TWO SIGMA SECURITIES, LLC
Broker-DealerPosition in WST — West Pharmaceutical Services Inc
CIK 1450144
NEW YORK, NY
Position in WST
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$634,620
-$642,515 QoQ
Shares Held
2,532
-56.6% QoQ
Ownership
0.004%
of shares outstanding
% of Portfolio
0.12%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2022
9 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in WST Over Time
Shares Held
Position Value (USD)
Derivatives in WST
reported options exposure · as of Sep 30, 2024CallValue
$840,448
CallShares
2,800
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Medical Instruments & Supplies
Healthcare · as of Mar 31, 2026TWO SIGMA SECURITIES, LLC holds $1,758,491 across 8 Medical Instruments & Supplies names. WST ranks #1 (36.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | WST |
West Pharmaceutical Services Inc
This page
|
2,532 | $634,620 | |
| 2 | BAX |
Baxter International Inc
|
31,064 | $521,875 | |
| 3 | XRAY |
DENTSPLY SIRONA Inc.
|
25,155 | $291,798 | |
| 4 | ISRG |
Intuitive Surgical Inc
|
567 | $261,381 | |
| 5 | BNGO |
Bionano Genomics, Inc.
|
18,056 | $21,125 | |
| 6 | ZTEK |
Zentek Ltd.
|
28,806 | $15,267 | |
| 7 | FEMY |
Femasys Inc
|
14,869 | $6,244 | |
| 8 | MLSS |
Milestone Scientific Inc.
|
21,315 | $6,181 |
All Filings in WST
Export CSV
12 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $634,620 | 2,532 | Shares | Sole | 2026-05-15 | |
| 2025-06-30 | $1,277,135 | 5,837 | Shares | Sole | 2025-08-14 | |
| 2024-09-30 | $440,034 | 1,466 | Shares | Sole | 2024-11-14 | |
| 2024-09-30 | $840,448 | 2,800 | Call | Sole | 2024-11-14 | |
| 2024-06-30 | $450,934 | 1,369 | Shares | Sole | 2024-08-14 | |
| 2024-06-30 | $362,329 | 1,100 | Put | Sole | 2024-08-14 | |
| 2024-03-31 | $398,875 | 1,008 | Shares | Sole | 2024-05-15 | |
| 2024-03-31 | $276,997 | 700 | Call | Sole | 2024-05-15 | |
| 2023-12-31 | $445,431 | 1,265 | Shares | Sole | 2024-02-14 | |
| 2023-03-31 | $453,529 | 1,309 | Shares | Sole | 2023-05-15 | |
| 2022-09-30 | $707,726 | 2,876 | Shares | Sole | 2022-11-14 | |
| 2022-03-31 | $268,193 | 653 | Shares | Sole | 2022-05-16 | |
| No filing history on record for this holder in this stock. | ||||||