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ADAR1 Capital Management, LLC

Position in FULC — Fulcrum Therapeutics, Inc.

CIK 1940272 AUSTIN, TX

Position in FULC

as of Mar 31, 2026 · filed May 18, 2026
Position Value
$1,001,395
-$13,178,506 QoQ
Shares Held
130,560
-89.6% QoQ
Ownership
0.196%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#52
of 168 holders
Holding Since
Dec 2023
10 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in FULC Over Time

Shares Held

Position Value (USD)

Derivatives in FULC

reported options exposure · as of Dec 31, 2025
CallValue
$735,150
CallShares
65,000
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 Mar 31, 2026

ADAR1 Capital Management, LLC holds $1,358,750,123 across 211 Biotechnology names. FULC ranks #112 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in FULC

Export CSV
14 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $1,001,395 130,560
2025-12-31 $735,150 65,000
2025-12-31 $14,179,901 1,253,749
2025-09-30 $690,000 75,000
2025-09-30 $3,142,830 341,612
2025-06-30 $367,041 53,349
2025-03-31 $1,412,732 490,532
2024-12-31 $922,365 196,248
2024-09-30 $53,550 15,000
2024-09-30 $199,213 55,802
2024-06-30 $124,000 20,000
2024-06-30 $2,283,887 368,369
2024-03-31 $3,207,948 339,825
2023-12-31 $4,302,483 637,405