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CIK 0001816736 · Large accelerated filer

Disc Medicine, Inc.

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Ticker
IRON
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
FY end
Dec 31
Entity type
operating
EIN
851612845
Phone
(617) 674-9274
Business address
321 ARSENAL STREET, SUITE 101, WATERTOWN, MA, 02472
Former names
Gemini Therapeutics, Inc. /DE, FS Development Corp.
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$14,489,047
in 7 filings, $12.6M under 10b5-1 plans

Net −$14,489,047. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-09-04 Bitterman Kevin Director Sale 10b5-1 −759 $79.96 $61K 312,230
2026-09-04 Bitterman Kevin Director Sale 10b5-1 −18 $79.96 $1K 13,427
2026-09-03 Bitterman Kevin Director Sale 10b5-1 −2,810 $79.98 $225K 319,778
2026-09-03 Bitterman Kevin Director Sale 10b5-1 −2,339 $79.98 $187K 312,989
2026-09-03 Bitterman Kevin Director Sale 10b5-1 −54 $79.98 $4K 13,445
2026-09-02 Bitterman Kevin Director Sale 10b5-1 −26,542 $80.17 $2.1M 322,598
2026-09-02 Bitterman Kevin Director Sale 10b5-1 −22,090 $80.17 $1.8M 315,337
2026-09-02 Bitterman Kevin Director Sale 10b5-1 −511 $80.17 $41K 13,501
2026-09-02 Bitterman Kevin Director Sale 10b5-1 −10 $80.98 $810 322,588
2026-09-02 Bitterman Kevin Director Sale 10b5-1 −9 $80.98 $729 315,328
2026-09-02 Bitterman Kevin Director Sale 10b5-1 −2 $80.98 $162 13,499
2026-09-01 Bitterman Kevin Director Sale 10b5-1 −70 $79.95 $6K 349,140
2026-09-01 Bitterman Kevin Director Sale 10b5-1 −58 $79.95 $5K 337,427
2026-09-01 Bitterman Kevin Director Sale 10b5-1 −1 $79.95 $80 14,012
2026-08-25 Yu Jonathan Yen-Wen Chief Operating Officer Option exercise 10b5-1 +8,796 $13.50 $119K 63,120
2026-08-25 Yu Jonathan Yen-Wen Chief Operating Officer Sale 10b5-1 −8,796 $83.12 $731K 54,324
2026-08-25 Yu Jonathan Yen-Wen Chief Operating Officer Option exercise · Stock Option (Right to Buy) 10b5-1 −8,796 13,847
2026-08-24 Yu Jonathan Yen-Wen Chief Operating Officer Option exercise 10b5-1 +300 $13.50 $4K 54,624
2026-08-24 Yu Jonathan Yen-Wen Chief Operating Officer Sale 10b5-1 −300 $82.53 $25K 54,324
2026-08-24 Yu Jonathan Yen-Wen Chief Operating Officer Option exercise · Stock Option (Right to Buy) 10b5-1 −300 22,643

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