LO FRANCIS bought ADPT
September 16, 2026 · Form 4 insider transaction
LO FRANCIS bought 15,629 shares of Adaptive Biotechnologies Corporation at $3.99 per share, a transaction worth $62.4K. The trade was recorded as option exercise under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 2 days after the transaction.
Direction
Acquired (buy-side)
Shares
15,629
Price
$3.99
Total value
$62.4K
InsiderLO FRANCIS
Role—
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateSeptember 16, 2026
Filing dateSeptember 18, 2026
Shares owned after312,831
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 September 15, 2025.