COGENT COMMUNICATIONS HLDGS

Ticker: CCOI CUSIP: 19239V302 Class: Common Stock

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q4 2025

Shares 24,298 Value ($000) $524 Avg Close $29.49 Range $15.94 - $45.64

Q3 2024

Shares 67,378 Value ($000) $5,115 Avg Close $63.26 Range $49.39 - $71.55

Q2 2024

Shares 18,047 Value ($000) $1,019 Avg Close $53.96 Range $46.40 - $59.71

Q3 2022

Shares 1,315 Value ($000) $69 Avg Close $47.03 Range $40.31 - $52.62

Q2 2022

Shares 3,296 Value ($000) $200 Avg Close $49.50 Range $44.69 - $57.61

Q4 2021

Shares 2,385 Value ($000) $175 Avg Close $58.80 Range $54.37 - $63.01

Q3 2021

Shares 1,718 Value ($000) $122 Avg Close $57.54 Range $54.65 - $60.62

Q4 2020

Shares 5,336 Value ($000) $319 Avg Close $44.21 Range $39.55 - $48.39

Q3 2020

Shares 12,079 Value ($000) $725 Avg Close $53.91 Range $43.66 - $66.92

Q2 2020

Shares 1,964 Value ($000) $152 Avg Close $59.24 Range $53.63 - $67.78

Q4 2019

Shares 1,240 Value ($000) $82 Avg Close $43.44 Range $38.28 - $48.23

Q3 2019

Shares 49 Value ($000) $3 Avg Close $42.42 Range $38.13 - $45.53

Q4 2018

Shares 9,658 Value ($000) $437 Avg Close $34.08 Range $29.38 - $39.03

Q1 2018

Shares 25,473 Value ($000) $1,106 Avg Close $29.20 Range $23.71 - $30.80

Q4 2017

Shares 3,854 Value ($000) $175 Avg Close $31.42 Range $27.83 - $36.00

Q3 2017

Shares 6,945 Value ($000) $340 Avg Close $28.92 Range $24.75 - $32.98

Q2 2017

Shares 2,200 Value ($000) $88 Avg Close $26.76 Range $24.58 - $29.07

Q1 2017

Shares 2,291 Value ($000) $99 Avg Close $26.58 Range $24.73 - $28.22

Q4 2016

Shares 3,297 Value ($000) $136 Avg Close $24.11 Range $21.53 - $26.92

Q3 2016

Shares 164 Value ($000) $6 Avg Close $24.16 Range $22.06 - $27.15

Q2 2016

Shares 1,064 Value ($000) $43 Avg Close $24.32 Range $22.65 - $26.11

Q1 2016

Shares 1,208 Value ($000) $47 Avg Close $21.23 Range $18.11 - $24.16

Q4 2015

Shares 8,960 Value ($000) $311 Avg Close $19.64 Range $15.90 - $22.21

Q3 2015

Shares 6,872 Value ($000) $187 Avg Close $17.72 Range $15.62 - $20.44

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	24,298	$524	$29.49	$15.94 - $45.64
Q3 2024	67,378	$5,115	$63.26	$49.39 - $71.55
Q2 2024	18,047	$1,019	$53.96	$46.40 - $59.71
Q3 2022	1,315	$69	$47.03	$40.31 - $52.62
Q2 2022	3,296	$200	$49.50	$44.69 - $57.61
Q4 2021	2,385	$175	$58.80	$54.37 - $63.01
Q3 2021	1,718	$122	$57.54	$54.65 - $60.62
Q4 2020	5,336	$319	$44.21	$39.55 - $48.39
Q3 2020	12,079	$725	$53.91	$43.66 - $66.92
Q2 2020	1,964	$152	$59.24	$53.63 - $67.78
Q4 2019	1,240	$82	$43.44	$38.28 - $48.23
Q3 2019	49	$3	$42.42	$38.13 - $45.53
Q4 2018	9,658	$437	$34.08	$29.38 - $39.03
Q1 2018	25,473	$1,106	$29.20	$23.71 - $30.80
Q4 2017	3,854	$175	$31.42	$27.83 - $36.00
Q3 2017	6,945	$340	$28.92	$24.75 - $32.98
Q2 2017	2,200	$88	$26.76	$24.58 - $29.07
Q1 2017	2,291	$99	$26.58	$24.73 - $28.22
Q4 2016	3,297	$136	$24.11	$21.53 - $26.92
Q3 2016	164	$6	$24.16	$22.06 - $27.15
Q2 2016	1,064	$43	$24.32	$22.65 - $26.11
Q1 2016	1,208	$47	$21.23	$18.11 - $24.16
Q4 2015	8,960	$311	$19.64	$15.90 - $22.21
Q3 2015	6,872	$187	$17.72	$15.62 - $20.44