West Pharmaceutical Services Inc

WST

Exchange: NYSE
Industry: Surgical & Medical Instruments & Apparatus
SEC CIK: 0000105770

SEC filings (opens in a new tab)

In the last 90 days, West Pharmaceutical Services Inc insiders filed 0 open-market purchases and 2 sales; 834 institutions reported holding it in 13F filings for Q2 2026, worth $25.2B in total; Gates Foundation Trust is the only superinvestor holding it.

13F holders, Q1 2021

Institutional positions in West Pharmaceutical Services Inc as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders: 591; No complete 13F data for Q4 2020
Shares held: 68.7M; No complete 13F data for Q4 2020
Total value: $19.3B; No complete 13F data for Q4 2020

Holders and value by quarter

Institutions reporting WST on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2021: 591 institutions

Value heldQ1 2021: $19.3B

Institutions holding WST and their total value by quarter
Quarter	Holders	Value
Q2 2026	834	$25.2B
Q1 2026	755	$17.8B
Q4 2025	804	$19.1B
Q3 2025	758	$18.0B
Q2 2025	733	$15.3B
Q1 2025	715	$15.6B
Q4 2024	747	$22.9B
Q3 2024	733	$20.5B
Q2 2024	778	$22.4B
Q1 2024	778	$27.0B
Q4 2023	784	$24.1B
Q3 2023	759	$25.8B
Q2 2023	735	$26.0B
Q1 2023	698	$24.0B
Q4 2022	638	$16.3B
Q3 2022	638	$16.9B
Q2 2022	657	$20.6B
Q1 2022	718	$28.2B
Q4 2021	731	$32.2B
Q3 2021	672	$28.5B
Q2 2021	641	$24.7B
Q1 2021	591	$19.3B

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding West Pharmaceutical Services Inc.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding WST in Q1 2021
Institution	Shares	Value	% of portfolio	Change in shares	Action
Edgestream Partners, L.P.	16,893	$4.76M	0.27%	–	–
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund	17,054	$4.80M	0.04%	–	–
Crossmark Global Holdings, Inc.	17,149	$4.83M	0.12%	–	–
Nissay Asset Management Corp	17,169	$4.84M	0.05%	–	–
Security Asset Management	17,282	$4.87M	2.00%	–	–
Jennison Associates LLC	17,344	$4.89M	0.00%	–	–
Illinois Municipal Retirement Fund	17,410	$4.91M	0.22%	–	–
Summit Global Investments	17,482	$4.93M	0.32%	–	–
MetLife Investment Management	17,659	$4.98M	0.05%	–	–
Shell Asset Management Co	17,723	$4.99M	0.10%	–	–
Handelsbanken Fonder AB	17,828	$5.02M	0.03%	–	–
Commerce Bank	18,122	$5.11M	0.04%	–	–
LPL Financial LLC	18,642	$5.25M	0.01%	–	–
Swedbank AB	18,836	$5.31M	0.01%	–	–
Two Sigma Investments, LP	18,888	$5.32M	0.02%	–	–
State of Michigan Retirement System	19,060	$5.37M	0.03%	–	–
Glenmede Trust Co NA	19,355	$5.45M	0.03%	–	–
Susquehanna International Group, LLP	20,086	$5.66M	0.01%	–	–
Navellier & Associates Inc	20,934	$5.90M	1.06%	–	–
Arizona State Retirement System	21,315	$6.01M	0.05%	–	–
Ensign Peak Advisors, Inc	21,487	$6.05M	0.01%	–	–
Storebrand Asset Management AS	22,235	$6.27M	0.03%	–	–
Royal London Asset Management Ltd	22,274	$6.28M	0.03%	–	–
Zacks Investment Management	22,537	$6.35M	0.11%	–	–
Voloridge Investment Management, LLC	22,662	$6.39M	0.05%	–	–
Candriam Luxembourg S.C.A.	24,620	$6.70M	0.06%	–	–
American International Group, Inc.	24,333	$6.86M	0.03%	–	–
Whittier Trust Co	24,334	$6.86M	0.13%	–	–
Trillium Asset Management, LLC	24,780	$6.98M	0.22%	–	–
Bank of Nova Scotia	25,197	$7.10M	0.01%	–	–
Natixis	25,332	$7.14M	0.02%	–	–
RK Capital Management, LLC	25,535	$7.20M	1.43%	–	–
BNP Paribas Arbitrage, SA	25,537	$7.20M	0.02%	–	–
Man Group plc	25,670	$7.23M	0.03%	–	–
Hantz Financial Services, Inc.	25,757	$7.26M	0.30%	–	–
DekaBank Deutsche Girozentrale	26,355	$7.31M	0.02%	–	–
Los Angeles Capital Management LLC	25,980	$7.32M	0.03%	–	–
Retirement Systems of Alabama	27,640	$7.79M	0.03%	–	–
Treasurer of the State of North Carolina	28,048	$7.90M	0.05%	–	–
Rock Springs Capital Management LP	28,500	$8.03M	0.18%	–	–
Oregon Public Employees Retirement Fund	28,954	$8.16M	0.10%	–	–
Aviva PLC	29,091	$8.20M	0.04%	–	–
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main	29,386	$8.28M	0.02%	–	–
Achmea Investment Management B.V.	29,545	$8.32M	0.29%	–	–
Nomura Asset Management Co Ltd	30,298	$8.54M	0.05%	–	–
Mirabella Financial Services LLP	31,947	$9.00M	2.82%	–	–
Korea Investment CORP	32,300	$9.10M	0.03%	–	–
Andra AP-fonden	32,500	$9.16M	0.20%	–	–
Comerica Bank	29,171	$9.44M	0.06%	–	–
Jane Street Group, LLC	33,751	$9.51M	0.03%	–	–
NFJ Investment Group, LLC	33,951	$9.57M	0.19%	–	–
Asset Management One Co.,Ltd.	35,616	$10.0M	0.04%	–	–
Pictet Asset Management Ltd	36,800	$10.4M	0.01%	–	–
QS Investors, LLC	36,865	$10.4M	0.12%	–	–
State of Alaska, Department of Revenue	36,906	$10.4M	0.11%	–	–
Nordea Investment Management AB	37,594	$10.5M	0.02%	–	–
Toronto Dominion Bank	37,157	$10.5M	0.02%	–	–
BNP PARIBAS ASSET MANAGEMENT Holding S.A.	37,358	$10.5M	0.04%	–	–
US Bancorp	38,223	$10.8M	0.02%	–	–
Forsta Ap-Fonden	39,600	$11.2M	0.16%	–	–
British Columbia Investment Management Corp	40,114	$11.3M	0.08%	–	–
Advisor Group Holdings, Inc.	40,718	$11.5M	0.03%	–	–
Kistler-Tiffany Companies, LLC	42,450	$12.0M	3.09%	–	–
AMP Capital Investors Ltd	42,827	$12.1M	0.06%	–	–
Grace & White Inc	43,590	$12.3M	2.35%	–	–
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.	45,527	$12.8M	0.08%	–	–
State of New Jersey Common Pension Fund D	45,826	$12.9M	0.05%	–	–
Point72 Asset Management, L.P.	46,857	$13.2M	0.07%	–	–
Westpac Banking Corp	47,570	$13.4M	0.15%	–	–
Janney Montgomery Scott LLC	47,823	$13.5M	0.07%	–	–
Voya Investment Management LLC	47,933	$13.5M	0.03%	–	–
Azimuth Capital Management LLC	47,951	$13.5M	0.64%	–	–
State of Wisconsin Investment Board	48,029	$13.5M	0.03%	–	–
Bridgewater Associates, LP	48,495	$13.7M	0.12%	–	–
Public Employees Retirement System of Ohio	49,250	$13.9M	0.06%	–	–
Chevy Chase Trust Holdings, Inc.	49,734	$14.0M	0.05%	–	–
Keybank National Association	50,294	$14.2M	0.07%	–	–
Epoch Investment Partners, Inc.	50,736	$14.3M	0.07%	–	–
Oppenheimer Asset Management Inc.	51,445	$14.5M	0.22%	–	–
Captrust Financial Advisors	51,997	$14.7M	0.16%	–	–
Acadian Asset Management LLC	52,098	$14.7M	0.06%	–	–
Hoover Financial Advisors, Inc.	45,535	$15.3M	2.86%	–	–
Adage Capital Partners GP, L.L.C.	55,807	$15.7M	0.03%	–	–
McCollum Christoferson Group LLC	56,538	$15.9M	4.05%	–	–
Natixis Advisors, L.P.	56,917	$16.0M	0.08%	–	–
Virginia Retirement Systems Et Al	58,600	$16.5M	0.16%	–	–
Mitsubishi UFJ Trust & Banking Corp	59,059	$16.6M	0.04%	–	–
Nisa Investment Advisors, LLC	60,221	$17.0M	0.11%	–	–
Eaton Vance Management	60,817	$17.1M	0.03%	–	–
Truist Financial Corp	62,348	$17.6M	0.03%	–	–
M&T Bank Corp	62,646	$17.7M	0.08%	–	–
Railway Pension Investments Ltd	67,200	$18.9M	0.18%	–	–
RMB Capital Management, LLC	68,507	$19.3M	0.71%	–	–
Bank of Montreal	66,470	$19.4M	0.01%	–	–
Macquarie Group Ltd	69,746	$19.7M	0.03%	–	–
Raymond James & Associates	72,800	$20.5M	0.02%	–	–
First Trust Advisors LP	74,490	$21.0M	0.03%	–	–
Skandinaviska Enskilda Banken AB (publ)	79,853	$22.5M	0.15%	–	–
Stifel Financial Corp	79,917	$22.5M	0.04%	–	–
Smith Asset Management Group LP	84,965	$24.0M	1.27%	–	–