Form 4 for ARVN ARVINAS, INC.

Accepted 2026-03-02 00:00:00 ET · period of report 2026-02-27 · accession 0001628280-26-013527 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
M	2026-03-02	2026-02-27	ARVN	Houston John G	Dir	S - Sale	$13.21	-35.3K	1.12M	-3%	-$466.2K

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2026-02-27	S	D	4,688	$13.24	1,152,792	D	—	—	(F1) This sale was made automatically by the Issuer to cover tax withholding obligations in connection with the vesting and settlement of one-quarter of the reporting person's restricted stock units (RSUs) granted on February 22, 2023 when the reporting person was serving as President and CEO. The sale does not represent a discretionary trade.
2	Common	Common Stock	2026-02-27	S	D	18,822	$13.24	1,133,970	D	—	—	(F2) This sale was made automatically by the Issuer to cover tax withholding obligations in connection with the vesting and settlement of one-half of the reporting person's restricted stock units (RSUs) granted on February 23, 2024 when the reporting person was serving as President and CEO. The sale does not represent a discretionary trade.
3	Common	Common Stock	2026-02-27	S	D	11,787	$13.14	1,122,183	D	—	—	(F3) This sale was made automatically by the Issuer to cover tax withholding obligations in connection with the vesting and settlement of one-quarter of the reporting person's restricted stock units (RSUs) granted on February 13, 2025 when the reporting person was serving as President and CEO. The sale does not represent a discretionary trade.