SEC Form 4 · accession 0001144204-19-005908
ClearSign Technologies Corp · CLIR
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Stephen Michael Sock
Officer — SVP Business Development
Period of report
Feb 6, 2019
Accepted (ET)
Feb 8, 2019 · 5:30 pm EST
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 StockF1 | $1.21 | Feb 6, 2019 | A | 50,000 | A | — | Jan 1, 2029 | Common Stock | 50,000 | 70,000 | D |
| Option to Purchase Common StockF1 | $2.25 | Feb 6, 2019 | A | 50,000 | A | — | Jan 1, 2029 | Common Stock | 50,000 | 120,000 | D |
Explanation of responses
- F1The right to purchase one-third of the shares subject to the options vested as of January 1, 2019. The right to purchase the remainder of the shares will vest as follows: one-third on January 1, 2020 and one third on January 1, 2021.