West Pharmaceutical Servs Ownership & Insider Activity

West Pharmaceutical Servs (WST) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 3.6% of shares outstanding. Institutional investors hold 70.2%.

Shares Outstanding

70.376M

Shares Float

60.235M

Insider Shares Owned

2.510M

Insider % Owned

3.6%

Institutional Shares Held

49.410M

Institutional % Held

70.2%

Ownership Breakdown

Net Insider Activity by Month

West Pharmaceutical Servs Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Sep 11, 2026	Annette Favorite	SR. VP & CHIEF HR OFFICER	SELL-OPTIONS	—	$222.34	$2.0M
Sep 8, 2026	Annette Favorite	SR. VP & CHIEF HR OFFICER	SELL-OPTIONS	—	$213.09	$2.1M
Apr 27, 2026	Annette Favorite	SR. VP & CHIEF HR OFFICER	SELL-OPTIONS	—	$194.34	$625K
Apr 27, 2026	Chad Winters	VP, CHIEF ACCOUNTING OFFICER	SELL-OPTIONS	—	$236.94	$114K

Date	Member	Party	Chamber	Action	Amount
Jul 22, 2025	Lisa McClain	R	House	Sale	$1,001 - $15,000
Jun 17, 2025	Lisa McClain	R	House	Purchase	$1,001 - $15,000
Apr 8, 2025	Robert Bresnahan	R	House	Sale	$1,001 - $15,000
Feb 25, 2025	Robert Bresnahan	R	House	Purchase	$1,001 - $15,000
Feb 13, 2025	Jared Moskowitz	D	House	Sale	$1,001 - $15,000
Nov 8, 2024	Jared Moskowitz	D	House	Sale	$1,001 - $15,000
Dec 28, 2023	Jared Moskowitz	D	House	Purchase	$1,001 - $15,000
Dec 28, 2023	Jared Moskowitz	D	House	Purchase	$1,001 - $15,000