PRICE T ROWE ASSOCIATES INC /MD/
Position in REGN — Regeneron Pharmaceuticals, Inc.
CIK 80255
BALTIMORE, MD
Position in REGN
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$1,682,444,460
+$177,454,650 QoQ
Shares Held
2,177,527
+11.7% QoQ
Ownership
2.08%
of shares outstanding
% of Portfolio
0.20%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 93.42497245728755.ToString("F0")%
Shared 0.ToString("F0")%
None 6.575027542712444.ToString("F0")%
Common Shares in REGN Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026PRICE T ROWE ASSOCIATES INC /MD/ holds $14,300,473,279 across 256 Biotechnology names. REGN ranks #2 (11.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ARGX |
Argenx SE
|
3,374,955 | $2,464,560,888 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
This page
|
2,177,527 | $1,682,444,460 | |
| 3 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
1,760,122 | $785,964,877 | |
| 4 | INSM |
INSMED Inc
|
3,092,807 | $505,735,799 | |
| 5 | KYMR |
Kymera Therapeutics, Inc.
|
6,060,847 | $504,807,946 | |
| 6 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
1,432,748 | $474,053,330 | |
| 7 | ASND |
Ascendis Pharma A/S
|
1,530,345 | $350,035,811 | |
| 8 | RVMD |
Revolution Medicines, Inc.
|
3,232,213 | $314,332,713 |
All Filings in REGN
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,682,444,460 | 2,177,527 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $1,504,989,810 | 1,949,797 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $452,576,745 | 804,910 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $402,383,100 | 766,444 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $1,379,466,739 | 2,175,026 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $1,485,526,461 | 2,085,447 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $1,340,649,525 | 1,275,303 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $980,478,559 | 932,874 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $868,755,985 | 902,613 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $630,657,891 | 718,052 | Shares | Sole | 2024-02-16 | |
| 2023-09-30 | $1,825,049,588 | 2,217,665 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $1,618,341,055 | 2,252,263 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $1,789,787,886 | 2,178,232 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $1,243,648,185 | 1,723,722 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $1,205,908,955 | 1,750,561 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $1,001,556,288 | 1,694,308 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $614,847,761 | 880,341 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $576,738,797 | 913,255 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $490,098,971 | 809,840 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $460,708,367 | 824,844 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $408,198,223 | 862,743 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $419,338,996 | 867,999 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $511,634,441 | 913,992 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $700,599,678 | 1,123,386 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $491,870,630 | 1,007,333 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||