Form 4: Oklo Director Sells $6.7M in Stock

Oklo Inc. Director and 10% owner Michael Stuart Klein sold a total of 50,000 shares of common stock for approximately $6.7 million on September 22, 2025.

Summary

• Michael Stuart Klein, a Director and 10% owner of Oklo Inc. (OKLO), reported the sale of common stock.
• On September 22, 2025, Klein disposed of 40,000 shares at a weighted average price of $133.3978 per share, totaling approximately $5,335,912.
• These 40,000 shares were sold in multiple transactions ranging from $133.255 to $133.57.
• On the same date, Klein also disposed of 10,000 shares at a price of $135.2 per share, totaling approximately $1,352,000.
• The total value of shares sold across both transactions is approximately $6,687,912.
• Following these transactions, Klein's indirect beneficial ownership stands at 160,000 shares and 150,000 shares, respectively, held through M. Klein Associates, Inc., where Michael Klein is the controlling stockholder.
• The transactions were made pursuant to a Rule 10b5-1(c) contract, instruction, or written plan.

Sentiment

Score: 4

Explanation: The sentiment is slightly negative due to significant insider selling by a director and 10% owner, which can be interpreted as a bearish signal by the market, although the transaction was pre-planned under Rule 10b5-1(c).

Negatives

• Insider selling by a director and significant owner can be perceived by the market as a signal of reduced confidence in the company's future prospects or that the stock is fully valued.

Future Outlook

This filing is a report of past insider transactions and does not contain any forward-looking statements or guidance regarding the company's future performance or outlook.

Industry Context

This Form 4 filing reports an individual insider transaction and does not provide broader industry context or relate to general industry trends or competitors.

Stakeholder Impact

• Shareholders may interpret the significant insider selling by a director and 10% owner as a potential lack of confidence in the company's near-term prospects or that the stock valuation is high, potentially influencing their investment decisions.

Key Dates

Recommendation

The insider selling by a director and 10% owner, while executed under a Rule 10b5-1 plan, is generally viewed as a bearish signal. However, without additional financial or operational updates from Oklo Inc., a 'hold' recommendation is prudent. Investors should monitor future filings and company news for more comprehensive insights before making definitive buy or sell decisions, as a single insider transaction, even a large one, does not constitute a complete investment thesis.

Keywords

Oklo, OKLO, insider trading, stock sale, director, 10% owner, Michael Klein, Form 4, equity disposition