DARK FOREST CAPITAL MANAGEMENT LP
Position in WST — West Pharmaceutical Services Inc
CIK 1853322
NEW YORK, NY
Position in WST
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$1,256,859
-$4,281,984 QoQ
Shares Held
3,501
-82.6% QoQ
Ownership
0.005%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#389
of 827 holders
Holding Since
Jun 2021
9 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in WST Over Time
Shares Held
Position Value (USD)
Position in Medical Instruments & Supplies
Healthcare · as of Jun 30, 2026DARK FOREST CAPITAL MANAGEMENT LP holds $26,228,923 across 11 Medical Instruments & Supplies names. WST ranks #8 (4.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RMD |
Resmed Inc
|
26,089 | $5,084,224 | |
| 2 | ISRG |
Intuitive Surgical Inc
|
12,331 | $4,903,792 | |
| 3 | MMSI |
Merit Medical Systems Inc
|
64,052 | $4,441,365 | |
| 4 | XRAY |
DENTSPLY SIRONA Inc.
|
408,379 | $4,332,901 | |
| 5 | NVST |
Envista Holdings Corp
|
59,615 | $1,570,855 | |
| 6 | STAA |
Staar Surgical Co
|
51,621 | $1,481,006 | |
| 7 | AVTR |
Avantor, Inc.
|
130,438 | $1,291,336 | |
| 8 | WST |
West Pharmaceutical Services Inc
This page
|
3,501 | $1,256,859 |
All Filings in WST
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9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,256,859 | 3,501 | Shares | Sole | 2026-08-14 | |
| 2025-12-31 | $5,538,843 | 20,131 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $289,349 | 1,103 | Shares | Sole | 2025-11-17 | |
| 2025-03-31 | $660,446 | 2,950 | Shares | Sole | 2025-05-15 | |
| 2024-09-30 | $236,526 | 788 | Shares | Sole | 2024-11-14 | |
| 2023-03-31 | $6,582 | 19 | Shares | Sole | 2023-05-12 | |
| 2022-09-30 | $16,241 | 66 | Shares | Sole | 2022-11-14 | |
| 2021-12-31 | $63,316 | 135 | Shares | Sole | 2022-02-11 | |
| 2021-06-30 | $298,412 | 831 | Shares | Sole | 2021-08-16 | |
| No filing history on record for this holder in this stock. | ||||||