PubMatic, Inc. (PUBM) Insider Trading
Over the last 3 months, PUBM insiders made 0 open-market buys and 16 sales, a net sale of -$3.8M (SEC Form 4). Over the last 6 months, 114 institutions increased and 102 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
16
Net (3m)
-$3.8M
Insider trades by month Buys Sells
Jan
Feb
Mar
Apr
May
Jun
Context3-month price +60.4%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 22, 2026 | Goel Rajeev K.director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | Option | 21,871 | $2.15 |
| Jun 22, 2026 | Goel Rajeev K.director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | Sell | 43,077 | $11.30 |
| Jun 9, 2026 | Goel Rajeev K.director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | Sell | 44,000 | $11.33 |
| Jun 9, 2026 | Goel Rajeev K.director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | Option | 44,000 | $2.15 |
| Jun 3, 2026 | Kumar Mukulofficer: PRESIDENT, ENGINEERING | Option | 8,000 | $2.15 |
| Jun 3, 2026 | Kumar Mukulofficer: PRESIDENT, ENGINEERING | Sell | 8,000 | $11.96 |
| Jun 2, 2026 | Shulman Yakov (Jacob)director | Option | 9,971 | — |
| Jun 2, 2026 | Shulman Yakov (Jacob)director | Grant | 15,839 | — |
| Jun 2, 2026 | Glaser Shelaghdirector | Option | 13,437 | — |
| Jun 2, 2026 | Jones Ramondirector | Grant | 15,839 | — |
| Jun 2, 2026 | Glaser Shelaghdirector | Grant | 15,839 | — |
| Jun 2, 2026 | Hanebrink Antondirector | Grant | 15,839 | — |
| Jun 2, 2026 | Daimler Susandirector | Grant | 15,839 | — |
| Jun 2, 2026 | MEHTA NIKHIL RAMESHdirector | Grant | 15,839 | — |
| Jun 2, 2026 | Glaser Shelaghdirector | Option | 3,466 | — |
| May 27, 2026 | Goel Rajeev K.director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | Option | 36,004 | $2.15 |
| May 27, 2026 | Goel Rajeev K.director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | Sell | 44,000 | $10.41 |
| May 27, 2026 | Goel Rajeev K.director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | Option | 7,996 | $1.11 |
| May 19, 2026 | Gimbel Lisaofficer: CHIEF ACCOUNTING OFFICER | Option | 1,395 | — |
| May 19, 2026 | Gimbel Lisaofficer: CHIEF ACCOUNTING OFFICER | Sell | 2,863 | $9.89 |
| May 19, 2026 | Gimbel Lisaofficer: CHIEF ACCOUNTING OFFICER | Option | 773 | — |
| May 19, 2026 | Gimbel Lisaofficer: CHIEF ACCOUNTING OFFICER | Option | 802 | — |
| May 19, 2026 | Gimbel Lisaofficer: CHIEF ACCOUNTING OFFICER | Option | 795 | — |
| May 15, 2026 | Goel Rajeev K.director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | Sell | 44,000 | $9.55 |
| May 15, 2026 | Goel Rajeev K.director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | Option | 44,000 | $1.11 |
| Apr 29, 2026 | Goel Rajeev K.director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | Sell | 44,000 | $9.78 |
| Apr 29, 2026 | Goel Rajeev K.director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | Option | 44,000 | $1.11 |
| Apr 14, 2026 | Goel Rajeev K.director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | Option | 17,466 | $1.11 |
| Apr 14, 2026 | Jones Ramondirector | Grant | 15,811 | — |
| Apr 14, 2026 | Shulman Yakov (Jacob)director | Grant | 15,811 | — |
Source: PUBM SEC Form 4 filings, latest Jun 22, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their PUBM positions over the last 6 months (SEC Form 13F).
Increased
114
New positions
57
Reduced
102
Sold out
57
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| GRAHAM HOLDINGS CO | Increased | 3.4M | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 3.2M | May 15, 2026 |
| BLACKROCK, INC. | Reduced | 3.1M | Feb 12, 2026 |
| BLACKROCK, INC. | Reduced | 3.1M | May 13, 2026 |
| GRAHAM HOLDINGS CO | Unchanged | 2.8M | Feb 13, 2026 |
| VANGUARD GROUP INC | Reduced | 2.4M | Jan 29, 2026 |
| CENTERBOOK PARTNERS LP | Increased | 1.7M | May 5, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | Increased | 1.6M | May 13, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Increased | 1.5M | May 14, 2026 |
| S SQUARED TECHNOLOGY, LLC | Increased | 1.4M | May 15, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Reduced | 1.3M | Feb 12, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Reduced | 1.2M | May 7, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 1.2M | Feb 12, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Reduced | 1.2M | Feb 17, 2026 |
| CENTERBOOK PARTNERS LP | Increased | 1.1M | Feb 11, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.