COMMERCEHUB INC

CUSIP: 20084V306 Class: COM SER C

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q1 2018
Shares 32,543 Value ($000) $732 Avg Close — Range —
Q4 2017
Shares 35,144 Value ($000) $724 Avg Close — Range —
Q3 2017
Shares 20,500 Value ($000) $438 Avg Close — Range —
Q1 2017
Shares 13,743 Value ($000) $213 Avg Close — Range —
Q4 2016
Shares 15,552 Value ($000) $234 Avg Close — Range —
Q3 2016
Shares 17,723 Value ($000) $282 Avg Close — Range —