SEC Form 4 · accession 0001209191-19-018095
PROTEOSTASIS THERAPEUTICS, INC. · PTI
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
David Arkowitz
Director
Period of report
Mar 6, 2019
Accepted (ET)
Mar 8, 2019 · 4:20 pm EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001445283
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 | $4.07 | Mar 6, 2019 | A | 30,600 | A | — | Mar 6, 2029 | Common Stock | 30,600 | 30,600 | D |
Explanation of responses
- F1These securities shall vest and become exercisable in equal quarterly installments starting on June 6, 2019 until the option is fully vested and exercisable on March 6, 2020, subject to continued service.