Bitterman Kevin sold Disc Medicine Inc ($IRON) shares on the open market 54 times over the past year, totaling $36.6 million. His most recent sale occurred on December 17, 2025. These sales rank him 415th among 11,678 insiders by total value sold, well above the average of $8.6 million per insider and 6 transactions. He made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 393 | $91.47 | 349,210.0000 | 37,750,162 | 0.11% | 0.00% |
| Dec. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 148 | $91.47 | 14,013.0000 | 37,750,162 | 1.05% | 0.00% |
| Dec. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 213 | $91.47 | 337,485.0000 | 37,750,162 | 0.06% | 0.00% |
| Dec. 16, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 18666 | $91.24 | 337,698.0000 | 37,750,162 | 5.24% | 0.05% |
| Dec. 16, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 35898 | $91.24 | 349,603.0000 | 37,750,162 | 9.31% | 0.10% |
| Dec. 12, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 3446 | $93.80 | 418,335.0000 | 37,750,162 | 0.82% | 0.01% |
| Dec. 15, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 7000 | $91.87 | 14,161.0000 | 37,750,162 | 33.08% | 0.02% |
| Dec. 15, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | M | Common Stock | 7000 | $13.50 | 21,161.0000 | 37,750,162 | 49.43% | 0.02% |
| Dec. 15, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 1572 | $92.01 | 28,520.0000 | 37,750,162 | 5.22% | 0.00% |
| Dec. 15, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 11427 | $91.18 | 30,092.0000 | 37,750,162 | 27.52% | 0.03% |
| Dec. 15, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 2049 | $92.01 | 356,364.0000 | 37,750,162 | 0.57% | 0.01% |
| Dec. 15, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 14811 | $91.18 | 358,413.0000 | 37,750,162 | 3.97% | 0.04% |
| Dec. 15, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 3921 | $92.01 | 385,501.0000 | 37,750,162 | 1.01% | 0.01% |
| Dec. 15, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 28913 | $91.18 | 389,422.0000 | 37,750,162 | 6.91% | 0.08% |
| Dec. 12, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 1371 | $93.80 | 41,519.0000 | 37,750,162 | 3.20% | 0.00% |
| Dec. 12, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 3852 | $92.58 | 421,781.0000 | 37,750,162 | 0.91% | 0.01% |
| Dec. 12, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 16403 | $92.05 | 425,633.0000 | 37,750,162 | 3.71% | 0.04% |
| Dec. 12, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 1540 | $92.58 | 42,890.0000 | 37,750,162 | 3.47% | 0.00% |
| Dec. 12, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 6570 | $92.05 | 44,430.0000 | 37,750,162 | 12.88% | 0.02% |
| Dec. 12, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 1793 | $93.80 | 373,224.0000 | 37,750,162 | 0.48% | 0.00% |
| Dec. 12, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 2005 | $92.58 | 375,017.0000 | 37,750,162 | 0.53% | 0.01% |
| Dec. 12, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 8527 | $92.05 | 377,022.0000 | 37,750,162 | 2.21% | 0.02% |
| Dec. 15, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | M | Stock Option (Right to Buy) | 7000 | $0.00 | 0.0000 | 37,750,162 | 100.00% | 0.02% |
| Dec. 16, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 14359 | $91.24 | 14,161.0000 | 37,750,162 | 50.35% | 0.04% |
| Oct. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 5066 | $87.37 | 518,845.0000 | 34,569,042 | 0.97% | 0.01% |
| Oct. 15, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 19542 | $77.16 | 532,079.0000 | 34,569,042 | 3.54% | 0.06% |
| Oct. 15, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 2618 | $77.76 | 529,461.0000 | 34,569,042 | 0.49% | 0.01% |
| Oct. 16, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 1425 | $77.11 | 528,036.0000 | 34,569,042 | 0.27% | 0.00% |
| Oct. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 1125 | $84.89 | 526,911.0000 | 34,569,042 | 0.21% | 0.00% |
| Oct. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 1125 | $84.89 | 470,424.0000 | 34,569,042 | 0.24% | 0.00% |
| Oct. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 3000 | $86.13 | 523,911.0000 | 34,569,042 | 0.57% | 0.01% |
| Oct. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 3000 | $86.13 | 467,424.0000 | 34,569,042 | 0.64% | 0.01% |
| Oct. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 5065 | $87.37 | 462,359.0000 | 34,569,042 | 1.08% | 0.01% |
| Oct. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 13014 | $88.91 | 505,831.0000 | 34,569,042 | 2.51% | 0.04% |
| Oct. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 13014 | $88.91 | 449,345.0000 | 34,569,042 | 2.81% | 0.04% |
| Oct. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 2251 | $89.70 | 503,580.0000 | 34,569,042 | 0.45% | 0.01% |
| Oct. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 2251 | $89.70 | 447,094.0000 | 34,569,042 | 0.50% | 0.01% |
| Oct. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 10094 | $90.66 | 493,486.0000 | 34,569,042 | 2.00% | 0.03% |
| Oct. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 10095 | $90.66 | 436,999.0000 | 34,569,042 | 2.26% | 0.03% |
| Oct. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 450 | $91.88 | 493,036.0000 | 34,569,042 | 0.09% | 0.00% |
| Oct. 17, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 450 | $91.88 | 436,549.0000 | 34,569,042 | 0.10% | 0.00% |
| Oct. 8, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 12689 | $71.51 | 985,437.0000 | 34,569,042 | 1.27% | 0.04% |
| Oct. 8, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 13267 | $72.39 | 972,170.0000 | 34,569,042 | 1.35% | 0.04% |
| Oct. 7, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 11378 | $68.01 | 1,050,792.0000 | 34,569,042 | 1.07% | 0.03% |
| Oct. 7, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 6661 | $69.01 | 1,044,131.0000 | 34,569,042 | 0.63% | 0.02% |
| Oct. 8, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 8219 | $68.26 | 1,035,912.0000 | 34,569,042 | 0.79% | 0.02% |
| Oct. 8, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 12386 | $69.31 | 1,023,526.0000 | 34,569,042 | 1.20% | 0.04% |
| Oct. 8, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 25400 | $70.54 | 998,126.0000 | 34,569,042 | 2.48% | 0.07% |
| Aug. 22, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 2287 | $61.03 | 1,062,170.0000 | 34,569,042 | 0.21% | 0.01% |
| Aug. 14, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 7212 | $60.99 | 1,064,457.0000 | 34,569,042 | 0.67% | 0.02% |
| Aug. 13, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 24962 | $61.15 | 1,071,669.0000 | 34,569,042 | 2.28% | 0.07% |
| Aug. 5, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 395 | $60.95 | 1,096,631.0000 | 34,569,042 | 0.04% | 0.00% |
| July 30, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 8492 | $61.04 | 1,097,026.0000 | 34,569,042 | 0.77% | 0.02% |
| July 23, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 29837 | $60.97 | 1,118,551.0000 | 34,569,042 | 2.60% | 0.09% |
| July 24, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 13033 | $61.17 | 1,105,518.0000 | 34,569,042 | 1.17% | 0.04% |
| July 18, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 664 | $61.13 | 1,148,388.0000 | 34,569,042 | 0.06% | 0.00% |
| June 11, 2025 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | A | Stock Option (Right to Buy) | 10000 | $0.00 | 10,000.0000 | 34,569,042 | 9999.99% | 0.03% |
| June 17, 2024 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | P | Common Stock | 222223 | $36.00 | 1,149,052.0000 | 0 | 23.98% | 0.00% |
| June 12, 2024 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | A | Stock Option (Right to Buy) | 10000 | $0.00 | 10,000.0000 | 0 | 9999.99% | 0.00% |
| March 5, 2024 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Not found | S | Common Stock | 26157 | $73.50 | 926,829.0000 | 0 | 2.74% | 0.00% |
| Jan. 23, 2024 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 20000 | $67.65 | 249,326.0000 | 0 | 7.43% | 0.00% |
| Jan. 23, 2024 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 82500 | $67.65 | 754,660.0000 | 0 | 9.85% | 0.00% |
| Jan. 10, 2024 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 20000 | $64.00 | 1,055,486.0000 | 0 | 1.86% | 0.00% |
| Dec. 12, 2023 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 665 | $62.90 | 1,125,485.0000 | 0 | 0.06% | 0.00% |
| Dec. 12, 2023 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 422 | $60.99 | 1,130,305.0000 | 0 | 0.04% | 0.00% |
| Dec. 12, 2023 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 4155 | $62.42 | 1,126,150.0000 | 0 | 0.37% | 0.00% |
| Dec. 12, 2023 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 20823 | $59.87 | 1,130,727.0000 | 0 | 1.81% | 0.00% |
| Dec. 14, 2023 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 120 | $59.74 | 1,075,486.0000 | 0 | 0.01% | 0.00% |
| Dec. 14, 2023 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 20429 | $58.27 | 1,075,606.0000 | 0 | 1.86% | 0.00% |
| Dec. 13, 2023 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 40 | $60.50 | 1,096,035.0000 | 0 | 0.00% | 0.00% |
| Dec. 13, 2023 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 3508 | $59.99 | 1,096,075.0000 | 0 | 0.32% | 0.00% |
| Dec. 12, 2023 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 6599 | $65.77 | 1,099,583.0000 | 0 | 0.60% | 0.00% |
| Dec. 12, 2023 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 18615 | $65.10 | 1,106,182.0000 | 0 | 1.65% | 0.00% |
| Dec. 12, 2023 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 688 | $63.78 | 1,124,797.0000 | 0 | 0.06% | 0.00% |
| Aug. 15, 2023 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | S | Common Stock | 72931 | $52.40 | 1,151,550.0000 | 0 | 5.96% | 0.00% |
| June 9, 2023 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | A | Stock Option (Right to Buy) | 7136 | $0.00 | 7,136.0000 | 0 | 9999.99% | 0.00% |
| Dec. 29, 2022 | Disc Medicine, Inc. | $IRON | Bitterman Kevin | Director | A | Stock Option (Right to Buy) | 7000 | $0.00 | 7,000.0000 | 0 | 9999.99% | 0.00% |