SEC Form 4 · accession 0001325812-17-000002
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
Dec 30, 2016
Accepted (ET)
Jan 3, 2017 · 5:33 pm EST
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitsF1,F2 | — | Dec 30, 2016 | A | 8,502 | A | — | — | Common Stock | 8,502 | 8,502 | D |
Explanation of responses
- F1Each restricted stock unit represents a contingent right to receive one share of ALNY common stock.
- F2The restricted stock units vest in full on December 30, 2017.