COGENT COMMUNICATIONS HLDGS

Ticker: CCOI CUSIP: 19239V302 Class: Common Stock

TUDOR INVESTMENT CORP ET AL's Holding History (CIK: 0000923093)

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

Q3 2019

Shares 12,531 Value ($000) $690 Avg Close $42.42 Range $38.13 - $45.53

Q1 2019

Shares 10,003 Value ($000) $543 Avg Close $34.25 Range $30.46 - $38.29

Q4 2018

Shares 23,725 Value ($000) $1,073 Avg Close $34.08 Range $29.38 - $39.03

Q4 2017

Shares 8,626 Value ($000) $391 Avg Close $31.42 Range $27.83 - $36.00

Q1 2017

Shares 8,252 Value ($000) $355 Avg Close $26.58 Range $24.73 - $28.22

Q3 2015

Shares 8,742 Value ($000) $237 Avg Close $17.72 Range $15.62 - $20.44

Q1 2014

Shares 13,903 Value ($000) $494 Avg Close $22.15 Range $17.84 - $24.59

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2019	12,531	$690	$42.42	$38.13 - $45.53
Q1 2019	10,003	$543	$34.25	$30.46 - $38.29
Q4 2018	23,725	$1,073	$34.08	$29.38 - $39.03
Q4 2017	8,626	$391	$31.42	$27.83 - $36.00
Q1 2017	8,252	$355	$26.58	$24.73 - $28.22
Q3 2015	8,742	$237	$17.72	$15.62 - $20.44
Q1 2014	13,903	$494	$22.15	$17.84 - $24.59