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 20,000 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 16,200 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 10,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 10,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 10,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 10,000 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 20,000 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 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 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 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 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 50,000 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 40,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 21,000 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 31,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 22,000 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 20,000 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 20,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 5,000 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 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 50,000 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 50,000 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 25,000 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 20,000 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 22,000 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 15,000 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 7,500 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 7,500 N/A N/A