Alexandra Renner, Chief Product Officer of Oklo Inc. (NYSE:OKLO), filed a Form 4 on September 15, 2026, disclosing the vesting and distribution of 1,202 restricted stock units on September 13, 2026.

Key Highlights

  • Transaction type: Code M conversion of 1,202 restricted stock units (RSUs) into 1,202 shares of Class A Common Stock on September 13, 2026.
  • Price: The derivative security price was $0, as stated in the filing.
  • Direct holdings after transaction: Renner directly holds 476,224 shares of Class A Common Stock following the reported transaction.
  • Indirect holdings: An additional 123,153 shares are held indirectly in a joint account with her spouse.
  • Remaining RSUs: 129,642 RSUs are still beneficially owned directly following the transaction.
  • Original grant: The 1,202 RSUs distributed stem from a March 13, 2025 grant of 51,659 RSUs, with 20% vesting on March 13, 2026 and the remainder vesting in 48 substantially equal quarterly installments thereafter.

Oklo CPO Alexandra Renner Receives Quarterly RSU Distribution

According to the filing, Alexandra Renner, serving as Chief Product Officer of Oklo Inc., received a distribution of 1,202 shares of Class A Common Stock on September 13, 2026, through the conversion of an equal number of RSUs. The filing notes that each RSU "represents a contingent right to receive one share of the Issuer's Class A Common Stock." The transaction was recorded under transaction code M, indicating an exercise or conversion of a derivative security.

The filing explains that the RSUs distributed on September 13, 2026 originated from a grant made on March 13, 2025, totaling 51,659 RSUs. Under the vesting schedule disclosed, 20% of the underlying shares vested on March 13, 2026, with the remaining shares continuing to vest in 48 substantially equal quarterly installments thereafter. The 1,202 RSUs distributed on September 13, 2026 represent one such quarterly installment.

Following the reported transaction, Renner directly holds 476,224 shares of Class A Common Stock and 129,642 RSUs, and indirectly holds 123,153 shares through a joint account with her spouse, according to the filing. The Form 4 was signed by Richard Craig Bealmear as Attorney-in-Fact and dated September 15, 2026.

What Was Disclosed

The filing reports a single RSU-to-share conversion by Oklo's Chief Product Officer on September 13, 2026, covering 1,202 shares at $0 derivative price, with resulting direct ownership of 476,224 shares and 129,642 remaining RSUs.