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GROUP ONE TRADING LLC

Position in FULC — Fulcrum Therapeutics, Inc.

CIK 932540 CHICAGO, IL

Position in FULC

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$13,014
-$399,294 QoQ
Shares Held
3,556
-93.4% QoQ
Ownership
0.005%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#123
of 154 holders
Holding Since
Sep 2021
14 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in FULC Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

GROUP ONE TRADING LLC holds $113,693,047 across 200 Biotechnology names. FULC ranks #121 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in FULC

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14 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $13,014 3,556
2026-03-31 $412,308 53,756
2025-12-31 $393,022 34,750
2025-09-30 $52,992 5,760
2025-06-30 $38,658 5,619
2025-03-31 $19,560 6,792
2024-09-30 $247,044 69,200
2024-06-30 $368,249 59,395
2024-03-31 $196,852 20,853
2023-12-31 $137,423 20,359
2023-09-30 $30,072 6,773
2022-09-30 $7,119 880
2022-06-30 $445 91
2021-09-30 $140,288 4,973