First Signal

We give you the facts, the moves, and, of course, what we make of it all.

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Alnylam ALNY

First Signal's file · in 1 issue · All companies

RNA drugs for rare heart and nerve diseases

Every time it made the issue

We cover a company only when it moves enough to matter. Each row is one of those days, what we made of it, and how the stock did over the next 5 and 20 trading days, next to the S&P 500.

DateWhereMoveOur read5 days later20 days later
Thu, Oct 29, 2026Earnings−25.1%Product sales rose 52% to $1.29 billion, but it enlarged a key heart study of its next drug to 2,250 patients, with a launch still expected by 2030.to cometo come

Its biggest days of the past ten years

Best daysMove
Wed, Sep 20, 2017+51.7%
Wed, Aug 3, 2022+49.3%
Mon, Jun 24, 2024+34.5%
Worst daysMove
Thu, Oct 6, 2016−48.5%
Thu, Jul 30, 2026−28.3%
Thu, Oct 29, 2026−25.1%

How it took its last 8 reports

The stock's move in the first session after each quarterly report. Next report: not yet announced.

Results filedNext session
Thu, Oct 29, 2026−25.1%
Thu, Jul 30, 2026−28.3%
Thu, Apr 30, 2026+2.8%
Thu, Feb 12, 2026−4.3%
Thu, Oct 30, 2025−6.7%
Thu, Jul 31, 2025+15.4%
Mon, Jan 13, 2025+8.5%
Thu, Feb 15, 2024−10.2%

Moves are daily closing prices. Past moves don't predict future ones.