Charles D. Vogt, CEO, has filed 2 purchases and 0 sales on the open market. The latest trade was on 24/12/10.

Charles D. Vogt

President & CEO

Trading activity

	Trade type
DZS	Open-market buy	24/12/10	24/12/11	10,000 sh	$0.85	$8,500	+2.4%
DZS	Open-market buy	23/02/22	23/02/23	20,000 sh	$10.98	$219,600	+31.4%