Silverbox Corp IV - Class A ordinary shares, par value $0.0001 per share (SBXDU) Institutional Ownership

13F Institutional Holders and Ownership History from Q3 2024 to Q4 2025

Type / Class
Equity / Class A ordinary shares, par value $0.0001 per share
Symbol
SBXDU
Shares outstanding
20,442,930
Price per share
$10.53
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
9,069
Total reported value
$95,705
% of total 13F portfolios
0%
Share change
-34,900
Value change
-$29,807
Number of holders
3
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Silverbox Corp IV - Class A ordinary shares, par value $0.0001 per share (SBXDU) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Polar Asset Management Partners Inc. 7.2% $16,894,496 1,480,000 Polar Asset Management Partners Inc. 30 Jun 2025

As of 31 Dec 2025, 3 institutional investors reported holding 9,069 shares of Silverbox Corp IV - Class A ordinary shares, par value $0.0001 per share (SBXDU). This represents 0.04% of the company’s total 20,442,930 outstanding shares.

Institutional Holders of Silverbox Corp IV - Class A ordinary shares, par value $0.0001 per share (SBXDU) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 9,069 $95,705 -$29,807 $10.53 3
2025 Q3 43,969 $126,380 +$30,370 $10.58 4
2025 Q2 2,427 $27,499 -$6,910,655 $11.33 3
2025 Q1 672,697 $6,918,724 -$48,535,592 $10.36 5
2024 Q4 5,390,050 $54,636,407 -$130,213,735 $10.14 10
2024 Q3 18,370,442 $184,255,533 +$184,255,533 $10.03 28