John Maraganore bought stock once, on Oct 22, 2026

Director at Rapport Therapeutics, Inc., and 3 other companies

SEC CIK 0001180432 · Filings on SEC.gov ↗

$249KBought

$85.5MSold

Oct 22Last buy

John Maraganore's record

3 months after each buy, from the first price a copier could get.

No buys have 3 months of prices yet. A record shows here at 3.

Companies

Every filing

21 filings since Jan 2016, newest first

RAPPBuy

Rapport Therapeutics, Inc.

Director

$249K4d ago

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$5.8M−13.0%Nov 12

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$6.8M−13.0%Aug 16

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$4.4M−13.0%May 17

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$5.0M−14.0%Feb 26

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$4.3M−15.0%Nov 20

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$4.7M−15.0%Aug 21

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$5.0M−15.0%May 22

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$4.6M−15.0%Feb 21

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$3.9M−20.0%Oct 16

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$3.5M−20.0%May 17

AGIOSell

Agios Pharmaceuticals Inc

Director

$2.0M−56.0%Sep 13

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$5.3M−24.0%Jul 27

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$9.6M−32.0%Nov 24

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$9.4M−33.0%Nov 17

BLUESell

Bluebird Bio, Inc.

Director

$2.5M−76.0%Sep 18

BLUESell

Bluebird Bio, Inc.

Director

$1.3M−70.0%Aug 28

BLUESell

Bluebird Bio, Inc.

Director

$1.2M−74.0%Mar 6

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$2.0M−18.0%Jul 21

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$2.0M−18.0%Apr 21

ALNYSell

Alnylam Pharmaceuticals, Inc.

CEO

$2.2M−18.0%Jan 21

Filings come from SEC EDGAR. Not investment advice.