Schedule 13G ownership disclosure

SILVERBOX CORP V

Class A Ordinary Shares, par value $0.0001 per share · CUSIP: G8148S107

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
  • Adage Capital Management, L.P.

    Shares: 1,750,000.00 · Class: 6.44%

  • Robert Atchinson

    Shares: 1,750,000.00 · Class: 6.44%

  • Phillip Gross

    Shares: 1,750,000.00 · Class: 6.44%

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

Source: SEC EDGAR filing

Filing metadata

Accession number
0000902664-26-000919
Form type
SCHEDULE 13G
Filer
Adage Capital Management, L.P.
CIK
CIK 1535978
Filed
Feb 12, 2026
Reporting period
Dec 31, 2025
Description
Schedule 13G beneficial ownership

Explore SEC Filings Hub