ZIX CORP

CUSIP: 98974P100 Class: COM

Kovack Advisors, Inc.'s Holding History (CIK: 0001728321)

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

Q3 2021
Shares 357,950 Value ($000) $2,531 Avg Close — Range —
Q2 2021
Shares 285,700 Value ($000) $2,014 Avg Close — Range —
Q1 2021
Shares 164,200 Value ($000) $1,240 Avg Close — Range —
Q4 2020
Shares 37,700 Value ($000) $325 Avg Close — Range —