InsiderClue
Stocks · Health care · Biological Products, (No Diagnostic Substances)

C4 Therapeutics, Inc.

CCCC Clue Score37
United States Fiscal year ends December CIK 0001662579 Results filed 5 Nov 2026
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What the insiders did Net selling

Individual transactions

26
Insider
Date
Role
Action
Shares
Price
Amount
Kenneth Carl Anderson
1 Jun 2026
Director
Exercised, kept
1,070
$2.11
$2.26K
Kenneth Carl Anderson
6 Jan 2023
Director
Exercised, kept
444
$4.98
$2.21K
Kenneth Carl Anderson
6 Jan 2023
Director
Exercised, kept
268
$2.11
$565.48
Kenneth Carl Anderson
3 Oct 2022
Director
Exercised, kept
445
$4.98
$2.22K
Kenneth Carl Anderson
3 Oct 2022
Director
Exercised, kept
267
$2.11
$563.37
Kenneth Carl Anderson
15 Jul 2022
Director
Exercised, kept
889
$4.98
$4.43K
Kenneth Carl Anderson
15 Jul 2022
Director
Exercised, kept
535
$2.11
$1.13K
Stewart Fisher
12 Apr 2022
Chief Scientific Officer
Exercised, kept
25,928
$4.98
$129.12K
Stewart Fisher
12 Apr 2022
Chief Scientific Officer
Exercised, kept
2,156
$3.71
$8.00K
Kenneth Carl Anderson
26 Jan 2022
Director
Exercised, kept
1,334
$4.98
$6.64K
Kenneth Carl Anderson
26 Jan 2022
Director
Exercised, kept
803
$2.11
$1.69K
Adam Crystal
22 Dec 2021
Chief Medical Officer
Exercised, kept
5,000
$6.49
$32.45K
Stewart Fisher
8 Dec 2021
Chief Scientific Officer
Exercised, kept
403
$4.98
$2.01K
Stewart Fisher
8 Dec 2021
Chief Scientific Officer
Exercised, kept
17,786
$3.71
$65.99K
Stewart Fisher
8 Dec 2021
Chief Scientific Officer
Exercised, kept
2,373
$2.11
$5.01K
Adam Crystal
8 Oct 2021
Chief Medical Officer
Exercised, kept
10,000
$6.49
$64.90K
Kenneth Carl Anderson
14 Apr 2021
Director
Exercised, kept
444
$4.98
$2.21K
Kenneth Carl Anderson
14 Apr 2021
Director
Exercised, kept
267
$2.11
$563.37
Marc A Cohen
18 Feb 2021
Director
Exercised, kept
536
$2.11
$1.13K
Stewart Fisher
3 Feb 2021
Chief Scientific Officer
Exercised, kept
5,929
$3.71
$22.00K
Stewart Fisher
3 Feb 2021
Chief Scientific Officer
Exercised, kept
2,371
$2.11
$5.00K
Kenneth Carl Anderson
22 Jan 2021
Director
Exercised, kept
889
$4.98
$4.43K
Kenneth Carl Anderson
22 Jan 2021
Director
Exercised, kept
121
$2.11
$255.31
Kenneth Carl Anderson
22 Jan 2021
Director
Exercised, kept
538
$2.11
$1.14K
Stewart Fisher
11 Dec 2020
Chief Scientific Officer
Exercised, kept
9,701
$3.71
$35.99K
Stewart Fisher
11 Dec 2020
Chief Scientific Officer
Exercised, kept
4,743
$2.11
$10.01K
Show all 85 transactions →

What was left out

Form 4 filings counted 260
Amendments (4/A) skipped 8
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 2
Sales straight out of an exercise 12
Sales at will 40
Transactions with no price 0
Shares from compensation/vesting 14,138,520
Sales filed before the plan box existed 39
History held since 5 Oct 2020