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Walleye Trading LLC

Position in ALNY — Alnylam Pharmaceuticals, Inc.

CIK 1388391 NEW YORK, NY

Position in ALNY

as of Jun 30, 2026 · filed Aug 3, 2026
Position Value
$1,817,318
-$87,169 QoQ
Shares Held
6,037
+4.9% QoQ
Ownership
0.005%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#341
of 784 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ALNY Over Time

Shares Held

Position Value (USD)

Derivatives in ALNY

reported options exposure · as of Jun 30, 2026
CallValue
$30,103
CallShares
100
PutValue
$1,986,798
PutShares
6,600

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 Trading LLC holds $28,211,005 across 28 Biotechnology names. ALNY ranks #4 (6.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 ALNY
Alnylam Pharmaceuticals, Inc.
This page
6,037 $1,817,318

All Filings in ALNY

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $30,103 100
2026-06-30 $1,817,318 6,037
2026-06-30 $1,986,798 6,600
2026-03-31 $2,183,742 6,600
2026-03-31 $33,087 100
2026-03-31 $1,904,487 5,756
2025-12-31 $3,442,456 8,657
2025-12-31 $5,487,570 13,800
2025-12-31 $238,590 600
2025-09-30 $3,328,800 7,300
2025-09-30 $273,600 600
2025-09-30 $727,320 1,595
2025-06-30 $326,090 1,000
2025-06-30 $586,962 1,800
2025-06-30 $111,848 343
2025-03-31 $945,070 3,500
2025-03-31 $907,267 3,360
2025-03-31 $1,701,126 6,300
2024-12-31 $400,027 1,700
2024-12-31 $1,317,736 5,600
2024-09-30 $1,430,156 5,200
2024-09-30 $1,815,198 6,600
2024-06-30 $320,274 1,318
2024-06-30 $1,093,500 4,500
2024-06-30 $972,000 4,000
2024-03-31 $3,761,955 25,172
2024-03-31 $12,329,625 82,500
2024-03-31 $2,719,990 18,200
2023-12-31 $3,062,560 16,000
2023-12-31 $4,308,830 22,511
2023-12-31 $18,394,501 96,100
2023-09-30 $3,081,540 17,400
2023-09-30 $2,355,430 13,300
2023-06-30 $852,640 4,489
2023-06-30 $4,387,614 23,100
2023-06-30 $2,089,340 11,000
2023-03-31 $4,306,880 21,500
2023-03-31 $5,528,832 27,600
2023-03-31 $1,209,331 6,037
2022-12-31 $9,862,475 41,500
2022-12-31 $4,539,115 19,100
2022-09-30 $5,649,115 28,223
2022-09-30 $11,469,168 57,300
2022-09-30 $22,077,648 110,300
2022-06-30 $10,749,145 73,700
2022-06-30 $1,760,263 12,069
2022-06-30 $4,200,480 28,800
2022-03-31 $2,628,969 16,100
2022-03-31 $4,212,882 25,800
2021-12-31 $560,461 3,305