Cogent Communications Holdings, Inc.

Assenagon Asset Management S.A. CCOI

Report date

12/31/2025

Quarter

2025 Q4

Filed

1/9/2026

Shares

11,855

Value ($000)

256

Weight

0.0%

2019 Q4 - 2025 Q4 (16 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	1/9/2026	256	0.0%	11,855	12/31/2025
2024 Q1	4/24/2024	937	0.0%	14,350	3/31/2024
2023 Q3	11/6/2023	2,442	0.0%	39,458	9/30/2023
2023 Q2	7/25/2023	8,909	0.0%	132,399	6/30/2023
2023 Q1	4/18/2023	1,169	0.0%	18,345	3/31/2023
2022 Q4	1/12/2023	5,957	0.0%	104,361	12/31/2022
2022 Q3	10/27/2022	1,156	0.0%	22,170	9/30/2022
2022 Q2	7/27/2022	12,902	0.1%	212,341	6/30/2022
2022 Q1	4/25/2022	5,572	0.0%	83,979	3/31/2022
2021 Q4	2/1/2022	8,542	0.0%	116,726	12/31/2021
2021 Q3	10/19/2021	565	0.0%	7,975	9/30/2021
2021 Q2	7/15/2021	5,832	0.0%	75,844	6/30/2021
2020 Q4	2/1/2021	5,494	0.0%	91,762	12/31/2020
2020 Q3	10/7/2020	4,047	0.0%	67,400	9/30/2020
2020 Q2	7/21/2020	3,330	0.0%	43,051	6/30/2020
2019 Q4	1/17/2020	2,918	0.0%	44,342	12/31/2019