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 |
2020-11-24 Purchase |
2020-11-27 5:23 pm |
BIOLIFE SOLUTIONS INC | BLFS | Casdin Partners Master Fund L.P. Casdin Capital LLC Casdin Partners GP LLC Casdin Eli 10% Owner |
1,600,000 | $22.5 | $36,000,000 | 7,440,107 (Direct) |
View |
2020-07-01 Purchase |
2020-07-02 4:48 pm |
BIOLIFE SOLUTIONS INC | BLFS | Casdin Partners Master Fund L.P. Casdin Capital LLC Casdin Partners GP LLC Casdin Eli 10% Owner |
990,583 | $14.5 | $14,363,454 | 5,840,107 (Direct) |
View |
2020-06-16 Purchase |
2020-06-18 5:29 pm |
Generation Bio Co. | GBIO | Casdin Capital LLC Casdin Eli 10% Owner |
650,000 | $19 | $12,350,000 | 1,611,215 (Indirect) |
View |
2020-05-22 Purchase |
2020-05-26 1:54 pm |
BIOLIFE SOLUTIONS INC | BLFS | Casdin Partners Master Fund L.P. Casdin Capital LLC Casdin Partners GP LLC Casdin Eli 10% Owner |
476,191 | $10.5 | $5,000,006 | 4,849,524 (Direct) |
View |
2020-05-14 Purchase |
2020-05-18 4:47 pm |
BIOLIFE SOLUTIONS INC | BLFS | Casdin Partners Master Fund L.P. Casdin Capital LLC Casdin Partners GP LLC Casdin Eli 10% Owner |
1,904,762 | $10.5 | $20,000,001 | 4,373,333 (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 |
Ownership |
2021-04-06 9:55 pm |
N/A N/A |
CM Life Sciences III Inc. | CMLT | CMLS Holdings III LLC C-LSH III LLC M-LSH III LLC Casdin Eli Meister Keith A. 10% Owner |
0 | $0 | 13,700,000 (Direct) |
View |
Ownership |
2021-02-22 9:52 pm |
N/A N/A |
CM Life Sciences II Inc. | CMII | CMLS Holdings II LLC C-LSH II LLC M-LSH II LLC Casdin Eli Meister Keith A. 10% Owner |
0 | $0 | 6,900,000 (Direct) |
View |
Ownership |
2020-09-01 3:45 pm |
N/A N/A |
CM Life Sciences Inc. | CMLF | CMLS Holdings LLC C-LSH LLC M-LSH LLC Casdin Eli Meister Keith A. 10% Owner |
0 | $0 | 9,987,500 (Direct) |
View |
2020-07-23 Option Award |
2020-07-24 4:29 pm |
N/A N/A |
EXACT SCIENCES CORP | EXAS | Casdin Eli Director |
2,558 | $0 | 9,270 (Direct) |
View |
2020-06-16 Conversion |
2020-06-18 5:29 pm |
N/A N/A |
Generation Bio Co. | GBIO | Casdin Capital LLC Casdin Eli 10% Owner |
2,510,125 | $0 | 1,611,215 (Indirect) |
View |
Ownership |
2020-06-11 8:35 pm |
N/A N/A |
Generation Bio Co. | GBIO | Casdin Capital LLC Casdin Eli 10% Owner |
0 | $0 | 961,214 (Indirect) |
View |