Reporting Manager
Mathew P. Arens
Symbol
SIBN
Shares outstanding
43,377,248 shares
Disclosed Ownership
5,170,568 shares
Ownership
12%
Form type
SCHEDULE 13G
Filing time
05 Dec 2025, 16:32:52 UTC
Date of event
30 Nov 2025

Quoteable Key Fact

"First Light Asset Management, LLC disclosed 12% ownership in SI-BONE, Inc. Common Stock, $0.001 par value (SIBN) on 30 Nov 2025."

Quick Takeaways

  • First Light Asset Management, LLC filed SCHEDULE 13G for SI-BONE, Inc. Common Stock, $0.001 par value (SIBN).
  • Disclosed ownership: 12%.
  • Date of event: 30 Nov 2025.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 05 Dec 2025, 16:32.

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 (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
First Light Asset Management, LLC 12% 5,046,068 0 5,046,068 /s/ Kurt T. Peterson Kurt T. Peterson/Chief Compliance Officer
Mathew P. Arens 12% 5,170,568 23,000 5,147,568 /s/ Mathew P. Arens Mathew P. Arens/Chief Executive Officer