Klein Michael Stuart Insider Trading Activity
Klein Michael Stuart's trading activity has been balanced over the last 12 months with 2 purchases and 2 sales across 3 different companies.
OKLO is the most-traded position with 2 trades. The largest single transaction was a sale of OKLO for $5.3M on Sep 22, 2025.
Performance Scorecard
Forward stock performance after each transaction by Klein Michael Stuart. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | +2.1% | -7.8% | 56% | 9 |
| 90 days | +3.1% | -73.1% | 38% | 8 |
| 120 days | +2.5% | -101.0% | 38% | 8 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
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Upgrade to ProRecent Trades
| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
Apr 29, 2026 | CXIIU | Buy | 350,000 | $10.00 | $3.5M | — | See Remarks | |
Dec 18, 2025 | CCXIU | Buy | 500,000 | $10.00 | $5.0M | +3.6% | See Remarks | |
Sep 22, 2025 | OKLO | Sell | 40,000 | $133.40 | $5.3M | −20.0% | Director | |
Sep 22, 2025 | OKLO | Sell | 10,000 | $135.20 | $1.4M | −6.3% | Director | |
Jun 23, 2025 | OKLO | Sell | 25,000 | $55.22 | $1.4M | −10.0% | Director | |
Jun 23, 2025 | OKLO | Sell | 12,100 | $53.71 | $650K | −5.4% | Director | |
Jun 23, 2025 | OKLO | Sell | 12,900 | $55.22 | $712K | −6.1% | Director | |
Jun 20, 2025 | OKLO | Sell | 150,000 | $62.74 | $9.4M | −37.5% | Director | |
Jun 18, 2025 Filed 3d late | OKLO | Sell | 100,000 | $63.53 | $6.4M | −20.0% | Director |
Top Companies Traded
Other insiders at Oklo Inc.
4 other tracked filers at OKLO.