Skip to main content

Walleye Capital LLC

Position in REGN — Regeneron Pharmaceuticals, Inc.

CIK 1758720 NEW YORK, NY

Position in REGN

as of Jun 30, 2026 · filed Aug 3, 2026
Position Value
$14,089,509
+$10,981,951 QoQ
Shares Held
22,596
+461.8% QoQ
Ownership
0.022%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
#246
of 1,297 holders
Holding Since
Mar 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
$62,354
CallShares
100
PutValue
$187,062
PutShares
300

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

Walleye Capital LLC holds $328,313,978 across 124 Biotechnology names. REGN ranks #5 (4.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 REGN
Regeneron Pharmaceuticals, Inc.
This page
22,596 $14,089,509

All Filings in REGN

Export CSV
49 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $14,089,509 22,596
2026-06-30 $187,062 300
2026-06-30 $62,354 100
2026-03-31 $927,168 1,200
2026-03-31 $386,320 500
2026-03-31 $3,107,558 4,022
2025-12-31 $9,571,188 12,400
2025-12-31 $2,933,106 3,800
2025-12-31 $27,401,385 35,500
2025-09-30 $2,080,399 3,700
2025-09-30 $49,184,005 87,474
2025-09-30 $3,092,485 5,500
2025-06-30 $32,429,775 61,771
2025-06-30 $4,410,000 8,400
2025-06-30 $5,617,500 10,700
2025-03-31 $5,198,149 8,196
2025-03-31 $3,551,688 5,600
2025-03-31 $3,868,803 6,100
2024-12-31 $5,841,106 8,200
2024-12-31 $10,328,785 14,500
2024-12-31 $7,176,012 10,074
2024-09-30 $11,248,268 10,700
2024-09-30 $7,639,361 7,267
2024-09-30 $8,515,044 8,100
2024-06-30 $15,975,656 15,200
2024-06-30 $5,150,047 4,900
2024-06-30 $8,513,343 8,100
2024-03-31 $19,057,302 19,800
2024-03-31 $4,307,142 4,475
2024-03-31 $13,571,109 14,100
2023-12-31 $2,898,357 3,300
2023-12-31 $8,080,268 9,200
2023-12-31 $1,800,494 2,050
2023-09-30 $8,065,008 9,800
2023-09-30 $10,451,592 12,700
2023-06-30 $15,572,917 21,673
2023-06-30 $4,670,510 6,500
2023-06-30 $718,540 1,000
2023-03-31 $164,334 200
2023-03-31 $5,258,688 6,400
2023-03-31 $1,561,173 1,900
2022-12-31 $216,447 300
2022-12-31 $216,447 300
2022-09-30 $206,661 300
2022-09-30 $964,418 1,400
2021-06-30 $1,907,414 3,415
2020-09-30 $329,710 589
2020-03-31 $195,316 400
2020-03-31 $228,519 468