O'SHAUGHNESSY ASSET MANAGEMENT, LLC
Position in REGN — Regeneron Pharmaceuticals, Inc.
CIK 1423442
Stamford, CT
Position in REGN
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$5,863,770
-$4,378,345 QoQ
Shares Held
9,404
-29.1% QoQ
Ownership
0.009%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#372
of 1,327 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in REGN Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026O'SHAUGHNESSY ASSET MANAGEMENT, LLC holds $102,425,978 across 44 Biotechnology names. REGN ranks #7 (5.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
42,063 | $20,893,953 | |
| 2 | AUPH |
Aurinia Pharmaceuticals Inc.
|
567,492 | $9,630,339 | |
| 3 | PBYI |
Puma Biotechnology, Inc.
|
1,123,783 | $9,113,880 | |
| 4 | EXEL |
Exelixis, Inc.
|
124,709 | $6,785,416 | |
| 5 | JAZZ |
Jazz Pharmaceuticals plc
|
25,864 | $6,232,448 | |
| 6 | ARGX |
Argenx SE
|
6,450 | $5,984,116 | |
| 7 | REGN |
Regeneron Pharmaceuticals, Inc.
This page
|
9,404 | $5,863,770 | |
| 8 | RIGL |
Rigel Pharmaceuticals Inc
|
131,177 | $5,131,644 |
All Filings in REGN
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26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $5,863,770 | 9,404 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 | $10,242,115 | 13,256 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $8,100,775 | 10,495 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $3,929,705 | 6,989 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $2,673,825 | 5,093 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $4,579,774 | 7,221 | Shares | Sole | 2025-05-13 | |
| 2024-12-31 | $4,378,692 | 6,147 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $9,230,938 | 8,781 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $8,305,239 | 7,902 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $6,660,430 | 6,920 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 | $5,173,128 | 5,890 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $4,721,321 | 5,737 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $2,287,831 | 3,184 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $2,782,996 | 3,387 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $2,424,927 | 3,361 | Shares | Sole | 2023-02-10 | |
| 2022-09-30 | $2,074,187 | 3,011 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $952,310 | 1,611 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $909,342 | 1,302 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $485,638 | 769 | Shares | Defined | 2022-02-11 | |
| 2021-09-30 | $494,432 | 817 | Shares | Sole | 2021-11-10 | |
| 2021-06-30 | $313,340 | 561 | Shares | Sole | 2021-08-09 | |
| 2021-03-31 | $248,398 | 525 | Shares | Sole | 2021-05-14 | |
| 2020-12-31 | $298,561 | 618 | Shares | Sole | 2021-02-11 | |
| 2020-09-30 | $362,177 | 647 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $385,415 | 618 | Shares | Sole | 2020-08-13 | |
| 2020-03-31 | $42,969 | 88 | Shares | Sole | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||