- Corporate Officers - B
- Black Jeffrey G.
Insider Trading History of Black Jeffrey G.
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Black Jeffrey G. since 2017.
This trader's CIK number is 1449439.
At the time of last reporting, Black Jeffrey G. was the Chief Financial Officer of Exagen Inc.. (stock ticker symbol XGN).
Also see all insider trading activities at Exagen Inc..
Note that in the past
Black Jeffrey G. also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Standard Biotools Inc. (LAB) by Black Jeffrey G.
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2024 | LAB | 0 | $0 | 0 | $0 | 65,788 | $0 |
| 2023 | LAB | 85,984 | $193,599 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Apollo Endosurgery, Inc. (APEN) by Black Jeffrey G.
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2021 | APEN | 25,000 | $218,750 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Exagen Inc. (XGN) by Black Jeffrey G.
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | XGN | 0 | $0 | 20,466 | $200,362 | 0 | $0 |
| 2024 | XGN | 22,298 | $66,448 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Alphatec Holdings, Inc. (ATEC) by Black Jeffrey G.
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2021 | ATEC | 0 | $0 | 32,000 | $523,830 | 0 | $0 |
| 2020 | ATEC | 0 | $0 | 20,492 | $110,319 | 0 | $0 |
| 2019 | ATEC | 0 | $0 | 8,929 | $42,368 | 0 | $0 |
| 2018 | ATEC | 0 | $0 | 0 | $0 | 15,874 | $0 |
| 2017 | ATEC | 9,000 | $16,000 | 0 | $0 | 25,000 | $0 |
Insider trading activities at 4 companies by Black Jeffrey G.:
1. Standard Biotools Inc. (LAB)
2. Apollo Endosurgery, Inc. (APEN)
3. Exagen Inc. (XGN)
4. Alphatec Holdings, Inc. (ATEC)
Table 1. Insider trading of Standard Biotools Inc. (LAB) by Black Jeffrey G.
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2024-08-15 | LAB | Option Ex | 13,157 | .00 | 0 |
| 2024-05-15 | LAB | Option Ex | 52,631 | .00 | 0 |
| 2023-05-18 | LAB | Buy | 43,492 | 2.22 | 96,378 |
| 2023-05-19 | LAB | Buy | 42,492 | 2.29 | 97,221 |
Table 2. Insider trading of Apollo Endosurgery, Inc. (APEN) by Black Jeffrey G.
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2021-08-11 | APEN | Buy | 25,000 | 8.75 | 218,750 |
Table 3. Insider trading of Exagen Inc. (XGN) by Black Jeffrey G.
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-09-02 | XGN | Sale | 20,466 | 9.79 | 200,362 |
| 2024-11-15 | XGN | Buy | 22,298 | 2.98 | 66,448 |
Table 4. Insider trading of Alphatec Holdings, Inc. (ATEC) by Black Jeffrey G.
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2021-03-09 | ATEC | Sale | 7,000 | 16.69 | 116,830 |
| 2021-02-16 | ATEC | Sale | 25,000 | 16.28 | 407,000 |
| 2020-08-11 | ATEC | Sale | 5,000 | 6.42 | 32,100 |
| 2020-08-04 | ATEC | Sale | 8,929 | 5.03 | 44,912 |
| 2020-03-10 | ATEC | Sale | 6,563 | 5.08 | 33,307 |
| 2019-08-02 | ATEC | Sale | 8,929 | 4.75 | 42,368 |
| 2018-05-17 | ATEC | Option Ex | 15,874 | .00 | 0 |
| 2017-08-17 | ATEC | Buy | 5,000 | 1.80 | 9,000 |
| 2017-08-16 | ATEC | Buy | 4,000 | 1.75 | 7,000 |
| 2017-07-14 | ATEC | Option Ex | 25,000 | .00 | 0 |
Insider trading activities including stock purchases, stock sales, and option exercises
listed in the above table cannot be completely guaranteed as to their accuracy.
For more information regarding the trades made by Black Jeffrey G.
(Chief Financial Officer of Exagen Inc. at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.