Form 4: PubMatic CEO Sells Shares Under 10b5-1 Plan

PubMatic CEO Rajeev K. Goel reported the sale of 44,000 shares of Class A Common Stock for approximately $10.41 per share, executed under a pre-arranged Rule 10b5-1 trading plan.

Summary

• Rajeev K. Goel, CEO of PubMatic, Inc., reported a transaction on May 26, 2026.
• The transaction involved the sale of 44,000 shares of Class A Common Stock.
• These shares were sold at a weighted average price of $10.4138, with individual sales ranging from $10.255 to $10.545.
• The sale was conducted under a Rule 10b5-1 trading plan adopted on March 2, 2025.
• Following this transaction, Goel beneficially owns 2,383,400 shares of Class A and Class B Common Stock, excluding unexercised options and unvested equity awards.
• Additionally, Goel exercised stock options to acquire 7,996 shares of Class B Common Stock at $1.11 per share and 36,004 shares of Class B Common Stock at $2.15 per share.

Sentiment

Score: 4

Explanation: StockSavvy.ai views this as a slightly negative sentiment due to the significant sale of shares by the CEO, despite the transaction being conducted under a pre-arranged 10b5-1 plan.

Positives

• The sale was executed under a Rule 10b5-1 plan, indicating pre-planned and potentially non-insider trading related activity.
• The CEO continues to hold a significant number of shares (2,383,400) after the reported sale.
• Stock options were exercised, which could indicate a belief in the company's value to justify the exercise price.

Negatives

• A significant number of shares were sold by the CEO, which could be perceived negatively by the market.
• The sale price of $10.4138 is relatively low compared to potential historical highs for the stock.

Risks

• The Rule 10b5-1 plan is designed to provide an affirmative defense against allegations of insider trading, but the sale of a large number of shares by a CEO can still create negative market perception.
• The specific reasons for the sale, beyond the existence of the 10b5-1 plan, are not detailed, leaving room for speculation.

Future Outlook

The filing does not contain forward-looking statements or guidance. It solely reports on past transactions.

Management Comments

• The sales reported were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 2, 2025.
• The Reporting Person undertakes to provide upon request to the staff of the Securities and Exchange Commission, the Issuer or its stockholders, full information regarding the total number of shares sold at each separate price within the range set forth herein.

Industry Context

StockSavvy.ai notes that insider selling, even under a 10b5-1 plan, can sometimes be interpreted by the market as a lack of confidence, although the existence of the plan is intended to mitigate this. PubMatic operates in the digital advertising technology sector, which is highly competitive and subject to evolving privacy regulations and platform changes.

Related Party Transactions

• The sale of 44,000 shares was transferred by the Reporting Person to The Goel Family Trust, of which the Reporting Person and his spouse are beneficiaries, and were sold by the Goel Family Trust as reported herein.

Stakeholder Impact

• Shareholders may view the CEO's sale of a significant number of shares negatively, potentially impacting stock price.
• Employees with stock options may be encouraged by the exercise of options, but also concerned by the CEO's sale.
• Creditors and suppliers are unlikely to be directly impacted by this specific transaction.

Next Steps

• The reporting person will continue to hold shares and potentially exercise remaining vested options.
• The company may continue to operate under its existing business strategy in the digital advertising space.

Key Dates

Recommendation

The filing reports a significant sale of shares by the CEO under a 10b5-1 plan. While this is a negative signal, the existence of the plan and the CEO's continued substantial beneficial ownership suggest that this is a planned diversification or liquidity event rather than a reflection of a fundamental change in the company's outlook. Without further financial performance data or strategic updates, a 'hold' recommendation is appropriate, pending more comprehensive information.

Keywords

PubMatic, PUBM, Form 4, Insider Trading, Stock Sale, Rule 10b5-1, Rajeev K. Goel, CEO, Class A Common Stock, Stock Options, Beneficial Ownership