Cerebras CEO Andrew Feldman Sells $47.3M in Stock via 10b5-1 Plan
CBRS is trading near its 52-week low of $160.81 (14% above the low).
Summary
Cerebras CEO Andrew Feldman sold $47.3 million of stock on August 21 under a pre-arranged 10b5-1 plan, part of a broader $211 million insider selling wave over the past 90 days.
Key Events · Ownership and Investor Activity · CBRS
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CEO Sells $47.3M in Open Market
Andrew Feldman sold 237,559 shares at $196.20-$210.21 on August 21, 2026, totaling $47,338,835.
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10b5-1 Plan Execution
Sale was executed under a Rule 10b5-1 trading plan adopted May 20, 2026, removing timing discretion.
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Option Exercise and Conversion
Feldman exercised 237,559 options at strike prices $2.72-$7.89 and converted Class B to Class A shares before selling.
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Broader Insider Distribution
Five insiders have sold $211 million in open-market shares over 90 days with zero open-market purchases.
Analysis · CBRS · Manufacturing
CEO Andrew Feldman sold 237,559 shares for $47.3 million on August 21, 2026, at prices between $196.20 and $210.21. The sale was executed under a Rule 10b5-1 trading plan adopted May 20, 2026, which removes discretion from the timing. Feldman also exercised 237,559 options at strike prices of $2.72 to $7.89 and converted an equal number of Class B shares to Class A before selling. The transaction represents 0.137% of the company's market cap — a meaningful but not alarming insider liquidation. This follows a broader insider distribution pattern: five insiders have sold $211 million in open-market shares over the past 90 days, with zero open-market purchases. The sale comes just days after the company raised full-year revenue guidance and reported strong Q2 results, suggesting insiders are monetizing gains at elevated prices rather than signaling operational distress.
How filings like this one have moved
In the 30 days to Aug 25, 2026, 29.6% of the 2856 measured filings Wiseek scored 7 moved their stock by 5% or more by the next session's close. The median move was -0.04%. These are measured outcomes after filings of this importance, not a forecast for this one.
Measured one observation per ticker per day, after exclusions. Current figures: Filing Impact Tracker · open dataset
At the time of this filing, CBRS was trading at $184.10 on NASDAQ in the Manufacturing sector, with a market capitalization of approximately $41.2B. The 52-week trading range was $160.81 to $386.34. This filing was assessed with negative market sentiment and an importance score of 7 out of 10.