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Balyasny Asset Management L.P.

Position in REGN — Regeneron Pharmaceuticals, Inc.

CIK 1218710 Chicago, IL

Position in REGN

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$5,881,229
+$4,718,406 QoQ
Shares Held
9,432
+526.7% QoQ
Ownership
0.009%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#369
of 1,322 holders
Holding Since
Sep 2020
19 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in REGN Over Time

Shares Held

Position Value (USD)

Derivatives in REGN

reported options exposure · as of Jun 30, 2026
CallValue
$3,180,054
CallShares
5,100
PutValue
$5,611,860
PutShares
9,000

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, 2026

Balyasny Asset Management L.P. holds $2,350,910,046 across 177 Biotechnology names. REGN ranks #83 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in REGN

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,180,054 5,100
2026-06-30 $5,611,860 9,000
2026-06-30 $5,881,229 9,432
2026-03-31 $772,640 1,000
2026-03-31 $1,162,823 1,505
2026-03-31 $1,313,488 1,700
2025-12-31 $29,022,312 37,600
2025-12-31 $9,262,440 12,000
2025-12-31 $52,938,703 68,585
2025-09-30 $17,767,732 31,600
2025-09-30 $4,160,798 7,400
2025-09-30 $10,599,914 18,852
2025-06-30 $7,770,000 14,800
2025-06-30 $23,362,500 44,500
2025-06-30 $80,553,900 153,436
2025-03-31 $35,136,342 55,400
2025-03-31 $21,263,829 33,527
2024-12-31 $20,508,693 28,791
2024-12-31 $41,386,373 58,100
2024-12-31 $997,262 1,400
2024-09-30 $4,415,208 4,200
2024-09-30 $8,500,326 8,086
2024-09-30 $67,910,104 64,600
2024-06-30 $71,995,555 68,500
2024-06-30 $2,417,369 2,300
2024-06-30 $7,857,500 7,476
2024-03-31 $60,444,372 62,800
2024-03-31 $577,494 600
2024-03-31 $9,241,828 9,602
2023-12-31 $36,882,031 41,993
2023-12-31 $59,548,062 67,800
2023-09-30 $1,586,666 1,928
2023-09-30 $8,558,784 10,400
2023-09-30 $4,608,576 5,600
2023-06-30 $4,023,824 5,600
2023-06-30 $1,863,173 2,593
2023-06-30 $7,832,086 10,900
2023-03-31 $4,601,352 5,600
2023-03-31 $6,573,360 8,000
2022-12-31 $24,138,890 33,457
2022-12-31 $5,771,920 8,000
2022-12-31 $4,040,344 5,600
2022-09-30 $3,926,559 5,700
2022-09-30 $4,615,429 6,700
2022-06-30 $827,582 1,400
2022-06-30 $827,582 1,400
2022-06-30 $47,741,431 80,763
2021-06-30 $37,376,938 66,919
2021-06-30 $15,303,996 27,400
2021-06-30 $893,664 1,600