Sale
GERBER WILLIAM G director director
Common Stock 5,000 N/A N/A Sale
LANPHIER EDWARD O II director director
Common Stock 25,000 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 12,000 N/A N/A Sale
LANPHIER EDWARD O II director director
Common Stock 25,000 N/A N/A Sale
LANPHIER EDWARD O II director director
Common Stock 25,000 N/A N/A Sale
LANPHIER EDWARD O II director director
Common Stock 25,000 N/A N/A Sale
LANPHIER EDWARD O II director director
Common Stock 25,000 N/A N/A Option
GREGORY PHILIP D officer: SVP of Research & CSO officer: SVP of Research & CSO
Common Stock 6,000 N/A N/A Option
GREGORY PHILIP D officer: SVP of Research & CSO officer: SVP of Research & CSO
Employee Stock Option (Right to Buy) 6,000 N/A N/A Sale
GREGORY PHILIP D officer: SVP of Research & CSO officer: SVP of Research & CSO
Common Stock 8,000 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 25,000 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 25,000 N/A N/A Sale
LANPHIER EDWARD O II director director
Common Stock 25,000 N/A N/A Sale
LANPHIER EDWARD O II director director
Common Stock 25,000 N/A N/A Option
ZANTE GREG officer: VP, Finance & Administration officer: VP, Finance & Administ..
Common Stock 12,500 N/A N/A Sale
ZANTE GREG officer: VP, Finance & Administration officer: VP, Finance & Administ..
Common Stock 12,500 N/A N/A Option
ZANTE GREG officer: VP, Finance & Administration officer: VP, Finance & Administ..
Common Stock 27,417 N/A N/A Sale
ZANTE GREG officer: VP, Finance & Administration officer: VP, Finance & Administ..
Common Stock 2,834 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 Sale
LANPHIER EDWARD O II director director
Common Stock 25,000 N/A N/A Sale
LANPHIER EDWARD O II director director
Common Stock 5,100 N/A N/A Sale
LANPHIER EDWARD O II director director
Common Stock 19,900 N/A N/A Sale
LANPHIER EDWARD O II director director
Common Stock 25,000 N/A N/A Sale
LANPHIER EDWARD O II director director
Common Stock 25,000 N/A N/A Sale
GREGORY PHILIP D officer: SVP of Research & CSO officer: SVP of Research & CSO
Common Stock 6,000 N/A N/A Sale
ZANTE GREG officer: VP, Finance & Administration officer: VP, Finance & Administ..
Common Stock 8,000 N/A N/A Option
ZANTE GREG officer: VP, Finance & Administration officer: VP, Finance & Administ..
Common Stock 8,000 N/A N/A Purchase
KOPP LEROY C 10 percent owner 10 percent owner
Common Stock 19,000 N/A N/A Sale
LANPHIER EDWARD O II director director
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 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 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 Sale
LARSON JOHN WILLIAM director director
Common Stock 3,000 N/A N/A Sale
LARSON JOHN WILLIAM director director
Common Stock 3,000 N/A N/A