| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ALNY | Common Stock | Options Exercise | $0 | +22,477 | $0.000000 | 22,477 | 02 Aug 2023 | Direct | ||
| transaction | ALNY | Common Stock | Sale | $54,324 | -300 | -1.3% | $181.08 | 22,177 | 03 Aug 2023 | Direct | F1, F2 |
| transaction | ALNY | Common Stock | Sale | $91,225 | -500 | -2.3% | $182.45 | 21,677 | 03 Aug 2023 | Direct | F1, F3 |
| transaction | ALNY | Common Stock | Sale | $102,900 | -560 | -2.6% | $183.75 | 21,117 | 03 Aug 2023 | Direct | F1, F4 |
| transaction | ALNY | Common Stock | Sale | $283,806 | -1,535 | -7.3% | $184.89 | 19,582 | 03 Aug 2023 | Direct | F1, F5 |
| transaction | ALNY | Common Stock | Sale | $318,787 | -1,714 | -8.8% | $185.99 | 17,868 | 03 Aug 2023 | Direct | F1, F6 |
| transaction | ALNY | Common Stock | Sale | $259,799 | -1,389 | -7.8% | $187.04 | 16,479 | 03 Aug 2023 | Direct | F1, F7 |
| transaction | ALNY | Common Stock | Sale | $84,470 | -450 | -2.7% | $187.71 | 16,029 | 03 Aug 2023 | Direct | F1, F8 |
| holding | ALNY | Common Stock | 4,000 | 02 Aug 2023 | by Trust | F9 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ALNY | Restricted Stock Units | Options Exercise | $0 | -22,477 | -100% | $0.000000* | 0 | 02 Aug 2023 | Common Stock | 22,477 | Direct | F10, F11 |
| Id | Content |
|---|---|
| F1 | Represents shares automatically sold by the Company on behalf of the reporting person pursuant to a mandatory sell-to-cover provision in the award agreement required to cover minimum statutory tax withholding obligations that became due upon the vesting and settlement of restricted stock units reported in this form. |
| F2 | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $181.00 to $181.25. The reporting person will provide to the issuer, any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range. |
| F3 | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $182.13 to $183.06. The reporting person will provide to the issuer, any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range. |
| F4 | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $183.20 to $184.15. The reporting person will provide to the issuer, any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range. |
| F5 | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $184.48 to $185.44. The reporting person will provide to the issuer, any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range. |
| F6 | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $185.49 to $186.31. The reporting person will provide to the issuer, any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range. |
| F7 | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $186.53 to $187.53. The reporting person will provide to the issuer, any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range. |
| F8 | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $187.58 to $187.99. The reporting person will provide to the issuer, any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range. |
| F9 | The shares of ALNY common stock were purchased by the Michael W. Bonney Revocable Trust, of which the reporting person is trustee. |
| F10 | Each restricted stock unit represents a contingent right to receive one share of ALNY common stock. |
| F11 | The restricted stock units vest in full on the second anniversary of the grant date, August 2, 2021, provided the Reporting Person continues to serve as a director through such anniversary date, or earlier than such anniversary date if he ceases to serve as a director other than for cause or by his voluntary resignation as Executive Chair without the consent of the Board of Directors. |