- Corporate Officers - B
- Baum Mark L
Insider Trading History of Baum Mark L
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Baum Mark L since 2015.
This trader's CIK number is 1274282.
At the time of last reporting, Baum Mark L was the CHIEF EXECUTIVE OFFICER of Harrow, Inc.. (stock ticker symbol HROW).
Also see all insider trading activities at Harrow, Inc..
Note that in the past
BAUM MARK L also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Ideal Power Inc. (IPWR) by Baum Mark L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2017 | IPWR | 7,800 | $19,773 | 0 | $0 | 0 | $0 |
| 2015 | IPWR | 0 | $0 | 29,063 | $218,989 | 0 | $0 |
Yearly summary of insider trading at Harrow, Inc. (HROW) by Baum Mark L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | HROW | 0 | $0 | 0 | $0 | 1,362,300 | $4,722,000 |
| 2024 | HROW | 9,000 | $104,310 | 0 | $0 | 225,236 | $2,357,684 |
| 2023 | HROW | 13,300 | $159,714 | 0 | $0 | 1,030,300 | $1,618,200 |
| 2022 | HROW | 25,000 | $334,750 | 0 | $0 | 125,000 | $300,000 |
| 2021 | HROW | 0 | $0 | 0 | $0 | 200,000 | $0 |
| 2016 | HROW | 156,000 | $279,240 | 0 | $0 | 200,000 | $344,000 |
Yearly summary of insider trading at Eton Pharmaceuticals, Inc. (ETON) by Baum Mark L
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2018 | ETON | 10,000 | $60,000 | 0 | $0 | 0 | $0 |
Insider trading activities at 3 companies by Baum Mark L:
1. Ideal Power Inc. (IPWR)
2. Harrow, Inc. (HROW)
3. Eton Pharmaceuticals, Inc. (ETON)
Table 1. Insider trading of Ideal Power Inc. (IPWR) by Baum Mark L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2017-03-03 | IPWR | Buy | 7,800 | 2.54 | 19,773 |
| 2015-11-13 | IPWR | Sale | 29,063 | 7.54 | 218,989 |
Table 2. Insider trading of Harrow, Inc. (HROW) by Baum Mark L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-07-21 | HROW | Option Ex | 600,000 | 7.87 | 4,722,000 |
| 2025-04-03 | HROW | Option Ex | 762,300 | .00 | 0 |
| 2024-03-22 | HROW | Buy | 9,000 | 11.59 | 104,310 |
| 2024-02-20 | HROW | Option Ex | 209,836 | 10.67 | 2,238,950 |
| 2024-02-07 | HROW | Option Ex | 15,400 | 7.71 | 118,734 |
| 2023-11-16 | HROW | Buy | 7,500 | 8.11 | 60,824 |
| 2023-08-14 | HROW | Buy | 5,800 | 17.05 | 98,890 |
| 2023-07-18 | HROW | Option Ex | 762,300 | .00 | 0 |
| 2023-04-03 | HROW | Option Ex | 180,000 | 8.99 | 1,618,200 |
| 2023-01-02 | HROW | Option Ex | 88,000 | .00 | 0 |
| 2022-12-22 | HROW | Buy | 25,000 | 13.39 | 334,750 |
| 2022-01-20 | HROW | Option Ex | 125,000 | 2.40 | 300,000 |
| 2021-02-25 | HROW | Option Ex | 200,000 | .00 | 0 |
| 2016-12-19 | IMMY | Buy | 156,000 | 1.79 | 279,240 |
| 2016-12-19 | IMMY | Option Ex | 200,000 | 1.72 | 344,000 |
Table 3. Insider trading of Eton Pharmaceuticals, Inc. (ETON) by Baum Mark L
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2018-11-15 | ETON | Buy | 10,000 | 6.00 | 60,000 |
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 Baum Mark L
(CHIEF EXECUTIVE OFFICER of Harrow, Inc. at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.