McCollum Christoferson Group LLC
Position in WST — West Pharmaceutical Services Inc
CIK 1727573
AMHERST, NY
Position in WST
as of Jun 30, 2026
· filed Jul 13, 2026
Position Value
$23,041,697
+$6,598,210 QoQ
Shares Held
64,183
-2.2% QoQ
Ownership
0.091%
of shares outstanding
% of Portfolio
4.52%
of 13F equity value
Holder Rank
#5
of 97 holders
Holding Since
Mar 2020
26 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, 2026McCollum Christoferson Group LLC holds $24,097,133 across 2 Medical Instruments & Supplies names. WST ranks #1 (95.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | WST |
West Pharmaceutical Services Inc
This page
|
64,183 | $23,041,697 | |
| 2 | ATR |
Aptargroup, Inc.
|
8,430 | $1,055,436 |
All Filings in WST
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26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $23,041,697 | 64,183 | Shares | Sole | 2026-07-13 | |
| 2026-03-31 | $16,443,487 | 65,606 | Shares | Sole | 2026-04-10 | |
| 2025-12-31 | $11,304,402 | 41,086 | Shares | Sole | 2026-01-09 | |
| 2025-09-30 | $10,939,423 | 41,701 | Shares | Sole | 2025-11-17 | |
| 2025-06-30 | $9,546,900 | 43,633 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $9,770,347 | 43,641 | Shares | Sole | 2025-05-06 | |
| 2024-12-31 | $14,148,626 | 43,194 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $12,960,908 | 43,180 | Shares | Sole | 2024-10-16 | |
| 2024-06-30 | $14,379,191 | 43,654 | Shares | Sole | 2024-07-30 | |
| 2024-03-31 | $17,946,635 | 45,353 | Shares | Sole | 2024-04-26 | |
| 2023-12-31 | $16,083,433 | 45,676 | Shares | Sole | 2024-01-19 | |
| 2023-09-30 | $17,354,963 | 46,254 | Shares | Sole | 2023-11-08 | |
| 2023-06-30 | $18,335,611 | 47,940 | Shares | Sole | 2023-07-28 | |
| 2023-03-31 | $16,977,030 | 49,000 | Shares | Sole | 2023-05-02 | |
| 2022-12-31 | $11,762,793 | 49,980 | Shares | Sole | 2023-02-07 | |
| 2022-09-30 | $12,232,390 | 49,709 | Shares | Sole | 2022-11-01 | |
| 2022-06-30 | $15,054,699 | 49,789 | Shares | Sole | 2022-08-10 | |
| 2022-03-31 | $20,609,838 | 50,181 | Shares | Sole | 2022-05-10 | |
| 2021-12-31 | $23,857,131 | 50,867 | Shares | Sole | 2022-02-09 | |
| 2021-09-30 | $21,958,482 | 51,723 | Shares | Sole | 2021-10-13 | |
| 2021-06-30 | $19,527,139 | 54,378 | Shares | Sole | 2021-07-14 | |
| 2021-03-31 | $15,931,277 | 56,538 | Shares | Sole | 2021-04-22 | |
| 2020-12-31 | $16,677,893 | 58,868 | Shares | Sole | 2021-01-22 | |
| 2020-09-30 | $16,880,784 | 61,407 | Shares | Sole | 2020-10-22 | |
| 2020-06-30 | $14,512,528 | 63,884 | Shares | Sole | 2020-07-31 | |
| 2020-03-31 | $10,063,572 | 66,099 | Shares | Sole | 2020-04-13 | |
| No filing history on record for this holder in this stock. | ||||||