PubMatic Inc Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| GRAHAM HOLDINGS CO | 05/15/2026 | 3.40 M | $27.80 M | 20.04% | 7.23% |
| BLACKROCK, INC. | 05/13/2026 | 3.07 M | $25.07 M | -1.86% | 6.52% |
| CENTERBOOK PARTNERS LP | 05/05/2026 | 1.74 M | $14.25 M | 51.88% | 3.71% |
| 05/15/2026 | 1.61 M | $13.20 M | 100.00% | 3.43% | |
| ACADIAN ASSET MANAGEMENT LLC | 05/13/2026 | 1.58 M | $12.89 M | 70.18% | 3.35% |
| RENAISSANCE TECHNOLOGIES LLC | 05/14/2026 | 1.54 M | $12.60 M | 26.34% | 3.28% |
| DIMENSIONAL FUND ADVISORS LP | 05/07/2026 | 1.25 M | $10.19 M | -2.09% | 2.65% |
| GEODE CAPITAL MANAGEMENT, LLC | 05/15/2026 | 950.61 K | $7.78 M | 4.93% | 2.02% |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 05/15/2026 | 932.21 K | $7.63 M | 0.32% | 1.98% |
| STATE STREET CORP | 05/15/2026 | 791.42 K | $6.47 M | -4.65% | 1.68% |
| ROYAL BANK OF CANADA | 05/15/2026 | 740.28 K | $6.06 M | -14.24% | 1.57% |
| WHITEFORT CAPITAL MANAGEMENT, LP | 05/15/2026 | 690.00 K | $5.64 M | 100.00% | 1.47% |
| S SQUARED TECHNOLOGY, LLC | 05/15/2026 | 676.40 K | $5.53 M | 140.74% | 1.44% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 05/15/2026 | 655.60 K | $5.36 M | 90.19% | 1.39% |
| 05/08/2026 | 638.79 K | $5.23 M | 100.00% | 1.36% | |
| WALLEYE TRADING LLC | 05/11/2026 | 571.10 K | $4.67 M | 3,469.38% | 1.21% |
| TWO SIGMA INVESTMENTS, LP | 05/15/2026 | 534.45 K | $4.37 M | 12.71% | 1.14% |
| 05/08/2026 | 486.25 K | $3.98 M | 18.98% | 1.03% | |
| D. E. SHAW & CO., INC. | 05/15/2026 | 445.11 K | $3.64 M | -18.55% | 0.95% |
| TREXQUANT INVESTMENT LP | 05/15/2026 | 422.42 K | $3.46 M | 37.49% | 0.90% |
| GOLDMAN SACHS GROUP INC | 05/15/2026 | 354.20 K | $2.90 M | 41.97% | 0.75% |
| TUDOR INVESTMENT CORP ET AL | 05/15/2026 | 351.11 K | $2.87 M | 248.89% | 0.75% |
| MORGAN STANLEY | 05/15/2026 | 341.67 K | $2.79 M | 6.64% | 0.73% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 05/15/2026 | 294.80 K | $2.41 M | -1.82% | 0.63% |
| NORTHERN TRUST CORP | 05/14/2026 | 290.56 K | $2.38 M | 7.80% | 0.62% |
| PANAGORA ASSET MANAGEMENT INC | 05/14/2026 | 276.26 K | $2.26 M | 1.08% | 0.59% |
| JPMORGAN CHASE & CO | 05/13/2026 | 240.47 K | $1.95 M | 153.31% | 0.51% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 05/15/2026 | 238.98 K | $1.95 M | 65.62% | 0.51% |
| CITADEL ADVISORS LLC | 05/15/2026 | 231.70 K | $1.90 M | 131.70% | 0.49% |
| VANGUARD FIDUCIARY TRUST CO | 05/08/2026 | 230.63 K | $1.89 M | 100.00% | 0.49% |
| JANE STREET GROUP, LLC | 05/12/2026 | 210.00 K | $1.72 M | 1.56% | 0.45% |
| QUANTINNO CAPITAL MANAGEMENT LP | 05/15/2026 | 206.82 K | $1.69 M | 248.00% | 0.44% |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 05/14/2026 | 206.29 K | $1.69 M | 100.00% | 0.44% |
| P.A.W. CAPITAL CORP | 04/21/2026 | 180.00 K | $1.47 M | 125.00% | 0.38% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 05/15/2026 | 175.30 K | $1.43 M | 100.00% | 0.37% |
| PINNACLE HOLDINGS, LLC | 05/08/2026 | 157.88 K | $1.29 M | 10.48% | 0.34% |
| CITADEL ADVISORS LLC | 05/15/2026 | 149.04 K | $1.22 M | -44.00% | 0.32% |
| DIVERSIFIED INVESTMENT STRATEGIES, LLC | 04/30/2026 | 140.00 K | $1.15 M | 40.00% | 0.30% |
| FRANKLIN RESOURCES INC | 05/13/2026 | 138.18 K | $1.13 M | 47.12% | 0.29% |
| AMERIPRISE FINANCIAL INC | 05/15/2026 | 134.00 K | $1.10 M | -17.22% | 0.29% |
| WALLEYE TRADING LLC | 05/11/2026 | 130.00 K | $1.06 M | 1,931.25% | 0.28% |
| AQR CAPITAL MANAGEMENT LLC | 05/15/2026 | 124.95 K | $1.02 M | 100.00% | 0.27% |
| MIRAE ASSET GLOBAL ETFS HOLDINGS LTD. | 05/15/2026 | 120.75 K | $987.75 K | -8.63% | 0.26% |
| INVESCO LTD. | 05/12/2026 | 117.77 K | $963.33 K | 11.62% | 0.25% |
| MAN GROUP PLC | 05/15/2026 | 117.73 K | $963.03 K | 100.00% | 0.25% |
| BANK OF NEW YORK MELLON CORP | 05/05/2026 | 113.31 K | $926.87 K | -6.63% | 0.24% |
| AMERICAN CENTURY COMPANIES INC | 05/15/2026 | 112.27 K | $918.39 K | -1.62% | 0.24% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 05/15/2026 | 104.80 K | $857.26 K | 256.46% | 0.22% |
| CITADEL ADVISORS LLC | 05/15/2026 | 101.00 K | $826.18 K | -55.90% | 0.21% |
| BANK OF AMERICA CORP /DE/ | 05/18/2026 | 95.43 K | $780.62 K | -4.58% | 0.20% |
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PubMatic Inc institutional Ownership - FAQ's
During the previous two years, 207 institutional investors and hedge funds held shares of PubMatic Inc. The most heavily invested institutionals were:
Graham Holdings Co: 3.4 M
BlackRock, Inc.: 3.07 M
CenterBook Partners LP: 1.74 M
ACADIAN ASSET MANAGEMENT LLC: 1.58 M
RENAISSANCE TECHNOLOGIES LLC: 1.54 M
DIMENSIONAL FUND ADVISORS LP: 1.25 M
61.36% of PubMatic Inc stock is owned by institutional investors.
Institutional investors have bought a total of 32.94 M shares in the last 24 months. This purchase volume represents approximately $289.84 M in transactions.