CHANNELADVISOR CORP

CUSIP: 159179100 Class: COM

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

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

Q3 2021
Shares 2,305 Value ($000) $58 Avg Close — Range —
Q2 2021
Shares 2,286 Value ($000) $56 Avg Close — Range —
Q4 2020
Shares 7,046 Value ($000) $113 Avg Close — Range —
Q3 2020
Shares 614 Value ($000) $9 Avg Close — Range —
Q2 2018
Shares 1,000 Value ($000) $14 Avg Close — Range —
Q4 2015
Shares 1,000 Value ($000) $14 Avg Close — Range —
Q2 2015
Shares 752 Value ($000) $9 Avg Close — Range —
Q1 2015
Shares 17,701 Value ($000) $172 Avg Close — Range —
Q3 2014
Shares 2,360 Value ($000) $39 Avg Close — Range —
Q2 2014
Shares 2,485 Value ($000) $66 Avg Close — Range —
Q1 2014
Shares 8,992 Value ($000) $339 Avg Close — Range —