Harlan S Robins $ADPT SEC Form 4 Insider Trading

Harlan S Robins has filed a total of 35 insider trades in $ADPT since 2021. Their most recent trade was a sale of 10,000 shares, made on Dec 04, 2025. Their largest trade was a sale of 68,412 shares, made on May 01, 2025. We estimate that they now own 1.2 million shares of $ADPT, worth an estimated $21.8 million.

Insider Trading at $ADPT

There have been a total of 177 insider trades reported at $ADPT since 2021, with 0 shares purchased and 3.5 million shares sold. The most active insider traders in $ADPT stock have been Harlan S Robins, Chad M Robins, and R Mark Adams. The most recent trade was a sale of 22,968 shares reported by ROBERT HERSHBERG (None), made on Dec 10, 2025.

$ADPT Executives and Stock Owners with Insider Trades

• Harlan S Robins, Chief Scientific Officer

• Chad M Robins, CEO and Chairman

• R Mark Adams, Chief Operating Officer

• Chad M Cohen, Chief Financial Officer

• Stacy L Taylor, SVP and General Counsel

• Sharon Benzeno, Chief Commercial Ofc Imm Med

• Francis Lo, Chief People Officer

• Kyle Piskel, Chief Financial Officer

• Nitin Sood, Chief Commercial Officer, MRD

• Kyle Piskel, Principal Accounting Officer

• Tycho Peterson, Chief Financial Officer

• Julie Rubinstein, President

• Jyoti Palaniappan, SVP, Diagnostics, T-Detect

• Susan Bobulsky, Chief Commercial Officer, MRD

• Lance Baldo, Chief Medical Officer

• Julie Rubinstein, President and COO

• Sharon Benzeno, Chief Business Development Off

*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.