Alnylam Pharmaceuticals, Inc. Common Stock (ALNY)

Typically moves ±6.66% on earnings
EARNINGS ANALYTICS
event_upcoming Est. Next Earnings: 2026-10-20 ESTIMATED
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Alnylam Pharmaceuticals, Inc. Common Stock (ALNY) has reported earnings 17 times since Aug 03, 2021. The stock moves an average of ±6.66% the day after reporting, closing higher 47.1% of the time. Its largest post-earnings gain was +15.47% (Jul 31, 2025) and its largest decline was -28.43% (Jul 30, 2026). The next earnings report is predicted for 2026-10-20 (estimated).

Earnings reactions

How ALNY moved on each past earnings report.

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Earnings Impact

Total Earnings

17

Avg Abs. Movement

±6.66%

Positive %

47.1%

Negative %

52.9%

Historical Earnings Statistics

Date Timing Earnings move SEC Filing
Jul 30, 2026 ☀ PRE -28.43% open_in_new
Apr 30, 2026 ☀ PRE +2.74% open_in_new
Feb 12, 2026 ☀ PRE -4.2% open_in_new
Oct 30, 2025 ☀ PRE -6.71% open_in_new
event

Earnings Count

17

Total earnings in dataset

trending_up

Avg Abs. Movement

±6.66%

Avg % price change on earnings

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SEC Filings

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Browse all SEC filings

account_balance

Institutional ownership

Holdings as of Jun 30, 2026 · SEC 13-F

View all 47 →
47
Funds holding
$9023075732
Total value held
Buying
29 added · 16 reduced
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SEC Filing Types

Recent SEC Filings

10 most recent
Form Date Filed View on EDGAR
10-Q 20260730 open_in_new SEC.gov
8-K 20260730 open_in_new SEC.gov
3 20260603 open_in_new SEC.gov
4 20260603 open_in_new SEC.gov
4 20260603 open_in_new SEC.gov
144 20260601 open_in_new SEC.gov
8-K 20260527 open_in_new SEC.gov
4 20260522 open_in_new SEC.gov
4 20260522 open_in_new SEC.gov
4 20260522 open_in_new SEC.gov

Frequently asked about ALNY earnings

When does Alnylam Pharmaceuticals, Inc. Common Stock report earnings next? expand_more

Alnylam Pharmaceuticals, Inc. Common Stock (ALNY)'s next earnings date is estimated for 2026-10-20. This is a prediction based on its historical quarterly reporting pattern, not a company-confirmed date.

How much does ALNY stock move after earnings? expand_more

Over 17 reports, ALNY has moved an average of ±6.66% the session after earnings, closing higher 47.1% of the time.

What was ALNY's biggest post-earnings move? expand_more

ALNY's largest post-earnings gain on record was +15.47% on Jul 31, 2025, and its largest decline was -28.43% on Jul 30, 2026.

Where can I find Alnylam Pharmaceuticals, Inc. Common Stock's SEC filings? expand_more

All of Alnylam Pharmaceuticals, Inc. Common Stock's SEC filings — 10-K, 10-Q, 8-K and more — are listed in the SEC filings section on this page, each linking to the original document on SEC.gov.

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