Historical shareholding details of Weiss Asset Management LP holdings in Cogent Communications Holdings Inc (CCOI)

Monthly changes of Weiss Asset Management LP shareholding in Cogent Communications Holdings Inc over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Sep 30, 2025	Weiss Asset Management Lp	0	0.00%

Jun 30, 2025	Weiss Asset Management Lp	6,483	0.01%

Mar 31, 2025	Weiss Asset Management Lp	10,719	0.02%

Dec 31, 2024	Weiss Asset Management Lp	24,361	0.05%