Position in REGN
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$14,341,420
+$14,068,679 QoQ
Shares Held
23,000
+6415.6% QoQ
Ownership
0.022%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#246
of 1,322 holders
Holding Since
Jun 2020
24 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in REGN Over Time
Shares Held
Position Value (USD)
Derivatives in REGN
reported options exposure · as of Jun 30, 2026CallValue
$0
CallShares
0
PutValue
$79,189,580
PutShares
127,000
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, 2026MARSHALL WACE, LLP holds $3,014,740,742 across 267 Biotechnology names. REGN ranks #54 (0.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
543,897 | $270,169,956 | |
| 2 | INCY |
Incyte Corp
|
1,310,154 | $148,519,056 | |
| 3 | RPRX |
Royalty Pharma plc
|
2,450,669 | $137,409,009 | |
| 4 | SYRE |
Spyre Therapeutics, Inc.
|
991,693 | $88,042,503 | |
| 5 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
259,799 | $78,207,292 | |
| 6 | TVTX |
Travere Therapeutics, Inc.
|
1,333,207 | $75,739,488 | |
| 7 | MANE |
Veradermics, Inc
|
585,560 | $71,988,746 | |
| 8 | DFTX |
Definium Therapeutics, Inc.
|
1,298,946 | $61,102,419 |
All Filings in REGN
Export CSV
31 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $14,341,420 | 23,000 | Shares | Other | 2026-08-13 | |
| 2026-06-30 | $79,189,580 | 127,000 | Put | Other | 2026-08-13 | |
| 2026-03-31 | $272,741 | 353 | Shares | Other | 2026-05-15 | |
| 2025-12-31 | $77,187 | 100 | Call | Other | 2026-02-13 | |
| 2025-12-31 | $369,379,159 | 478,551 | Shares | Other | 2026-02-13 | |
| 2025-09-30 | $217,533,266 | 386,884 | Shares | Other | 2025-11-13 | |
| 2025-09-30 | $449,816 | 800 | Put | Other | 2025-11-13 | |
| 2025-09-30 | $787,178 | 1,400 | Call | Other | 2025-11-13 | |
| 2025-06-30 | $125,952,225 | 239,909 | Shares | Other | 2025-08-13 | |
| 2025-03-31 | $23,149,395 | 36,500 | Call | Other | 2025-05-15 | |
| 2025-03-31 | $887,922 | 1,400 | Shares | Other | 2025-05-15 | |
| 2024-12-31 | $90,750,842 | 127,400 | Shares | Other | 2025-02-13 | |
| 2024-09-30 | $140,870,364 | 134,004 | Shares | Other | 2024-11-14 | |
| 2024-06-30 | $61,877,289 | 58,873 | Shares | Other | 2024-08-14 | |
| 2024-03-31 | $192,870,483 | 200,387 | Shares | Other | 2024-05-15 | |
| 2023-12-31 | $83,021,239 | 94,526 | Shares | Other | 2024-02-14 | |
| 2023-09-30 | $86,638,759 | 105,277 | Shares | Other | 2023-11-14 | |
| 2023-06-30 | $103,116,237 | 143,508 | Shares | Other | 2023-08-14 | |
| 2023-03-31 | $74,605,991 | 90,798 | Shares | Other | 2023-05-15 | |
| 2022-12-31 | $6,998,453 | 9,700 | Shares | Other | 2023-02-14 | |
| 2022-09-30 | $2,827,811 | 4,105 | Shares | Other | 2022-11-14 | |
| 2022-06-30 | $30,771,271 | 52,055 | Shares | Other | 2022-08-15 | |
| 2022-03-31 | $2,700,790 | 3,867 | Shares | Other | 2022-05-16 | |
| 2021-12-31 | $81,483,761 | 129,028 | Shares | Other | 2022-02-14 | |
| 2021-09-30 | $62,921,774 | 103,972 | Shares | Sole | 2021-11-15 | |
| 2021-09-30 | $8,412,002 | 13,900 | Call | Sole | 2021-11-15 | |
| 2021-09-30 | $1,391,914 | 2,300 | Put | Sole | 2021-11-15 | |
| 2021-06-30 | $40,467,340 | 72,452 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $8,548,693 | 18,068 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $1,265,748 | 2,620 | Shares | Sole | 2021-02-16 | |
| 2020-06-30 | $8,275,835 | 13,270 | Shares | Sole | 2020-08-13 | |
| No filing history on record for this holder in this stock. | ||||||