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 |
2025-03-26 Sale |
2025-03-28 5:15 pm |
NewAmsterdam Pharma Co N.V. | NAMS | Davidson Michael H. Chief Executive Officer |
12,258 | $0 | $0 | 428,835 (Direct) |
View |
2024-08-20 Purchase |
2024-08-22 4:30 pm |
NewAmsterdam Pharma Co N.V. | NAMS | Davidson Michael H. Chief Executive Officer |
5,000 | $16.27 | $81,350 | 818,563 (Indirect Direct) |
View |
2024-08-08 Purchase |
2024-08-08 7:42 pm |
TENAX THERAPEUTICS INC. | TENX | Davidson Michael H. Director |
2,500 | $0 | $0 | 75,389 (Direct) |
View |
2024-06-20 Purchase |
2024-06-24 08:30 am |
NewAmsterdam Pharma Co N.V. | NAMS | Davidson Michael H. Chief Executive Officer |
5,000 | $17.26 | $86,309 | 813,563 (Indirect Direct) |
View |
2020-09-09 Purchase |
2020-09-10 4:01 pm |
CALADRIUS BIOSCIENCES INC. | CLBS | Davidson Michael H. Director |
55,525 | $1.8 | $99,945 | 106,588 (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 |
2025-03-26 Option Award |
2025-03-28 5:15 pm |
N/A N/A |
NewAmsterdam Pharma Co N.V. | NAMS | Davidson Michael H. Chief Executive Officer |
69,386 | $0 | 428,835 (Direct) |
View |
2025-03-26 Exercise |
2025-03-28 5:15 pm |
N/A N/A |
NewAmsterdam Pharma Co N.V. | NAMS | Davidson Michael H. Chief Executive Officer |
38,394 | $0 | 428,835 (Direct) |
View |
2025-01-06 Option Award |
2025-01-07 5:21 pm |
N/A 2035-01-06 |
NewAmsterdam Pharma Co N.V. | NAMS | Davidson Michael H. Chief Executive Officer |
793,996 | $0 | 793,996 (Direct) |
View |
2025-01-02 Option Award |
2025-01-06 4:15 pm |
N/A 2035-01-02 |
Silence Therapeutics plc | SLN | Davidson Michael H. Director |
48,000 | $0 | 48,000 (Direct) |
View |
Ownership |
2025-01-02 4:34 pm |
N/A N/A |
Silence Therapeutics plc | SLN | Davidson Michael H. Director |
0 | $0 | 156,993 (Direct) |
View |
2024-12-10 Option Award |
2024-12-12 7:54 pm |
2025-12-10 2034-12-10 |
TENAX THERAPEUTICS INC. | TENX | Davidson Michael H. Director |
100,000 | $0 | 175,389 (Direct) |
View |
2024-10-09 Gift |
2024-10-11 5:01 pm |
2022-12-22 2027-11-23 |
NewAmsterdam Pharma Co N.V. | NAMS | Davidson Michael H. Chief Executive Officer |
15,000 | $11.5 | 85,000 (Direct) |
View |
2024-09-25 Option Award |
2024-09-27 4:20 pm |
N/A 2034-09-24 |
BioAge Labs Inc. | BIOA | Davidson Michael H. Director |
48,986 | $0 | 48,986 (Direct) |
View |
Ownership |
2024-09-25 4:51 pm |
N/A 2034-03-25 |
BioAge Labs Inc. | BIOA | Davidson Michael H. Director |
0 | $0 | 33,986 (Direct) |
View |
Ownership(A) |
2024-01-25 5:00 pm |
2022-12-22 2027-11-23 |
NewAmsterdam Pharma Co N.V. | NAMS | Davidson Michael H. Chief Executive Officer |
0 | $0 | 100,000 (Direct) |
View |
2024-01-01 Option Award |
2024-01-03 5:14 pm |
N/A 2034-01-01 |
NewAmsterdam Pharma Co N.V. | NAMS | Davidson Michael H. Chief Executive Officer |
1,039,939 | $0 | 1,039,939 (Direct) |
View |
Ownership |
2023-12-29 4:30 pm |
N/A N/A |
NewAmsterdam Pharma Co N.V. | NAMS | Davidson Michael H. Chief Executive Officer |
0 | $0 | 5,259,853 (Direct) |
View |
2022-06-09 Option Award |
2022-06-10 8:45 pm |
2023-06-09 2032-06-09 |
TENAX THERAPEUTICS INC. | TENX | Davidson Michael H. Director |
5,000 | $0 | 619,895 (Direct) |
View |
2022-01-10 Option Award |
2022-01-12 4:09 pm |
N/A N/A |
CALADRIUS BIOSCIENCES INC. | CLBS | Davidson Michael H. Director |
65,430 | $0 | 209,753 (Direct) |
View |
2021-06-10 Option Award |
2021-06-15 4:34 pm |
2022-06-10 2031-06-10 |
TENAX THERAPEUTICS INC. | TENX | Davidson Michael H. Director |
518,250 | $0 | 612,895 (Direct) |
View |
2021-06-11 Exercise |
2021-06-15 4:34 pm |
2021-06-11 2021-06-11 |
TENAX THERAPEUTICS INC. | TENX | Davidson Michael H. Director |
512 | $0 | 612,895 (Direct) |
View |
Ownership |
2021-06-15 4:33 pm |
N/A N/A |
TENAX THERAPEUTICS INC. | TENX | Davidson Michael H. Director |
0 | $0 | 97,157 (Direct) |
View |
2021-01-11 Option Award |
2021-01-12 6:16 pm |
N/A N/A |
CALADRIUS BIOSCIENCES INC. | CLBS | Davidson Michael H. Director |
37,735 | $0 | 144,323 (Direct) |
View |
2020-07-28 Option Award |
2020-08-12 09:21 am |
N/A N/A |
CALADRIUS BIOSCIENCES INC. | CLBS | Davidson Michael H. Director |
51,063 | $2.35 | 51,063 (Direct) |
View |