ALNY
Common Stock

Alnylam Pharmaceuticals INC

As of Jun 30, 2026 CUSIP 02043Q107
Institutional Holders
779
Total Held Value
$39.89B
Total Exact Shares
132.91M
Largest Holder
Fidelity (FMR)
15.02M shares • $4.52B
Reported Holders779
Filings dated Jun 30, 2026 unless marked
# Trend (4Q)
1 Fidelity (FMR) $4.52B 0.2% +3.1% 15.02M Jun 30, 2026
2 Capital World Investors $3.35B 0.4% +3.2% 11.14M Jun 30, 2026
3 BlackRock $3.28B <0.1% +4.4% 10.91M Jun 30, 2026
4 Capital Research Global Investors $2.94B 0.4% +3.0% 9.75M Jun 30, 2026
5 Vanguard Portfolio Management $1.97B 0.1% +0.7% 6.54M Jun 30, 2026
6 Vanguard Capital Management $1.82B <0.1% +1.4% 6.03M Jun 30, 2026
7 T. Rowe Price Investment Management $1.70B 1.1% +8.6% 5.64M Jun 30, 2026
8 Invesco $1.13B 0.1% — 3.75M — Jun 30, 2026
9 State Street $1.07B <0.1% +7.0% 3.56M Jun 30, 2026
10 Geode Capital Management $791.3M <0.1% -0.9% 2.64M Jun 30, 2026
11 JPMorgan Chase $785.3M <0.1% -57.7% 2.68M Jun 30, 2026
12 Baillie Gifford & Co. $734.5M 0.7% -2.2% 2.44M Jun 30, 2026
13 Norges Bank $683.9M 0.1% — 2.27M — Jun 30, 2026
14 Wellington Management Group $635.3M 0.1% +9.0% 2.11M Jun 30, 2026
15 Orbis Allan Gray $598.3M 2.1% +48.9% 1.99M Jun 30, 2026
16 Dodge & Cox $588.6M 0.3% +1.4% 1.96M Jun 30, 2026
17 Two Sigma Investments $564.7M 0.4% -5.9% 1.88M Jun 30, 2026
18 American Century Companies $558.1M 0.2% +2.9% 1.85M Jun 30, 2026
19 Clearbridge Investments $379.1M 0.3% -7.1% 1.26M Jun 30, 2026
20 T. Rowe Price Associates $345.9M <0.1% -19.8% 1.15M Jun 30, 2026
Exited in Latest Filing85
# Fund Prior Value Prior % of Fund Change Prior Shares Trend (4Q) Exit Report
Each exit is an immediately prior-filing position absent from that manager's latest published filing. Prior values are shown for context and are not included in current totals.