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.
Holders of 5% or more of PUBM
Holders whose latest Schedule 13D or 13G filing reports 5% or more of PubMatic, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Graham Holdings Co | 13G/A | 8.90%3.40M shares | +1.90 ppfrom 7.00% | Aug 20, 20243 filings | May 15, 2026 | SEC |
| BlackRock, Inc. | 13G/A | 7.10%2.71M shares | – | Jan 21, 20261 filing | Jan 21, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
47 Schedule 13D and 13G filings on PubMatic, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| May 15, 20264:15 PM ET | Graham Holdings Co | 13G/A | 8.90%3.40M shares | +1.90 ppfrom 7.00% | Mar 31, 2026 | SEC |
| Mar 27, 202611:34 AM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | −6.48 ppfrom 6.48%Below 5% | Mar 13, 2026 | SEC |
| Jan 21, 202612:30 PM ET | BlackRock, Inc. | 13G/A | 7.10%2.71M shares | – | Dec 31, 2025 | SEC |
| Jul 29, 20252:22 PM ET | Vanguard Group Inc | 13G/A | 6.48%2.61M shares | −1.98 ppfrom 8.46% | Jun 30, 2025 | SEC |
| May 14, 20255:19 PM ET | Graham Holdings Co | 13G/A | 7.00%2.83M shares | – | Mar 31, 2025 | SEC |
| Apr 30, 202511:10 AM ET | Vanguard Group Inc | 13G/A | 8.46%3.41M shares | – | Mar 31, 2025 | SEC |
| Aug 20, 2024 | Graham Holdings Co | 13GOld format | – | New | – | SEC |
| Feb 14, 2024 | Goel Rajeev K. | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2024 | Goel Amar K. | 13G/AOld format | – | – | – | SEC |
| Feb 13, 2024 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Jan 25, 20244:59 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Jun 6, 2023 | Goel Rajeev K. | 13G/AOld format | – | – | – | SEC |
| Apr 3, 2023 | Goel Rajeev K. | 13G/AOld format | – | – | – | SEC |
| Apr 3, 2023 | Goel Amar K. | 13G/AOld format | – | – | – | SEC |
| Feb 15, 2023 | CNH Capital Co Ltd | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2023 | Helion Venture Partners LLC | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2023 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 3, 202312:10 PM ET | BlackRock Inc. | 13GOld format | – | – | – | SEC |
| Jan 17, 2023 | Fiera Capital Corp | 13G/AOld format | – | – | – | SEC |
| Jul 11, 2022 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Mar 24, 2022 | CNH Capital Co Ltd | 13G/AOld format | – | – | – | SEC |
| Mar 23, 2022 | CNH Capital Co Ltd | 13GOld format | – | New | – | SEC |
| Feb 15, 2022 | Nexus India Capital I L P | 13G/AOld format | – | – | – | SEC |
| Feb 14, 202210:52 AM ET | Ameriprise Financial Inc | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2022 | Goel Rajeev K. | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2022 | Schonfeld Strategic Advisors LLC | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2022 | August Capital V Special Opportunities, L.P. | 13G/AOld format | – | – | – | SEC |
| Feb 11, 2022 | Goel Amar K. | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2022 | Helion Venture Partners LLC | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2022 | Vanguard Group Inc | 13GOld format | – | New | – | SEC |
| Feb 4, 2022 | Fiera Capital Corp | 13G/AOld format | – | – | – | SEC |
| Jan 12, 2022 | Draper Fisher Jurvetson Fund VIII L P | 13G/AOld format | – | – | – | SEC |
| Sep 9, 20214:20 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Apr 9, 2021 | Lord, Abbett & Co. LLC | 13G/AOld format | – | – | – | SEC |
| Mar 10, 2021 | Lord, Abbett & Co. LLC | 13G/AOld format | – | – | – | SEC |
| Feb 16, 2021 | Goel Rajeev K. | 13GOld format | – | New | – | SEC |
| Feb 16, 2021 | Goel Amar K. | 13GOld format | – | New | – | SEC |
| Feb 16, 2021 | Nexus India Capital I L P | 13GOld format | – | New | – | SEC |
| Feb 16, 2021 | Schonfeld Strategic Advisors LLC | 13GOld format | – | New | – | SEC |
| Feb 16, 2021 | August Capital V Special Opportunities, L.P. | 13GOld format | – | New | – | SEC |
| Feb 16, 2021 | Helion Venture Partners LLC | 13GOld format | – | New | – | SEC |
| Feb 12, 202110:29 AM ET | Ameriprise Financial Inc | 13GOld format | – | – | – | SEC |
| Feb 12, 2021 | Lord, Abbett & Co. LLC | 13GOld format | – | New | – | SEC |
| Feb 11, 2021 | Draper Fisher Jurvetson Fund VIII L P | 13GOld format | – | New | – | SEC |
| Feb 10, 20219:50 AM ET | Ameriprise Financial Inc | 13G/AOld format | – | – | – | SEC |
| Jan 21, 2021 | Pendal Group Limited | 13GOld format | – | New | – | SEC |
| Jan 8, 20214:37 PM ET | BlackRock Inc. | 13GOld format | – | New | – | SEC |
Form 144: proposed insider sales
35 notices from officers, directors and other affiliates planning to sell PubMatic, Inc. shares, newest first.
| Filed (ET) | Seller | Shares to sell | Market value | Planned sale | Broker | Filing |
|---|---|---|---|---|---|---|
| Sep 24, 20264:42 PM ET | Rajeev GoelDirector · Officer · 10% stockholder | 50.5K | $880.7K | Sep 24, 202610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Dec 19, 20234:28 PM ET | Jeffrey K HirschOfficer | 1.02K | $17.8K | Dec 19, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Dec 4, 20235:04 PM ET | Rajeev GoelOfficer | 7.50K | $128.9K | Dec 4, 202310b5-1 | Goldman Sachs & Co. LLC | SEC |
| Dec 1, 20234:25 PM ET | Michael Van Der ZweepOfficer | 5.00K | $83.5K | Dec 1, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Dec 1, 20234:12 PM ET | Amar GoelDirector · Officer | 3.83K | $64.0K | Dec 1, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Nov 29, 20234:12 PM ET | Paulina KlimenkoOfficer | 34.9K | $585.9K | Nov 29, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Nov 17, 20234:24 PM ET | Jeffrey K HirschOfficer | 1.02K | $16.0K | Nov 17, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Nov 13, 20234:13 PM ET | Jeffrey K HirschOfficer | 5.57K | $83.3K | Nov 13, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Nov 9, 20234:14 PM ET | Paulina KlimenkoOfficer | 18.2K | $220.3K | Nov 9, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Nov 1, 20234:35 PM ET | Rajeev GoelOfficer | 7.50K | $83.7K | Nov 1, 202310b5-1 | Goldman Sachs & Co. LLC | SEC |
| Oct 4, 20234:07 PM ET | Paulina KlimenkoOfficer | 5.81K | $68.0K | Oct 4, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Oct 4, 20234:06 PM ET | Steve M PantelickOfficer | 8.06K | $94.4K | Oct 4, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Oct 3, 20234:42 PM ET | Rajeev GoelOfficer | 7.50K | $87.8K | Oct 3, 202310b5-1 | Goldman Sachs & Co. LLC | SEC |
| Sep 5, 20235:05 PM ET | Rajeev GoelOfficer | 7.50K | $107.6K | Sep 5, 202310b5-1 | Goldman Sachs & Co. LLC | SEC |
| Aug 16, 20234:14 PM ET | Paulina KlimenkoOfficer | 6.75K | $86.7K | Aug 16, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Aug 11, 20234:12 PM ET | Paulina KlimenkoOfficer | 9.07K | $118.8K | Aug 11, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Aug 4, 20234:42 PM ET | Rajeev GoelOfficer | 7.50K | $146.1K | Aug 4, 202310b5-1 | Goldman Sachs & Co. LLC | SEC |
| Aug 1, 20235:00 PM ET | Rajeev GoelOfficer | 400 | $7.91K | Aug 1, 202310b5-1 | Goldman Sachs & Co. LLC | SEC |
| Jul 31, 20235:09 PM ET | Rajeev GoelOfficer | 1.00K | $20.0K | Jul 31, 202310b5-1 | Goldman Sachs & Co. LLC | SEC |
| Jul 31, 20234:20 PM ET | The Rajn Trust - A U/T/A DTD 06/08/2013Director · Officer | 15.0K | $292.4K | Jul 31, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jul 31, 20234:17 PM ET | The Bryn Mawr Trust Co Of De Tteemarais Irr Trust U/T/A DTD 08/28/2020Director · Officer | 15.0K | $292.4K | Jul 31, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jul 31, 20234:17 PM ET | The Rajn Trust - N U/T/A DTD06/08/2013Director · Officer | 15.0K | $292.4K | Jul 31, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jul 31, 20234:15 PM ET | The Bryn Mawr Trust Co Of De Tteetuscan Irr Trust U/T/A DTD 08/28/2020Director · Officer | 15.0K | $292.4K | Jul 31, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jul 31, 20234:15 PM ET | Amar Goel & Komal Goel Co-Tteethe Birchwood Trust U/T/A DTD09/10/2012Director · Officer | 15.0K | $292.4K | Jul 31, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| Jul 6, 20235:14 PM ET | Amar GoelDirector · Officer | 3.86K | $68.8K | Jul 6, 202310b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
Showing the latest 25. See the PUBM notices from the last 12 months