J Donald Listwin

Insider Trading: Purchases
Symbol Price Amount Total Value Remaining Holdings Date Form 4
VMEM $0.52 50,000 $26,000.00 2,336,000 2016-03-31 Filing
VMEM $0.52 50,000 $26,000.00 2,286,000 2016-03-31 Filing
VMEM $0.50 86,000 $43,344.00 2,236,000 2016-03-17 Filing
VMEM $0.49 80,000 $39,280.00 2,150,000 2016-03-16 Filing
VMEM $0.49 120,000 $58,440.00 2,070,000 2016-03-15 Filing
(CALX) $7.80 13,000 $101,400.00 688,000 2014-02-18 Filing
(CALX) $10.18 13,802 $140,504.36 675,000 2013-11-01 Filing
(CALX) $12.48 9,700 $121,056.00 661,198 2013-08-05 Filing
(CALX) $12.20 15,300 $186,660.00 651,498 2013-08-02 Filing
(CALX) $8.50 5,000 $42,500.00 625,000 2013-05-01 Filing
(CALX) $8.46 20,000 $169,200.00 620,000 2013-04-30 Filing
CALX $8.01 25,000 $200,237.50 600,000 2013-02-08 Filing
CALX $5.66 25,000 $141,600.00 575,000 2012-11-15 Filing
CALX $5.18 31,117 $161,248.29 550,000 2012-09-05 Filing
CALX $20.75 25,000 $518,657.50 502,464 2011-05-04 Filing
CALX $21.19 25,000 $529,665.00 477,464 2011-05-03 Filing
CALX $20.75 25,000 $518,657.50 502,464 2011-05-03 Filing
CALX $21.19 25,000 $529,665.00 477,464 2011-05-03 Filing
ISLN $17.73 50,000 $886,500.00 50,000 2010-08-06 Filing
CALX $10.41 40,000 $416,520.00 447,464 2010-05-12 Filing