J2 GLOBAL INC

Ticker: ZD CUSIP: 48123V102 Class: COM

Calamos Advisors LLC's Holding History (CIK: 0001316507)

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

Q4 2019

Shares 21,832 Value ($000) $2,046 Avg Close $82.66 Range $76.25 - $87.71

Q1 2016

Shares 7,635 Value ($000) $470 Avg Close $60.54 Range $48.20 - $70.94

Q4 2015

Shares 8,835 Value ($000) $727 Avg Close $67.94 Range $59.15 - $73.17

Q3 2015

Shares 10,125 Value ($000) $717 Avg Close $60.56 Range $55.87 - $65.76

Q2 2015

Shares 10,125 Value ($000) $688 Avg Close $59.14 Range $55.65 - $62.50

Q1 2015

Shares 7,925 Value ($000) $521 Avg Close $55.66 Range $49.13 - $63.04

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	21,832	$2,046	$82.66	$76.25 - $87.71
Q1 2016	7,635	$470	$60.54	$48.20 - $70.94
Q4 2015	8,835	$727	$67.94	$59.15 - $73.17
Q3 2015	10,125	$717	$60.56	$55.87 - $65.76
Q2 2015	10,125	$688	$59.14	$55.65 - $62.50
Q1 2015	7,925	$521	$55.66	$49.13 - $63.04