ZIX CORP

CUSIP: 98974P100 Class: COM

Campbell & CO Investment Adviser LLC's Holding History (CIK: 0001353570)

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

Q2 2021
Shares 13,200 Value ($000) $93 Avg Close — Range —
Q1 2021
Shares 14,405 Value ($000) $109 Avg Close — Range —
Q3 2020
Shares 10,393 Value ($000) $61 Avg Close — Range —
Q2 2020
Shares 17,988 Value ($000) $124 Avg Close — Range —
Q1 2020
Shares 12,437 Value ($000) $54 Avg Close — Range —
Q4 2019
Shares 71,642 Value ($000) $486 Avg Close — Range —
Q3 2019
Shares 91,916 Value ($000) $665 Avg Close — Range —
Q1 2019
Shares 34,811 Value ($000) $239 Avg Close — Range —
Q4 2018
Shares 26,645 Value ($000) $169 Avg Close — Range —
Q3 2018
Shares 31,617 Value ($000) $175 Avg Close — Range —
Q2 2018
Shares 20,917 Value ($000) $113 Avg Close — Range —
Q1 2018
Shares 17,117 Value ($000) $73 Avg Close — Range —
Q4 2017
Shares 17,472 Value ($000) $77 Avg Close — Range —
Q2 2017
Shares 22,093 Value ($000) $126 Avg Close — Range —
Q1 2017
Shares 10,023 Value ($000) $48 Avg Close — Range —
Q4 2015
Shares 13,176 Value ($000) $67 Avg Close — Range —