InsiderTrades

Form 4 for OKLO Oklo Inc.

Accepted 2026-09-15 16:26:32 ET · period of report 2026-09-13 · accession 0002146828-26-000006 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-09-15 16:26 2026-09-13 OKLO Hanson John Chief of Staff M - OptEx — +961 360.4K +0.3% —
D 2026-09-15 16:26 2026-09-13 OKLO Hanson John Chief of Staff M - OptEx $0.00 -961 55.1K -2% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2026-09-13 M A 961 — 360,391 D — — (F1) Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.
2 Derivative Restricted Stock Units 2026-09-13 M D 961 $0.00 55,121 D — · — to — 961 Class A Common Stock (F1) Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock. (F2) On March 13, 2025 the Reporting Person was granted 57,665 RSUs, vesting as to 20% of the underlying shares on March 13, 2026 and continuing to vest thereafter in 48 substantially equal quarterly installments. On September 13, 2026, 961 RSUs were distributed. (F2) On March 13, 2025 the Reporting Person was granted 57,665 RSUs, vesting as to 20% of the underlying shares on March 13, 2026 and continuing to vest thereafter in 48 substantially equal quarterly installments. On September 13, 2026, 961 RSUs were distributed.