ZIX CORP

CUSIP: 98974P100 Class: COM

Sigma Planning Corp's Holding History (CIK: 0001449126)

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

Q1 2015
Shares 11,605 Value ($000) $46 Avg Close — Range —
Q4 2014
Shares 17,767 Value ($000) $64 Avg Close — Range —