    <SEC-DOCUMENT>0001104659-23-032654-index.html : 20230315
    <SEC-HEADER>0001104659-23-032654.hdr.sgml : 20230315
    <ACCEPTANCE-DATETIME>20230315112252
    ACCESSION NUMBER:		0001104659-23-032654
    CONFORMED SUBMISSION TYPE:	ARS
    PUBLIC DOCUMENT COUNT:		1
    CONFORMED PERIOD OF REPORT:	20221231
    FILED AS OF DATE:		20230315
    DATE AS OF CHANGE:		20230315
    EFFECTIVENESS DATE:		20230315

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			WEST PHARMACEUTICAL SERVICES INC
    		CENTRAL INDEX KEY:			0000105770
    		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
    		IRS NUMBER:				231210010
    		STATE OF INCORPORATION:			PA
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		ARS
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-08036
    		FILM NUMBER:		23733920

    	BUSINESS ADDRESS:
    		STREET 1:		530 HERMAN O. WEST DRIVE
    		CITY:			EXTON
    		STATE:			PA
    		ZIP:			19341
    		BUSINESS PHONE:		6105942900

    	MAIL ADDRESS:
    		STREET 1:		530 HERMAN O. WEST DRIVE
    		CITY:			EXTON
    		STATE:			PA
    		ZIP:			19341

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	WEST CO INC
    		DATE OF NAME CHANGE:	19990405
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>ARS
    <SEQUENCE>1
    <FILENAME>tm237984d2_ars.pdf
    <DESCRIPTION>ARS
    <TEXT>
    Document 1 - file: tm237984d2_ars.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>