• Disc Medicine COO Yu Jonathan Yen-Wen reported a same-day option exercise, acquiring 300 common shares at USD 13.5 on June 26, 2026.
• He also sold 300 common shares at USD 72.5 on June 26, 2026.
• Directly held common shares ended unchanged at 54,324 following the transactions.
• Stock options held directly fell to 23,847 following the exercise.

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