DeWitte Jacob 4

What Happened

• Jacob DeWitte, listed as a 10% owner of Oklo, sold a total of 200,000 shares of Oklo (OKLO) in multiple open-market transactions on June 1, 2026, generating aggregate proceeds of $13,657,880. Individual lots: 60,000 @ $68.29; 38,200 @ $69.64; 1,800 @ $70.45; 12,600 @ $64.99; 7,400 @ $66.14; 14,814 @ $67.15 (weighted avg); 25,186 @ $67.75 (weighted avg); 40,000 @ $69.10.

Key Details

• Transaction date: 2026-06-01; Form 4 filed: 2026-06-02 (timely).
• Total shares sold: 200,000; Total proceeds: $13,657,880.
• Price range (per line items / footnotes): roughly $64.99 to $70.45; several line items report weighted-average prices with underlying trade ranges disclosed in footnotes.
• Transaction code: S = Sale (open market/private sale).
• Footnotes: sales were effected pursuant to a Rule 10b5-1 trading plan adopted March 31, 2025 (F1). Multiple footnotes note weighted-average pricing ranges and that some securities are held or beneficially owned by the reporting person’s spouse who has agreed to provide breakdowns on request.
• Shares owned after transaction: not specified in the excerpt provided (see full Form 4/proxy for current holdings).

Context

• As a 10% owner (major shareholder), DeWitte’s sales are institutional/large-holder activity rather than necessarily executive trading. Sales executed under a 10b5-1 plan are typically pre-scheduled and are often treated as routine disposition rather than an immediate directional signal. This filing is informational; it does not explain motivation.