COGENT COMMUNICATIONS HLDGS

Ticker: CCOI CUSIP: 19239V302 Class: Common Stock

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2025
Shares 19,707 Value ($000) $425 Avg Close $29.49 Range $15.94 - $45.64
Q3 2025
Shares 6,888 Value ($000) $264 Avg Close $41.02 Range $28.78 - $52.83
Q3 2024
Shares 763 Value ($000) $58 Avg Close $63.26 Range $49.39 - $71.55
Q2 2024
Shares 16 Value ($000) $1 Avg Close $53.96 Range $46.40 - $59.71
Q4 2021
Shares 1,500 Value ($000) $110 Avg Close $58.80 Range $54.37 - $63.01
Q4 2020
Shares 1,000 Value ($000) $60 Avg Close $44.21 Range $39.55 - $48.39
Q2 2020
Shares 100 Value ($000) $8 Avg Close $59.24 Range $53.63 - $67.78
Q2 2018
Shares 81 Value ($000) $4 Avg Close $33.53 Range $28.42 - $38.12
Q1 2018
Shares 4,037 Value ($000) $175 Avg Close $29.20 Range $23.71 - $30.80
Q1 2016
Shares 1,181 Value ($000) $46 Avg Close $21.23 Range $18.11 - $24.16
Q4 2015
Shares 35,981 Value ($000) $1,248 Avg Close $19.64 Range $15.90 - $22.21
Q3 2015
Shares 38,535 Value ($000) $1,047 Avg Close $17.72 Range $15.62 - $20.44
Q2 2015
Shares 25,785 Value ($000) $873 Avg Close $19.88 Range $18.21 - $21.34
Q1 2015
Shares 14,540 Value ($000) $514 Avg Close $21.41 Range $19.59 - $23.64
Q4 2014
Shares 434 Value ($000) $15 Avg Close $19.46 Range $17.19 - $21.00
Q3 2014
Shares 545 Value ($000) $18 Avg Close $19.66 Range $18.35 - $21.27
Q2 2014
Shares 2,245 Value ($000) $78 Avg Close $20.24 Range $18.87 - $21.66
Q1 2014
Shares 2,145 Value ($000) $76 Avg Close $22.15 Range $17.84 - $24.59
Q4 2013
Shares 1,734 Value ($000) $70 Avg Close $20.46 Range $17.72 - $23.32
Q3 2013
Shares 3,896 Value ($000) $126 Avg Close $17.12 Range $15.63 - $18.44
Q2 2013
Shares 3,111 Value ($000) $88 Avg Close $15.51 Range $14.03 - $16.52