SEC Form 4 · accession 0001209191-15-054646
Sesen Bio, Inc. · SESN
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Cary Pfeffer
Director
Period of report
Jun 16, 2015
Accepted (ET)
Jun 18, 2015 · 4:05 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 OptionF1 | $2.68 | Jun 16, 2015 | A | 8,072 | A | — | Jun 15, 2025 | Common Stock | 8,072 | 8,072 | D |
Explanation of responses
- F1This option was granted on June 16, 2015 and vests over one year, with 1/12th of the shares subject to the option vesting at the end of each successive one-month period following the grant date until the earlier of (a) the day that is one business day prior to the date of the next annual meeting and (b) the first anniversary of the grant date, at which time such option shall be fully vested.
Remarks
Exhibit List Exhibit 24.1 - Power of Attorney