Position in REGN
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$2,521,896
-$141,054 QoQ
Shares Held
3,264
-5.4% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 99.38725490196079.ToString("F0")%
Shared 0.ToString("F0")%
None 0.6127450980392157.ToString("F0")%
Common Shares in REGN Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026BROWN ADVISORY INC holds $209,016,512 across 24 Biotechnology names. REGN ranks #7 (1.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TECH |
BIO-TECHNE Corp
|
1,451,048 | $75,831,766 | |
| 2 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
133,953 | $44,321,027 | |
| 3 | CYTK |
Cytokinetics Inc
|
614,655 | $40,511,910 | |
| 4 | PCVX |
Vaxcyte, Inc.
|
511,701 | $29,734,945 | |
| 5 | INSM |
INSMED Inc
|
22,949 | $3,752,620 | |
| 6 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
7,653 | $3,417,370 | |
| 7 | REGN |
Regeneron Pharmaceuticals, Inc.
This page
|
3,264 | $2,521,896 | |
| 8 | HALO |
Halozyme Therapeutics, Inc.
|
36,225 | $2,341,221 |
All Filings in REGN
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $2,521,896 | 3,264 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $2,662,950 | 3,450 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $1,878,542 | 3,341 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $1,984,500 | 3,780 | Shares | Defined | 2025-08-13 | |
| 2025-03-31 | $2,707,527 | 4,269 | Shares | Defined | 2025-04-30 | |
| 2024-12-31 | $3,216,881 | 4,516 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $4,861,984 | 4,625 | Shares | Defined | 2024-11-13 | |
| 2024-06-30 | $4,899,900 | 4,662 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $4,474,615 | 4,649 | Shares | Defined | 2024-04-24 | |
| 2023-12-31 | $3,521,942 | 4,010 | Shares | Defined | 2024-02-08 | |
| 2023-09-30 | $3,356,853 | 4,079 | Shares | Defined | 2023-10-25 | |
| 2023-06-30 | $2,931,642 | 4,080 | Shares | Defined | 2023-07-31 | |
| 2023-03-31 | $3,543,861 | 4,313 | Shares | Defined | 2023-05-08 | |
| 2022-12-31 | $3,292,879 | 4,564 | Shares | Defined | 2023-02-13 | |
| 2022-09-30 | $3,194,289 | 4,637 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $1,750,925 | 2,962 | Shares | Defined | 2022-11-14 | |
| 2022-03-31 | $1,801,224 | 2,579 | Shares | Defined | 2022-11-14 | |
| 2021-12-31 | $1,645,108 | 2,605 | Shares | Sole | 2022-01-27 | |
| 2021-09-30 | $1,456,667 | 2,407 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $1,342,728 | 2,404 | Shares | Sole | 2021-07-29 | |
| 2021-03-31 | $1,083,489 | 2,290 | Shares | Sole | 2021-05-14 | |
| 2020-12-31 | $1,101,973 | 2,281 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $1,528,757 | 2,731 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $1,700,692 | 2,727 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $1,314,963 | 2,693 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||