ZIX CORP

CUSIP: 98974P100 Class: COM

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q3 2021
Shares 28,936 Value ($000) $205 Avg Close — Range —
Q2 2021
Shares 28,936 Value ($000) $204 Avg Close — Range —
Q1 2021
Shares 28,936 Value ($000) $218 Avg Close — Range —
Q4 2020
Shares 33,536 Value ($000) $289 Avg Close — Range —
Q3 2020
Shares 57,736 Value ($000) $337 Avg Close — Range —
Q2 2020
Shares 86,936 Value ($000) $600 Avg Close — Range —
Q1 2020
Shares 67,636 Value ($000) $292 Avg Close — Range —
Q4 2019
Shares 46,136 Value ($000) $313 Avg Close — Range —
Q3 2019
Shares 56,336 Value ($000) $408 Avg Close — Range —
Q2 2019
Shares 49,236 Value ($000) $448 Avg Close — Range —
Q1 2019
Shares 51,036 Value ($000) $351 Avg Close — Range —
Q4 2018
Shares 62,786 Value ($000) $360 Avg Close — Range —
Q3 2018
Shares 55,186 Value ($000) $306 Avg Close — Range —
Q2 2018
Shares 55,186 Value ($000) $297 Avg Close — Range —
Q1 2018
Shares 50,286 Value ($000) $215 Avg Close — Range —
Q4 2017
Shares 53,086 Value ($000) $233 Avg Close — Range —
Q3 2017
Shares 172,966 Value ($000) $846 Avg Close — Range —
Q2 2017
Shares 256,876 Value ($000) $1,462 Avg Close — Range —
Q1 2017
Shares 357,736 Value ($000) $1,721 Avg Close — Range —
Q4 2016
Shares 24,086 Value ($000) $119 Avg Close — Range —
Q3 2016
Shares 24,086 Value ($000) $99 Avg Close — Range —
Q2 2016
Shares 24,086 Value ($000) $90 Avg Close — Range —
Q1 2016
Shares 22,386 Value ($000) $88 Avg Close — Range —
Q4 2015
Shares 22,956 Value ($000) $117 Avg Close — Range —
Q3 2015
Shares 27,286 Value ($000) $115 Avg Close — Range —
Q2 2015
Shares 30,186 Value ($000) $156 Avg Close — Range —
Q1 2015
Shares 33,936 Value ($000) $133 Avg Close — Range —
Q4 2014
Shares 35,936 Value ($000) $129 Avg Close — Range —
Q3 2014
Shares 37,936 Value ($000) $130 Avg Close — Range —
Q2 2014
Shares 44,636 Value ($000) $153 Avg Close — Range —
Q1 2014
Shares 52,836 Value ($000) $219 Avg Close — Range —
Q4 2013
Shares 55,236 Value ($000) $252 Avg Close — Range —
Q3 2013
Shares 58,336 Value ($000) $285 Avg Close — Range —
Q2 2013
Shares 64,600 Value ($000) $273 Avg Close — Range —