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 |
2025-01-02 Sale |
2025-01-06 7:30 pm |
BICYCLE THERAPEUTICS PLC | BCYC | Arroyo Santiago CHIEF DEVELOPMENT OFFICER |
4,943 | $14.09 | $69,647 | 156,057 (Direct) |
View |
2020-10-01 Sale |
2020-10-01 4:56 pm |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
26 | $0 | $0 | 0 (Direct) |
View |
2020-08-04 Sale |
2020-08-06 4:19 pm |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
34,636 | $32.25 | $1,117,049 | 110,450 (Direct) |
View |
2020-07-29 Sale |
2020-07-30 7:29 pm |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
39,618 | $30 | $1,188,540 | 144,992 (Direct) |
View |
2020-07-28 Sale |
2020-07-28 5:24 pm |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
681 | $30 | $20,430 | 8,848 (Direct) |
View |
2020-07-21 Sale |
2020-07-23 4:07 pm |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
51,906 | $34.53 | $1,792,526 | 185,291 (Direct) |
View |
2020-07-20 Sale |
2020-07-21 4:03 pm |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
1,561 | $33.95 | $52,996 | 60,279 (Direct) |
View |
2020-07-15 Sale |
2020-07-16 4:28 pm |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
51,354 | $35.35 | $1,815,364 | 235,258 (Direct) |
View |
2020-06-30 Sale |
2020-07-01 9:15 pm |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
6,812 | $35.1 | $239,101 | 90,538 (Direct) |
View |
2020-06-12 Sale |
2020-06-15 5:26 pm |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
6,756 | $30.16 | $203,761 | 67,350 (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 |
2025-01-02 Option Award |
2025-01-06 7:30 pm |
N/A 2035-01-02 |
BICYCLE THERAPEUTICS PLC | BCYC | Arroyo Santiago CHIEF DEVELOPMENT OFFICER |
122,000 | $0 | 156,057 (Direct) |
View |
2024-02-06 Option Award |
2024-02-08 4:42 pm |
N/A 2034-02-06 |
BICYCLE THERAPEUTICS plc | BCYC | Arroyo Santiago CHIEF DEVELOPMENT OFFICER |
63,230 | $0 | 80,570 (Direct) |
View |
2024-01-02 Option Award |
2024-01-04 6:29 pm |
N/A 2034-01-02 |
BICYCLE THERAPEUTICS plc | BCYC | Arroyo Santiago Chief Development Officer |
52,770 | $0 | 52,770 (Direct) |
View |
2023-03-31 Option Award |
2023-04-04 4:12 pm |
N/A 2033-03-31 |
BICYCLE THERAPEUTICS plc | BCYC | Arroyo Santiago Chief Development Officer |
120,000 | $0 | 120,000 (Direct) |
View |
2022-11-07 Option Award |
2022-11-09 4:15 pm |
N/A 2032-11-06 |
Fulcrum Therapeutics Inc. | FULC | Arroyo Santiago Chief Medical Officer |
400,000 | $0 | 400,000 (Direct) |
View |
Ownership |
2022-11-09 4:10 pm |
N/A N/A |
Fulcrum Therapeutics Inc. | FULC | Arroyo Santiago Chief Medical Officer |
0 | $0 | 0 (Direct) |
View |
2022-02-04 Option Award |
2022-02-07 4:06 pm |
N/A 2032-02-04 |
MARINUS PHARMACEUTICALS INC | MRNS | Arroyo Santiago Director |
15,125 | $0 | 15,125 (Direct) |
View |
2021-07-01 Option Award |
2021-07-02 06:01 am |
N/A 2031-07-01 |
MARINUS PHARMACEUTICALS INC | MRNS | Arroyo Santiago Director |
33,000 | $0 | 33,000 (Direct) |
View |
2020-08-04 Exercise |
2020-08-06 4:19 pm |
2020-05-11 2029-02-11 |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
32,656 | $0 | 110,450 (Direct) |
View |
2020-08-04 Exercise |
2020-08-06 4:19 pm |
N/A N/A |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
22,500 | $17.2 | 110,450 (Direct) |
View |
2020-08-04 Exercise |
2020-08-06 4:19 pm |
N/A N/A |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
10,156 | $12.76 | 110,450 (Direct) |
View |
2020-07-29 Exercise |
2020-07-30 7:29 pm |
2020-02-11 2029-02-11 |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
32,656 | $0 | 144,992 (Direct) |
View |
2020-07-29 Exercise |
2020-07-30 7:29 pm |
N/A N/A |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
22,500 | $17.2 | 144,992 (Direct) |
View |
2020-07-29 Exercise |
2020-07-30 7:29 pm |
N/A N/A |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
10,156 | $12.76 | 144,992 (Direct) |
View |
2020-07-21 Exercise |
2020-07-23 4:07 pm |
2020-02-11 2029-02-11 |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
32,656 | $0 | 185,291 (Direct) |
View |
2020-07-21 Option Award |
2020-07-23 4:07 pm |
N/A N/A |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
22,500 | $17.2 | 185,291 (Direct) |
View |
2020-07-21 Option Award |
2020-07-23 4:07 pm |
N/A N/A |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
10,156 | $12.76 | 185,291 (Direct) |
View |
2020-07-17 Exercise |
2020-07-21 4:03 pm |
N/A N/A |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
3,500 | $0 | 60,279 (Direct) |
View |
2020-07-15 Exercise |
2020-07-16 4:28 pm |
2020-02-11 2029-02-11 |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
32,656 | $0 | 235,258 (Direct) |
View |
2020-07-15 Option Award |
2020-07-16 4:28 pm |
N/A N/A |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
22,500 | $17.2 | 235,258 (Direct) |
View |
2020-07-15 Option Award |
2020-07-16 4:28 pm |
N/A N/A |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
10,156 | $12.76 | 235,258 (Direct) |
View |
2020-06-29 Option Award |
2020-07-01 9:15 pm |
N/A N/A |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
15,000 | $0 | 90,538 (Direct) |
View |
2020-06-11 Option Award |
2020-06-15 5:26 pm |
N/A N/A |
MOMENTA PHARMACEUTICALS INC | MNTA | Arroyo Santiago SVP, Chief Medical Officer |
15,000 | $0 | 67,350 (Direct) |
View |