KUMMER RAYMOND B 4
4 · COGENT COMMUNICATIONS HOLDINGS, INC. · Filed Jun 7, 2021
Insider Transaction Report
Form 4
KUMMER RAYMOND B
CTO; VP Optical Transport
Transactions
- Sale
common stock
2021-06-07$77.00/sh−2,400$184,812→ 52,800 total
4 · COGENT COMMUNICATIONS HOLDINGS, INC. · Filed Jun 7, 2021
common stock