ZIX CORP

CUSIP: 98974P100 Class: COM

Penobscot Investment Management Company, Inc.'s Holding History (CIK: 0001394866)

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

Q4 2015
Shares 15,400 Value ($000) $78 Avg Close — Range —
Q3 2015
Shares 15,400 Value ($000) $65 Avg Close — Range —
Q2 2015
Shares 15,400 Value ($000) $80 Avg Close — Range —
Q1 2015
Shares 15,400 Value ($000) $61 Avg Close — Range —
Q4 2014
Shares 15,400 Value ($000) $55 Avg Close — Range —
Q3 2014
Shares 15,400 Value ($000) $53 Avg Close — Range —
Q2 2014
Shares 15,400 Value ($000) $53 Avg Close — Range —
Q1 2014
Shares 15,400 Value ($000) $64 Avg Close — Range —
Q4 2013
Shares 15,400 Value ($000) $70 Avg Close — Range —
Q3 2013
Shares 15,400 Value ($000) $75 Avg Close — Range —
Q2 2013
Shares 15,400 Value ($000) $65 Avg Close — Range —