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Deep Track Capital, LP

Position in ALNY — Alnylam Pharmaceuticals, Inc.

CIK 1856083 GREENWICH, CT

Position in ALNY

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$248,349,750
+$126,849,750 QoQ
Shares Held
825,000
+65.0% QoQ
Ownership
0.617%
of shares outstanding
% of Portfolio
3.78%
of 13F equity value
Holder Rank
#29
of 764 holders
Holding Since
Dec 2021
6 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, 2022
CallValue
$72,910,415
CallShares
499,900
PutValue
$0
PutShares
0

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

Deep Track Capital, LP holds $5,341,997,223 across 58 Biotechnology names. ALNY ranks #4 (4.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 ALNY
Alnylam Pharmaceuticals, Inc.
This page
825,000 $248,349,750

All Filings in ALNY

Export CSV
6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $248,349,750 825,000
2024-06-30 $121,500,000 500,000
2024-03-31 $124,388,729 832,310
2022-06-30 $72,910,415 499,900
2022-03-31 $75,711,531 463,663
2021-12-31 $1,984,086 11,700