ZIX CORP

CUSIP: 98974P100 Class: COM

ADVISORY RESEARCH INC's Holding History (CIK: 0000902584)

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

Q3 2013
Shares 130,400 Value ($000) $639 Avg Close — Range —
Q2 2013
Shares 155,800 Value ($000) $659 Avg Close — Range —