West Pharmaceutical Services, Inc.

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TickerWST

Sector · IndustryHealthcareMedical Instruments & Supplies

13D/G

SecurityCommon Stock · US

CUSIP955306105

Ask AIAsk AI about WST

WST institutional ownership changes in Q2 2026: 160 institutions opened or added positions, 139 trimmed or exited. WST (West Pharmaceutical Services, Inc.) is held by 290 institutional investors as of Q2 2026. Top institutional shareholders: BlackRock, Inc. ($2.4B), Vanguard Capital Management LLC ($1.7B), Vanguard Portfolio Management LLC ($1.4B). Net institutional sentiment: Mixed.

290

Holders

(21 Elite)

$22.7B

Total Value

54% (299)

Consensus

160 buying - 139 selling

Fund holdings as of Jun 30, 2026

Smart Money Verdict

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Institutional (13F)59

Insider (Form 4)51

Activist (13D/13G)45

Congressional (STOCK Act)53

Holder Quality

33

★★★★★

Elite

61

★★★★

Strong

41

★★★

Solid

79

★★

Below

78

★

Weak

Held by 290 funds

21 elite

Who's Trading

Latest move

Source dates: Price Nov 5, 2026 · Insiders Sep 15, 2026 · Activists Nov 5, 2026 · Congress Aug 13, 2025

ActivistActFMR LLC8.5%Nov 5, 2026

InsiderInsFFFavorite Annette FExercise 3K shSep 15, 2026

InsiderInsFFFavorite Annette FSell $921KSep 15, 2026

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Top Holders

FundsInsidersCongressActivists

Holdings (290)History

AllNewIncreasedHeldDecreasedExitedFirst report

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Decreased	6.7M(-2.7%)	$2.4B	0.0%	+37.15%	0
VAVanguard Capital Management LLC	Decreased	4.6M(-1.5%)	$1.7B	0.0%	+62.61%	0
VPVanguard Portfolio Management LLC	Decreased	4M(-1.9%)	$1.4B	0.1%	+62.61%	0
FMR LLC	Increased	3.6M(+186.0%)	$1.3B	0.1%	+26.35%	51
State Street Corp.	Increased	3.3M(+1.7%)	$1.2B	0.0%	+125.24%	32
Artisan Partners Limited Partnership	Decreased	2.4M(-9.3%)	$865.8M	1.4%	+41.81%	0
Bank of New York Mellon Corp	Decreased	2M(-17.1%)	$733.7M	0.1%	+66.96%	0
Generation Investment Management LLP	Decreased	2M(-9.6%)	$728.2M	7.1%	+67.80%	0
Geode Capital Management, LLC	Decreased	1.9M(-0.5%)	$680.6M	0.0%	+100.58%	0
Morgan Stanley	Increased	1.6M(+8.5%)	$568.1M	0.0%	+38.50%	34
JPMorgan Chase & Co.	Increased	1.2M(+11.6%)	$413M	0.0%	+49.85%	35
Brown Advisory Inc.	Decreased	1.1M(-19.8%)	$386M	0.6%	+50.05%	0
Longview Partners (Guernsey) LTD	Decreased	1M(-21.4%)	$371.1M	6.0%	+52.07%	0
Invesco Ltd.	Decreased	1M(-4.4%)	$362.5M	0.0%	+47.87%	0
UBS Asset Management Americas LLC	Decreased	884,865(-2.0%)	$317.7M	0.1%	+54.29%	0
Goldman Sachs Group Inc.	Increased	814,772(+12.0%)	$292.5M	0.0%	+43.78%	35
KAKayne Anderson Rudnick Investment Management LLC	Decreased	760,622(-11.4%)	$273.1M	0.8%	+58.77%	0
TD Asset Management Inc.	Decreased	731,054(-4.9%)	$262.4M	0.2%	+42.90%	0
Northern Trust Corp.	Decreased	709,421(-3.0%)	$254.7M	0.0%	+107.71%	0
Capital Research Global Investors	Increased	609,221(+0.9%)	$218.7M	0.0%	+62.01%	31

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WSTWest Pharmaceutical Services, Inc.

1M3M6M1Y3Y5Y

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Questions investors ask about WST

Who owns WST?

290 institutional investors held WST on June 30, 2026, led by BlackRock, Inc. ($2.4B), Vanguard Capital Management LLC ($1.7B) and Vanguard Portfolio Management LLC ($1.4B).

How many hedge funds hold WST?

290 institutional investors reported WST in their 13F filings for the quarter ended June 30, 2026, $22.7B in all. 21 of them are rated Elite.

Are institutions buying or selling WST?

Buying, on balance. In Q2 2026, 160 institutions opened or added to positions in WST and 139 institutions trimmed or exited.

High Conviction Moves-Smart Money Convergence-Fund Consensus-Double-Down Detection

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer