Klein Michael Stuart Insider Trading Activity

Corporate InsiderSee Remarks · CIK 1327392

9

Total trades

$33.7M

Total volume

Apr 29, 2026

Last activity

OKLO

Oklo Inc.

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.

PERIODAVG BUY RETURNAVG SELL AVOIDEDSUCCESS RATETRADES
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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Recent Trades

DATETICKERTYPESHARESPRICEVALUEΔ OWNEDROLEFILING
Apr 29, 2026
CXIIUBuy350,000$10.00$3.5MSee Remarks
Dec 18, 2025
CCXIUBuy500,000$10.00$5.0M+3.6%See Remarks
Sep 22, 2025
OKLOSell40,000$133.40$5.3M−20.0%Director
Sep 22, 2025
OKLOSell10,000$135.20$1.4M−6.3%Director
Jun 23, 2025
OKLOSell25,000$55.22$1.4M−10.0%Director
Jun 23, 2025
OKLOSell12,100$53.71$650K−5.4%Director
Jun 23, 2025
OKLOSell12,900$55.22$712K−6.1%Director
Jun 20, 2025
OKLOSell150,000$62.74$9.4M−37.5%Director
Jun 18, 2025
Filed 3d late
OKLOSell100,000$63.53$6.4M−20.0%Director

Top Companies Traded

TICKERCOMPANYTRADESTOTAL VOLUME
OKLOOklo Inc.7$25.2M
CCXIUChurchill Capital Corp XI1$5.0M
CXIIUChurchill Capital Corp XII1$3.5M

Other insiders at Oklo Inc.

4 other tracked filers at OKLO.