Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 200,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 300,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 100,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 200,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 80,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 12,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 8,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Term A Common Stock Warrants (right to buy) 1,111,729 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 1,111,729 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 9,250 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 1,333,333 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 500,000 N/A N/A Sale
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 1,200,000 N/A N/A Sale
ZHANG XIAOXIONG 10 percent owner, other: please see Remarks 10 percent owner, other: please..
Common Stock 33,000 N/A N/A Sale
ZHANG XIAOXIONG 10 percent owner, other: please see Remarks 10 percent owner, other: please..
Common Stock 45,000 N/A N/A Sale
ZHANG XIAOXIONG 10 percent owner, other: please see Remarks 10 percent owner, other: please..
Common Stock 35,000 N/A N/A Sale
ZHANG XIAOXIONG 10 percent owner, other: please see Remarks 10 percent owner, other: please..
Common Stock 25,000 N/A N/A Sale
ZHANG XIAOXIONG 10 percent owner, other: please see Remarks 10 percent owner, other: please..
Common Stock 16,000 N/A N/A Sale
ZHANG XIAOXIONG 10 percent owner, other: please see Remarks 10 percent owner, other: please..
Common Stock 34,000 N/A N/A Sale
ZHANG XIAOXIONG 10 percent owner, other: please see Remarks 10 percent owner, other: please..
Common Stock 6,000 N/A N/A Sale
ZHANG XIAOXIONG 10 percent owner, other: please see Remarks 10 percent owner, other: please..
Common Stock 30,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 3,000,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 20,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 35,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 25,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 11,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 50,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 30,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 30,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 25,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 13,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 50,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 56,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 92,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 31,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 62,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 43,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 36,000 N/A N/A Purchase
SHELTON ADAM LEE officer: VP Product Management officer: VP Product Management
Common Stock 1,000 N/A N/A Purchase
GIUNTA THOMAS R officer: VP Engineering officer: VP Engineering
Common Stock 1,500 N/A N/A Purchase
QUIRAM JEFFREY A officer: President, CEO officer: President, CEO
Common Stock 2,500 N/A N/A Purchase
BUCHANAN WILLIAM JAMES officer: VP, CFO officer: VP, CFO
Common Stock 4,000 N/A N/A Sale
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 81,300 N/A N/A Sale
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 18,700 N/A N/A Sale
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 25,000 N/A N/A Sale
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 22,000 N/A N/A Purchase
HAMMOND ROBERT B officer: SVP Chief Technical Officer officer: SVP Chief Technical Of..
Common Stock 50,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 20,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 30,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 25,000 N/A N/A