Position in RGEN
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$64,606,125
-$24,661,361 QoQ
Shares Held
548,346
+0.7% QoQ
Ownership
0.972%
of shares outstanding
% of Portfolio
0.20%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2022
15 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in RGEN Over Time
Shares Held
Position Value (USD)
Position in Medical Instruments & Supplies
Healthcare · as of Mar 31, 2026BAMCO INC /NY/ holds $227,051,207 across 6 Medical Instruments & Supplies names. RGEN ranks #1 (28.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RGEN |
Repligen Corp
This page
|
548,346 | $64,606,125 | |
| 2 | WST |
West Pharmaceutical Services Inc
|
199,750 | $50,065,340 | |
| 3 | ISRG |
Intuitive Surgical Inc
|
97,297 | $44,852,944 | |
| 4 | STVN |
Stevanato Group S.p.A.
|
2,500,438 | $34,381,022 | |
| 5 | COO |
Cooper Companies, Inc.
|
454,864 | $32,522,776 | |
| 6 | MDLN |
Medline Inc.
|
14,000 | $623,000 |
All Filings in RGEN
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15 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $64,606,125 | 548,346 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $89,267,486 | 544,779 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $51,018,898 | 381,678 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $34,135,220 | 274,443 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $26,080,255 | 204,969 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $23,063,074 | 160,227 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $24,855,767 | 167,019 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $21,747,114 | 172,514 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $70,126,121 | 381,286 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $80,147,288 | 445,758 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $72,951,243 | 458,784 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $50,787,110 | 359,021 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $37,203,182 | 220,974 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $1,456,066 | 8,600 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $1,272,348 | 6,800 | Shares | Defined | 2022-11-14 | |
| No filing history on record for this holder in this stock. | ||||||