Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2022-01-04 Sale |
2022-01-05 4:30 pm |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
15,000 | $31.66 | $474,968 | 127,292 (Direct) |
View |
2021-12-17 Sale |
2021-12-17 4:28 pm |
C4 Therapeutics Inc. | CCCC | Salter Malcolm Director |
755 | $30.25 | $22,839 | 10,952 (Direct) |
View |
2021-11-19 Sale |
2021-11-19 4:30 pm |
C4 Therapeutics Inc. | CCCC | Salter Malcolm Director |
755 | $40.11 | $30,283 | 11,707 (Direct) |
View |
2021-10-15 Sale |
2021-10-15 4:36 pm |
C4 Therapeutics Inc. | CCCC | Salter Malcolm Director |
755 | $44.94 | $33,930 | 12,462 (Direct) |
View |
2021-10-01 Sale |
2021-10-05 4:53 pm |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
15,000 | $45.43 | $681,438 | 168,108 (Direct) |
View |
2021-09-27 Sale |
2021-09-29 6:33 pm |
C4 Therapeutics Inc. | CCCC | Prokupets Elena Director |
1,850 | $50.04 | $92,573 | 503,126 (Indirect) |
View |
2021-09-22 Sale |
2021-09-24 4:51 pm |
C4 Therapeutics Inc. | CCCC | Prokupets Elena Director |
32,743 | $50.28 | $1,646,251 | 504,437 (Indirect) |
View |
2021-09-17 Sale |
2021-09-21 7:26 pm |
C4 Therapeutics Inc. | CCCC | Prokupets Elena Director |
21,161 | $50.09 | $1,059,956 | 526,364 (Indirect) |
View |
2021-09-17 Sale |
2021-09-21 7:25 pm |
C4 Therapeutics Inc. | CCCC | Salter Malcolm Director |
755 | $49.89 | $37,667 | 12,917 (Direct) |
View |
2021-09-14 Sale |
2021-09-16 7:31 pm |
C4 Therapeutics Inc. | CCCC | Prokupets Elena Director |
81,676 | $48.78 | $3,984,396 | 510,385 (Indirect) |
View |
2021-09-10 Sale |
2021-09-14 4:10 pm |
C4 Therapeutics Inc. | CCCC | Prokupets Elena Director |
9,210 | $50.05 | $460,985 | 588,223 (Indirect) |
View |
2021-09-10 Sale |
2021-09-14 4:08 pm |
C4 Therapeutics Inc. | CCCC | Siegel Jolie Chief Legal Officer |
12,500 | $50 | $625,000 | 271,321 (Direct) |
View |
2021-08-20 Sale |
2021-08-24 5:01 pm |
C4 Therapeutics Inc. | CCCC | Salter Malcolm Director |
755 | $40.73 | $30,751 | 13,672 (Direct) |
View |
2021-08-03 Sale |
2021-08-05 7:35 pm |
C4 Therapeutics Inc. | CCCC | Prokupets Elena Director |
14,407 | $45.16 | $650,587 | 681,447 (Indirect) |
View |
2021-08-03 Sale |
2021-08-05 7:34 pm |
C4 Therapeutics Inc. | CCCC | Fisher Stewart Chief Scientific Officer |
17,057 | $45.01 | $767,812 | 22,744 (Direct) |
View |
2021-07-29 Sale |
2021-08-02 6:49 pm |
C4 Therapeutics Inc. | CCCC | Siegel Jolie Chief Legal Officer |
12,500 | $45 | $562,500 | 283,821 (Direct) |
View |
2021-07-29 Sale |
2021-08-02 6:47 pm |
C4 Therapeutics Inc. | CCCC | Prokupets Elena Director |
15,593 | $45.01 | $701,774 | 695,854 (Indirect) |
View |
2021-07-29 Sale |
2021-08-02 6:46 pm |
C4 Therapeutics Inc. | CCCC | Fisher Stewart Chief Scientific Officer |
68,315 | $45 | $3,074,387 | 39,801 (Direct) |
View |
2021-07-29 Sale |
2021-08-02 6:44 pm |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
15,000 | $45 | $675,000 | 183,108 (Direct) |
View |
2021-07-16 Sale |
2021-07-19 4:30 pm |
C4 Therapeutics Inc. | CCCC | Salter Malcolm Director |
755 | $37.37 | $28,214 | 14,427 (Direct) |
View |
2021-07-01 Sale |
2021-07-06 8:00 pm |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
15,000 | $37.98 | $569,666 | 142,292 (Direct) |
View |
2021-06-18 Sale |
2021-06-21 8:23 pm |
C4 Therapeutics Inc. | CCCC | Salter Malcolm Director |
755 | $37.19 | $28,078 | 14,843 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2022-01-04 Option Award |
2022-01-18 4:30 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Salter Malcolm Director |
428 | $31.58 | 11,380 (Direct) |
View |
2022-01-04 Option Award |
2022-01-18 4:30 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Dubin Glenn Director |
199 | $31.58 | 791,101 (Direct) |
View |
2022-01-04 Option Award |
2022-01-18 4:30 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | COHEN MARC A Director |
657 | $31.58 | 1,975,381 (Direct) |
View |
2022-01-04 Option Award |
2022-01-18 4:30 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | COHEN ALAIN J Director |
318 | $31.58 | 1,804,864 (Direct) |
View |
2022-01-04 Option Award |
2022-01-18 4:30 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Anderson Kenneth Carl Director |
278 | $31.58 | 289,562 (Direct) |
View |
2022-01-04 Exercise |
2022-01-05 4:30 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
15,000 | $6.49 | 127,292 (Direct) |
View |
2022-01-04 Exercise |
2022-01-05 4:30 pm |
N/A 2029-04-08 |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
15,000 | $0 | 127,292 (Direct) |
View |
2021-12-22 Exercise |
2021-12-23 4:10 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
5,000 | $6.49 | 142,292 (Direct) |
View |
2021-12-22 Exercise |
2021-12-23 4:10 pm |
N/A 2029-04-08 |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
5,000 | $0 | 142,292 (Direct) |
View |
2021-12-08 Exercise |
2021-12-10 4:30 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Fisher Stewart Chief Scientific Officer |
17,786 | $3.71 | 285,028 (Direct) |
View |
2021-12-08 Exercise |
2021-12-10 4:30 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Fisher Stewart Chief Scientific Officer |
403 | $4.98 | 285,028 (Direct) |
View |
2021-12-08 Exercise |
2021-12-10 4:30 pm |
N/A 2026-07-12 |
C4 Therapeutics Inc. | CCCC | Fisher Stewart Chief Scientific Officer |
20,562 | $0 | 285,028 (Direct) |
View |
2021-12-08 Exercise |
2021-12-10 4:30 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Fisher Stewart Chief Scientific Officer |
2,373 | $2.11 | 285,028 (Direct) |
View |
2021-10-08 Exercise |
2021-10-12 4:30 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
10,000 | $6.49 | 142,292 (Direct) |
View |
2021-10-08 Exercise |
2021-10-12 4:30 pm |
N/A 2029-04-08 |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
10,000 | $0 | 142,292 (Direct) |
View |
2021-10-04 Option Award |
2021-10-05 4:56 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Salter Malcolm Director |
300 | $44.99 | 13,217 (Direct) |
View |
2021-10-04 Option Award |
2021-10-05 4:55 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Dubin Glenn Director |
138 | $44.99 | 790,902 (Direct) |
View |
2021-10-04 Option Award |
2021-10-05 4:55 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | COHEN MARC A Director |
461 | $44.99 | 1,974,724 (Direct) |
View |
2021-10-04 Option Award |
2021-10-05 4:54 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | COHEN ALAIN J Director |
222 | $44.99 | 1,804,546 (Direct) |
View |
2021-10-04 Option Award |
2021-10-05 4:53 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Anderson Kenneth Carl Director |
194 | $44.99 | 289,284 (Direct) |
View |
2021-10-01 Exercise |
2021-10-05 4:53 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
15,000 | $4.98 | 168,108 (Direct) |
View |
2021-10-01 Exercise |
2021-10-05 4:53 pm |
N/A 2030-07-02 |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
15,000 | $0 | 168,108 (Direct) |
View |
2021-09-10 Exercise |
2021-09-14 4:08 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Siegel Jolie Chief Legal Officer |
12,500 | $4.98 | 271,321 (Direct) |
View |
2021-09-10 Exercise |
2021-09-14 4:08 pm |
N/A 2030-07-02 |
C4 Therapeutics Inc. | CCCC | Siegel Jolie Chief Legal Officer |
12,500 | $0 | 271,321 (Direct) |
View |
2021-07-02 Option Award |
2021-08-20 4:30 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Dubin Glenn Director |
157 | $39.72 | 790,764 (Direct) |
View |
2021-07-29 Exercise |
2021-08-02 6:49 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Siegel Jolie Chief Legal Officer |
12,500 | $4.98 | 283,821 (Direct) |
View |
2021-07-29 Exercise |
2021-08-02 6:49 pm |
N/A 2030-07-02 |
C4 Therapeutics Inc. | CCCC | Siegel Jolie Chief Legal Officer |
12,500 | $0 | 283,821 (Direct) |
View |
2021-07-29 Exercise |
2021-08-02 6:44 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
15,000 | $4.98 | 183,108 (Direct) |
View |
2021-07-29 Exercise |
2021-08-02 6:44 pm |
N/A 2030-07-02 |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
15,000 | $0 | 183,108 (Direct) |
View |
2021-07-02 Option Award |
2021-07-07 4:30 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | COHEN MARC A Director |
522 | $39.72 | 1,974,263 (Direct) |
View |
2021-07-02 Option Award |
2021-07-07 4:30 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | COHEN ALAIN J Director |
251 | $39.72 | 1,804,324 (Direct) |
View |
2021-07-02 Option Award |
2021-07-07 4:30 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Anderson Kenneth Carl Director |
220 | $39.72 | 289,090 (Direct) |
View |
2021-07-02 Option Award |
2021-07-07 4:30 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Salter Malcolm Director |
339 | $39.72 | 15,182 (Direct) |
View |
2021-07-01 Exercise |
2021-07-06 8:00 pm |
N/A N/A |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
15,000 | $6.5 | 142,292 (Direct) |
View |
2021-07-01 Exercise |
2021-07-06 8:00 pm |
N/A 2029-04-08 |
C4 Therapeutics Inc. | CCCC | Crystal Adam Chief Medical Officer |
15,000 | $0 | 142,292 (Direct) |
View |