Lisa Gimbel, Chief Accounting Officer of PubMatic, Inc. (NASDAQ:PUBM), filed a Form 4 on August 14, 2026, disclosing the sale of 500 shares of Class A Common Stock on August 12, 2026.

Key Highlights

  • Reporting person: Lisa Gimbel, Chief Accounting Officer of PubMatic, Inc.
  • Transaction: 500 shares of Class A Common Stock disposed of (transaction code S) on August 12, 2026, at $17.5 per share.
  • 10b5-1 plan: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by Gimbel on May 13, 2026.
  • Post-transaction ownership: 14,561 shares of Class A Common Stock beneficially owned directly following the reported transaction.
  • ESPP shares included: The post-transaction total includes 1,384 shares acquired on May 29, 2026 through the issuer's employee stock purchase plan.

Details of Lisa Gimbel's August 2026 Share Sale at PubMatic

According to the Form 4 filed with the SEC on August 14, 2026, Lisa Gimbel, identified as Chief Accounting Officer of PubMatic, Inc., reported the disposal of 500 shares of Class A Common Stock on August 12, 2026, at a price of $17.5 per share. The filing indicates the transaction was a direct disposition, coded "S" for a sale in the open market.

The filing discloses that the sale was carried out under a Rule 10b5-1 trading plan that Gimbel adopted on May 13, 2026. The form also notes that the reported post-transaction beneficial ownership total of 14,561 shares of Class A Common Stock held directly includes 1,384 shares that were acquired by Gimbel on May 29, 2026, pursuant to the issuer's employee stock purchase plan. No derivative securities transactions were reported in Table II of the filing.

The Form 4 was signed by Andrew Woods as Attorney-in-Fact on behalf of the reporting person and was filed on August 14, 2026. The filing box indicating a transaction made pursuant to a Rule 10b5-1(c) contract, instruction, or written plan was checked, as noted in the form's header section.

What Was Disclosed

PubMatic's Chief Accounting Officer Lisa Gimbel reported a sale of 500 shares of Class A Common Stock at $17.5 per share on August 12, 2026, executed under a pre-established 10b5-1 trading plan, leaving her with 14,561 shares beneficially owned directly.