Rajiv Patni, Chief Medical Officer of Septerna, Inc., filed a Form 4 on September 10, 2026, disclosing the acquisition of a stock option covering 275,000 shares of common stock on September 8, 2026.

Key Highlights

  • Reporting person: Rajiv Patni, Chief Medical Officer of Septerna, Inc.
  • Security acquired: A stock option (right to buy) covering 275,000 shares of common stock, acquired on September 8, 2026.
  • Exercise price: $37.37 per share.
  • Expiration date: September 7, 2036.
  • Vesting schedule: 25% of shares vest on August 24, 2027; the remaining 75% vest in thirty-six substantially equal monthly installments thereafter, subject to continuous service.
  • Price paid: $0 for the derivative security at grant.
  • Post-transaction holdings: 275,000 derivative securities beneficially owned, held directly.

Details of Rajiv Patni's Stock Option Grant at Septerna

According to the Form 4 filed with the U.S. Securities and Exchange Commission, Rajiv Patni, serving as Chief Medical Officer of Septerna, Inc. (NASDAQ:SEPN), reported the acquisition of a stock option on September 8, 2026. The option grants the right to purchase 275,000 shares of Septerna common stock at an exercise price of $37.37 per share, with an expiration date of September 7, 2036. The filing lists the price of the derivative security at grant as $0.

The filing describes a four-year vesting schedule tied to continuous service. As disclosed, 25% of the shares underlying the option will vest on August 24, 2027, and the remaining 75% will vest in thirty-six substantially equal monthly installments thereafter, "subject to the Reporting Person's continuous service to the Issuer on each such vesting date." Following the reported transaction, Patni beneficially owns 275,000 derivative securities, held directly, with no non-derivative securities reported in Table I of the filing.

The Form 4 was signed by Mark A. Wilson as Attorney-in-Fact and filed on September 10, 2026, covering a transaction with an earliest date of September 8, 2026. No amendment date is indicated, and the filing was made by one reporting person.

What Was Disclosed

Septerna's Chief Medical Officer, Rajiv Patni, disclosed the acquisition of a stock option for 275,000 shares of common stock at $37.37 per share, expiring September 7, 2036, with a vesting schedule beginning August 24, 2027.