SEC Form 4 · accession 0001638599-17-000948
SELECTA BIOSCIENCES INC · SELB
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
David Siewers
Officer — CFO and Treasurer
Period of report
Sep 20, 2017
Accepted (ET)
Sep 22, 2017 · 5:30 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001453687
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Sep 20, 2017 | M | 2,194 | $0.63 | A | 2,194 | D | |
| Common Stock | Sep 20, 2017 | S | 2,194 | $20.00 | D | 0 | D | |
| Common Stock | Sep 20, 2017 | M | 14,230 | $0.63 | A | 14,230 | D | |
| Common Stock | Sep 20, 2017 | S | 14,230 | $20.00 | D | 0 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Employee Stock Option (right to buy)F2 | $0.63 | Sep 20, 2017 | M | 2,194 | D | — | Sep 6, 2020 | Common Stock | 2,194 | 0 | D |
| Employee Stock Option (right to buy)F2 | $0.63 | Sep 20, 2017 | M | 14,230 | D | — | Feb 16, 2021 | Common Stock | 14,230 | 5,000 | D |
Explanation of responses
- F1The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 21, 2016.
- F2All shares underlying this option are fully vested.