BlackRock Investment Management, LLC - ZIX CORP ownership

ZIX CORP's ticker is ZIXI and the CUSIP is 98974P100. A total of 99 filers reported holding ZIX CORP in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
BlackRock Investment Management, LLC ownership history of ZIX CORP
ValueSharesWeighting
Q4 2016$1,041,000
+21.5%
210,760
+0.9%
0.00%0.0%
Q3 2016$857,000
+9.0%
208,959
-0.3%
0.00%0.0%
Q2 2016$786,000
-2.2%
209,521
+2.4%
0.00%0.0%
Q1 2016$804,000
-21.6%
204,646
+1.3%
0.00%0.0%
Q4 2015$1,026,000
+20.8%
201,976
+0.2%
0.00%0.0%
Q3 2015$849,000
-20.5%
201,626
-2.4%
0.00%0.0%
Q2 2015$1,068,000
+55.5%
206,658
+18.3%
0.00%0.0%
Q1 2015$687,000
+9.9%
174,696
+0.6%
0.00%0.0%
Q4 2014$625,000
+3.8%
173,602
-1.3%
0.00%0.0%
Q3 2014$602,000
-0.2%
175,904
-0.3%
0.00%0.0%
Q2 2014$603,000
-15.7%
176,438
+2.1%
0.00%0.0%
Q1 2014$715,000
-8.9%
172,790
+0.4%
0.00%0.0%
Q4 2013$785,000
-9.2%
172,060
-2.5%
0.00%0.0%
Q3 2013$865,000
+23.0%
176,531
+6.2%
0.00%0.0%
Q2 2013$703,000166,2220.00%
Other shareholders
ZIX CORP shareholders Q4 2014
NameSharesValueWeighting ↓
PERKINS CAPITAL MANAGEMENT INC 253,579$1,240,0001.30%
KESTREL INVESTMENT MANAGEMENT CORP 458,650$2,243,0000.79%
GO ETF SOLUTIONS LLP 857,039$4,191,0000.78%
THB ASSET MANAGEMENT 1,143,744$5,592,0000.77%
PERRITT CAPITAL MANAGEMENT INC 379,350$1,855,0000.49%
CONNORS INVESTOR SERVICES INC 621,728$3,040,0000.46%
Stanley-Laman Group, Ltd. 343,053$1,678,0000.45%
ETF MANAGERS GROUP, LLC 1,001,818$4,899,0000.42%
GLOBEFLEX CAPITAL L P 286,351$1,400,0000.40%
MARTIN & CO INC /TN/ 244,005$1,193,0000.39%
View complete list of ZIX CORP shareholders