Insider Transactions Reported by 25 Insiders of ALNYLAM PHARMACEUTICALS, INC.

Symbol
ALNY on Nasdaq
Location
Cambridge, MA

Insiders trading volume in the past year

ALNYLAM PHARMACEUTICALS, INC. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Phillip A. Sharp Director $73,397,225 23 Jan 2025
John Maraganore Chief Executive Officer, Director $42,771,115 21 Dec 2021
Yvonne Greenstreet Chief Executive Officer, Director $32,741,532 -$43,154,196 -57% 04 Mar 2026
Jeffrey V Poulton EVP, Chief Financial Officer $20,612,165 -$5,982,129 -22% 04 Mar 2026
Tolga Tanguler EVP, Chief Commercial Officer $11,576,190 -$5,250,478 -31% 04 Mar 2026
Michael W. Bonney Director $8,824,800 -$8,186,717 -48% 18 Aug 2025
Kevin Joseph Fitzgerald CSO & EVP, Head of Research $6,883,494 -$11,370,630 -62% 04 Mar 2026
Pushkal Garg EVP Chief R&D $6,780,647 -$12,287,949 -64% 04 Mar 2026
David E. I. Pyott Director $6,711,522 -$2,224,560 -25% 08 May 2025
Bryan A. Supran EVP, CLO and Secretary $4,694,008 02 Mar 2026
Akshay Vaishnaw President $4,315,918 03 Aug 2023
Amy W. Schulman Director $2,786,314 08 May 2025
Robert W. Hesslein EVP, CLO and Secretary $1,943,926 03 Mar 2025
Dennis A. Ausiello Director $1,532,503 -$13,729,536 -90% 14 Aug 2025
Laurie B. Keating EVP, Chief Legal Officer $1,031,491 05 Aug 2021
Indrani Lall Franchini EVP, CLO & Secretary $914,785 27 Feb 2024
Charles Elliott Sigal Director $646,436 08 May 2025
Colleen F. Reitan Director $372,759 -$8,425,113 -96% 09 Sep 2025
Margaret A. Hamburg Director $212,217 08 May 2025
Steven M. Paul Director $185,320 01 Apr 2022
Olivier Brandicourt Director $180,536 08 May 2025
Peter N. Kellogg Director $180,536 08 May 2025
Carolyn R. Bertozzi Director $180,536 08 May 2025
Stuart A. Arbuckle Director 05 Jan 2026
Marsha Fanucci Director 18 May 2023

Recent Insider Transactions by Companies or Individuals for ALNYLAM PHARMACEUTICALS, INC.

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Pushkal Garg ALNY Common Stock Sale -11.4% $778,812 $323.96 -2,404 18,693 05 Mar 2026 Direct
Kevin Joseph Fitzgerald ALNY Common Stock Sale -3.1% $213,177 $323.98 -658 20,569 05 Mar 2026 Direct
Pushkal Garg ALNY Common Stock Sale -9.86% $745,984 $323.08 -2,309 21,097 04 Mar 2026 Direct
Yvonne Greenstreet ALNY Common Stock Sale -2.97% $947,581 $323.08 -2,933 95,695 04 Mar 2026 Direct
Jeffrey V Poulton ALNY Common Stock Sale -3.84% $797,351 $323.08 -2,468 61,805 04 Mar 2026 Direct
Tolga Tanguler ALNY Common Stock Sale -6.31% $745,984 $323.08 -2,309 34,297 04 Mar 2026 Direct
Kevin Joseph Fitzgerald ALNY Common Stock Sale -2.9% $204,508 $323.08 -633 21,227 04 Mar 2026 Direct
Pushkal Garg ALNY Common Stock Sale -7.05% $567,546 $319.74 -1,775 23,406 03 Mar 2026 Direct
Kevin Joseph Fitzgerald ALNY Common Stock Sale -7.03% $528,189 $319.73 -1,652 21,860 03 Mar 2026 Direct
Jeffrey V Poulton ALNY Common Stock Sale -3.32% $722,801 $327.65 -2,206 64,273 02 Mar 2026 Direct
Jeffrey V Poulton ALNY Common Stock Award 7.73% 4,769 66,479 02 Mar 2026 Direct
Jeffrey V Poulton ALNY Stock Option (right to buy) Award 10,480 10,480 02 Mar 2026 Direct
Pushkal Garg ALNY Common Stock Sale -6.38% $562,585 $327.66 -1,717 25,181 02 Mar 2026 Direct
Pushkal Garg ALNY Common Stock Award 21.6% 4,769 26,898 02 Mar 2026 Direct
Pushkal Garg ALNY Stock Option (right to buy) Award 10,480 10,480 02 Mar 2026 Direct
Kevin Joseph Fitzgerald ALNY Common Stock Sale -6.36% $523,584 $327.65 -1,598 23,512 02 Mar 2026 Direct
Kevin Joseph Fitzgerald ALNY Common Stock Award 17.2% 3,688 25,110 02 Mar 2026 Direct
Kevin Joseph Fitzgerald ALNY Stock Option (right to buy) Award 8,105 8,105 02 Mar 2026 Direct
Tolga Tanguler ALNY Common Stock Sale -4.18% $523,584 $327.65 -1,598 36,606 02 Mar 2026 Direct
Tolga Tanguler ALNY Common Stock Award 14.3% 4,769 38,204 02 Mar 2026 Direct
Tolga Tanguler ALNY Stock Option (right to buy) Award 10,480 10,480 02 Mar 2026 Direct
Bryan A. Supran ALNY Common Stock Award 11.8% 1,539 14,565 02 Mar 2026 Direct
Bryan A. Supran ALNY Stock Option (right to buy) Award 3,381 3,381 02 Mar 2026 Direct
Yvonne Greenstreet ALNY Common Stock Sale -6.45% $2,227,698 $327.65 -6,799 98,628 02 Mar 2026 Direct
Yvonne Greenstreet ALNY Common Stock Award 15.1% 13,844 105,427 02 Mar 2026 Direct
Yvonne Greenstreet ALNY Stock Price Performance Stock Unit Award 110,746 110,746 02 Mar 2026 Direct
Yvonne Greenstreet ALNY Stock Option (right to buy) Award 30,425 30,425 02 Mar 2026 Direct
Yvonne Greenstreet ALNY Common Stock Options Exercise 6.91% 5,921 91,583 27 Feb 2026 Direct
Yvonne Greenstreet ALNY Restricted Stock Units Options Exercise -100% -5,921 0 27 Feb 2026 Direct
Jeffrey V Poulton ALNY Common Stock Options Exercise 3.19% 1,908 61,710 27 Feb 2026 Direct
Jeffrey V Poulton ALNY Restricted Stock Units Options Exercise -100% -1,908 0 27 Feb 2026 Direct
Tolga Tanguler ALNY Common Stock Options Exercise 5.24% 1,666 33,435 27 Feb 2026 Direct
Tolga Tanguler ALNY Restricted Stock Units Options Exercise -100% -1,666 0 27 Feb 2026 Direct
Pushkal Garg ALNY Common Stock Sale -17.3% $1,533,100 $331.34 -4,627 22,129 27 Feb 2026 Direct
Pushkal Garg ALNY Common Stock Options Exercise 7.68% 1,908 26,756 27 Feb 2026 Direct
Pushkal Garg ALNY Restricted Stock Units Options Exercise -100% -1,908 0 27 Feb 2026 Direct
Kevin Joseph Fitzgerald ALNY Common Stock Award 0.74% 158 21,422 23 Feb 2026 Direct
Kevin Joseph Fitzgerald ALNY Common Stock Sale -8.76% $677,532 $331.96 -2,041 21,264 17 Feb 2026 Direct
Pushkal Garg ALNY Common Stock Sale -8.28% $695,201 $310.08 -2,242 24,848 13 Feb 2026 Direct
Yvonne Greenstreet ALNY Common Stock Sale -7.51% $2,157,542 $310.08 -6,958 85,662 13 Feb 2026 Direct
Tolga Tanguler ALNY Common Stock Sale -5.81% $607,448 $310.08 -1,959 31,769 13 Feb 2026 Direct
Kevin Joseph Fitzgerald ALNY Common Stock Sale -7.75% $607,448 $310.08 -1,959 23,305 13 Feb 2026 Direct
Jeffrey V Poulton ALNY Common Stock Sale -3.61% $695,201 $310.08 -2,242 59,802 13 Feb 2026 Direct
Pushkal Garg ALNY Common Stock Award 20.3% 4,579 27,090 12 Feb 2026 Direct
Yvonne Greenstreet ALNY Common Stock Award 18.1% 14,209 92,620 12 Feb 2026 Direct
Tolga Tanguler ALNY Common Stock Award 13.5% 4,000 33,728 12 Feb 2026 Direct
Kevin Joseph Fitzgerald ALNY Common Stock Award 18.8% 4,000 25,264 12 Feb 2026 Direct
Jeffrey V Poulton ALNY Common Stock Award 7.97% 4,579 62,044 12 Feb 2026 Direct
Kevin Joseph Fitzgerald ALNY Common Stock Sale -9.72% $848,065 $370.33 -2,290 21,264 13 Jan 2026 Direct
Pushkal Garg ALNY Common Stock Sale -6.29% $547,929 $362.87 -1,510 22,511 12 Jan 2026 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.