Insiders / Chang John B. / Activity

Activity — Chang John B.

2 moves.

InsidersInstitutions
DateActionCompanyValueShares ΔPosition afterImpact
Dec 31, 2025GrantCCOI
Cogent Communications Holdings, Inc.
common stock
$0+100K
+112.55%
188,847
0.37% of shares
low
Dec 31, 2025GrantCCOI
Cogent Communications Holdings, Inc.
common stock
$0+10K
+12.11%
88,847
0.17% of shares
low
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