 0.00% | Reduce -21.9% | 81,273 | $673K |
| Franklin Resources Inc. | 0.00% | Add +30.7% | 80,285 | $665K |
| Connor, Clark & Lunn Investment Management Ltd. | 0.00% | Add +1.0% | 77,044 | $638K |
| Victory Capital Management Inc. | 0.00% | Reduce -29.7% | 73,825 | $611K |
| Swiss National Bank | 0.00% | No change | 73,200 | $606K |
| Walleye Trading LLC | 0.01% | Add +62.9% | 70,567 | $584K |
| Jane Street Group, LLC | 0.00% | Reduce -60.1% | 68,923 | $571K |
| Rhumbline Advisers | 0.00% | Reduce -5.4% | 62,282 | $516K |
| Voya Investment Management LLC | 0.00% | Add +391.0% | 59,066 | $489K |
| HSBC Holdings PLC | 0.00% | Add +23.4% | 57,556 | $478K |
| AlphaQuest LLC | 0.03% | Add +420.8% | 57,528 | $476K |
| Trexquant Investment LP | 0.00% | Reduce -77.9% | 57,213 | $474K |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Reduce -54.5% | 54,426 | $451K |
| Public Employees Retirement System of Ohio | 0.00% | Add +60.5% | 54,088 | $448K |
| Legal & General Group Plc | 0.00% | Reduce -4.0% | 46,318 | $384K |
| Counterpoint Mutual Funds LLC | 0.03% | New | 43,429 | $360K |
| Russell Investments Group, Ltd. | 0.00% | Reduce -1.4% | 42,189 | $349K |
| Balyasny Asset Management L.P. | 0.00% | New | 40,896 | $339K |
| Brevan Howard Capital Management LP | 0.00% | New | 40,577 | $336K |
| Cardinal Point Capital Management ULC | 0.02% | New | 39,500 | $327K |
| California State Teachers Retirement System | 0.00% | Add +0.0% | 36,779 | $305K |
| Alliancebernstein L.P. | 0.00% | No change | 36,200 | $300K |
| T. Rowe Price Associates Inc. | 0.00% | Add +3.6% | 35,312 | $293K |
| Numerai GP LLC | 0.04% | New | 34,719 | $287K |
| Gsa Capital Partners LLP | 0.02% | Reduce -36.9% | 32,116 | $266K |
| STRS Ohio | 0.00% | No change | 31,100 | $258K |
| IMC-Chicago, LLC | 0.00% | New | 30,356 | $251K |
| Wolverine Trading, LLC | 0.00% | Add +22.6% | 27,327 | $231K |
| Fuller & Thaler Asset Management, Inc. | 0.00% | No change | 27,835 | $230K |
| MetLife Investment Management, LLC | 0.00% | No change | 24,504 | $203K |
| Janus Henderson Group PLC | 0.00% | No change | 22,198 | $184K |
| FourThought Financial Partners, LLC | 0.02% | New | 22,085 | $183K |
| Prelude Capital Management, LLC | 0.01% | New | 21,268 | $176K |
| Intech Investment Management LLC | 0.00% | Reduce -40.5% | 21,167 | $175K |
| Group One Trading LLC | 0.01% | New | 20,716 | $172K |
| SG Americas Securities, LLC | 0.00% | New | 19,434 | $161K |
| Sherbrooke Park Advisers LLC | 0.07% | New | 19,301 | $160K |
| ANTIPODES PARTNERS Ltd | 0.00% | New | 19,065 | $158K |
| Cetera Investment Advisers | 0.00% | Add +12.3% | 18,777 | $155K |
| Quantinno Capital Management LP | 0.00% | Reduce -3.1% | 18,402 | $152K |
| Aquatic Capital Management LLC | 0.00% | New | 15,831 | $131K |
| Diametric Capital, LP | 0.05% | Reduce -23.0% | 15,789 | $131K |
| Creative Planning | 0.00% | Reduce -29.9% | 15,151 | $125K |
| Jasper Ridge Partners, L.P. | 0.00% | No change | 15,032 | $124K |
| Diversified Trust Co. | 0.00% | Add +13.1% | 14,704 | $122K |
| Manufacturers Life Insurance Company, The | 0.00% | Reduce -7.9% | 14,303 | $118K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | Add +25.6% | 12,458 | $103K |
| State Board of Administration of Florida Retirement System | 0.00% | No change | 12,430 | $103K |
| GWN Securities Inc. | 0.02% | Reduce -9.1% | 12,045 | $100K |
| Verition Fund Management LLC | 0.00% | Add +2.6% | 12,023 | $100K |
| New York State Common Retirement Fund | 0.00% | No change | 11,752 | $97K |
| Corton Capital Inc. | 0.23% | Reduce -32.7% | 11,362 | $94K |
| Arizona State Retirement System | 0.00% | Add +1.1% | 11,305 | $94K |
| BNP Paribas Financial Markets | 0.00% | Add +120.8% | 8,875 | $73K |
| KLP Kapitalforvaltning As | 0.00% | No change | 7,200 | $60K |
"% of holder's portfolio" is PUBM's weight in each manager's 13F, not the share of Pubmatic Inc. Class A the manager owns.