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TUDOR INVESTMENT CORP ET AL

Position in IRON — Disc Medicine, Inc.

CIK 923093 STAMFORD, CT

Position in IRON

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$2,096,411
+$114,144 QoQ
Shares Held
28,663
-7.5% QoQ
Ownership
0.075%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#96
of 216 holders
Holding Since
Jun 2023
6 quarters on record
Voting authority Sole 50% Shared 50% None 0%

Common Shares in IRON Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

TUDOR INVESTMENT CORP ET AL holds $411,209,149 across 107 Biotechnology names. IRON ranks #35 (0.5% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in IRON

Export CSV
6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $2,096,411 28,663
2026-03-31 $1,982,267 31,002
2025-12-31 $5,250,986 66,125
2024-12-31 $846,580 13,353
2024-03-31 $839,762 13,488
2023-06-30 $547,674 12,335