SEC Form 4 · accession 0001553878-15-000035
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 7, 2015
Accepted (ET)
Dec 9, 2015 · 5:39 pm EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001178670
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | holding | — | — | — | 2,036 | I | By Managed Account |
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) | $97.72 | Dec 7, 2015 | A | 10,000 | A | Dec 7, 2015 | Dec 7, 2025 | Common Stock | 10,000 | 10,000 | D |
Explanation of responses
- F1The reporting person owns 2,036 shares of ALNY common stock under the ALNY 401(k) plan as a result of the ALNY 401(k) matching contribution program.
- F2On September 11, 2013, the Compensation Committee approved the grant of an option to purchase 10,000 shares of common stock to each employee of the issuer who completes 10 consecutive years of employment. The reporting person completed 10 years of employment on December 7, 2015.