ZIX CORP

CUSIP: 98974P100 Class: COM

THOMPSON SIEGEL & WALMSLEY LLC's Holding History (CIK: 0001008322)

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

Q3 2021
Shares 115,365 Value ($000) $816 Avg Close — Range —
Q2 2021
Shares 115,365 Value ($000) $813 Avg Close — Range —
Q1 2021
Shares 106,365 Value ($000) $803 Avg Close — Range —
Q4 2020
Shares 66,365 Value ($000) $573 Avg Close — Range —