ENGELSEN STEINAR J

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

Employee stock option (right to buy)

Common Stock

Common Stock

Employee stock option (right to buy)

Common Stock

Common Stock

Common Stock

Common Stock

Employee Stock Option

Common Stock

Non-employee Director Stock Option (right to buy)

Employee Stock Option

Common Stock

Warrant to Purchase Common Stock

Common Stock

Common Stock

Common Stock

Common Stock

2010/2012 Convertible Promissory Notes

2014 Convertible Promissory Notes

Series C Preferred Stock

Series B Preferred Stock

Series A Warrant to Purchase Common Stock

Series B Warrant to Purchase Common Stock

Employee Stock Option

Common Stock

Restricted Stock Units

Common Stock

Restricted Stock Units

Common Stock

Restricted Stock Units

Common Stock

Common Stock

Restricted Stock Units

Common Stock

Restricted Stock Units

Common Stock

Common Stock

Common Stock