ZIX CORP

CUSIP: 98974P100 Class: COM

HRT FINANCIAL LP's Holding History (CIK: 0001475597)

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

Q3 2021
Shares 105,875 Value ($000) $748 Avg Close — Range —
Q2 2021
Shares 209,061 Value ($000) $1,473 Avg Close — Range —