PUBM
PubMatic, Inc.
NASDAQ · Technology · Software - Application · US
$17.01
+0.18%0
Insider buys (3m)
30
Insider sells (3m)
-$10.9M
Net value (3m)
+33.1%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Oct 23, 2026 | Goel Rajeev K. · director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | Sale | 50,021 | $17 |
| Oct 23, 2026 | Goel Rajeev K. · director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | M-Exempt | 21,871 | $2.15 |
| Oct 19, 2026 | Kumar Mukul · officer: PRESIDENT, ENGINEERING | Sale | 2,600 | $18 |
| Oct 19, 2026 | Kumar Mukul · officer: PRESIDENT, ENGINEERING | M-Exempt | 8,000 | $2.15 |
| Oct 19, 2026 | Kumar Mukul · officer: PRESIDENT, ENGINEERING | Sale | 5,400 | $17 |
| Oct 6, 2026 | Woods Andrew · officer: GENERAL COUNSEL & SECRETARY | Sale | 10,079 | $19 |
| Oct 6, 2026 | Goel Amar K. · director, 10 percent owner, officer: CHAIRMAN, CHIEF INNOVATION OFF | Sale | 10,795 | $19 |
| Oct 6, 2026 | Pantelick Steven · officer: CHIEF FINANCIAL OFFICER | Sale | 22,173 | $19 |
| Oct 5, 2026 | Goel Amar K. · director, 10 percent owner, officer: CHAIRMAN, CHIEF INNOVATION OFF | M-Exempt | 3,245 | $0.00 |
| Oct 5, 2026 | Pantelick Steven · officer: CHIEF FINANCIAL OFFICER | M-Exempt | 19,756 | $0.00 |
| Oct 5, 2026 | Kumar Mukul · officer: PRESIDENT, ENGINEERING | M-Exempt | 4,280 | $0.00 |
| Oct 5, 2026 | Goel Amar K. · director, 10 percent owner, officer: CHAIRMAN, CHIEF INNOVATION OFF | M-Exempt | 2,030 | $0.00 |
| Oct 5, 2026 | Pantelick Steven · officer: CHIEF FINANCIAL OFFICER | Sale | 2,093 | $19 |
| Oct 5, 2026 | Pantelick Steven · officer: CHIEF FINANCIAL OFFICER | M-Exempt | 45,664 | $0.00 |
| Oct 5, 2026 | Goel Rajeev K. · director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | M-Exempt | 43,376 | $0.00 |
| Oct 5, 2026 | Goel Rajeev K. · director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | M-Exempt | 97,657 | $0.00 |
| Oct 5, 2026 | Goel Amar K. · director, 10 percent owner, officer: CHAIRMAN, CHIEF INNOVATION OFF | M-Exempt | 18,097 | $0.00 |
| Oct 5, 2026 | Kumar Mukul · officer: PRESIDENT, ENGINEERING | M-Exempt | 19,974 | $0.00 |
| Oct 5, 2026 | Goel Rajeev K. · director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | M-Exempt | 14,411 | $0.00 |
| Oct 5, 2026 | Woods Andrew · officer: GENERAL COUNSEL & SECRETARY | Sale | 512 | $19 |
| Oct 5, 2026 | Goel Amar K. · director, 10 percent owner, officer: CHAIRMAN, CHIEF INNOVATION OFF | Sale | 651 | $19 |
| Oct 5, 2026 | Goel Rajeev K. · director, 10 percent owner, officer: CHIEF EXECUTIVE OFFICER | Sale | 4,475 | $19 |
| Oct 5, 2026 | Pantelick Steven · officer: CHIEF FINANCIAL OFFICER | M-Exempt | 7,407 | $0.00 |
| Oct 5, 2026 | Woods Andrew · officer: GENERAL COUNSEL & SECRETARY | M-Exempt | 15,823 | $0.00 |
| Oct 5, 2026 | Woods Andrew · officer: GENERAL COUNSEL & SECRETARY | Sale | 5,232 | $19 |
| Oct 5, 2026 | Pantelick Steven · officer: CHIEF FINANCIAL OFFICER | M-Exempt | 8,955 | $0.00 |
| Oct 5, 2026 | Pantelick Steven · officer: CHIEF FINANCIAL OFFICER | Sale | 21,398 | $19 |
| Oct 5, 2026 | Woods Andrew · officer: GENERAL COUNSEL & SECRETARY | M-Exempt | 4,039 | $0.00 |
| Oct 5, 2026 | Goel Amar K. · director, 10 percent owner, officer: CHAIRMAN, CHIEF INNOVATION OFF | M-Exempt | 4,168 | $0.00 |
| Oct 5, 2026 | Kumar Mukul · officer: PRESIDENT, ENGINEERING | M-Exempt | 3,320 | $0.00 |
Institutional positioning
13F filings over the trailing two quarters
New 57Increased 114Reduced 93Sold out 17
| Filer | Action | Shares | Filed |
|---|---|---|---|
| Graham Holdings Co | Unchanged | 3,398,904 | Aug 14, 2026 |
| GRAHAM HOLDINGS CO | Increased | 3,398,904 | May 15, 2026 |
| BlackRock, Inc. | Increased | 3,279,530 | Aug 7, 2026 |
| BLACKROCK, INC. | Reduced | 3,065,036 | May 13, 2026 |
| CENTERBOOK PARTNERS LP | Increased | 1,742,100 | May 5, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 1,661,312 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 1,613,769 | May 15, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | Increased | 1,576,540 | May 13, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | Reduced | 1,573,911 | Aug 13, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Increased | 1,540,533 | May 14, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Increased | 1,491,121 | Aug 11, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 1,421,049 | Aug 13, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Reduced | 1,245,359 | May 7, 2026 |
| Walleye Trading LLC | Increased | 1,215,760 | Aug 3, 2026 |
| Whitefort Capital Management, LP | Increased | 1,110,656 | Aug 14, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Oct 23, 2026