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$ALNY All transactions

ALNYLAM PHARMACEUTICALS, INC.

▼ SELL 10b5-1 Plan

$ Value

$67K

Shares

209

Price

$318

Filed

Apr 7

Insider

Name

McLaughlin Melissa

Title

Chief Human Resources Officer

CIK

0002127187

Roles

Officer

Transaction Details

Transaction Date

2026-04-02

Code

S

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

12,520

Footnotes

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. | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $316.04 to $317.03. 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. | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $317.07 to $318.05. 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. | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $318.09 to $318.83. 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. | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $319.19 to $320.10. 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. | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $320.21 to $321.11. 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. | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $321.26 to $322.20. 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. | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $322.31 to $323.13. 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. | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $323.39 to $324.01. 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. | This transaction was made pursuant to a Rule 10b5-1(c) trading plan adopted by the Reporting Person on December 16, 2025. | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $320.10 to $320.32. 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. | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $329.22 to $330.18. 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. | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $330.21 to $330.86. 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. | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $331.77 to $332.14. 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. | The price reported represents the weighted average sales price of shares sold in multiple transactions at prices ranging from $333.39 to $334.31. 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.

Filing Info

Accession No.

0001178670-26-000014

Form Type

4

Issuer CIK

0001178670

McLaughlin Melissa's History

Date Ticker Type Value
2026-04-06 ALNY $18K
2026-04-06 ALNY $300K
2026-04-06 ALNY $274K
2026-04-06 ALNY $97K
2026-04-06 ALNY $66K
2026-04-02 ALNY $84K
2026-04-02 ALNY $114K
2026-04-02 ALNY $67K
2026-04-02 ALNY $27K
2026-04-02 ALNY $47K

Other Insiders at ALNY (90d)

Insider Bought Sold Last
Greenstreet Yvonne
Chief Executive Officer
$5.3M 2026-03-04
SUPRAN BRYAN
EVP, CLO and Secretary
2026-03-02
Poulton Jeffrey V.
EVP, Chief Financial Officer
$2.2M 2026-03-04
Garg Pushkal
EVP Chief R&D
$4.9M 2026-03-05
Tanguler Tolga
EVP, Chief Commercial Officer
$1.9M 2026-03-04
Fitzgerald Kevin Joseph
CSO & EVP, Head of Research
$2.8M 2026-03-05
McLaughlin Melissa
Chief Human Resources Officer
$1.2M 2026-04-06