Jonathan Yen-Wen Yu sold $66K of Disc Medicine, Inc. (IRON) stock

Jonathan Yen-Wen Yu, Chief Operating Officer of Disc Medicine, Inc. (IRON), sold 804 shares of IRON stock worth $66K, per an SEC Form 4 filed Aug 14, 2026.

The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.

The trade happened on Aug 12, 2026, 2 days before it was made public.

IRON has moved -15.0% since the trade date, from $80.59 to $68.49 (Sep 21, 2026 close).