KYLE PISKEL - 06 Mar 2023 Form 4 Insider Report for Adaptive Biotechnologies Corp (ADPT)

Role: Principal Accounting Officer
Signature: /s/ Kyle Piskel by Stacy L Taylor, Attorney-in-Fact
Issuer symbol: ADPT
Transactions as of: 06 Mar 2023
Transactions value $: -$30,246
Form type: 4
Filing time: 08 Mar 2023, 19:04:49 UTC
Previous filing: 17 Nov 2022
Next filing: 20 Nov 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ADPT	Common Stock	Award	$0	+43,735	+92.35%	$0	91,093	06 Mar 2023	Direct
transaction	ADPT	Common Stock	Sale	-$28,281	-3,300	-3.62%	$8.57	87,793	06 Mar 2023	Direct	F1
transaction	ADPT	Common Stock	Sale	-$1,964	-229	-0.26%	$8.58	87,564	06 Mar 2023	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	This transaction represents the number of shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.

Content

This transaction represents the number of shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of RSUs. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person.