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 |
2021-08-10 Purchase |
2021-08-10 4:02 pm |
Erasca Inc. | ERAS | Chen Bihua Director |
200,000 | $22.1 | $4,420,000 | 10,672,219 (Indirect Direct) |
View |
2021-07-26 Sale |
2021-08-10 4:02 pm |
Erasca Inc. | ERAS | Chen Bihua Director |
200,000 | $18.77 | $3,753,000 | 10,672,219 (Indirect Direct) |
View |
2021-07-20 Purchase |
2021-07-22 4:10 pm |
Erasca Inc. | ERAS | Chen Bihua Cormorant Global Healthcare Master Fund LP Cormorant Asset Management LP Cormorant Private Healthcare Fund II LP Director |
950,000 | $16 | $15,200,000 | 10,672,219 (Indirect Direct) |
View |
2021-07-20 Purchase |
2021-07-20 8:57 pm |
Erasca Inc. | ERAS | Garner Ebun General Counsel |
900 | $16 | $14,400 | 900 (Direct) |
View |
2021-07-20 Purchase |
2021-07-20 8:49 pm |
Erasca Inc. | ERAS | Start Valerie Denise Harding Director |
2,000 | $16 | $32,000 | 2,000 (Direct) |
View |
2021-07-20 Purchase |
2021-07-20 8:46 pm |
Erasca Inc. | ERAS | Multani Pratik S Director |
6,200 | $16 | $99,200 | 172,866 (Direct) |
View |
2021-07-20 Purchase |
2021-07-20 8:43 pm |
Erasca Inc. | ERAS | Hambleton Julie Director |
6,000 | $16 | $96,000 | 6,000 (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 |
2022-02-01 Other |
2022-02-03 7:56 pm |
N/A N/A |
Erasca Inc. | ERAS | Garner Ebun General Counsel & Corp. Sec. |
990 | $11.6 | 173,990 (Direct) |
View |
2022-02-01 Option Award |
2022-02-03 7:56 pm |
N/A 2032-01-31 |
Erasca Inc. | ERAS | Garner Ebun General Counsel & Corp. Sec. |
171,110 | $0 | 173,990 (Direct) |
View |
2022-02-01 Other |
2022-02-03 7:54 pm |
N/A N/A |
Erasca Inc. | ERAS | Wei Lin Chief Medical Officer |
1,562 | $11.6 | 587,724 (Direct) |
View |
2022-02-01 Option Award |
2022-02-03 7:54 pm |
N/A 2032-01-31 |
Erasca Inc. | ERAS | Wei Lin Chief Medical Officer |
272,100 | $0 | 587,724 (Direct) |
View |
2022-02-01 Option Award |
2022-02-03 7:51 pm |
N/A 2032-01-31 |
Erasca Inc. | ERAS | Lim Jonathan E Chairman & CEO |
791,000 | $0 | 791,000 (Direct) |
View |
2022-02-01 Other |
2022-02-03 7:39 pm |
N/A N/A |
Erasca Inc. | ERAS | Chacko David M. Chief Financial Officer |
1,562 | $11.6 | 605,185 (Direct) |
View |
2022-02-01 Option Award |
2022-02-03 7:39 pm |
N/A 2032-01-31 |
Erasca Inc. | ERAS | Chacko David M. Chief Financial Officer |
366,125 | $0 | 605,185 (Direct) |
View |
2021-07-20 Conversion |
2021-07-22 4:10 pm |
N/A N/A |
Erasca Inc. | ERAS | Chen Bihua Cormorant Global Healthcare Master Fund LP Cormorant Asset Management LP Cormorant Private Healthcare Fund II LP Director |
19,111,106 | $0 | 10,672,219 (Indirect) |
View |
2021-07-20 Conversion |
2021-07-20 8:58 pm |
N/A N/A |
Erasca Inc. | ERAS | Lim Jonathan E Lim Conyee T. City Hill LLC See Remarks 10% Owner |
23,268,118 | $0 | 11,899,360 (Indirect) |
View |
2021-07-20 Conversion |
2021-07-20 8:56 pm |
N/A N/A |
Erasca Inc. | ERAS | Casdin Alexander W. Director |
1,980,000 | $0 | 1,087,500 (Direct) |
View |
2021-07-20 Conversion |
2021-07-20 8:53 pm |
N/A N/A |
Erasca Inc. | ERAS | ARCH Venture Partners X LLC ARCH Venture Fund X L.P. ARCH Venture Fund X Overage L.P. ARCH Venture Partners X L.P. ARCH Venture Partners X Overage L.P. NELSEN ROBERT CRANDELL KEITH Burow Kristina GILLIS STEVEN 10% Owner |
18,794,443 | $0 | 5,527,777 (Indirect) |
View |
Ownership(A) |
2021-07-16 5:59 pm |
N/A 2031-04-11 |
Erasca Inc. | ERAS | Chen Bihua Cormorant Asset Management LP Cormorant Global Healthcare Master Fund LP Cormorant Private Healthcare Fund II LP Director 10% Owner |
0 | $0 | 166,666 (Direct) |
View |
Ownership |
2021-07-15 9:42 pm |
N/A N/A |
Erasca Inc. | ERAS | Multani Pratik S Director |
0 | $0 | 187,499 (Direct) |
View |
Ownership |
2021-07-15 9:40 pm |
N/A 2031-04-18 |
Erasca Inc. | ERAS | Garner Ebun General Counsel |
0 | $0 | 609,166 (Direct) |
View |
Ownership |
2021-07-15 9:40 pm |
N/A 2030-08-31 |
Erasca Inc. | ERAS | Varney Michael David Director |
0 | $0 | 374,999 (Direct) |
View |
Ownership |
2021-07-15 9:37 pm |
N/A N/A |
Erasca Inc. | ERAS | Wei Lin Chief Medical Officer |
0 | $0 | 1,145,833 (Direct) |
View |
Ownership |
2021-07-15 9:37 pm |
N/A N/A |
Erasca Inc. | ERAS | Bristol James Arthur Director |
0 | $0 | 187,500 (Direct) |
View |
Ownership |
2021-07-15 9:36 pm |
N/A N/A |
Erasca Inc. | ERAS | Chacko David M. Chief Financial Officer |
0 | $0 | 1,132,562 (Direct) |
View |
Ownership |
2021-07-15 9:32 pm |
N/A N/A |
Erasca Inc. | ERAS | Lim Jonathan E Lim Conyee T. City Hill LLC See Remarks 10% Owner |
0 | $0 | 32,055,582 (Indirect) |
View |
Ownership |
2021-07-15 9:32 pm |
N/A 2029-06-24 |
Erasca Inc. | ERAS | Start Valerie Denise Harding Director |
0 | $0 | 187,500 (Direct) |
View |
Ownership |
2021-07-15 9:31 pm |
N/A N/A |
Erasca Inc. | ERAS | Casdin Alexander W. Director |
0 | $0 | 1,087,500 (Direct) |
View |
Ownership |
2021-07-15 9:27 pm |
N/A 2031-04-11 |
Erasca Inc. | ERAS | Hambleton Julie Director |
0 | $0 | 166,666 (Direct) |
View |
Ownership |
2021-07-15 9:06 pm |
N/A N/A |
Erasca Inc. | ERAS | ARCH Venture Partners X LLC ARCH Venture Fund X L.P. ARCH Venture Fund X Overage L.P. ARCH Venture Partners X L.P. ARCH Venture Partners X Overage L.P. NELSEN ROBERT CRANDELL KEITH Burow Kristina GILLIS STEVEN 10% Owner |
0 | $0 | 11,055,554 (Indirect) |
View |
Ownership |
2021-07-15 4:40 pm |
N/A N/A |
Erasca Inc. | ERAS | Chen Bihua Cormorant Global Healthcare Master Fund LP Cormorant Private Healthcare Fund II LP Cormorant Asset Management LP Director 10% Owner |
0 | $0 | 9,555,553 (Indirect) |
View |