- Corporate Officers - L
- Lo Steven
Insider Trading History of Lo Steven
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Lo Steven since 2015.
This trader's CIK number is 1501959.
At the time of last reporting, Lo Steven was the President, Chief Exec Officer of Vaxart, Inc.. (stock ticker symbol VXRT).
Also see all insider trading activities at Vaxart, Inc..
Note that in the past
Lo Steven also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Corcept Therapeutics Inc (CORT) by Lo Steven
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2015 | CORT | 0 | $0 | 120,833 | $461,786 | 706,249 | $1,939,420 |
Yearly summary of insider trading at Puma Biotechnology, Inc. (PBYI) by Lo Steven
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2019 | PBYI | 0 | $0 | 3,966 | $71,262 | 0 | $0 |
| 2018 | PBYI | 0 | $0 | 3,697 | $267,874 | 0 | $0 |
| 2017 | PBYI | 0 | $0 | 4,280 | $264,960 | 0 | $0 |
Yearly summary of insider trading at Zosano Pharma Corp (ZSAN) by Lo Steven
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2022 | ZSAN | 0 | $0 | 24,075 | $5,275 | 0 | $0 |
Yearly summary of insider trading at Vaxart, Inc. (VXRT) by Lo Steven
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | VXRT | 100,000 | $49,000 | 0 | $0 | 0 | $0 |
Insider trading activities at 4 companies by Lo Steven:
1. Corcept Therapeutics Inc (CORT)
2. Puma Biotechnology, Inc. (PBYI)
3. Zosano Pharma Corp (ZSAN)
4. Vaxart, Inc. (VXRT)
Table 1. Insider trading of Corcept Therapeutics Inc (CORT) by Lo Steven
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2015-11-16 | CORT | Option Ex | 585,416 | 2.74 | 1,605,796 |
| 2015-11-02 | CORT | Sale | 12,500 | 4.00 | 50,000 |
| 2015-10-26 | CORT | Option Ex | 12,500 | 3.29 | 41,125 |
| 2015-10-13 | CORT | Sale | 53,033 | 3.82 | 202,586 |
| 2015-10-07 | CORT | Sale | 5,300 | 4.00 | 21,200 |
| 2015-10-06 | CORT | Sale | 50,000 | 3.76 | 188,000 |
| 2015-09-29 | CORT | Option Ex | 108,333 | 2.70 | 292,499 |
Table 2. Insider trading of Puma Biotechnology, Inc. (PBYI) by Lo Steven
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2019-07-22 | PBYI | Sale | 1,852 | 10.04 | 18,599 |
| 2019-01-22 | PBYI | Sale | 2,114 | 24.91 | 52,663 |
| 2018-07-20 | PBYI | Sale | 1,839 | 51.85 | 95,359 |
| 2018-01-22 | PBYI | Sale | 1,858 | 92.85 | 172,515 |
| 2017-07-20 | PBYI | Sale | 1,990 | 94.90 | 188,852 |
| 2017-01-20 | PBYI | Sale | 2,290 | 33.23 | 76,108 |
Table 3. Insider trading of Zosano Pharma Corp (ZSAN) by Lo Steven
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2022-06-06 | ZSAN | Sale | 442 | .71 | 313 |
| 2022-03-31 | ZSAN | Sale | 23,633 | .21 | 4,962 |
Table 4. Insider trading of Vaxart, Inc. (VXRT) by Lo Steven
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-05-19 | VXRT | Buy | 100,000 | .49 | 49,000 |
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 Lo Steven
(President, Chief Exec Officer of Vaxart, Inc. at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.