| Insider Name | Buy/Sell | Company Name | Ticker | Amount | Shares Change | |||
|---|---|---|---|---|---|---|---|---|
| Oct 09, 2020 | Oct 13, 2020 | Kramer Peter Robin Dir 10% | Sell | Zoom Telephonics, Inc. | ZMTP | $2.5 | $1M | -98.71% |
| May 06, 2019 | Jan 28, 2020 | Kramer Peter Robin Dir | Buy | Zoom Telephonics, Inc. | ZMTP | $1.1 | $100,001 | +18.30% |