COGENT COMMUNICATIONS HLDGS

Ticker: CCOI CUSIP: 19239V302 Class: Common Stock

Dodge & Cox's Holding History (CIK: 0000200217)

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

Q2 2020

Shares 2,990 Value ($000) $231 Avg Close $59.24 Range $53.63 - $67.78

Q1 2020

Shares 2,990 Value ($000) $245 Avg Close $54.80 Range $46.85 - $63.38

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2020	2,990	$231	$59.24	$53.63 - $67.78
Q1 2020	2,990	$245	$54.80	$46.85 - $63.38