COGENT COMMUNICATIONS HLDGS

Ticker: CCOI CUSIP: 19239V302 Class: Common Stock

Vanguard Personalized Indexing Management, LLC's Holding History (CIK: 0001767306)

Note: Option positions (PUT/CALL) are excluded.

Q1 2025

Shares 3,924 Value ($000) $241 Avg Close $69.28 Range $57.13 - $78.75

Q4 2024

Shares 3,775 Value ($000) $291 Avg Close $74.16 Range $68.55 - $80.31

Q3 2024

Shares 3,962 Value ($000) $301 Avg Close $63.26 Range $49.39 - $71.55

Q1 2024

Shares 3,602 Value ($000) $235 Avg Close $64.78 Range $55.32 - $76.16

Q4 2023

Shares 3,806 Value ($000) $290 Avg Close $58.68 Range $51.06 - $67.91

Q3 2023

Shares 4,098 Value ($000) $254 Avg Close $56.65 Range $49.37 - $62.58

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	3,924	$241	$69.28	$57.13 - $78.75
Q4 2024	3,775	$291	$74.16	$68.55 - $80.31
Q3 2024	3,962	$301	$63.26	$49.39 - $71.55
Q1 2024	3,602	$235	$64.78	$55.32 - $76.16
Q4 2023	3,806	$290	$58.68	$51.06 - $67.91
Q3 2023	4,098	$254	$56.65	$49.37 - $62.58