John Maraganore

John Maraganore

Net worth: 2 M $ as of 2026-08-30

62 year
Health Technology
Finance
Commercial Services

Profile

John M. Maraganore is a businessperson who has been the head of 5 different companies. Dr. Maraganore occupies the position of Chief Executive Officer & Director at Alnylam Pharmaceuticals, Inc. He is also on the board of Biotechnology Innovation Organization (former Chairman), Agios Pharmaceuticals, Inc. (former Chairman) and Tempero Pharmaceuticals, Inc. In his past career he held the position of Director at MacroGenics, Inc., Director at Regulus Therapeutics, Inc., Director-Market & Business Development at Biogen, Inc. Director-Market & Business Development at Biogen MA, Inc. and Director-Molecular Biology & Business Development at Biogen Idec, Inc. (North Carolina) (both are subsidiaries of Biogen, Inc.), Strategic Advisor at Longwood Fund Management LLC, Scientist at The Upjohn Co., Senior VP-Strategic Product Development at Millennium Pharmaceuticals, Inc., Scientist at ZymoGenetics, Inc. and Venture Partner at Third Rock Ventures GP LP. Dr. Maraganore received a doctorate, a graduate degree and an undergraduate degree from The University of Chicago.

Known holdings in public companies

CompanyDateNumber of sharesValuationValuation date
2026-05-03 35,948 ( 0.08% ) 2 M $ 2026-08-30
2026-07-09 17,300 ( 0% ) 624 531 $ 2026-08-30
2026-06-02 0 ( -.--% ) - $ 2026-08-30
-.--%
2022-07-10 614,013 ( -.--% ) - $ Today
2026-06-23 0 ( -.--% ) - $ 2026-08-30
2026-06-09 0 ( -.--% ) - $ 2026-08-30

John Maraganore active positions

CompaniesPositionStart
KYMERA THERAPEUTICS, INC. Director/Board Member 2021-12-31
BEAM THERAPEUTICS INC. Director/Board Member 2021-11-04
BLACKSTONE INC. Consultant / Advisor 2022-01-31
RAPPORT THERAPEUTICS, INC. Director/Board Member 2024-02-29
HEMAB THERAPEUTICS HOLDINGS, INC. Chairman 2021-12-31
TAKEDA PHARMACEUTICAL COMPANY LIMITED Director/Board Member 2022-05-31
Consultant / Advisor 2021-12-31
Director/Board Member -
Consultant / Advisor 2022-08-31
░░░░░░░ ░░░░░░░░░░ ░░░░░░░░░░░░░░ ░░░░░░ -
░░░░░░░ ░░░░░░░░░░░░░ ░░░░ ░░░░░░░ -
░░░░░ ░░░░░░░░░░░░░ ░░░░ ░░░░░░░░░░░░░░ ░░░░░░ -
░░░░░░░ ░░░░ ░░░░░░░░░░ ░ ░░░░░░░ -
░░░░░ ░░░ ░░░░░░░░ ░░░░░░░░░░

Former positions of John Maraganore

CompaniesPositionEnd
░░░░░░░░░ ░░░░░ ░░░░░░░░░░░░░░ ░░░░░░ ░░░░░░░░░░
░░░░░ ░░░░░░░░░░░░░░░░ ░░░░ ░░░░░░░░ ░░░░░░░░░░
░░░░░░░ ░░░░░░░░░░░░░░░░ ░░░░ ░░░░░░░ ░░░░░░░░░░
░░░░░░░ ░░░░░░░░░░░░░░░░ ░░░░ ░░░░░░░░░░░░░░ ░░░░░░ ░░░░░░░░░░
░░░░░░░ ░░░░░░░░░░░░ ░░░░ ░░░░░░░░ ░░░░░░░░░░
See the detail of John Maraganore's experience

Training of John Maraganore

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

Connections

78

1st degree connections

39

1st degree companies

Male

Female

Members of the board

Executives

Linked companies

Private companies39

Health Technology

Health Technology

Health Technology

Health Technology

Health Technology

Finance

Health Technology

Commercial Services

Commercial Services

Health Technology

Health Technology

Health Technology

Health Technology

Finance

Health Technology

Consumer Services

Health Technology

Finance

Third Rock Ventures GP LP

Health Technology

Process Industries

Finance

Finance

Finance

Commercial Services

Health Technology

Health Technology

Health Services

Health Technology

Consumer Services

Health Technology

Nucleate Bio, Inc.

Health Technology

Commercial Services

Health Technology

Health Technology

Health Technology

Health Technology

Health Technology

  1. Stock Market
  2. Insiders
  3. John Maraganore
LAST HOURS | 40% Discount: The Best Subscriber-Only Tools to Unlock Hidden Opportunities!
d
:
:
SEIZE THE OFFER!