COGENT COMMUNICATIONS GROUP INC 4
4 · COGENT COMMUNICATIONS GROUP INC · Filed Dec 1, 2011
Insider Transaction Report
Form 4
MARGALIT EREL N
Director
Transactions
- Sale
common stock
2011-11-30$16.55/sh−8,700$143,976→ 26,000 total
4 · COGENT COMMUNICATIONS GROUP INC · Filed Dec 1, 2011
common stock