RUBINSTEIN JULIE bought ADPT
April 17, 2026 · Form 4 insider transaction
RUBINSTEIN JULIE bought 14,722 shares of Adaptive Biotechnologies Corporation at $8.46 per share, a transaction worth $124.5K. The trade was recorded as option exercise under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 4 days after the transaction.
Direction
Acquired (buy-side)
Shares
14,722
Price
$8.46
Total value
$124.5K
InsiderRUBINSTEIN JULIE
Role—
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateApril 17, 2026
Filing dateApril 21, 2026
Shares owned after422,882
OwnershipDirect
10b5-1 planYes
AmendedNo
Footnotes
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 18, 2025.