Filing Manager
BlackRock, Inc.
Reporting Manager
BlackRock, Inc.
Symbol
AMLX
Shares outstanding
89,409,109 shares
Disclosed Ownership
4,917,501 shares
Ownership
5.5%
Form type
SCHEDULE 13G
Filing time
17 Jul 2025, 19:44:53 UTC
Date of event
30 Jun 2025
Next filing
21 Jan 2026

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Quoteable Key Fact

"BlackRock, Inc. disclosed 5.5% ownership in Amylyx Pharmaceuticals, Inc. Common Stock (AMLX) on 30 Jun 2025."

Quick Takeaways

  • BlackRock, Inc. filed SCHEDULE 13G for Amylyx Pharmaceuticals, Inc. Common Stock (AMLX).
  • Disclosed ownership: 5.5%.
  • Date of event: 30 Jun 2025.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 17 Jul 2025, 19:44.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Official SEC Source

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (1)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
BlackRock, Inc. 5.5% 4,917,501 4,827,647 0 Spencer Fleming Managing Director