ALNY

Alnylam Pharmaceuticals Inc

Latest period2026 - Q2Total superinvestors51

Top 10 Superinvestors by Shares Owned

This chart shows the top 10 superinvestors based on the number of shares they owned in 2026-Q1 and 2026-Q2. According to the most recent SEC 13F filing, 51 superinvestors own shares of Alnylam Pharmaceuticals Inc (ALNY), although recent data may remain incomplete due to pending filings.

Quarter-over-Quarter Change (%)

This chart highlights the quarter-over-quarter change (%) in the number of superinvestors holding Alnylam Pharmaceuticals Inc (ALNY), the total shares they held, and the total reported dollar value. It gives a clear view of whether there is ongoing momentum. The dotted lines at the top and bottom adjust longer bars to keep smaller data points visible for better comparison.

Superinvestors' Activity (%) Over the Last 4 Quarters

This chart shows superinvestors' activity with Alnylam Pharmaceuticals Inc (ALNY) over the last four quarters, highlighting the percentage of investors who added, increased, decreased, held, or exited their positions, revealing shifts in sentiment over time.

Superinvestors' Past Actions

This chart displays superinvestors' past actions with Alnylam Pharmaceuticals Inc (ALNY) over the last 10 years (40 quarters), helping to visualize the collective momentum and investment trends over time.

Superinvestors ownership

SuperinvestorPortfolio %Reported Value
Athena Konstantinidis@Congress Asset Management Co
Recent Activity
Decreased -7.01%
0.5%
$79.984M
265,701 shares@ 301.03 avg price
Dr. Dr. Heimo Ploessnig@Assenagon Asset Management S.a.
Recent Activity
Increased 20.8%
0.06%
$46.869M
155,695 shares@ 301.04 avg price
Mikael Aho@Handelsbanken Fonder Ab
Recent Activity
Decreased -21.4%
0.1%
$32.287M
107,255 shares@ 301.04 avg price
Richard A. Ward@Curated Wealth Partners Llc
Recent Activity
New Position
0.03%
$181,100
35,628 shares@ 5.09 avg price
Soren Pihl@Pensiondanmark Pensionsforsikringsaktieselskab
Recent Activity
New Position
0.06%
$6.758M
22,451 shares@ 301.04 avg price
Amy C Hui@Y-intercept (hong Kong) Ltd
Recent Activity
Decreased -42.24%
0.04%
$1.975M
6,561 shares@ 301.04 avg price
Clara Horn@E. Ohman J
Recent Activity
0.04%
$1.38M
4,584 shares@ 301.04 avg price
Lauren T. McDonough@Howland Capital Management Llc
Recent Activity
Increased 7.09%
0.05%
$1.365M
4,534 shares@ 301.04 avg price
Aniko Kozo@Generali Investments Cee, Investicni Spolecnost, A.s.
Recent Activity
Increased 32.76%
0.06%
$1.159M
3,850 shares@ 301.04 avg price
Brentt Hoover@Spectrum Planning & Advisory Services Inc.
Recent Activity
0.46%
$1.008M
3,350 shares@ 301.03 avg price

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