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Disc Medicine, Inc.

IRON Net selling
CIK 0001816736 #1749 in the set updated 17 Sep 2026
Bought (12 mo)
$0.00
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$120.87M
$7.77M on a plan · $26.54M straight out of an exercise
Sold at will
$86.56M
45 of 116 sales
Net
−$120.87M
−$86.56M against sales at will

By person

11 insiders · 121 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
AI DMI LLC entity
10% owner
—
$59.87M (1)
−$59.87M
2,814,379
7.33%
$197.32M
−20.9%
Bitterman Kevin
Director
—
$37.69M (62)
−$37.69M
27,440
0.0715%
$1.92M
−94.8%
Quisel John D
Chief Executive Officer
—
$12.03M (14) scheduled
−$12.03M
262,064
0.6826%
$18.37M
+263.6%
Yu Jonathan Yen-Wen
Chief Operating Officer
—
$5.59M (13) scheduled
−$5.59M
54,324
0.1415%
$3.81M
+199.1%
Savage William Jacob
Chief Medical Officer
—
$2.27M (8) scheduled
−$2.27M
79,480
0.2070%
$5.57M
+96.7%
Khara Rahul
Chief Legal Officer
—
$1.87M (11) scheduled
−$1.87M
52,324
0.1363%
$3.67M
+241.1%
Franchi Jean M.
Chief Financial Officer
—
$1.20M (6) scheduled
−$1.20M
64,333
0.1676%
$4.51M
+75.5%
Stephenson Pamela
Chief Commercial Officer
—
$347.68K (1)
−$347.68K
80,998
0.2110%
$5.68M
+120.9%
ORBIMED ADVISORS LLC entity
Director
—
—
—
186,541
0.4859%
$13.08M
−66.5%
Ashiya Mona
Director
—
—
—
186,541
0.4859%
$13.08M
−66.5%
White William Richard
Director
—
—
—
0
0.0000%
$0.00
—

Individual transactions

121
Insider
Date
Role
Action
Shares
Price
Amount
Quisel John D
15 Sep 2026
Chief Executive Officer
Exercised, kept
36,000
$1.01
$36.36K
Bitterman Kevin
11 Sep 2026
Director
Sold after exercise
27,136
$70.11
$1.90M
Bitterman Kevin
4 Sep 2026
Director
Sold on a plan indirect
18
$79.96
$1.44K
Bitterman Kevin
4 Sep 2026
Director
Sold on a plan indirect
759
$79.96
$60.69K
Bitterman Kevin
4 Sep 2026
Director
Sold on a plan indirect
912
$79.96
$72.92K
Bitterman Kevin
3 Sep 2026
Director
Sold on a plan indirect
54
$79.98
$4.32K
Bitterman Kevin
3 Sep 2026
Director
Sold on a plan indirect
2,339
$79.98
$187.07K
Bitterman Kevin
3 Sep 2026
Director
Sold on a plan indirect
2,810
$79.98
$224.74K
Bitterman Kevin
2 Sep 2026
Director
Sold on a plan indirect
2
$80.98
$161.96
Bitterman Kevin
2 Sep 2026
Director
Sold on a plan indirect
9
$80.98
$728.82
Bitterman Kevin
2 Sep 2026
Director
Sold on a plan indirect
10
$80.98
$809.80
Bitterman Kevin
2 Sep 2026
Director
Sold on a plan indirect
511
$80.17
$40.97K
Bitterman Kevin
2 Sep 2026
Director
Sold on a plan indirect
22,090
$80.17
$1.77M
Bitterman Kevin
2 Sep 2026
Director
Sold on a plan indirect
26,542
$80.17
$2.13M
Bitterman Kevin
1 Sep 2026
Director
Sold on a plan indirect
1
$79.95
$79.95
Bitterman Kevin
1 Sep 2026
Director
Sold on a plan indirect
58
$79.95
$4.64K
Bitterman Kevin
1 Sep 2026
Director
Sold on a plan indirect
70
$79.95
$5.60K
Yu Jonathan Yen-Wen
25 Aug 2026
Chief Operating Officer
Sold after exercise
8,796
$83.12
$731.09K
Yu Jonathan Yen-Wen
24 Aug 2026
Chief Operating Officer
Sold after exercise
300
$82.53
$24.76K
Quisel John D
17 Aug 2026
Chief Executive Officer
Sold after exercise
11,888
$79.84
$949.16K
Quisel John D
17 Aug 2026
Chief Executive Officer
Sold after exercise
12,712
$79.20
$1.01M
Quisel John D
17 Aug 2026
Chief Executive Officer
Sold after exercise
8,400
$78.11
$656.09K
Yu Jonathan Yen-Wen
12 Aug 2026
Chief Operating Officer
Sold after exercise
804
$82.64
$66.44K
Khara Rahul
6 Aug 2026
Chief Legal Officer
Sold after exercise
5,000
$80.00
$400.00K
Quisel John D
13 Jul 2026
Chief Executive Officer
Sold after exercise
6,400
$76.05
$486.73K
Quisel John D
13 Jul 2026
Chief Executive Officer
Sold after exercise
16,896
$74.95
$1.27M
Quisel John D
13 Jul 2026
Chief Executive Officer
Sold after exercise
9,704
$74.27
$720.74K
Yu Jonathan Yen-Wen
7 Jul 2026
Chief Operating Officer
Sold after exercise
100
$82.50
$8.25K
Khara Rahul
29 Jun 2026
Chief Legal Officer
Sold after exercise
1,649
$75.00
$123.68K
Yu Jonathan Yen-Wen
26 Jun 2026
Chief Operating Officer
Sold after exercise
300
$72.50
$21.75K
Khara Rahul
26 Jun 2026
Chief Legal Officer
Sold after exercise
851
$75.00
$63.83K
Yu Jonathan Yen-Wen
22 Jun 2026
Chief Operating Officer
Sold after exercise
9,700
$72.66
$704.80K
Quisel John D
18 Jun 2026
Chief Executive Officer
Sold after exercise
1,551
$71.61
$111.07K
Quisel John D
18 Jun 2026
Chief Executive Officer
Sold after exercise
9,522
$70.70
$673.21K
Quisel John D
18 Jun 2026
Chief Executive Officer
Sold after exercise
22,927
$69.92
$1.60M
Khara Rahul
18 Jun 2026
Chief Legal Officer
Sold after exercise
500
$71.62
$35.81K
Khara Rahul
18 Jun 2026
Chief Legal Officer
Sold after exercise
1,600
$70.73
$113.16K
Khara Rahul
18 Jun 2026
Chief Legal Officer
Sold after exercise
5,400
$69.94
$377.69K
Yu Jonathan Yen-Wen
16 Jun 2026
Chief Operating Officer
Sold after exercise
6,961
$69.92
$486.70K
Yu Jonathan Yen-Wen
16 Jun 2026
Chief Operating Officer
Sold after exercise
11,651
$68.76
$801.10K
Franchi Jean M.
14 Apr 2026
Chief Financial Officer
Sold on a plan
6,257
$69.24
$433.23K
Franchi Jean M.
13 Apr 2026
Chief Financial Officer
Sold on a plan
400
$69.00
$27.60K
Savage William Jacob
13 Apr 2026
Chief Medical Officer
Sold on a plan
2,200
$66.81
$146.98K
Savage William Jacob
13 Apr 2026
Chief Medical Officer
Sold on a plan
3,531
$66.12
$233.47K
Savage William Jacob
2 Mar 2026
Chief Medical Officer
Sold on a plan
2,986
$66.41
$198.30K
Savage William Jacob
2 Mar 2026
Chief Medical Officer
Sold on a plan
4,392
$65.52
$287.77K
Franchi Jean M.
25 Feb 2026
Chief Financial Officer
Sold on a plan
353
$69.06
$24.38K
Franchi Jean M.
18 Feb 2026
Chief Financial Officer
Sold on a plan
3,684
$65.89
$242.73K
Franchi Jean M.
18 Feb 2026
Chief Financial Officer
Sold on a plan
3,397
$65.01
$220.84K
Quisel John D
17 Feb 2026
Chief Executive Officer
Sell
13,264
$62.86
$833.78K
Yu Jonathan Yen-Wen
17 Feb 2026
Chief Operating Officer
Sell
3,231
$62.86
$203.10K
Savage William Jacob
17 Feb 2026
Chief Medical Officer
Sell
3,256
$62.86
$204.67K
Stephenson Pamela
17 Feb 2026
Chief Commercial Officer
Sell
5,531
$62.86
$347.68K
Khara Rahul
17 Feb 2026
Chief Legal Officer
Sell
2,853
$62.86
$179.34K
Franchi Jean M.
17 Feb 2026
Chief Financial Officer
Sold on a plan
4,075
$62.86
$256.15K
Khara Rahul
20 Jan 2026
Chief Legal Officer
Sold after exercise
1,000
$69.74
$69.74K
Khara Rahul
2 Jan 2026
Chief Legal Officer
Sold after exercise
1,157
$79.27
$91.72K
Khara Rahul
2 Jan 2026
Chief Legal Officer
Sold after exercise
4,993
$78.62
$392.57K
Khara Rahul
2 Jan 2026
Chief Legal Officer
Sold after exercise
350
$77.67
$27.18K
Savage William Jacob
22 Dec 2025
Chief Medical Officer
Exercised, kept
99
$13.50
$1.34K
Savage William Jacob
22 Dec 2025
Chief Medical Officer
Exercised, kept
219
$9.86
$2.16K
Savage William Jacob
22 Dec 2025
Chief Medical Officer
Exercised, kept
2,825
$9.86
$27.85K
Quisel John D
19 Dec 2025
Chief Executive Officer
Exercised, kept
12,300
$1.01
$12.42K
Bitterman Kevin
17 Dec 2025
Director
Sell indirect
148
$91.47
$13.54K
Bitterman Kevin
17 Dec 2025
Director
Sell indirect
213
$91.47
$19.48K
Bitterman Kevin
17 Dec 2025
Director
Sell indirect
393
$91.47
$35.95K
Bitterman Kevin
16 Dec 2025
Director
Sell indirect
14,359
$91.24
$1.31M
Bitterman Kevin
16 Dec 2025
Director
Sell indirect
18,666
$91.24
$1.70M
Bitterman Kevin
16 Dec 2025
Director
Sell indirect
35,898
$91.24
$3.28M
Savage William Jacob
15 Dec 2025
Chief Medical Officer
Sold on a plan
300
$92.23
$27.67K
Savage William Jacob
15 Dec 2025
Chief Medical Officer
Sold on a plan
9,151
$91.44
$836.72K
Savage William Jacob
15 Dec 2025
Chief Medical Officer
Sold on a plan
3,642
$90.60
$329.98K
Bitterman Kevin
15 Dec 2025
Director
Sold after exercise
7,000
$91.87
$643.09K
Bitterman Kevin
15 Dec 2025
Director
Sold after exercise indirect
1,572
$92.01
$144.64K
Bitterman Kevin
15 Dec 2025
Director
Sold after exercise indirect
11,427
$91.18
$1.04M
Bitterman Kevin
15 Dec 2025
Director
Sold after exercise indirect
2,049
$92.01
$188.53K
Bitterman Kevin
15 Dec 2025
Director
Sold after exercise indirect
14,811
$91.18
$1.35M
Bitterman Kevin
15 Dec 2025
Director
Sold after exercise indirect
3,921
$92.01
$360.77K
Bitterman Kevin
15 Dec 2025
Director
Sold after exercise indirect
28,913
$91.18
$2.64M
Bitterman Kevin
12 Dec 2025
Director
Sell indirect
1,371
$93.80
$128.60K
Bitterman Kevin
12 Dec 2025
Director
Sell indirect
1,540
$92.58
$142.57K
Bitterman Kevin
12 Dec 2025
Director
Sell indirect
6,570
$92.05
$604.77K
Bitterman Kevin
12 Dec 2025
Director
Sell indirect
1,793
$93.80
$168.18K
Bitterman Kevin
12 Dec 2025
Director
Sell indirect
2,005
$92.58
$185.62K
Bitterman Kevin
12 Dec 2025
Director
Sell indirect
8,527
$92.05
$784.91K
Bitterman Kevin
12 Dec 2025
Director
Sell indirect
3,446
$93.80
$323.23K
Bitterman Kevin
12 Dec 2025
Director
Sell indirect
3,852
$92.58
$356.62K
Bitterman Kevin
12 Dec 2025
Director
Sell indirect
16,403
$92.05
$1.51M
Quisel John D
11 Dec 2025
Chief Executive Officer
Sold after exercise
16,888
$93.65
$1.58M
Quisel John D
11 Dec 2025
Chief Executive Officer
Sold after exercise
16,356
$92.96
$1.52M
Quisel John D
11 Dec 2025
Chief Executive Officer
Sold after exercise
4,337
$92.21
$399.92K
Quisel John D
11 Dec 2025
Chief Executive Officer
Sold after exercise
2,419
$90.97
$220.06K
Yu Jonathan Yen-Wen
11 Nov 2025
Chief Operating Officer
Sold after exercise
8,040
$85.91
$690.74K
Yu Jonathan Yen-Wen
11 Nov 2025
Chief Operating Officer
Sold after exercise
9,360
$85.33
$798.69K
Yu Jonathan Yen-Wen
11 Nov 2025
Chief Operating Officer
Sold after exercise
4,585
$83.99
$385.08K
Yu Jonathan Yen-Wen
11 Nov 2025
Chief Operating Officer
Sold after exercise
8,015
$83.15
$666.41K
AI DMI LLC
22 Oct 2025
10% owner
Sell
744,047
$80.47
$59.87M
Bitterman Kevin
17 Oct 2025
Director
Sell indirect
450
$91.88
$41.35K
Bitterman Kevin
17 Oct 2025
Director
Sell indirect
450
$91.88
$41.35K
Bitterman Kevin
17 Oct 2025
Director
Sell indirect
10,095
$90.66
$915.21K
Bitterman Kevin
17 Oct 2025
Director
Sell indirect
10,094
$90.66
$915.12K
Bitterman Kevin
17 Oct 2025
Director
Sell indirect
2,251
$89.70
$201.91K
Bitterman Kevin
17 Oct 2025
Director
Sell indirect
2,251
$89.70
$201.91K
Bitterman Kevin
17 Oct 2025
Director
Sell indirect
13,014
$88.91
$1.16M
Bitterman Kevin
17 Oct 2025
Director
Sell indirect
13,014
$88.91
$1.16M
Bitterman Kevin
17 Oct 2025
Director
Sell indirect
5,065
$87.37
$442.53K
Bitterman Kevin
17 Oct 2025
Director
Sell indirect
5,066
$87.37
$442.62K
Bitterman Kevin
17 Oct 2025
Director
Sell indirect
3,000
$86.13
$258.39K
Bitterman Kevin
17 Oct 2025
Director
Sell indirect
3,000
$86.13
$258.39K
Bitterman Kevin
17 Oct 2025
Director
Sell indirect
1,125
$84.89
$95.50K
Bitterman Kevin
17 Oct 2025
Director
Sell indirect
1,125
$84.89
$95.50K
Bitterman Kevin
16 Oct 2025
Director
Sell indirect
1,425
$77.11
$109.88K
Bitterman Kevin
15 Oct 2025
Director
Sell indirect
2,618
$77.76
$203.58K
Bitterman Kevin
15 Oct 2025
Director
Sell indirect
19,542
$77.16
$1.51M
Bitterman Kevin
8 Oct 2025
Director
Sell indirect
13,267
$72.39
$960.40K
Bitterman Kevin
8 Oct 2025
Director
Sell indirect
12,689
$71.51
$907.39K
Bitterman Kevin
8 Oct 2025
Director
Sell indirect
25,400
$70.54
$1.79M
Bitterman Kevin
8 Oct 2025
Director
Sell indirect
12,386
$69.31
$858.47K
Bitterman Kevin
8 Oct 2025
Director
Sell indirect
8,219
$68.26
$561.03K
Bitterman Kevin
7 Oct 2025
Director
Sell indirect
6,661
$69.01
$459.68K
Bitterman Kevin
7 Oct 2025
Director
Sell indirect
11,378
$68.01
$773.82K

What was left out

Form 4 filings counted 52
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 1
Sales on a Rule 10b5-1 plan 28
Sales straight out of an exercise 43
Sales at will 45
Transactions with no price 0
Shares from compensation/vesting 458,891
History held since 19 Oct 2020