COGENT COMMUNICATIONS HLDGS

Ticker: CCOI CUSIP: 19239V302 Class: Common Stock

Shannon River Fund Management LLC's Holding History (CIK: 0001301050)

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

Q3 2014

Shares 494,493 Value ($000) $16,620 Avg Close $19.66 Range $18.35 - $21.27

Q2 2014

Shares 692,393 Value ($000) $23,922 Avg Close $20.24 Range $18.87 - $21.66

Q1 2014

Shares 1,025,000 Value ($000) $36,418 Avg Close $22.15 Range $17.84 - $24.59

Q4 2013

Shares 1,246,700 Value ($000) $50,379 Avg Close $20.46 Range $17.72 - $23.32

Q3 2013

Shares 1,201,500 Value ($000) $38,748 Avg Close $17.12 Range $15.63 - $18.44

Q2 2013

Shares 1,209,500 Value ($000) $34,047 Avg Close $15.51 Range $14.03 - $16.52

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2014	494,493	$16,620	$19.66	$18.35 - $21.27
Q2 2014	692,393	$23,922	$20.24	$18.87 - $21.66
Q1 2014	1,025,000	$36,418	$22.15	$17.84 - $24.59
Q4 2013	1,246,700	$50,379	$20.46	$17.72 - $23.32
Q3 2013	1,201,500	$38,748	$17.12	$15.63 - $18.44
Q2 2013	1,209,500	$34,047	$15.51	$14.03 - $16.52