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Amylyx Pharmaceuticals AMLX · USD

Health Care · US listing · 🇺🇸 United States

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30.21

+2.41%

Close of 9 Nov 2026, in USD

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
FMR LLC16.6m15.14%+112.1k31 Mar 2026
BLACKROCK, INC.8.8m8.04%−225.6k31 Mar 2026
PERCEPTIVE ADVISORS LLC8.3m7.54%—31 Mar 2026
TCG CROSSOVER MANAGEMENT, LLC6.2m5.69%—31 Mar 2026
COMMODORE CAPITAL LP5.7m5.14%—31 Mar 2026
JANUS HENDERSON GROUP PLC5m4.54%+520.2k31 Mar 2026
SATURN V CAPITAL MANAGEMENT LLC4.3m3.96%−146.6k31 Mar 2026
VANGUARD CAPITAL MANAGEMENT LLC4.1m3.77%+4.1m31 Mar 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.3.6m3.24%+783.7k31 Mar 2026
FIRST LIGHT ASSET MANAGEMENT, LLC3.2m2.91%−164.9k31 Mar 2026
DRIEHAUS CAPITAL MANAGEMENT LLC3m2.72%−122.4k31 Mar 2026
GOLDMAN SACHS GROUP INC2.6m2.39%+12.8k31 Mar 2026
STATE STREET CORP2.4m2.15%+293.3k31 Mar 2026
FRANKLIN RESOURCES INC2.3m2.06%+1.1m31 Mar 2026
GEODE CAPITAL MANAGEMENT, LLC2.2m2.01%+45.4k31 Mar 2026

Short interest

Shares sold short, 15 Oct 2026. US exchange data.

13.2m

+4.6% on the period before. 9.9 days to cover.

Short volume

Share of the day's trading sold short, 4 Nov 2026

36.2%

Last 60 trading days.

Failed deliveries

Shares not delivered on settlement, from the SEC

  • 21 Sept 202666 shares
  • 31 Aug 20261 shares
  • 26 Aug 202642 shares
  • 25 Aug 2026154 shares
  • 24 Aug 20261,488 shares

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
TradingView

Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.