ZIX CORP

CUSIP: 98974P100 Class: COM

RBF Capital, LLC's Holding History (CIK: 0001134621)

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

Q1 2018
Shares 21,900 Value ($000) $94 Avg Close — Range —
Q4 2017
Shares 21,900 Value ($000) $96 Avg Close — Range —
Q3 2017
Shares 21,900 Value ($000) $114 Avg Close — Range —
Q2 2017
Shares 21,000 Value ($000) $119 Avg Close — Range —
Q1 2017
Shares 47,000 Value ($000) $226 Avg Close — Range —
Q4 2016
Shares 47,000 Value ($000) $229 Avg Close — Range —
Q2 2016
Shares 47,000 Value ($000) $176 Avg Close — Range —
Q1 2016
Shares 47,000 Value ($000) $185 Avg Close — Range —
Q4 2015
Shares 43,000 Value ($000) $218 Avg Close — Range —