InsiderTrades

Form 4 for OKLO Oklo Inc.

Accepted 2026-08-05 16:06:49 ET · period of report 2026-08-03 · accession 0002146790-26-000002 · 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 2026-08-05 16:06 2026-08-03 OKLO Narayanadas Vivek GC, Sec M - OptEx — +1,014 6,280 +19% —
D 2026-08-05 16:06 2026-08-03 OKLO Narayanadas Vivek GC, Sec M - OptEx $0.00 -1,014 18.3K -5% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2026-08-03 M A 1,014 — 6,280 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 2026-08-03 M D 1,014 $0.00 18,255 D — · — to — 1,014 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 February 3, 2025, the Reporting Person was granted 36,508 RSUs, vesting as to 20% of the underlying shares on February 3, 2026 and continuing to vest thereafter in 24 substantially equal monthly installments. On August 3, 2026, 1,014 RSUs vested. (F2) On February 3, 2025, the Reporting Person was granted 36,508 RSUs, vesting as to 20% of the underlying shares on February 3, 2026 and continuing to vest thereafter in 24 substantially equal monthly installments. On August 3, 2026, 1,014 RSUs vested.