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C4 Therapeutics

Recent Insider Transactions

Company
Name / Role
Date
Type
Price
# Shares
Value
Balance
Bizily Scott / officer: Chief Legal Officer
12/16/2025
Sell
$10.90
1,635
$18K
3,594
Gupta Ashoo / officer: VP, Finance and Controller
12/20/2025
Sell
$8.68
310
$3K
46,218
Gupta Ashoo / officer: VP, Finance and Controller
12/20/2025
Sell
$8.68
79
$686
46,359
Lee Tien-Li / director, 10 percent owner, officer: Chief Executive Officer
12/11/2025
Buy
$14.49
7,000
$101K
1.55M
Sun Nelson / officer: Chief Financial Officer
12/11/2025
Buy
$14.40
3,000
$43K
108,484
Lopez Esteban / director
12/15/2025
Sell
$115.50
100
$12K
3,700
Lopez Esteban / director
12/15/2025
Sell
$114.55
50
$6K
3,800
Grossman Adam S / director, officer: President and CEO
12/15/2025
Sell
$19.79
6,000
$119K
2.01M
Grossman Adam S / director, officer: President and CEO
12/15/2025
Sell
$19.79
15,000
$297K
2.01M
Patel Sandip I / director
12/16/2025
Buy
$0.39
154,664
$60K
154,664
Gaslightwala Abizer / director, officer: CEO
12/16/2025
Buy
$0.39
773,323
$300K
773,323
Patel Samir Rashmikant / director, 10 percent owner:
12/16/2025
Buy
$0.39
231,997
$90K
231,997
Patel Sandip I / director
12/16/2025
Buy
$0.39
247,462
$96K
247,462
Patel Samir Rashmikant / director, 10 percent owner:
12/16/2025
Buy
$0.39
618,658
$240K
618,658
Prudo-Chlebosz Raymond / director
12/16/2025
Buy
$0.39
386,661
$150K
386,661
Bazemore Robert B / director
12/16/2025
Buy
$0.39
30,932
$12K
30,932
Farag Kameel D. / officer: Interim CFO
12/16/2025
Buy
$0.39
24,745
$10K
24,745
Prudo-Chlebosz Raymond / director
12/16/2025
Buy
$0.39
618,658
$240K
618,658
Bazemore Robert B / director
12/16/2025
Buy
$0.39
123,731
$48K
123,731
Huh Hoyoung / director, 10 percent owner:
12/16/2025
Buy
$0.39
618,658
$240K
618,658
Gaslightwala Abizer / director, officer: CEO
12/16/2025
Buy
$0.39
309,328
$120K
309,328
Huh Hoyoung / director, 10 percent owner:
12/16/2025
Buy
$0.39
3.09M
$1.201M
3.09M
Durso Jerome Benedict / director
12/22/2025
Buy
$4.13
12,500
$52K
12,500
Horne William B. / director
12/19/2025
Sell
$2.12
3,333
$7K
0
Clark David Michael / officer: Chief People Officer
12/19/2025
Sell
$14.17
25,642
$363K
245,690
Firestone Karen / director
12/23/2025
Buy
$12.45
8,100
$101K
63,100
LOUMEAU ERIC J / officer: CHIEF LEGAL OFFICER
12/18/2025
Sell
$46.99
141
$7K
8,947
LOUMEAU ERIC J / officer: CHIEF LEGAL OFFICER
12/22/2025
Sell
$51.00
10,000
$510K
8,947
LOUMEAU ERIC J / officer: CHIEF LEGAL OFFICER
12/17/2025
Sell
$46.00
10,000
$460K
9,088
MULROY DENNIS / officer: CHIEF FINANCIAL OFFICER
12/22/2025
Sell
$50.00
10,000
$500K
9,401
LOUMEAU ERIC J / officer: CHIEF LEGAL OFFICER
12/16/2025
Sell
$45.24
4,195
$190K
9,088
Lizzul Paul F. / officer: Chief Medical Officer
12/22/2025
Sell
$50.00
1,500
$75K
26,967
LOUMEAU ERIC J / officer: CHIEF LEGAL OFFICER
12/16/2025
Sell
$44.68
8,305
$371K
13,283
MULROY DENNIS / officer: CHIEF FINANCIAL OFFICER
12/16/2025
Sell
$45.21
6,360
$288K
9,401
MULROY DENNIS / officer: CHIEF FINANCIAL OFFICER
12/16/2025
Sell
$44.62
9,365
$418K
15,761
Ware J. Anthony / director
12/23/2025
Sell
$49.58
3,900
$193K
9,630
Watson David O. / officer: General Counsel
12/16/2025
Sell
$24.49
5,000
$122K
103,730
HENDERSON MICHAEL THOMAS / director, officer: Chief Executive Officer
12/10/2025
Sell
$76.58
560
$43K
1.21M
Henderson Jane / officer: Chief Financial Officer
12/19/2025
Sell
$80.00
1,500
$120K
193,371
HENDERSON MICHAEL THOMAS / director, officer: Chief Executive Officer
12/10/2025
Sell
$75.79
10,005
$758K
1.21M
HENDERSON MICHAEL THOMAS / director, officer: Chief Executive Officer
12/10/2025
Sell
$74.88
9,435
$706K
1.22M
Kanter Stacy J. / director
12/16/2025
Sell
$0.11
43,000
$5K
65,000
Anzalone Christopher Richard / director, officer: Chief Executive Officer
12/17/2025
Sell
$63.55
46,287
$2.942M
3.87M
Anzalone Christopher Richard / director, officer: Chief Executive Officer
12/17/2025
Sell
$66.30
1,981
$131K
3.83M
Anzalone Christopher Richard / director, officer: Chief Executive Officer
12/17/2025
Sell
$65.53
982
$64K
3.83M
Anzalone Christopher Richard / director, officer: Chief Executive Officer
12/17/2025
Sell
$64.51
35,750
$2.306M
3.83M
Aslan Fred / director, officer: President and CEO
12/15/2025
Sell
$6.00
3,187
$19K
1.21M
Weiler Kathy Johnson / director
12/16/2025
Sell
$29.55
21,825
$645K
6,580
Weiler Kathy Johnson / director
12/16/2025
Sell
$29.55
18,248
$539K
28,405
Wendell Amy McBride / director
12/16/2025
Sell
$29.31
18,248
$535K
93,826
Wendell Amy McBride / director
12/16/2025
Sell
$29.31
20,436
$599K
112,074
Hartley Lindsey Marie / officer: CFO
12/15/2025
Sell
$29.86
14,812
$442K
31,376
Wendell Amy McBride / director
12/16/2025
Sell
$29.31
5,000
$147K
132,510
Weiler Kathy Johnson / director
12/16/2025
Sell
$29.55
6,580
$194K
0
Garrison Michael David / officer: EVP & Pres Med.Essntl&BioPharm
12/17/2025
Sell
$196.03
629
$123K
13,105
SUVRETTA CAPITAL MANAGEMENT, LLC / director, 10 percent owner:
12/22/2025
Buy
$12.08
16,650
$201K
9.58M
SUVRETTA CAPITAL MANAGEMENT, LLC / director, 10 percent owner:
12/18/2025
Buy
$11.24
1,515
$17K
1.82M
SUVRETTA CAPITAL MANAGEMENT, LLC / director, 10 percent owner:
12/19/2025
Buy
$11.48
2,434
$28K
1.82M
SUVRETTA CAPITAL MANAGEMENT, LLC / director, 10 percent owner:
12/22/2025
Buy
$12.08
2,892
$35K
1.83M
SUVRETTA CAPITAL MANAGEMENT, LLC / director, 10 percent owner:
12/18/2025
Buy
$11.24
8,700
$98K
9.55M
SUVRETTA CAPITAL MANAGEMENT, LLC / director, 10 percent owner:
12/19/2025
Buy
$11.48
13,950
$160K
9.56M
Barnes Alane P / officer: Chief Legal Officer
12/15/2025
Sell
$7.65
21,210
$162K
315,726
Erdtmann Rainer M / director, officer: See Remarks
12/11/2025
Buy
$1.43
30,000
$43K
723,027
Phanstiel S. Louise / director
12/15/2025
Buy
$3.08
185,261
$571K
185,261
Camaisa Allan / director
12/12/2025
Sell
$1.46
850
$1K
76,952
Power Luke Thomas / officer: See Remarks
12/11/2025
Sell
$27.16
1,400
$38K
99,571
Power Luke Thomas / officer: See Remarks
12/11/2025
Sell
$26.56
60,850
$1.616M
100,971
Juvenal Tobin W / officer: Chief Commercial Officer
12/11/2025
Sell
$37.48
13,200
$495K
86,825
MAETZOLD DEREK J / director, officer: Pres. & Chief Exec. Officer
12/15/2025
Sell
$38.75
18,513
$717K
48,702
Oelschlager Kristen M / officer: Chief Operating Officer
12/17/2025
Sell
$39.31
14,888
$585K
12,323
MAETZOLD DEREK J / director, officer: Pres. & Chief Exec. Officer
12/17/2025
Sell
$40.04
509
$20K
34,360
MAETZOLD DEREK J / director, officer: Pres. & Chief Exec. Officer
12/16/2025
Sell
$38.55
12,821
$494K
34,869
Stokes Frank / officer: Chief Financial Officer
12/11/2025
Sell
$37.45
4,496
$168K
50,326
MAETZOLD DEREK J / director, officer: Pres. & Chief Exec. Officer
12/15/2025
Sell
$39.30
1,012
$40K
47,690
Ward Shane / officer: COO & CLO
12/10/2025
Sell
$220.08
9,959
$2.192M
25,033
RA CAPITAL MANAGEMENT, L.P. / director, 10 percent owner:
12/11/2025
Buy
$2.18
213,099
$465K
3.29M
RA CAPITAL MANAGEMENT, L.P. / director, 10 percent owner:
12/12/2025
Buy
$2.86
101,462
$290K
3.40M
Opaleye Management Inc. / 10 percent owner
11/07/2025
Sell
$1.70
296,682
$503K
12.25M
Opaleye Management Inc. / 10 percent owner
11/26/2025
Sell
$1.74
148,318
$258K
10.31M
Rivas Maria / director
12/18/2025
Buy
$82.13
1,000
$82K
11,141
Cormorant Asset Management, LP / 10 percent owner
12/11/2025
Sell
$11.46
30,029
$344K
2.34M
Todisco Joseph / director, officer: Chief Executive Officer
12/18/2025
Sell
$12.00
30,000
$360K
509,496
Siokas Grigorios / director, 10 percent owner, officer: Chief Executive Officer
12/19/2025
Buy
$0.49
88,314
$43K
6.72M
WIERENGA WENDELL / director
12/22/2025
Sell
$66.14
20,000
$1.323M
32,444
Malik Fady Ibraham / officer: EVP Research & Development
12/16/2025
Sell
$61.24
2,200
$135K
138,552
Bitterman Kevin / director
12/15/2025
Sell
$92.01
1,572
$145K
28,520
Bitterman Kevin / director
12/16/2025
Sell
$91.24
35,898
$3.275M
349,603
Bitterman Kevin / director
12/15/2025
Sell
$92.01
3,921
$361K
385,501
Bitterman Kevin / director
12/15/2025
Sell
$91.18
11,427
$1.042M
30,092
Bitterman Kevin / director
12/15/2025
Sell
$92.01
2,049
$189K
356,364
Bitterman Kevin / director
12/15/2025
Sell
$91.18
28,913
$2.636M
389,422
Bitterman Kevin / director
12/12/2025
Sell
$93.80
1,371
$129K
41,519
Savage William Jacob / officer: Chief Medical Officer
12/15/2025
Sell
$92.23
300
$28K
75,702
Bitterman Kevin / director
12/15/2025
Sell
$91.18
14,811
$1.350M
358,413
Bitterman Kevin / director
12/12/2025
Sell
$93.80
3,446
$323K
418,335
Bitterman Kevin / director
12/12/2025
Sell
$92.58
1,540
$143K
42,890
Savage William Jacob / officer: Chief Medical Officer
12/15/2025
Sell
$91.44
9,151
$837K
76,002
Bitterman Kevin / director
12/12/2025
Sell
$93.80
1,793
$168K
373,224
Bitterman Kevin / director
12/15/2025
Sell
$91.87
7,000
$643K
0
Bitterman Kevin / director
12/12/2025
Sell
$92.58
3,852
$357K
421,781
Bitterman Kevin / director
12/12/2025
Sell
$92.05
6,570
$605K
44,430
Savage William Jacob / officer: Chief Medical Officer
12/15/2025
Sell
$90.60
3,642
$330K
85,153
Bitterman Kevin / director
12/12/2025
Sell
$92.58
2,005
$186K
375,017
Bitterman Kevin / director
12/16/2025
Sell
$91.24
14,359
$1.310M
14,161
Bitterman Kevin / director
12/16/2025
Sell
$91.24
18,666
$1.703M
337,698
Bitterman Kevin / director
12/12/2025
Sell
$92.05
16,403
$1.510M
425,633
Bitterman Kevin / director
12/12/2025
Sell
$92.05
8,527
$785K
377,022
Tendler Ely D / director, officer: General Counsel and Secretary
12/15/2025
Sell
$0.91
16,850
$15K
258,795
Mills C Randal / director, officer: PRESIDENT AND CEO
12/17/2025
Buy
$0.51
3,000
$2K
379,204
Makes Brigid / director
12/17/2025
Buy
$0.52
25,000
$13K
27,000
Colpman David / director
12/17/2025
Buy
$0.51
12,500
$6K
31,098
Ferguson Matthew / officer: CHIEF FINANCIAL OFFICER
12/17/2025
Buy
$0.53
60,000
$32K
447,110
Lyssikatos Joseph P / officer: CHIEF SCIENTIFIC OFFICER
12/19/2025
Sell
$16.84
5,000
$84K
897,688
Zedelmayer Christine / officer: Sr. Vice President and COO
12/23/2025
Sell
$1.50
100,000
$150K
91,444
Looker Benjamin / officer: General Counsel
12/17/2025
Sell
$3.67
6,517
$24K
385,905
Halladay Benjamin / officer: Chief Financial Officer
12/17/2025
Sell
$3.67
7,337
$27K
467,525
Koenig Sheldon L. / director, officer: President and CEO
12/17/2025
Sell
$3.67
48,244
$177K
1.47M
Oltmans Curtis Gale / officer: Chief Legal Officer
12/15/2025
Sell
$12.92
3,452
$45K
10,252
Jamil Khurram / officer: Chief Medical Officer
12/17/2025
Sell
$7.04
8,500
$60K
0
ELDRED KARY / director
12/23/2025
Buy
$3.73
700
$3K
65,382
FREEMAN KEVIN D / director
12/23/2025
Buy
$3.55
5,500
$20K
55,269
10X Fund, L.P. / 10 percent owner
12/16/2025
Sell
$6.66
30,681
$204K
5.61M
LEWIS JOEL / director, officer: President and CEO
12/17/2025
Sell
$7.06
7,829
$55K
832,592
Shlevin Harold H. / director
12/15/2025
Sell
$6.30
8,417
$53K
11,206
Shlevin Harold H. / director
12/12/2025
Sell
$6.27
19,793
$124K
11,206
Norwalk Leslie V / director
12/12/2025
Sell
$88.85
4,000
$355K
12,419
Patel Snehal / director, 10 percent owner, officer: CEO and CFO
12/18/2025
Buy
$12.62
4,100
$52K
5.59M
Ladd Delano / officer: EVP, General Counsel
12/19/2025
Sell
$94.72
1,500
$142K
73,979
Budge James / officer: Chief Financial Officer
12/22/2025
Sell
$48.41
10,491
$508K
441,174
Pursley James / officer: President
12/22/2025
Sell
$48.40
15,000
$726K
769,778
Tsai Philip / officer: Chief Technical Officer
12/19/2025
Buy
$20.49
10,000
$205K
43,300
SIEGALL CLAY B / director, officer: President and CEO
12/19/2025
Buy
$20.48
7,278
$149K
860,525
Van Tuyl Christopher / officer: Chief Legal Officer
12/18/2025
Sell
$27.38
2,284
$63K
149,930
Van Tuyl Christopher / officer: Chief Legal Officer
12/18/2025
Sell
$26.78
8,529
$228K
152,214
Morrissey Michael James / officer: EVP, Head of Tech. Operations
12/17/2025
Sell
$97.26
4,323
$420K
27,507
Morrissey Michael James / officer: EVP, Head of Tech. Operations
12/16/2025
Sell
$97.29
53,175
$5.173M
31,830
Morrissey Michael James / officer: EVP, Head of Tech. Operations
12/16/2025
Sell
$97.42
833
$81K
85,005
Tray Thomas / officer: Principal Accounting Officer
12/19/2025
Sell
$100.00
2,774
$277K
22,973
Tray Thomas / officer: Principal Accounting Officer
12/18/2025
Sell
$98.25
600
$59K
22,973
Lewis William / director, officer: Chair and CEO
12/18/2025
Sell
$165.21
697
$115K
311,651
Lewis William / director, officer: Chair and CEO
12/18/2025
Sell
$170.26
362
$62K
303,962
Lewis William / director, officer: Chair and CEO
12/18/2025
Sell
$164.24
447
$73K
312,348
Lewis William / director, officer: Chair and CEO
12/18/2025
Sell
$169.58
1,938
$329K
304,324
Lewis William / director, officer: Chair and CEO
12/18/2025
Sell
$163.19
1,465
$239K
312,795
Lewis William / director, officer: Chair and CEO
12/18/2025
Sell
$168.54
2,175
$367K
306,262
Lewis William / director, officer: Chair and CEO
12/18/2025
Sell
$162.26
350
$57K
314,260
Lewis William / director, officer: Chair and CEO
12/18/2025
Sell
$167.29
1,431
$239K
308,437
Lewis William / director, officer: Chair and CEO
12/18/2025
Sell
$166.60
1,783
$297K
309,868
Lewis William / director, officer: Chair and CEO
12/18/2025
Sell
$171.20
51
$9K
303,911
Brosius Mark / officer: SVP & Chief Mfg and Supply Cha
12/12/2025
Sell
$547.36
4,500
$2.463M
907
Susi Roger E. / director, 10 percent owner, officer: CEO, PRESIDENT, CHAIRMAN
12/22/2025
Sell
$97.70
1,228
$120K
2.29M
Susi Roger E. / director, 10 percent owner, officer: CEO, PRESIDENT, CHAIRMAN
12/22/2025
Sell
$96.42
3,772
$364K
2.29M
MOORE WILLIAM M / director
12/16/2025
Buy
$1.01
2,000
$2K
251,550
Dizon Romeo R / officer: Chief Financial Officer
12/12/2025
Buy
$0.97
2,365
$2K
92,685
BAKER BROS. ADVISORS LP / director, 10 percent owner:
12/18/2025
Buy
$23.00
217,428
$5.001M
1.56M
BAKER BROS. ADVISORS LP / director, 10 percent owner:
12/18/2025
Buy
$23.00
2.39M
$54.999M
18.36M
Burrows Francis / officer: Chief Scientific Officer
12/18/2025
Sell
$9.78
23,726
$232K
33,735
SEIDENBERG BETH C / director
12/18/2025
Buy
$7.50
133,333
$1,000K
869,317
Westlake BioPartners Opportunity Fund I, L.P. / 10 percent owner
12/18/2025
Buy
$7.50
133,333
$1,000K
869,317
Walker Karen Marie / officer: Chief Technology Officer
12/15/2025
Sell
$12.20
23,998
$293K
22,636
Bessler Robert / director
12/22/2025
Sell
$7.04
850
$6K
1.32M
Bessler Robert / director
12/19/2025
Sell
$7.04
59,971
$422K
1.32M
Bessler Robert / director
12/15/2025
Sell
$7.00
6,186
$43K
1.38M
Bessler Robert / director
12/12/2025
Sell
$7.01
39,815
$279K
1.38M
Bessler Robert / director
12/22/2025
Sell
$7.04
851
$6K
1.43M
Bessler Robert / director
12/15/2025
Sell
$7.00
6,185
$43K
1.49M
Bessler Robert / director
12/19/2025
Sell
$7.04
59,971
$422K
1.44M
Bessler Robert / director
12/12/2025
Sell
$7.01
39,815
$279K
1.50M
Smith Stan / director
12/22/2025
Buy
$1.22
57,189
$70K
1.42M
Louie Ngar Yee / director
12/22/2025
Buy
$1.36
81,699
$111K
81,699
Louie Ngar Yee / director
12/22/2025
Buy
$1.22
81,699
$100K
1.25M
CHAOUKI STEVEN M / director
12/22/2025
Buy
$1.36
40,849
$56K
40,849
CHAOUKI STEVEN M / director
12/22/2025
Buy
$1.22
40,849
$50K
151,873
Smith Stan / director
12/22/2025
Buy
$1.36
57,189
$78K
57,189
Castagna Michael / director, officer: Chief Executive Officer
12/17/2025
Sell
$6.01
65,804
$395K
2.50M
Castagna Michael / director, officer: Chief Executive Officer
12/16/2025
Sell
$6.00
21,310
$128K
2.50M
Mozart Aggregator II LP / 10 percent owner
12/18/2025
Sell
$28.37
13.46M
$381.911M
143.19M
Carlyle Group Inc. / 10 percent owner
12/18/2025
Sell
$29.00
19.14M
$554.954M
145.92M
Ramasastry Saira / director
12/18/2025
Sell
$70.00
1,000
$70K
0
Ramasastry Saira / director
12/18/2025
Sell
$69.46
1,000
$69K
1,000
GREY MICHAEL G / director
12/19/2025
Sell
$78.00
50,000
$3.900M
0
Ramasastry Saira / director
12/22/2025
Sell
$80.00
5,000
$400K
0
AFEYAN NOUBAR / director
12/11/2025
Sell
$29.49
23,853
$703K
3,924
ROSENMAN HERM / director
12/12/2025
Sell
$226.62
14,372
$3.257M
54,389
Sheena Jonathan / director, other: CO-FOUNDER
12/17/2025
Sell
$228.28
130
$30K
222,966
Sheena Jonathan / director, other: CO-FOUNDER
12/19/2025
Sell
$224.74
200
$45K
23,082
Moshkevich Solomon / officer: PRESIDENT, CLINICALDIAGNOSTICS
12/12/2025
Sell
$230.76
4,692
$1.083M
113,065
Sheena Jonathan / director, other: CO-FOUNDER
12/17/2025
Sell
$227.44
1,348
$307K
223,096
ROSENMAN HERM / director
12/12/2025
Sell
$229.10
150
$34K
20,342
Sheena Jonathan / director, other: CO-FOUNDER
12/17/2025
Sell
$226.54
1,592
$361K
224,444
Sheena Jonathan / director, other: CO-FOUNDER
12/19/2025
Sell
$226.34
550
$124K
22,532
ROSENMAN HERM / director
12/12/2025
Sell
$228.49
11,987
$2.739M
20,492
Sheena Jonathan / director, other: CO-FOUNDER
12/19/2025
Sell
$226.36
550
$124K
22,532
ROSENMAN HERM / director
12/12/2025
Sell
$227.35
21,910
$4.981M
32,479
Sheena Jonathan / director, other: CO-FOUNDER
12/19/2025
Sell
$224.89
200
$45K
23,082
Norwalk Leslie V / director
12/16/2025
Sell
$155.09
1,190
$185K
6,239
Norwalk Leslie V / director
12/15/2025
Sell
$152.23
5,000
$761K
7,429
CLARK IAN T / director
12/19/2025
Sell
$30.48
41,840
$1.275M
0
Zojwalla Naseem / officer: Chief Medical Officer
12/19/2025
Sell
$28.93
12,921
$374K
103,997
CLARK IAN T / director
12/19/2025
Sell
$29.71
193,056
$5.736M
41,840
Zojwalla Naseem / officer: Chief Medical Officer
12/19/2025
Sell
$28.03
57,079
$1.600M
116,918
CLARK IAN T / director
12/19/2025
Sell
$28.83
29,904
$862K
234,896
Myles David C. / officer: CH. DISCOV. & NON-CLIN DEV OFF
12/19/2025
Sell
$31.39
6,046
$190K
551,881
Myles David C. / officer: CH. DISCOV. & NON-CLIN DEV OFF
12/19/2025
Sell
$30.40
43,729
$1.329M
557,927
Zojwalla Naseem / officer: Chief Medical Officer
12/23/2025
Sell
$27.66
99,509
$2.752M
4,488
Myles David C. / officer: CH. DISCOV. & NON-CLIN DEV OFF
12/19/2025
Sell
$28.08
1,225
$34K
601,656
Zojwalla Naseem / officer: Chief Medical Officer
12/22/2025
Sell
$28.04
100,000
$2.804M
53,997
Green Aaron / director, officer: Chief Executive Officer
11/18/2025
Sell
$1.20
61,555
$74K
1.80M
Leverone Jason A. / officer: Chief Financial Officer
12/22/2025
Sell
$2.97
302
$896
16,301
Saccomano Nicholas A / director, officer: President and CEO
12/22/2025
Sell
$2.97
87
$258
7,419
Stelmakh Edward / officer: Chief Finance & Strat Officer
12/19/2025
Sell
$13.51
1,388
$19K
126,830
NUSSDORF GLENN H / director
12/16/2025
Sell
$5.14
200,000
$1.027M
2.57M
LEVIN JEREMY M / director, officer: CEO
12/11/2025
Buy
$1.40
35,500
$50K
35,500
LEVIN JEREMY M / director, officer: CEO
12/11/2025
Buy
$1.40
47,333
$66K
47,333
Bose Arani / director
12/11/2025
Sell
$311.47
3,523
$1.097M
260,357
Bose Arani / director
12/11/2025
Sell
$310.50
2,082
$646K
263,880
Bose Arani / director
12/11/2025
Sell
$308.00
4
$1K
265,962
Bose Arani / director
12/11/2025
Sell
$307.10
520
$160K
265,966
Bose Arani / director
12/11/2025
Sell
$306.60
4,946
$1.516M
266,486
Bose Arani / director
12/11/2025
Sell
$305.19
2,030
$620K
271,432
Bose Arani / director
12/11/2025
Sell
$312.20
1,895
$592K
258,462
KIRK RANDAL J / director, 10 percent owner:
12/22/2025
Sell
$4.18
5,958
$25K
447,773
KIRK RANDAL J / director, 10 percent owner:
12/22/2025
Sell
$4.18
94,341
$394K
3.61M
KINDLER JEFFREY B / director
12/12/2025
Sell
$3.63
235,467
$856K
110,603
KIRK RANDAL J / director, 10 percent owner:
12/22/2025
Sell
$4.18
12,909
$54K
476,529
KIRK RANDAL J / director, 10 percent owner:
12/22/2025
Sell
$4.18
159,321
$666K
3.79M
KIRK RANDAL J / director, 10 percent owner:
12/22/2025
Sell
$4.18
956,200
$3.997M
4.60M
KIRK RANDAL J / director, 10 percent owner:
12/22/2025
Sell
$4.18
12,909
$54K
477,492
KIRK RANDAL J / director, 10 percent owner:
12/22/2025
Sell
$4.18
11,917
$50K
566,162
KIRK RANDAL J / director, 10 percent owner:
12/22/2025
Sell
$4.18
555,119
$2.320M
81.61M
KIRK RANDAL J / director, 10 percent owner:
12/22/2025
Sell
$4.18
42,702
$178K
1.59M
KIRK RANDAL J / director, 10 percent owner:
12/22/2025
Sell
$4.18
9,931
$42K
341,189
KIRK RANDAL J / director, 10 percent owner:
12/22/2025
Sell
$4.18
38,729
$162K
1.62M
Brown Melinda / director
12/15/2025
Buy
$4.97
1,381
$7K
23,346
Frankel Stanley / director
12/16/2025
Buy
$4.70
2,700
$13K
19,478
Germano Geno J / director
12/16/2025
Buy
$4.72
3,000
$14K
23,883
Livingston Mark S. / officer: CHIEF FINANCIAL OFFICER
12/11/2025
Sell
$25.50
459
$12K
46,983
Bashan Dror / director, officer: PRESIDENT AND CEO
12/19/2025
Buy
$1.81
56,000
$101K
188,516
Hawkins Jeffrey Alan / director, officer: President & CEO
12/22/2025
Sell
$1.28
23,707
$30K
2.58M
Keyes Jeffry R. / officer: Chief Financial Officer
12/22/2025
Sell
$1.28
8,627
$11K
1.16M
Vieceli John S. / officer: Chief Product Officer
12/22/2025
Sell
$1.28
21,927
$28K
800,973
LaPointe Christian / officer: GC & Corp. Secretary
12/22/2025
Sell
$1.28
11,951
$15K
948,855
Ceesay Abraham / director, officer: Chief Executive Officer
12/17/2025
Sell
$31.04
600
$19K
567,913
Ceesay Abraham / director, officer: Chief Executive Officer
12/17/2025
Sell
$30.04
2,792
$84K
568,513
Ceesay Abraham / director, officer: Chief Executive Officer
12/17/2025
Sell
$28.84
2,441
$70K
571,305
Ceesay Abraham / director, officer: Chief Executive Officer
12/17/2025
Sell
$31.04
515
$16K
30,895
Ceesay Abraham / director, officer: Chief Executive Officer
12/17/2025
Sell
$30.04
2,421
$73K
31,410
Ceesay Abraham / director, officer: Chief Executive Officer
12/17/2025
Sell
$28.84
2,147
$62K
33,831
Shenouda Maged / officer: Chief Financial Officer
12/15/2025
Buy
$4.12
11,665
$48K
800,000
TRAVERSA SERGIO / director, officer: Chief Executive Officer
12/15/2025
Buy
$4.12
27,500
$113K
1.30M
Bagai Shaun / director, officer: Chief Executive Officer
12/17/2025
Buy
$0.85
5,000
$4K
335,040
Bagai Shaun / director, officer: Chief Executive Officer
12/18/2025
Buy
$0.90
5,000
$5K
340,040
Agah Ramtin / director, officer: Chief Medical Officer
12/16/2025
Buy
$0.85
12,000
$10K
778,460
DAWES KAREN A / director
12/17/2025
Sell
$161.00
275
$44K
91,821
Anders Jack / officer: Chief Financial Officer
12/16/2025
Sell
$77.09
3,104
$239K
108,065
Horn Margaret A / officer: Chief Operating Officer
12/16/2025
Sell
$76.82
4,847
$372K
141,053
Kelsey Stephen Michael / officer: See Remarks
12/16/2025
Sell
$76.82
5,447
$418K
278,600
GOLDSMITH MARK A / director, officer: See Remarks
12/16/2025
Sell
$76.82
15,394
$1.183M
232,469
Cislini Jeff / officer: General Counsel
12/16/2025
Sell
$76.82
2,688
$206K
47,884
Karnawat Sunil Ratilal / officer: Chief Commercial Officer
12/15/2025
Buy
$1.62
12,000
$19K
71,442
Karnawat Sunil Ratilal / officer: Chief Commercial Officer
12/15/2025
Buy
$1.60
100
$160
71,542
ROBERTS BRIAN KENNETH / officer: Chief Medical Officer
12/16/2025
Buy
$1.70
28,000
$48K
308,352
Elam Nevan C / director, officer: CEO
12/15/2025
Buy
$1.59
32,000
$51K
641,119
Hogenhuis Wladimir / director
12/16/2025
Buy
$1.69
5,650
$10K
119,675
Evans Daron / officer: CFO
12/15/2025
Buy
$1.79
2,500
$4K
7,000
Evans Daron / officer: CFO
12/15/2025
Buy
$1.79
2,500
$4K
7,000
Evans Daron / officer: CFO
12/15/2025
Buy
$1.77
40,000
$71K
415,900
MANCHESTER KEITH S / director
12/16/2025
Sell
$23.08
642,282
$14.824M
17.13M
Gold Daniel Allen / director
12/16/2025
Sell
$22.93
275,000
$6.306M
17.77M
Gline Matthew / director, officer: CEO
12/15/2025
Sell
$21.68
943,527
$20.456M
18.62M
Ramaswamy Vivek / 10 percent owner
12/11/2025
Sell
$21.64
774,142
$16.752M
34.75M
MANCHESTER KEITH S / director
12/16/2025
Sell
$22.93
275,000
$6.306M
17.77M
Ramaswamy Vivek / 10 percent owner
12/12/2025
Sell
$21.96
1.98M
$43.390M
36.35M
Gold Daniel Allen / director
12/17/2025
Sell
$23.17
189,538
$4.392M
16.35M
Gold Daniel Allen / director
12/17/2025
Sell
$23.02
155,076
$3.570M
16.54M
Gline Matthew / director, officer: CEO
12/15/2025
Sell
$21.68
230,357
$4.994M
17.29M
Sukhatme Mayukh / director, officer: President & CIO
12/17/2025
Sell
$23.09
26,831
$620K
18.87M
Gold Daniel Allen / director
12/17/2025
Sell
$23.05
432,718
$9.974M
16.70M
Gold Daniel Allen / director
12/16/2025
Sell
$23.08
642,282
$14.824M
17.13M
Gline Matthew / director, officer: CEO
12/15/2025
Sell
$21.68
566,116
$12.273M
18.08M
Ramaswamy Vivek / 10 percent owner
12/15/2025
Sell
$22.05
353,745
$7.800M
34.13M
Urist Marshall / officer: EVP, Research & Investments
12/19/2025
Sell
$38.38
20,000
$768K
120,000
Estepan Ian Michael / officer: Chief Operating Officer
12/16/2025
Sell
$22.31
13,187
$294K
193,300
Peng Katie / director
12/16/2025
Sell
$44.63
280
$12K
32,908
Peng Katie / director
12/16/2025
Sell
$43.88
726
$32K
33,188
Baird Jennifer A / director
12/19/2025
Buy
$0.24
4,200
$987
36,200
Opaleye Management Inc. / 10 percent owner
12/17/2025
Buy
$40.37
2,735
$110K
374,530
Mottola Frank / officer: SVP, Chief Tech. Ops. Officer
12/19/2025
Sell
$50.47
15,000
$757K
15,496
Mottola Frank / officer: SVP, Chief Tech. Ops. Officer
12/19/2025
Sell
$50.22
5,000
$251K
15,496
Bhatt Padmanabh P. / officer: Sr. VP of IP, CSO
12/18/2025
Sell
$44.44
710
$32K
14,508
Margolin Gil / officer: Chief Technology Officer
12/11/2025
Sell
$3.26
14,542
$47K
207,712
LINK WILLIAM J PHD / director
12/15/2025
Sell
$81.50
4,766
$388K
0
Whitfield Dianne C. / officer: Chief Human Resources Officer
12/16/2025
Sell
$80.10
7,397
$593K
38,958
LINK WILLIAM J PHD / director
12/15/2025
Sell
$80.71
5,680
$458K
4,766
LINK WILLIAM J PHD / director
12/15/2025
Sell
$82.39
1,148
$95K
128,832
LINK WILLIAM J PHD / director
12/15/2025
Sell
$81.75
6,306
$516K
129,980
LINK WILLIAM J PHD / director
12/15/2025
Sell
$80.80
5,046
$408K
136,286
Phelps Erik / officer: EVP & Chief Admin & Legal Off
12/16/2025
Sell
$67.42
1,302
$88K
89,280
MIGNONE ROBERTO / director
12/16/2025
Sell
$30.24
77,400
$2.341M
367,600
Weiss Amir / officer: Chief Accounting Officer
12/16/2025
Sell
$30.20
12,300
$372K
5,650
Hively Brad / director
12/15/2025
Sell
$3.77
13,333
$50K
683,721
Calvin Sandra / officer: SVP, CHIEF ACCOUNTING OFFICER
12/15/2025
Sell
$36.00
2,910
$105K
45,635
MORE ROBERT J / director
12/19/2025
Sell
$25.00
10,000
$250K
3.82M
Bensen Daniel / officer: Chief Discovery Officer
12/12/2025
Sell
$22.64
8,000
$181K
162,981
ROTHBLATT MARTINE A / director, officer: Chairperson & CEO
12/17/2025
Sell
$501.35
2,500
$1.253M
130
PATUSKY CHRISTOPHER / director
12/15/2025
Sell
$495.95
1,000
$496K
1,490
Thompson Tommy G / director
12/18/2025
Sell
$500.59
910
$456K
8,480
ROTHBLATT MARTINE A / director, officer: Chairperson & CEO
12/19/2025
Sell
$507.61
1,500
$761K
130
ROTHBLATT MARTINE A / director, officer: Chairperson & CEO
12/18/2025
Sell
$509.42
500
$255K
1,630
ROTHBLATT MARTINE A / director, officer: Chairperson & CEO
12/19/2025
Sell
$505.45
500
$253K
1,630
ROTHBLATT MARTINE A / director, officer: Chairperson & CEO
12/18/2025
Sell
$507.24
2,000
$1.014M
2,130
ROTHBLATT MARTINE A / director, officer: Chairperson & CEO
12/18/2025
Sell
$510.86
1,500
$766K
130
ROTHBLATT MARTINE A / director, officer: Chairperson & CEO
12/17/2025
Sell
$500.52
1,500
$751K
2,630
Mohan Raju / director, officer: CEO AND PRESIDENT
12/18/2025
Sell
$7.72
47,345
$365K
2.37M
Nuss John / officer: CHIEF SCIENTIFIC OFFICER
12/18/2025
Sell
$7.72
12,675
$98K
489,481
ENRIGHT PATRICK G / director
12/11/2025
Buy
$42.50
5,882
$250K
5,882
Williams Gregg / director, 10 percent owner:
12/15/2025
Buy
$1.12
1.47M
$1.650M
24.56M
Williams Gregg / director, 10 percent owner:
12/15/2025
Buy
$1.26
264,551
$333K
24.83M
Sinclair III Eric L. (Ric) / officer: Chief Business Officer
12/22/2025
Sell
$32.82
9,701
$318K
474,826