Position in REGN
as of Jun 30, 2026
· filed Aug 7, 2026
Position Value
$5,682,635,520
-$1,230,742,442 QoQ
Shares Held
9,113,506
+1.9% QoQ
Ownership
8.85%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
#1
of 1,327 holders
Holding Since
Sep 2024
8 quarters on record
Voting authority
Sole 90%
Shared 0%
None 10%
Common Shares in REGN Over Time
Shares Held
Position Value (USD)
Derivatives in REGN
reported options exposure · as of Jun 30, 2025CallValue
$525,000
CallShares
1,000
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Biotechnology
Healthcare · as of Jun 30, 2026BlackRock, Inc. holds $85,016,936,299 across 474 Biotechnology names. REGN ranks #2 (6.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
24,109,373 | $11,975,848,839 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
This page
|
9,113,506 | $5,682,635,520 | |
| 3 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
10,907,675 | $3,283,537,392 | |
| 4 | RVMD |
Revolution Medicines, Inc.
|
13,695,790 | $2,564,947,540 | |
| 5 | MRNA |
Moderna, Inc.
|
30,599,409 | $2,142,876,602 | |
| 6 | INCY |
Incyte Corp
|
18,032,718 | $2,044,188,902 | |
| 7 | CYTK |
Cytokinetics Inc
|
20,094,362 | $1,711,838,691 | |
| 8 | ROIV |
Roivant Sciences Ltd.
|
48,236,091 | $1,707,075,250 |
All Filings in REGN
Export CSV
9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $5,682,635,520 | 9,113,506 | Shares | Sole | 2026-08-07 | |
| 2026-03-31 | $6,913,377,962 | 8,947,735 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $6,747,124,066 | 8,741,270 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $4,968,877,814 | 8,837,174 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $4,869,944,625 | 9,276,085 | Shares | Sole | 2025-08-12 | |
| 2025-06-30 | $525,000 | 1,000 | Call | Sole | 2025-08-12 | |
| 2025-03-31 | $5,661,060,860 | 8,925,880 | Shares | Sole | 2025-05-02 | |
| 2024-12-31 | $6,219,796,287 | 8,731,622 | Shares | Sole | 2025-02-07 | |
| 2024-09-30 | $8,914,790,614 | 8,480,262 | Shares | Sole | 2024-11-13 | |
| No filing history on record for this holder in this stock. | ||||||