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 |
2024-11-15 Purchase |
2024-11-19 7:24 pm |
EXAGEN INC. | XGN | Black Jeffrey G. Chief Financial Officer |
22,298 | $2.98 | $66,448 | 274,492 (Direct) |
View |
2023-05-18 Purchase |
2023-05-22 6:49 pm |
STANDARD BIOTOOLS INC. | LAB | Black Jeffrey G. SVP & Chief Financial Officer |
85,984 | $2.2513 | $193,578 | 85,984 (Direct) |
View |
2023-04-04 Sale |
2023-04-04 7:54 pm |
Apollo Endosurgery Inc. | APEN | Black Jeffrey G. Chief Financial Officer |
335,330 | $0 | $0 | 0 (Direct) |
View |
2022-02-25 Purchase |
2022-03-01 6:22 pm |
Apollo Endosurgery Inc. | APEN | Black Jeffrey G. Chief Financial Officer |
40,000 | $5.7275 | $229,100 | 265,000 (Direct) |
View |
2021-08-11 Purchase |
2021-08-11 8:25 pm |
Apollo Endosurgery Inc. | APEN | Black Jeffrey G. Chief Financial Officer |
25,000 | $8.75 | $218,750 | 375,000 (Direct) |
View |
2021-03-09 Sale |
2021-03-10 9:14 pm |
Alphatec Holdings Inc. | ATEC | Black Jeffrey G. EVP & CFO |
7,000 | $16.69 | $116,830 | 670,644 (Indirect Direct) |
View |
2021-02-16 Sale |
2021-02-18 10:51 am |
Alphatec Holdings Inc. | ATEC | Black Jeffrey G. EVP & CFO |
25,000 | $16.28 | $407,000 | 677,644 (Indirect Direct) |
View |
2020-08-11 Sale |
2020-08-13 6:07 pm |
Alphatec Holdings Inc. | ATEC | Black Jeffrey G. EVP & CFO |
5,000 | $6.42 | $32,100 | 702,644 (Indirect Direct) |
View |
2020-08-04 Sale |
2020-08-06 6:20 pm |
Alphatec Holdings Inc. | ATEC | Black Jeffrey G. EVP & CFO |
8,929 | $5.03 | $44,913 | 707,644 (Indirect 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 |
2025-02-21 Option Award |
2025-02-25 8:59 pm |
N/A N/A |
EXAGEN INC. | XGN | Black Jeffrey G. Chief Financial Officer |
15,000 | $0 | 299,492 (Direct) |
View |
2025-02-21 Option Award |
2025-02-25 8:59 pm |
N/A 2035-02-20 |
EXAGEN INC. | XGN | Black Jeffrey G. Chief Financial Officer |
10,000 | $3.58 | 299,492 (Direct) |
View |
2024-08-20 Tax Withholding |
2024-09-05 6:00 pm |
N/A N/A |
STANDARD BIOTOOLS INC. | LAB | Black Jeffrey G. SVP & Chief Financial Officer |
6,690 | $1.91 | 421,608 (Direct) |
View |
Ownership |
2024-09-04 6:12 pm |
N/A N/A |
EXAGEN INC. | XGN | Black Jeffrey G. Chief Financial Officer |
0 | $0 | 27,194 (Direct) |
View |
2024-09-01 Option Award |
2024-09-04 6:12 pm |
N/A N/A |
EXAGEN INC. | XGN | Black Jeffrey G. Chief Financial Officer |
225,000 | $0 | 252,194 (Direct) |
View |
2024-08-15 Tax Withholding |
2024-08-19 5:30 pm |
N/A N/A |
STANDARD BIOTOOLS INC. | LAB | Black Jeffrey G. SVP & Chief Financial Officer |
4,695 | $1.55 | 573,036 (Direct) |
View |
2024-08-15 Exercise |
2024-08-19 5:30 pm |
N/A N/A |
STANDARD BIOTOOLS INC. | LAB | Black Jeffrey G. SVP & Chief Financial Officer |
13,157 | $0 | 573,036 (Direct) |
View |
2024-05-20 Option Award |
2024-05-21 5:35 pm |
N/A 2034-05-20 |
STANDARD BIOTOOLS INC. | LAB | Black Jeffrey G. SVP & Chief Financial Officer |
700,000 | $0 | 819,836 (Direct) |
View |
2024-05-15 Exercise |
2024-05-16 9:07 pm |
N/A N/A |
STANDARD BIOTOOLS INC. | LAB | Black Jeffrey G. SVP & Chief Financial Officer |
52,631 | $0 | 277,731 (Direct) |
View |
2024-05-15 Tax Withholding |
2024-05-16 9:07 pm |
N/A N/A |
STANDARD BIOTOOLS INC. | LAB | Black Jeffrey G. SVP & Chief Financial Officer |
18,779 | $2.54 | 277,731 (Direct) |
View |
2023-05-15 Option Award |
2023-05-17 9:10 pm |
N/A N/A |
STANDARD BIOTOOLS INC. | LAB | Black Jeffrey G. SVP & Chief Financial Officer |
610,526 | $0 | 610,526 (Direct) |
View |
2022-11-04 Tax Withholding |
2022-11-04 6:22 pm |
N/A N/A |
Apollo Endosurgery Inc. | APEN | Black Jeffrey G. Chief Financial Officer |
15,060 | $6.46 | 332,650 (Direct) |
View |
2022-08-05 Tax Withholding |
2022-08-05 6:06 pm |
N/A N/A |
Apollo Endosurgery Inc. | APEN | Black Jeffrey G. Chief Financial Officer |
6,190 | $6.46 | 347,710 (Direct) |
View |
2022-06-14 Option Award |
2022-06-16 9:18 pm |
N/A 2032-06-14 |
Apollo Endosurgery Inc. | APEN | Black Jeffrey G. Chief Financial Officer |
209,734 | $0 | 474,734 (Direct) |
View |
2021-08-09 Option Award |
2021-08-11 8:25 pm |
N/A N/A |
Apollo Endosurgery Inc. | APEN | Black Jeffrey G. Chief Financial Officer |
200,000 | $0 | 375,000 (Direct) |
View |
2021-08-09 Option Award |
2021-08-11 8:25 pm |
N/A 2031-08-09 |
Apollo Endosurgery Inc. | APEN | Black Jeffrey G. Chief Financial Officer |
150,000 | $8.69 | 375,000 (Direct) |
View |
2020-05-14 Tax Withholding |
2020-05-15 6:37 pm |
N/A N/A |
Alphatec Holdings Inc. | ATEC | Black Jeffrey G. EVP & CFO |
23,774 | $4.06 | 716,573 (Direct) |
View |