Filing Manager
William A. Koefoed
Reporting Manager
William A. Koefoed
Symbol
OS
Shares outstanding
53,983,789 shares
Disclosed Ownership
2,051,384 shares
Ownership
3.8%
Form type
SCHEDULE 13G/A
Filing time
13 Feb 2025, 17:49:27 UTC
Date of event
31 Dec 2024

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Quoteable Key Fact

"William A. Koefoed disclosed 3.8% ownership in ONESTREAM, INC. Class A common stock, $0.0001 par value per share (OS) on 31 Dec 2024."

Quick Takeaways

  • William A. Koefoed filed SCHEDULE 13G/A for ONESTREAM, INC. Class A common stock, $0.0001 par value per share (OS).
  • Disclosed ownership: 3.8%.
  • Date of event: 31 Dec 2024.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 13 Feb 2025, 17:49.

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.

Source Evidence

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
William A. Koefoed 3.8% 2,051,384 2,051,384 0 /s/ William A. Koefoed William A. Koefoed