InsiderFlow

ALNY

Alnylam Pharmaceuticals, Inc.$305.77-2.74 (-0.89%)
Prev Close$308.51·MCap$41.24B·P/E135.87·Vol192.2K·Yield

Buys (12M)

0

$0.00

Sells (12M)

39

$104.46M

Net Activity

Net Seller

$104.46M

Active Insiders

9

last 12 mo

Over the past 12 months, insider activity at Alnylam Pharmaceuticals, Inc. (ALNY) has been exclusively selling, with 0 insider purchases totaling $0.00 and 39 insider sales totaling $104.46M. The most recent insider transaction was by McLaughlin Melissa (officer: Chief Human Resources Officer), who sold $1.27M worth of shares on Apr 7, 2026. Alnylam Pharmaceuticals, Inc. operates in the Healthcare sector, within the Biotechnology industry, with a market cap of $41.24B.

ALNY Insider Trading Activity

DateInsiderTypeValue
Apr 7, 2026 McLaughlin MelissaSell$1.27M
Mar 6, 2026 Fitzgerald Kevin JosephSell$417.7K
Mar 6, 2026 Garg PushkalSell$1.52M
Mar 6, 2026 Greenstreet YvonneSell$947.6K
Mar 6, 2026 Poulton Jeffrey V.Sell$797.4K
Mar 6, 2026 Tanguler TolgaSell$746.0K
Mar 2, 2026 Garg PushkalSell$1.53M
Feb 17, 2026 Fitzgerald Kevin JosephSell$1.28M
Feb 17, 2026 Garg PushkalSell$695.2K
Feb 17, 2026 Greenstreet YvonneSell$4.32M
Feb 17, 2026 Poulton Jeffrey V.Sell$695.2K
Feb 17, 2026 Tanguler TolgaSell$607.4K
Feb 12, 2026 Fitzgerald Kevin JosephSell$677.5K
Feb 12, 2026 Poulton Jeffrey V.Sell$695.2K
Feb 12, 2026 Tanguler TolgaSell$607.4K
Jan 14, 2026 Fitzgerald Kevin JosephSell$525.8K
Jan 14, 2026 Tanguler TolgaSell$517.9K
Jan 11, 2026 Fitzgerald Kevin JosephSell$848.1K
Jan 11, 2026 Garg PushkalSell$547.9K
Jan 11, 2026 Greenstreet YvonneSell$3.48M
Jan 11, 2026 Poulton Jeffrey V.Sell$1.01M
Jan 11, 2026 Tanguler TolgaSell$7.8K
Nov 26, 2025 Greenstreet YvonneSell$499.0K
Nov 17, 2025 Fitzgerald Kevin JosephSell$5.48M
Nov 12, 2025 Greenstreet YvonneSell$11.61M
Oct 1, 2025 Fitzgerald Kevin JosephSell$1.10M
Oct 1, 2025 Garg PushkalSell$2.69M
Oct 1, 2025 Greenstreet YvonneSell$4.03M
Oct 1, 2025 Poulton Jeffrey V.Sell$1.73M
Oct 1, 2025 Tanguler TolgaSell$635.1K
Sep 9, 2025 Reitan Colleen FSell$8.42M
Aug 29, 2025 Tanguler TolgaSell$1.56M
Aug 18, 2025 BONNEY MICHAEL WSell$5.06M
Aug 15, 2025 Garg PushkalSell$1.30M
Aug 15, 2025 Greenstreet YvonneSell$3.16M
Aug 15, 2025 Poulton Jeffrey V.Sell$1.03M
Aug 14, 2025 Ausiello Dennis ASell$13.73M
May 30, 2025 Greenstreet YvonneSell$15.54M
May 15, 2025 BONNEY MICHAEL WSell$3.12M
Mar 24, 2025 PYOTT DAVID E ISell$2.22M
Mar 21, 2025 Garg PushkalSell$2.86M
Mar 3, 2025 Fitzgerald Kevin JosephSell$669.3K
Mar 3, 2025 Garg PushkalSell$620.9K
Mar 3, 2025 Greenstreet YvonneSell$945.2K
Mar 3, 2025 Poulton Jeffrey V.Sell$307.9K
Mar 3, 2025 Tanguler TolgaSell$114.8K
Feb 28, 2025 Fitzgerald Kevin JosephSell$119.9K
Feb 27, 2025 Garg PushkalSell$226.0K
Feb 27, 2025 Greenstreet YvonneSell$700.9K
Feb 27, 2025 Poulton Jeffrey V.Sell$192.4K
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ALNY Insider Buying Activity

The following table shows recent insider purchases of Alnylam Pharmaceuticals, Inc. (ALNY) stock reported via SEC Form 4 filings.

No insider buying activity found for ALNY in the last 12 months.

ALNY Insider Selling Activity

The following table shows recent insider sales of Alnylam Pharmaceuticals, Inc. (ALNY) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Apr 7, 2026 McLaughlin MelissaSell$1.27M
Mar 6, 2026 Fitzgerald Kevin JosephSell$417.7K
Mar 6, 2026 Garg PushkalSell$1.52M
Mar 6, 2026 Greenstreet YvonneSell$947.6K
Mar 6, 2026 Poulton Jeffrey V.Sell$797.4K
Mar 6, 2026 Tanguler TolgaSell$746.0K
Mar 2, 2026 Garg PushkalSell$1.53M
Feb 17, 2026 Fitzgerald Kevin JosephSell$1.28M
Feb 17, 2026 Garg PushkalSell$695.2K
Feb 17, 2026 Greenstreet YvonneSell$4.32M
Feb 17, 2026 Poulton Jeffrey V.Sell$695.2K
Feb 17, 2026 Tanguler TolgaSell$607.4K
Feb 12, 2026 Fitzgerald Kevin JosephSell$677.5K
Feb 12, 2026 Poulton Jeffrey V.Sell$695.2K
Feb 12, 2026 Tanguler TolgaSell$607.4K
Jan 14, 2026 Fitzgerald Kevin JosephSell$525.8K
Jan 14, 2026 Tanguler TolgaSell$517.9K
Jan 11, 2026 Fitzgerald Kevin JosephSell$848.1K
Jan 11, 2026 Garg PushkalSell$547.9K
Jan 11, 2026 Greenstreet YvonneSell$3.48M
Jan 11, 2026 Poulton Jeffrey V.Sell$1.01M
Jan 11, 2026 Tanguler TolgaSell$7.8K
Nov 26, 2025 Greenstreet YvonneSell$499.0K
Nov 17, 2025 Fitzgerald Kevin JosephSell$5.48M
Nov 12, 2025 Greenstreet YvonneSell$11.61M
Oct 1, 2025 Fitzgerald Kevin JosephSell$1.10M
Oct 1, 2025 Garg PushkalSell$2.69M
Oct 1, 2025 Greenstreet YvonneSell$4.03M
Oct 1, 2025 Poulton Jeffrey V.Sell$1.73M
Oct 1, 2025 Tanguler TolgaSell$635.1K
Sep 9, 2025 Reitan Colleen FSell$8.42M
Aug 29, 2025 Tanguler TolgaSell$1.56M
Aug 18, 2025 BONNEY MICHAEL WSell$5.06M
Aug 15, 2025 Garg PushkalSell$1.30M
Aug 15, 2025 Greenstreet YvonneSell$3.16M
Aug 15, 2025 Poulton Jeffrey V.Sell$1.03M
Aug 14, 2025 Ausiello Dennis ASell$13.73M
May 30, 2025 Greenstreet YvonneSell$15.54M
May 15, 2025 BONNEY MICHAEL WSell$3.12M
Mar 24, 2025 PYOTT DAVID E ISell$2.22M
Mar 21, 2025 Garg PushkalSell$2.86M
Mar 3, 2025 Fitzgerald Kevin JosephSell$669.3K
Mar 3, 2025 Garg PushkalSell$620.9K
Mar 3, 2025 Greenstreet YvonneSell$945.2K
Mar 3, 2025 Poulton Jeffrey V.Sell$307.9K
Mar 3, 2025 Tanguler TolgaSell$114.8K
Feb 28, 2025 Fitzgerald Kevin JosephSell$119.9K
Feb 27, 2025 Garg PushkalSell$226.0K
Feb 27, 2025 Greenstreet YvonneSell$700.9K
Feb 27, 2025 Poulton Jeffrey V.Sell$192.4K

ALNY Insiders

McLaughlin Melissa

officer: Chief Human Resources Officer

Sold $1.27M
1 tradesLast: Apr 7, 2026
Garg Pushkal

officer: EVP Chief R&D

Sold $36.17M
19 tradesLast: Mar 6, 2026
Fitzgerald Kevin Joseph

officer: CSO & EVP, Head of Research

Sold $18.29M
13 tradesLast: Mar 6, 2026
Greenstreet Yvonne

President & COO

Sold $74.38M
24 tradesLast: Mar 6, 2026
Poulton Jeffrey V.

officer: EVP, Chief Financial Officer

Sold $8.83M
16 tradesLast: Mar 6, 2026
Tanguler Tolga

officer: EVP, Chief Commercial Officer

Sold $8.50M
17 tradesLast: Mar 6, 2026
Reitan Colleen F

Director

Bought $10.4KSold $8.43M
3 tradesLast: Sep 9, 2025
BONNEY MICHAEL W

Director

Sold $15.23M
4 tradesLast: Aug 18, 2025
Ausiello Dennis A

Director

Sold $23.99M
3 tradesLast: Aug 14, 2025
PYOTT DAVID E I

Director

Sold $9.39M
2 tradesLast: Mar 24, 2025
SHARP PHILLIP A

Director

Sold $19.89M
4 tradesLast: Jan 23, 2025
SCHULMAN AMY W

Director

Sold $5.26M
2 tradesLast: Jun 25, 2024
Franchini Indrani Lall

EVP, CLO & Secretary

Sold $1.44M
4 tradesLast: Feb 27, 2024
Vaishnaw Akshay

President, R&D

Sold $17.11M
8 tradesLast: Apr 26, 2023
PAUL STEVEN M

Director

Sold $2.56M
1 tradesLast: Apr 1, 2022
MARAGANORE JOHN

Chief Executive Officer

Sold $24.31M
6 tradesLast: Dec 21, 2021
KEATING LAURIE

EVP, Chief Legal Officer

Sold $3.65M
4 tradesLast: Aug 5, 2021