| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ALNY | Common Stock | Options Exercise | $0 | +5.03K | $0.00 | 5.03K | Feb 1, 2023 | Direct | ||
| transaction | ALNY | Common Stock | Sale | -$16.3K | -73 | -1.45% | $223.97 | 4.95K | Feb 2, 2023 | Direct | F1, F2 |
| transaction | ALNY | Common Stock | Sale | -$217K | -963 | -19.45% | $225.80 | 3.99K | Feb 2, 2023 | Direct | F1, F3 |
| transaction | ALNY | Common Stock | Sale | -$127K | -561 | -14.06% | $226.62 | 3.43K | Feb 2, 2023 | Direct | F1, F4 |
| transaction | ALNY | Common Stock | Sale | -$910 | -4 | -0.12% | $227.38 | 3.42K | Feb 2, 2023 | Direct | F1 |
| transaction | ALNY | Common Stock | Sale | -$29.1K | -128 | -3.74% | $227.68 | 3.3K | Feb 3, 2023 | Direct | F5, F6 |
| transaction | ALNY | Common Stock | Sale | -$42.6K | -185 | -5.61% | $230.20 | 3.11K | Feb 3, 2023 | Direct | F5, F7 |
| transaction | ALNY | Common Stock | Sale | -$200K | -865 | -27.8% | $231.35 | 2.25K | Feb 3, 2023 | Direct | F5, F8 |
| transaction | ALNY | Common Stock | Sale | -$301K | -1.29K | -57.57% | $232.53 | 953 | Feb 3, 2023 | Direct | F5, F9 |
| transaction | ALNY | Common Stock | Sale | -$222K | -953 | -100% | $233.31 | 0 | Feb 3, 2023 | Direct | F5, F10 |
| 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 | -5.03K | -100% | $0.00* | 0 | Feb 1, 2023 | Common Stock | 5.03K | $0.00 | Direct | F11, F12 |
| 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 $223.42 to $224.25. 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 $225.21 to $226.20. 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 $226.23 to $227.12. 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 | These sales were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 2, 2022. |
| F6 | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $227.63 to $228.38. 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 $229.87 to $230.62. 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 $230.90 to $231.90. 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 price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $231.94 to $232.90. 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. |
| F10 | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $233.02 to $233.81. 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. |
| F11 | Each restricted stock unit represents a contingent right to receive one share of ALNY common stock. |
| F12 | On February 1, 2021 the reporting person received 10,051 restricted stock units, one-half of which vested on the first anniversary of the grant date, and one-half of which vested on the second anniversary of the grant date (February 1, 2023). |