Jonathan Yen-wen Yu serves as Executive at Disc Medicine, Inc., where they oversee executive responsibilities. Since joining the company, Jonathan Yen-wen Yu has executed 8 insider transactions totaling $2.5M, demonstrating a bearish approach to their equity position. Their most recent transaction on Feb 10, 2026 involved receiving (via award) 25,500 shares valued at $0.
Jonathan Yen-wen Yu currently holds 25,500 shares of Disc Medicine, Inc. (IRON), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Jonathan Yen-wen Yu has been a net seller of IRON stock. They have purchased $0 and sold $2.5M worth of shares.
Jonathan Yen-wen Yu's most recent insider trade was on Feb 10, 2026, when they sold 25,500 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Nov 11, 2025 | IRON | $385.1K | Sale | 4,585 | $83.99 | Discretionary |
| Nov 11, 2025 | IRON | $666.4K | Sale | 8,015 | $83.15 | Discretionary |
| Nov 11, 2025 | IRON | $798.7K | Sale | 9,360 | $85.33 | Discretionary |
| Nov 11, 2025 | IRON | $79.5K | Option Exercise | 30,000 | $2.65 | Discretionary |
| Nov 11, 2025 | IRON | $690.7K | Sale | 8,040 | $85.91 | Discretionary |
| Jan 10, 2024 | IRON | $0 | Award | 18,165 | $N/A | Discretionary |