PubMatic PUBM Insider Ownership

Updated Oct 11, 2026

Over the past year, PUBM insiders sold $21.8 million of stock (1.79Mn shares) on the open market and bought none.

• Behind PubMatic's open-market sales in the past 12 months were 7 insiders, and no insider bought.
• The largest open-market sales of PUBM in the past 12 months were by Rajeev K. Goel (Chief Executive Officer), totaling $15.7 million (1.34Mn shares), most recently on October 2, 2026.
• Steven Pantelick (Chief Financial Officer) made the most recent open-market trade by an insider of PubMatic, a sale of 22.17K shares for $413,815 on October 5, 2026.
• Beyond open-market trades, insiders at PubMatic acquired 1.9Mn shares through option exercises and conversions in the last 12 months.
• Business Quant data shows PubMatic insiders holding 8.1Mn shares in total in their latest Form 4 filings, or 17.58% of the 46.11Mn shares outstanding; that total is down 0.04% from 8.11Mn shares at the end of Q2 2026 and up 1.49% from 7.99Mn shares at the end of Q3 2025.
• PubMatic insiders hold 1.03Mn shares directly (12.72% of their total) and 7.07Mn shares (87.28%) indirectly, through entities such as trusts and partnerships.
• Per Business Quant, 13 insiders of PUBM hold shares, counting officers, directors and 10% owners who have filed a Form 4 in the past two years.
• PUBM's three largest insider shareholders, per their latest Form 4 filings, are Amar K. Goel (Chairman, Chief Innovation Officer, 4.8Mn shares), Rajeev K. Goel (Chief Executive Officer, 2.37Mn shares) and Steven Pantelick (Chief Financial Officer, 464.38K shares).
• Amar K. Goel alone accounts for 59.24% of the shares held by PubMatic insiders.
• Institutional investors owned 65.72% of PUBM shares as of Q2 2026, per their 13F filings.
• Over the past 12 months, 13 insiders reported transactions in PubMatic stock in 76 Form 4 filings.
• This summary of PubMatic insider activity covers Form 4 filings through October 6, 2026.