SEC Form 4 · accession 0001144204-15-020958
ClearSign Technologies Corp · CLIR
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Stephen E Pirnat
Officer — President & CEO · Director
Period of report
Apr 1, 2015
Accepted (ET)
Apr 2, 2015 · 4:19 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001434524
Table I — non-derivative securities
No Table I lines on this filing.
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Option to Purchase Common StockF2,F1 | $5.21 | Apr 1, 2015 | A | 200,000 | A | — | Apr 1, 2025 | Common Stock | 200,000 | 300,000 | D |
Explanation of responses
- F1This option to purchase common stock fully vests 50% on the first anniversary and 50% on the second anniversary of the grant date of April 1, 2015.
- F2The reporting person is a participant in the Issuer's 2011 Equity Incentive Plan. The option to purchase common stock was granted in accordance with the reporting person's employment agreement entered into in connection with his appointment as the Issuer's President and Chief Executive Officer.