Schedule 13G ownership disclosure

Alector Inc

Common Stock, $0.0001 par value · CUSIP: 014442107

Event date: 2025-12-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares
Unavailable
Percent of class
Unavailable
  • RTW Investments, LP

    Shares: 0.00 · Class: 0.0%

  • Roderick Wong

    Shares: 0.00 · Class: 0.0%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.

Source: SEC EDGAR filing

Filing metadata

Accession number
0001493215-26-000024
Form type
SCHEDULE 13G/A
Filer
Alector, Inc.
CIK
CIK 1653087
Filed
Feb 17, 2026
Reporting period
Dec 31, 2025
Description
Schedule 13G beneficial ownership

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