CLEARSIGN COMBUSTION CORP 4
4 · CLEARSIGN COMBUSTION CORP · Filed Jul 7, 2014
Insider Transaction Report
Form 4
COLANNINO JOSEPH
CHIEF TECHNOLOGY OFFICER
Transactions
- Exercise/Conversion
Option to Purchase Common Stock
2014-07-03−7,537→ 70,588 totalExercise: $2.20Exp: 2021-09-30→ Common Stock (7,537 underlying) - Tax Payment
Option to Purchase Common Stock
2014-07-03−2,463→ 68,125 totalExercise: $2.20Exp: 2021-09-30→ Common Stock (2,463 underlying) - Exercise/Conversion
Common Stock
2014-07-03$2.20/sh+7,537$16,581→ 23,012 total
Footnotes (2)
- [F1]The Reporting Person exercised an option to purchase 10,000 shares of the Issuer's common stock on a cashless basis. The Issuer withheld 2,463 shares of common stock for payment of the exercise price.
- [F2]The right to purchase the option shares vests at the rate of 40% on July 1, 2012 and 5% on the first day of each calendar quarter thereafter until fully vested on June 30, 2015.