ZIX CORP

CUSIP: 98974P100 Class: COM

PRELUDE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001387508)

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

Q4 2019
Shares 9,043 Value ($000) $61 Avg Close — Range —
Q3 2019
Shares 7,413 Value ($000) $54 Avg Close — Range —
Q1 2019
Shares 1,504 Value ($000) $10 Avg Close — Range —
Q3 2017
Shares 4,400 Value ($000) $22 Avg Close — Range —
Q1 2017
Shares 8,200 Value ($000) $39 Avg Close — Range —
Q4 2016
Shares 1,500 Value ($000) $7 Avg Close — Range —
Q3 2016
Shares 600 Value ($000) $2 Avg Close — Range —
Q2 2016
Shares 4,800 Value ($000) $18 Avg Close — Range —
Q4 2013
Shares 7,800 Value ($000) $36 Avg Close — Range —
Q3 2013
Shares 600 Value ($000) $3 Avg Close — Range —