SEC Form 4 · accession 0001553878-17-000052
ALNYLAM PHARMACEUTICALS, INC. · ALNY
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Michael Mason
Officer — VP, Finance and Treasurer
Period of report
Sep 20, 2017
Accepted (ET)
Sep 22, 2017 · 5:09 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001178670
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Performance Stock Option 2013 (right to buy) | $63.00 | Sep 20, 2017 | A | 1,667 | A | Sep 20, 2017 | Dec 17, 2023 | Common Stock | 1,667 | 1,667 | D |
Explanation of responses
- F1On December 18, 2013, the reporting person was granted a performance based stock option to purchase shares of ALNY Common Stock. One-third of the shares subject to the option will vest upon the achievement of each of three specific clinical development and regulatory events, as approved by our compensation committee. Effective September 20, 2017, the compensation committee of the company determined the second performance criteria had been met and the option will vest as to one-third of the shares.