Tanguler Tolga

SEC source: 0001415889-24-026739 · form4-11132024_101138.xml · derivative · entry 1

Tanguler Tolga · CIK 0001849458 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,000

Underlying: Common Stock · 36,000 shares

Expires 2034-11-10

F1 · derivative.exercise_date: The shares subject to the option shall vest and become exercisable in equal annual installments over a three year period such that the option is fully vested on the third anniversary of the date of grant, subject to the Reporting Person's continuous service.

SEC source: 0001735276-24-000066 · edgardoc.xml · nonDerivative · entry 13

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,660

F2 · kind: 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.

F14 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $235.10 to $235.73. 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.

SEC source: 0001735276-24-000066 · edgardoc.xml · nonDerivative · entry 12

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,827

F2 · kind: 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.

F13 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $234.06 to $235.04. 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.

SEC source: 0001735276-24-000066 · edgardoc.xml · nonDerivative · entry 11

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,012

F2 · kind: 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.

F12 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $233.00 to $234.00. 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.

SEC source: 0001735276-24-000066 · edgardoc.xml · nonDerivative · entry 10

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,127

F2 · kind: 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.

F11 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $231.97 to $232.97. 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.

SEC source: 0001735276-24-000066 · edgardoc.xml · nonDerivative · entry 9

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,343

F2 · kind: 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.

F10 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $230.92 to $231.78. 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.

SEC source: 0001735276-24-000066 · edgardoc.xml · nonDerivative · entry 8

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,442

F2 · kind: 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.

F9 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $229.76 to $230.70. 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.

SEC source: 0001735276-24-000066 · edgardoc.xml · nonDerivative · entry 7

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,746

F2 · kind: 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.

F8 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $228.75 to $229.72. 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.

SEC source: 0001735276-24-000066 · edgardoc.xml · nonDerivative · entry 6

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,012

F2 · kind: 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.

F7 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $227.72 to $228.71. 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.

SEC source: 0001735276-24-000066 · edgardoc.xml · nonDerivative · entry 5

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,141

F2 · kind: 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.

F6 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $226.45 to $227.35. 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.

SEC source: 0001735276-24-000066 · edgardoc.xml · nonDerivative · entry 4

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,175

F2 · kind: 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.

F5 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $224.99 to $225.98. 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.

SEC source: 0001735276-24-000066 · edgardoc.xml · nonDerivative · entry 3

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,193

F2 · kind: 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.

F4 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $223.92 to $224.43. 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.

SEC source: 0001735276-24-000066 · edgardoc.xml · nonDerivative · entry 2

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,206

F2 · kind: 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.

F3 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $221.37 to $222.00. 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.

SEC source: 0001735276-24-000066 · edgardoc.xml · nonDerivative · entry 1

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,265

F1 · kind: On February 23, 2022, the reporting person was granted a performance-based stock unit (PSU) under the 2018 Stock Incentive Plan. The shares subject to the PSU vest based on the achievement of three specified performance measures. The shares reported were issued to the reporting person upon vesting of one-third of the shares subject to the PSU based on the issuer publicly reporting of a positive, statistically significant result on a clinical outcomes endpoint from a Phase 3 clinical study in ATTR amyloidosis with cardiomyopathy, as determined by The People, Culture and Compensation Committee of the Issuer Board of Directors on June 24, 2024.

SEC source: 0001735276-24-000030 · edgardoc.xml · derivative · entry 2

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,279

Underlying: Common Stock · 9,279 shares

Expires 2034-03-01

F3 · derivative.exercise_date: The stock option vests as to 25% of the shares on the first anniversary of the grant date and the remaining shares vesting in equal installments at the end of each successive three-month period thereafter until the fourth anniversary of the grant date, subject to the Reporting Persons continuous service with the Issuer as of each such vesting date.

SEC source: 0001735276-24-000030 · edgardoc.xml · nonDerivative · entry 1

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,987

F1 · shares: These shares are represented by restricted stock units (RSUs) granted under the Amended and Restated 2018 Stock Incentive Plan. Each RSU represents a contingent right to receive one share of common stock. The RSUs will vest over a three-year period, with one third vesting on each of the first, second and third anniversaries of the grant date, subject to the Reporting Persons continuous service with the Issuer as of each such vesting date.

F2 · balance_after: The Reporting Person has reported prior awards of RSUs in Table II of Form 4. The total reported in Column 5 includes the 4,751 newly awarded RSUs and 5,236 shares of common stock. The Reporting Person also holds 3,333 unvested RSUs that were previously reported in Table II.

SEC source: 0001735276-24-000020 · edgardoc.xml · nonDerivative · entry 6

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,236

F1 · kind: 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.

SEC source: 0001735276-24-000020 · edgardoc.xml · nonDerivative · entry 5

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,237

F1 · kind: 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.

F5 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $157.01 to $157.99. 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.

SEC source: 0001735276-24-000020 · edgardoc.xml · nonDerivative · entry 4

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,251

F1 · kind: 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.

F4 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $155.96 to $156.91. 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.

SEC source: 0001735276-24-000020 · edgardoc.xml · nonDerivative · entry 3

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,351

F1 · kind: 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.

F3 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $154.95 to $155.95. 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.

SEC source: 0001735276-24-000020 · edgardoc.xml · nonDerivative · entry 2

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,521

F1 · kind: 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 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $153.94 to $154.94. 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.

SEC source: 0001735276-24-000020 · edgardoc.xml · derivative · entry 7

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,333

Underlying: Common Stock · 1,667 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F6 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of ALNY common stock.

F7 · derivative.exercise_date: On February 27, 2023, the reporting person was granted 5,000 restricted stock units that vest ratably on each of the first, second and third anniversaries of the Grant Date. On February 27, 2024, the first tranche of restricted stock units from the February 27, 2023 grant vested and was released, as reported on this Form 4.

F7 · derivative.expiration_date: On February 27, 2023, the reporting person was granted 5,000 restricted stock units that vest ratably on each of the first, second and third anniversaries of the Grant Date. On February 27, 2024, the first tranche of restricted stock units from the February 27, 2023 grant vested and was released, as reported on this Form 4.

SEC source: 0001735276-24-000020 · edgardoc.xml · nonDerivative · entry 1

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,737

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001735276-24-000008 · edgardoc.xml · nonDerivative · entry 4

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,070

F2 · kind: 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.

F5 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $148.96 to $149.49. 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.

SEC source: 0001735276-24-000008 · edgardoc.xml · nonDerivative · entry 3

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,191

F2 · kind: 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.

F4 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $147.88 to $148.83. 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.

SEC source: 0001735276-24-000008 · edgardoc.xml · nonDerivative · entry 2

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,710

F2 · kind: 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.

F3 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $146.88 to $147.87. 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.

SEC source: 0001735276-24-000008 · edgardoc.xml · nonDerivative · entry 1

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,079

F1 · kind: On February 23, 2022, the reporting person was granted a performance-based stock unit (PSU) under the 2018 Stock Incentive Plan. The shares subject to the PSU vest based on the achievement of three specified performance measures. The shares reported were issued to the reporting person upon vesting of one-third of the shares subject to the PSU based on the issuer publicly reporting $1.5 billion in total annual revenue, as determined by The People, Culture and Compensation Committee of the Issuer Board of Directors on February 15, 2024.

SEC source: 0001735276-23-000046 · edgardoc.xml · nonDerivative · entry 6

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,801

F2 · kind: 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.

SEC source: 0001735276-23-000046 · edgardoc.xml · nonDerivative · entry 5

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,904

F2 · kind: 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.

F6 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $ 195.50 to $196.09. 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.

SEC source: 0001735276-23-000046 · edgardoc.xml · nonDerivative · entry 4

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,968

F2 · kind: 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.

F5 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $ 194.49 to $195.49. 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.

SEC source: 0001735276-23-000046 · edgardoc.xml · nonDerivative · entry 3

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,593

F2 · kind: 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.

F4 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $ 193.48 to $194.48. 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.

SEC source: 0001735276-23-000046 · edgardoc.xml · nonDerivative · entry 2

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,155

F2 · kind: 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.

F3 · price: The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $ 192.47 to $193.47. 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.

SEC source: 0001735276-23-000046 · edgardoc.xml · nonDerivative · entry 1

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,277

F1 · kind: On February 23, 2022, the reporting person was granted performance-based stock units (PSUs) in connection with the issuer 2021 year-end compensation review. The PSUs vest in separate installments based on the achievement of three specified performance measures as determined by the People, Culture and Compensation Committee of the issuer Board of Directors. The shares reported were issued to the reporting person upon vesting of one-third of the PSUs based on achievement of a corresponding performance measure relating to the issuer public reporting of human proof-of-concept of an investigational therapeutic directed to an extrahepatic target (central nervous system, or CNS).

SEC source: 0001735276-23-000027 · edgardoc.xml · derivative · entry 2

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,352

Underlying: Common Stock · 10,352 shares

Expires 2033-02-27

F4 · shares: Represents the time-vested stock option portion of the reporting person's annual equity award granted in 2023 for 2022 performance.

F5 · derivative.exercise_date: The stock option vests as to 25% of the shares on the first anniversary of the grant date and as to an additional 6.25% of the shares at the end of each successive three month period thereafter until the fourth anniversary of the grant date.

SEC source: 0001735276-23-000027 · edgardoc.xml · derivative · entry 1

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,000

Underlying: Common Stock · 5,000 shares

Expires 2026-02-27

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of ALNY common stock.

F2 · shares: Represents the time-vested restricted stock unit portion of the reporting person's annual equity award granted in 2023 for 2022 performance. The reporting person also received 10,000 performance stock units as part of their annual equity award that will vest upon the achievement of three specific performance conditions (subject to a one year minimum vesting period), which will be reported on a Form 4 as to the performance stock units allocated to each performance condition if and when each performance condition is met and the performance stock units vest.

F3 · derivative.exercise_date: The restricted stock units vest ratably in three installments, with one third vesting on each of the first, second and third anniversaries of the grant date.

F3 · derivative.expiration_date: The restricted stock units vest ratably in three installments, with one third vesting on each of the first, second and third anniversaries of the grant date.

SEC source: 0001735276-23-000006 · edgardoc.xml · nonDerivative · entry 10

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F5 · kind: These sales were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 2, 2022.

F10 · price: 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.

SEC source: 0001735276-23-000006 · edgardoc.xml · nonDerivative · entry 9

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 953

F5 · kind: These sales were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 2, 2022.

F9 · price: 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.

SEC source: 0001735276-23-000006 · edgardoc.xml · nonDerivative · entry 8

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,246

F5 · kind: These sales were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 2, 2022.

F8 · price: 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.

SEC source: 0001735276-23-000006 · edgardoc.xml · nonDerivative · entry 7

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,111

F5 · kind: These sales were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 2, 2022.

F7 · price: 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.

SEC source: 0001735276-23-000006 · edgardoc.xml · nonDerivative · entry 6

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,296

F5 · kind: These sales were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 2, 2022.

F6 · price: 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.

SEC source: 0001735276-23-000006 · edgardoc.xml · nonDerivative · entry 5

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,424

F1 · kind: 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.

SEC source: 0001735276-23-000006 · edgardoc.xml · nonDerivative · entry 4

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,428

F1 · kind: 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.

F4 · price: 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.

SEC source: 0001735276-23-000006 · edgardoc.xml · nonDerivative · entry 3

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,989

F1 · kind: 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.

F3 · price: 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.

SEC source: 0001735276-23-000006 · edgardoc.xml · nonDerivative · entry 2

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,952

F1 · kind: 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 · price: 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.

SEC source: 0001735276-23-000006 · edgardoc.xml · derivative · entry 11

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,025 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F11 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of ALNY common stock.

F12 · derivative.exercise_date: 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).

F12 · derivative.expiration_date: 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).

SEC source: 0001735276-23-000006 · edgardoc.xml · nonDerivative · entry 1

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,025

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001735276-22-000067 · edgardoc.xml · nonDerivative · entry 12

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F2 · kind: These sales were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 2, 2022.

SEC source: 0001735276-22-000067 · edgardoc.xml · nonDerivative · entry 11

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 104

F2 · kind: These sales were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 2, 2022.

SEC source: 0001735276-22-000067 · edgardoc.xml · nonDerivative · entry 10

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 109

F2 · kind: These sales were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 2, 2022.

SEC source: 0001735276-22-000067 · edgardoc.xml · nonDerivative · entry 9

Tanguler Tolga · CIK 0001849458 · EVP, Chief Commercial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 214

F2 · kind: These sales were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 2, 2022.