Position in REGN
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$1,343,620
-$22,730,232 QoQ
Shares Held
1,739
-94.4% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2022
9 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in REGN Over Time
Shares Held
Position Value (USD)
Derivatives in REGN
reported options exposure · as of Dec 31, 2025CallValue
$0
CallShares
0
PutValue
$23,156,100
PutShares
30,000
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 Mar 31, 2026Marex Group plc holds $67,081,190 across 58 Biotechnology names. REGN ranks #8 (2.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | SANA |
Sana Biotechnology, Inc.
|
3,999,100 | $11,517,408 | |
| 2 | TGTX |
Tg Therapeutics, Inc.
|
278,343 | $9,246,553 | |
| 3 | NTLA |
Intellia Therapeutics, Inc.
|
623,600 | $7,994,552 | |
| 4 | CRSP |
CRISPR Therapeutics AG
|
134,097 | $6,378,994 | |
| 5 | DNLI |
Denali Therapeutics Inc.
|
287,000 | $5,510,400 | |
| 6 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
7,368 | $3,290,106 | |
| 7 | MRNA |
Moderna, Inc.
|
63,622 | $3,231,997 | |
| 8 | REGN |
Regeneron Pharmaceuticals, Inc.
This page
|
1,739 | $1,343,620 |
All Filings in REGN
Export CSV
12 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,343,620 | 1,739 | Shares | Defined | 2026-05-13 | |
| 2025-12-31 | $23,156,100 | 30,000 | Put | Defined | 2026-02-12 | |
| 2025-12-31 | $24,073,852 | 31,189 | Shares | Defined | 2026-02-12 | |
| 2025-09-30 | $28,113,500 | 50,000 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $28,652,154 | 50,958 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $27,002,325 | 51,433 | Shares | Defined | 2025-08-19 | |
| 2025-06-30 | $26,250,000 | 50,000 | Put | Defined | 2025-08-19 | |
| 2025-03-31 | $44,946,611 | 70,868 | Shares | Defined | 2026-04-02 | |
| 2024-12-31 | $50,051,866 | 70,265 | Shares | Defined | 2026-04-02 | |
| 2024-09-30 | $37,006,801 | 35,203 | Shares | Defined | 2026-04-07 | |
| 2023-12-31 | $22,146,960 | 25,216 | Shares | Defined | 2026-04-02 | |
| 2022-12-31 | $238,091 | 330 | Shares | Defined | 2026-04-02 | |
| No filing history on record for this holder in this stock. | ||||||