Disc Medicine, Inc. (IRON)

Latest Insider Confidence Score

2026Q1

44.1
Bearish

Company insider confidence (by quarter)

2020Q3 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Gordon Carl L 5,826,224 Feb 10, 2021
Atlas Venture Fund XII, L.P. 5,254,365 Feb 11, 2021
Atlas Venture Associates XII, L.P. 5,254,365 Feb 11, 2021
Atlas Venture Associates XII, LLC 5,254,365 Feb 11, 2021
Rhodes Jason P 5,254,365 Feb 11, 2021

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 2, 2026 Mar 4, 2026 Savage William Jacob Chief Medical Officer Sell 28.8 -7,378 -7.97% $486.1K
Feb 25, 2026 Feb 27, 2026 Franchi Jean M. CFO Sell 51.9 -353 -0.49% $24.4K
Feb 17, 2026 Feb 19, 2026 Franchi Jean M. CFO Sell 25.0 -11,156 -13.52% $719.7K
Feb 17, 2026 Feb 17, 2026 Khara Rahul Chief Legal Officer Sell 42.5 -2,853 -5.18% $179.3K
Feb 17, 2026 Feb 17, 2026 Stephenson Pamela Chief Commercial Officer Sell 40.0 -5,531 -6.39% $347.7K
Feb 17, 2026 Feb 17, 2026 Savage William Jacob Chief Medical Officer Sell 42.5 -3,256 -3.40% $204.7K
Feb 17, 2026 Feb 17, 2026 Yu Jonathan Yen-Wen COO Sell 42.5 -3,231 -5.61% $203.1K
Feb 17, 2026 Feb 17, 2026 Quisel John D CEO Sell 40.0 -13,264 -5.54% $833.8K
Feb 10, 2026 Feb 11, 2026 Khara Rahul Chief Legal Officer Neutral 90.0 +17,000 44.71% -
Feb 10, 2026 Feb 11, 2026 Stephenson Pamela Chief Commercial Officer Neutral 90.0 +17,000 24.45% -
Feb 10, 2026 Feb 11, 2026 Savage William Jacob Chief Medical Officer Neutral 90.0 +17,000 21.56% -
Feb 10, 2026 Feb 11, 2026 Yu Jonathan Yen-Wen COO Neutral 90.0 +17,000 41.92% -
Feb 10, 2026 Feb 11, 2026 Franchi Jean M. CFO Neutral 90.0 +19,000 29.92% -
Feb 10, 2026 Feb 11, 2026 Quisel John D CEO Neutral 90.0 +55,200 29.98% -
Jan 20, 2026 Jan 21, 2026 Khara Rahul Chief Legal Officer Sell 42.5 -1,000 -2.58% $69.7K
Jan 2, 2026 Jan 5, 2026 Khara Rahul Chief Legal Officer Sell 25.0 -6,500 -14.68% $511.5K
Dec 22, 2025 Dec 29, 2025 Savage William Jacob Chief Medical Officer Neutral 52.5 - 0.00% -
Dec 19, 2025 Dec 19, 2025 Quisel John D CEO Neutral 52.5 - 0.00% -
Dec 17, 2025 Dec 18, 2025 Bitterman Kevin Director Sell 47.5 -754 -0.11% $69K
Dec 12, 2025 Dec 16, 2025 Bitterman Kevin Director Sell 15.0 -184,123 -3.72% $16.9M
Dec 15, 2025 Dec 16, 2025 Savage William Jacob Chief Medical Officer Sell 20.0 -13,093 -14.75% $1.2M
Dec 11, 2025 Dec 15, 2025 Quisel John D CEO Sell 15.0 -40,000 -18.88% $3.7M
Nov 11, 2025 Nov 13, 2025 Yu Jonathan Yen-Wen COO Sell 5.0 -30,000 -42.52% $2.5M
Oct 22, 2025 Oct 24, 2025 AI DMI LLC 10% Owner Sell 15.0 -744,047 -20.91% $59.9M
Oct 15, 2025 Oct 17, 2025 Bitterman Kevin Director Sell 16.3 -93,585 -1.24% $8M
Oct 7, 2025 Oct 9, 2025 Bitterman Kevin Director Sell 16.3 -90,000 -15.24% $6.3M
Sep 16, 2025 Sep 18, 2025 GEMAYEL GEORGES Director Neutral 52.5 - 0.00% -
Sep 9, 2025 Sep 11, 2025 Quisel John D CEO Neutral 52.5 - 0.00% -
Aug 22, 2025 Aug 26, 2025 Bitterman Kevin Director Sell 48.8 -2,287 -0.39% $139.6K
Aug 13, 2025 Aug 15, 2025 Bitterman Kevin Director Sell 27.5 -32,174 -5.15% $2M
Aug 5, 2025 Aug 7, 2025 Bitterman Kevin Director Sell 55.0 -395 -0.06% $24.1K
Jul 30, 2025 Aug 1, 2025 Bitterman Kevin Director Sell 42.5 -8,492 -1.34% $518.4K
Jul 23, 2025 Jul 25, 2025 Bitterman Kevin Director Sell 17.5 -42,870 -6.33% $2.6M
Jul 18, 2025 Jul 22, 2025 Bitterman Kevin Director Sell 51.3 -664 -0.10% $40.6K
Jul 17, 2025 Jul 18, 2025 Franchi Jean M. CFO Sell 37.5 -2,031 -3.10% $119.8K
Jul 14, 2025 Jul 16, 2025 AHMED NADIM Director Neutral 52.5 - 0.00% -
Jul 16, 2025 AHMED NADIM Director Neutral 52.5 - 0.00% -
Jul 10, 2025 Jul 14, 2025 Franchi Jean M. CFO Sell 41.3 -2,000 -2.96% $115K
Jul 9, 2025 Jul 11, 2025 Quisel John D CEO Sell 15.0 -34,800 -17.70% $1.9M
Jul 3, 2025 Jul 8, 2025 Quisel John D CEO Sell 35.0 -5,200 -3.11% $286.5K
Jun 27, 2025 Jul 1, 2025 Savage William Jacob Chief Medical Officer Neutral 52.5 - 0.00% -
Jun 16, 2025 Jun 18, 2025 Franchi Jean M. CFO Sell 41.3 -2,000 -2.88% $104.5K
Jun 11, 2025 Jun 13, 2025 White William Richard Director Neutral 52.5 - 0.00% -
Jun 11, 2025 Jun 13, 2025 Ratcliffe Liam Director Neutral 52.5 - 0.00% -
Jun 11, 2025 Jun 13, 2025 Nicholson Donald William Director Neutral 52.5 - 0.00% -
Jun 11, 2025 Jun 13, 2025 GEMAYEL GEORGES Director Neutral 52.5 - 0.00% -
Jun 11, 2025 Jun 13, 2025 Chin Mark Director Neutral 52.5 - 0.00% -
Jun 11, 2025 Jun 13, 2025 Bitterman Kevin Director Neutral 52.5 - 0.00% -
Jun 11, 2025 Jun 13, 2025 Ashiya Mona Director Neutral 52.5 - 0.00% -
Jun 6, 2025 Jun 9, 2025 Savage William Jacob Chief Medical Officer Sell 32.5 -2,996 -5.02% $149.8K
May 20, 2025 May 22, 2025 Savage William Jacob Chief Medical Officer Sell 22.5 -6,677 -10.06% $334.1K
May 2, 2025 May 6, 2025 Savage William Jacob Chief Medical Officer Sell 37.5 -2,100 -3.07% $105.4K
Apr 7, 2025 Apr 8, 2025 Quisel John D CEO Neutral 52.5 - 0.00% -
Mar 24, 2025 Mar 26, 2025 Ashiya Mona Director Sell 37.5 -5,738 -0.40% $310.5K
Mar 24, 2025 Mar 26, 2025 ORBIMED ADVISORS LLC Director Sell 37.5 -5,738 -0.40% $310.5K
Mar 19, 2025 Mar 21, 2025 Ashiya Mona Director Sell 17.5 -52,429 -1.21% $2.8M
Mar 19, 2025 Mar 21, 2025 ORBIMED ADVISORS LLC Director Sell 17.5 -52,429 -1.21% $2.8M
Mar 10, 2025 Mar 12, 2025 Ashiya Mona Director Sell 15.0 -312,384 -3.87% $17M
Mar 10, 2025 Mar 12, 2025 ORBIMED ADVISORS LLC Director Sell 15.0 -312,384 -3.87% $17M
Feb 18, 2025 Feb 20, 2025 Stephenson Pamela Chief Commercial Officer Sell 42.5 -3,137 -4.32% $171.2K
Feb 18, 2025 Feb 20, 2025 Khara Rahul Chief Legal Officer Sell 42.5 -1,161 -3.00% $63.4K
Feb 18, 2025 Feb 20, 2025 Savage William Jacob Chief Medical Officer Sell 42.5 -1,638 -2.34% $89.4K
Feb 18, 2025 Feb 20, 2025 Yu Jonathan Yen-Wen COO Sell 42.5 -1,610 -3.82% $87.9K
Feb 18, 2025 Feb 20, 2025 Franchi Jean M. CFO Sell 42.5 -3,136 -4.32% $171.2K
Feb 18, 2025 Feb 20, 2025 Quisel John D CEO Sell 40.0 -5,574 -3.48% $304.2K
Feb 10, 2025 Feb 12, 2025 Stephenson Pamela Chief Commercial Officer Neutral 90.0 +36,000 98.18% -
Feb 10, 2025 Feb 12, 2025 Khara Rahul Chief Legal Officer Neutral 90.0 +24,000 171.00% -
Feb 10, 2025 Feb 12, 2025 Yu Jonathan Yen-Wen COO Neutral 90.0 +24,000 132.12% -
Feb 10, 2025 Feb 12, 2025 Franchi Jean M. CFO Neutral 90.0 +36,000 98.18% -
Feb 10, 2025 Feb 12, 2025 Quisel John D CEO Neutral 90.0 +78,337 95.46% -
Feb 3, 2025 Feb 12, 2025 Savage William Jacob Chief Medical Officer Neutral 90.0 +24,000 52.02% -
Feb 3, 2025 Feb 4, 2025 Khara Rahul Chief Legal Officer Sell 7.5 -7,500 -34.83% $416.6K
Jan 2, 2025 Jan 6, 2025 Khara Rahul Chief Legal Officer Sell 7.5 -7,500 -34.83% $470.7K
Dec 30, 2024 Jan 2, 2025 Quisel John D CEO Sell 17.5 -13,012 -15.29% $806.1K
Dec 23, 2024 Dec 26, 2024 Quisel John D CEO Sell 10.0 -19,820 -21.57% $1.3M
Dec 16, 2024 Dec 18, 2024 Quisel John D CEO Sell 17.5 -12,791 -15.07% $844.3K
Dec 2, 2024 Dec 4, 2024 White William Richard Director Sell 10.0 -1,957 -100.00% $126.5K
Nov 25, 2024 Nov 26, 2024 Savage William Jacob Chief Medical Officer Sell 7.5 -14,183 -25.98% $928.3K
Nov 15, 2024 Nov 19, 2024 Savage William Jacob Chief Medical Officer Sell 17.5 -9,158 -18.48% $546.2K
Nov 1, 2024 Nov 5, 2024 White William Richard Director Sell 7.5 -7,337 -57.27% $427.5K
Oct 1, 2024 Oct 3, 2024 White William Richard Director Sell 13.8 -201 -100.00% $10.3K
Sep 16, 2024 Sep 18, 2024 Savage William Jacob Chief Medical Officer Sell 37.5 -1,500 -3.58% $71.1K
Sep 3, 2024 Sep 5, 2024 White William Richard Director Sell 10.0 -1,957 -100.00% $97.2K
Sep 3, 2024 Sep 4, 2024 Savage William Jacob Chief Medical Officer Sell 37.5 -1,500 -3.46% $75.9K
Aug 1, 2024 Aug 5, 2024 White William Richard Director Sell 15.0 -201 -100.00% $8.7K
Jul 8, 2024 Jul 10, 2024 Quisel John D CEO Neutral 52.5 - 0.00% -
Jul 1, 2024 Jul 3, 2024 White William Richard Director Sell 15.0 -201 -100.00% $9.3K
Jun 17, 2024 Jun 20, 2024 Bitterman Kevin Director Buy 100.0 +222,223 112.05% $8M
Jun 17, 2024 Jun 20, 2024 Ashiya Mona Director Buy 92.5 +83,334 4.90% $3M
Jun 17, 2024 Jun 20, 2024 ORBIMED ADVISORS LLC Director Buy 92.5 +83,334 4.90% $3M
Jun 17, 2024 Jun 20, 2024 AI DMI LLC 10% Owner Neutral 90.0 +416,667 13.26% -
Jun 12, 2024 Jun 14, 2024 White William Richard Director Neutral 52.5 - 0.00% -
Jun 12, 2024 Jun 14, 2024 Bitterman Kevin Director Neutral 52.5 - 0.00% -
Jun 12, 2024 Jun 14, 2024 GEMAYEL GEORGES Director Neutral 52.5 - 0.00% -
Jun 12, 2024 Jun 14, 2024 Ratcliffe Liam Director Neutral 52.5 - 0.00% -
Jun 12, 2024 Jun 14, 2024 Chin Mark Director Neutral 52.5 - 0.00% -
Jun 12, 2024 Jun 14, 2024 Nicholson Donald William Director Neutral 52.5 - 0.00% -
Jun 12, 2024 Jun 14, 2024 Ashiya Mona Director Neutral 52.5 - 0.00% -
Jun 3, 2024 Jun 5, 2024 White William Richard Director Sell 10.0 -1,957 -100.00% $70.6K
May 1, 2024 May 3, 2024 White William Richard Director Sell 15.0 -201 -100.00% $5.8K