SEC Form 4 · accession 0001485003-16-000112
Sesen Bio, Inc. · SESN
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Abbie Celniker
Officer — President and CEO · Director
Period of report
Jun 15, 2016
Accepted (ET)
Jun 17, 2016 · 4:17 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001485003
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (Right to Buy)F1 | $0.28 | Jun 15, 2016 | A | 30,024 | A | Jun 15, 2016 | Feb 24, 2026 | Common Stock | 30,024 | 30,024 | D |
Explanation of responses
- F1On February 25, 2016, the reporting person was granted an option to purchase 90,000 shares of common stock. This option vests in installments based on the achievement of certain regulatory and business milestones. The Compensation Committee of the Company determined that one of these performance milestones was met, resulting in vesting of the option with respect to 30,024 shares.