CEO Chad Robins Sells $14.9M in Stock After Exercising Options
ADPT has more than doubled off its 52-week low of $12.
Summary
CEO Chad Robins exercised 600,000 options and sold all shares for $14.88 million, a significant insider sale near the stock's 52-week high.
Key Events · Ownership and Investor Activity · ADPT
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CEO Sells $14.9M in Stock
Chad Robins exercised 600,000 options at $6.55 and sold all shares for $14,882,166 at prices between $24.48 and $25.57 on August 17-18, 2026.
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Sale Near 52-Week High
The sale occurred with the stock trading near its 52-week high of $26.16, potentially locking in gains after a strong run.
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Post-Transaction Holdings
Robins retains 2,501,842 shares directly, indicating continued exposure despite the sale.
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Recent Financing Context
The sale follows a $345 million convertible note offering in June 2026, which may have influenced the timing of insider selling.
Analysis · ADPT · Life Sciences
CEO and Chairman Chad Robins exercised 600,000 options at $6.55 and immediately sold all shares for $14.88 million at prices between $24.48 and $25.57. The sale represents 0.46% of the company's market cap and comes as the stock trades near its 52-week high. While option exercises and sales are common for executives, the size and timing—following a strong Q2 and a $345 million convertible note offering—may draw investor attention.
How filings like this one have moved
In the 30 days to Sep 15, 2026, 29.9% of the 1678 measured filings Wiseek scored 7 moved their stock by 5% or more by the next session's close. The median move was -0.25%. 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, ADPT was trading at $25.80 on NASDAQ in the Life Sciences sector, with a market capitalization of approximately $4.1B. The 52-week trading range was $12.00 to $26.16. This filing was assessed with negative market sentiment and an importance score of 7 out of 10.