Joseph Donovan, Director, 10% Owner at Zoom Telephonics, Inc. (ZMTP), sold 142,500 shares at $2.50 ($356K) on 2020-10-09, disclosed to the SEC on 2020-10-13.
Open-market sale of $356k ZMTP by Director, 10% Owner. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.