InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (17 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
17
T+90 hit rate
25%
T+90 mean return
-2.1%
Across 8 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the full record of transactions filed by MARAGANORE JOHN, Chief Executive Officer. Insider active across 5 companies, notably Alnylam Pharmaceuticals, INC.. Cumulatively, 33 reports have been logged. Breakdown: 0 buy · 17 sells. History available since 13 May 2021. The latest transaction was filed on 1 July 2026 (Attribution). Regulator: SEC (Form 4). The full history is accessible without signup.
Declarations33 total
3,800 shares0Ordinary SharesSEC:0001395064-26-000275:0
1,585 shares0Common stockSEC:0001439222-22-000049:0
14,167 shares0Common StockSEC:0001735276-21-000095:0
14,167 shares0Common StockSEC:0001735276-21-000095
1,036 shares@ US$96.450.0002% mcap7.3% of flowCommon StockSEC:0001735276-21-000091:0
1,036 shares@ US$96.457.3% of flowCommon StockSEC:0001735276-21-000091
33,978 shares@ US$7.100.0005% mcap17.4% of flowCommon StockSEC:0001735276-21-000089:0
33,978 shares@ US$7.1017.4% of flowCommon StockSEC:0001735276-21-000089
33,979 shares@ US$7.100.0005% mcap17.0% of flowCommon StockSEC:0001735276-21-000083:0
33,979 shares@ US$7.100.0005% mcap17.0% of flowCommon StockSEC:0001735276-21-000083
3,415 shares0Common stockSEC:0001439222-21-000054
3,415 shares0Common stockSEC:0001439222-21-000054:0
33,979 shares@ US$7.10100.0% of flowCommon StockSEC:0001735276-21-000044
33,979 shares@ US$7.100.0005% mcap16.5% of flowCommon StockSEC:0001735276-21-000044:0
15,076 sharesCommon StockSEC:0001553878-16-000036:0
1,838 sharesCommon StockSEC:0001553878-16-000036:1
800 sharesCommon StockSEC:0001553878-16-000036:2
1,281 sharesCommon StockSEC:0001553878-16-000036:3
5,112 sharesCommon StockSEC:0001553878-16-000036:4
3,400 sharesCommon StockSEC:0001553878-16-000036:5
2,245 sharesCommon StockSEC:0001553878-16-000036:6
200 sharesCommon StockSEC:0001553878-16-000036:7
200 sharesCommon StockSEC:0001553878-16-000036:8
15,076 sharesCommon StockSEC:0001553878-16-000036:9
1,200 sharesCommon StockSEC:0001553878-16-000036:10
25 of 33 declarations
About MARAGANORE JOHN
John Maraganore is the CEO and Director at ALNYLAM PHARMACEUTICALS, INC. and AGIOS PHARMACEUTICALS, INC. In these roles, he is responsible for the strategic and operational direction of the companies. His experience in the biopharmaceutical sector is crucial for the development and growth of Alnylam and Agios.
