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West Pharmaceutical

802 hedge funds and large institutions have $19.1B invested in West Pharmaceutical in 2025 Q4 according to their latest regulatory filings, with 114 funds opening new positions, 269 increasing their positions, 290 reducing their positions, and 55 closing their positions.

New
Increased
Maintained
Reduced
Closed

107% more first-time investments, than exits

New positions opened: 114 | Existing positions closed: 55

63% more call options, than puts

Call options by funds: $38.9M | Put options by funds: $23.8M

33% more funds holding in top 10

Funds holding in top 10: 34 (+1)

6% more capital invested

Capital invested by funds: $18B → $19.1B (+$1.11B)

6% more funds holding

Funds holding: 756802 (+46)

1.12% more ownership

Funds ownership: 95.64%96.76% (+1.1%)

7% less repeat investments, than reductions

Existing positions increased: 269 | Existing positions reduced: 290

Holders
802
Holders Change
+46
Holders Change %
+6.08%
% of All Funds
9.76%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.05%
New
114
Increased
269
Reduced
290
Closed
55
Calls
$38.9M
Puts
$23.8M
Net Calls
+$15.1M
Net Calls Change
-$34.3M
Name Holding Trade Value Shares
Change
Change in
Stake
ERSOT
251
Employees Retirement System of Texas
Texas
$3.57M +$210K +766 +6%
Robeco Institutional Asset Management
252
Robeco Institutional Asset Management
Netherlands
$3.54M +$1.76M +6,433 +100%
BCIM
253
British Columbia Investment Management
British Columbia, Canada
$3.5M +$658K +2,404 +23%
FAMI
254
Fideuram Asset Management (Ireland)
$3.46M +$3.4M +12,436 New
SF
255
Summit Financial
New Jersey
$3.45M -$204K -745 -6%
MML Investors Services
256
MML Investors Services
Massachusetts
$3.39M -$346K -1,264 -9%
QT
257
Quantbot Technologies
New York
$3.31M +$3.29M +12,024 New
MF
258
Magnetar Financial
Illinois
$3.28M +$3.26M +11,918 New
CHAM
259
Clear Harbor Asset Management
Connecticut
$3.27M -$313K -1,145 -9%
URS
260
Utah Retirement Systems
Utah
$3.25M
EGM
261
Engineers Gate Manager
New York
$3.14M +$2.38M +8,692 +318%
VPIM
262
Vanguard Personalized Indexing Management
California
$3.09M +$4.38K +16 +0.1%
IMPI
263
Ilmarinen Mutual Pension Insurance
Finland
$3.03M +$3.01M +11,000 New
MYAM
264
Meiji Yasuda Asset Management
Japan
$3.03M +$49.8K +182 +2%
PFSRSONJ
265
Police & Firemen's Retirement System of New Jersey
New Jersey
$3.02M -$148K -541 -5%
X
266
Xponance
Pennsylvania
$3M +$178K +652 +6%
YIH
267
Y-Intercept (HK)
Hong Kong
$2.93M +$2.92M +10,667 New
EMPI
268
Elo Mutual Pension Insurance
Finland
$2.91M +$2.89M +10,578 New
Acadian Asset Management
269
Acadian Asset Management
Massachusetts
$2.91M +$52K +190 +2%
Swedbank
270
Swedbank
Sweden
$2.87M
NYLIM
271
New York Life Investment Management
New York
$2.86M -$19.7K -72 -0.7%
OAC
272
OMERS Administration Corp
Ontario, Canada
$2.84M +$2.1M +7,684 +291%
HCM
273
Hilton Capital Management
New York
$2.82M +$271K +992 +11%
TAF
274
Tredje AP-fonden
Sweden
$2.8M -$319K -1,168 -10%
WP
275
Woodline Partners
California
$2.78M -$66.2M -242,128 -96%