13F reference period
Q3 2026
Security Snapshot
SilverBox Corp IV - Common Shares (SBXDF) Institutional Ownership
CUSIP: G81354105
13F Institutional Holders and Ownership History from Q4 2024 to Q3 2026
Institutions Reporting
0
Shares (Excl. Options)
0
Price
$10.70
The headline uses the Q3 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended.
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- Security type / class
- Equity / Common Shares
- Symbol
- SBXDF on OTC
- All holders as of 30 Sep 2026
- Q3 2026
- Total 13F shares
- 0
- Total 13F value
- $0
- Share change
- -7,148,814
- Value change
- -$77,223,470
- Number of holders
- 0
- Shares outstanding
- 6,431,507
- SEC-reported price per share
- $10.70
Latest holder snapshot
4 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source
Key facts
- SBXDF - SilverBox Corp IV - Common Shares is tracked under CUSIP G81354105.
- 0 institutions reported positions in Q3 2026.
- 7 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 48 to 0 between Q2 2026 and Q3 2026.
- SEC-reported value moved from to $0.
$221.67M
Full value: $221,668,670 · USD · 30 Jun 2026
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 0 institutions filings for Q3 2026.
Security key
G81354105
13F reference period
Q3 2026
13F holders
0
13D/G owners
7
CIK / CUSIP context first
Open Q3 2026 holders
SBXDF full holder history
SilverBox Corp IV SEC filings
SilverBox Corp IV company facts
SilverBox Corp IV insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G81354105:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
7
Security
SBXDF
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| SilverBox Sponsor IV LLC | 21% | $56,131,950 | 5,455,000 | SilverBox Sponsor IV LLC | 31 Dec 2024 | |||
| AQR CAPITAL MANAGEMENT LLC | 5% | -23% | $10,944,055 | -$3,617,037 | 1,012,401 | -25% | AQR CAPITAL MANAGEMENT LLC | 30 Jun 2026 |
| GOLDMAN SACHS GROUP INC | 3.2% | -59% | $6,847,610 | -$9,976,936 | 654,022 | -59% | THE GOLDMAN SACHS GROUP, INC. | 30 Sep 2025 |
| CALAMOS INVESTMENT TRUST/IL | 7.8% | $5,410,000 | 500,000 | Calamos Market Neutral Income Fund, a series of Calamos Investment Trust | 30 Sep 2026 | |||
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | 1.4% | -75% | $2,931,600 | -$9,933,936 | 280,000 | -77% | HIGHBRIDGE CAPITAL MANAGEMENT LLC | 30 Sep 2025 |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 0.5% | -92% | $1,080,000 | -$18,360,000 | 100,000 | -94% | Healthcare of Ontario Pension Plan Trust Fund | 30 Jun 2025 |
| BARCLAYS PLC | 1.5% | -79% | $1,004,730 | -$14,316,065 | 93,900 | -93% | Barclays PLC | 30 Sep 2026 |
As of 30 Sep 2026,
0
institutional investors reported holding
0
shares of
SilverBox Corp IV - Common Shares (SBXDF).
This represents
0%
of the company’s total
outstanding shares.
6.43M
Full value: 6,431,507 · shares · Stored outstanding share countQuarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
8
Headline period
Q3 2026
Rows shown
1-8 of 8
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q3 | 0 | $0 | -$77,223,470 | $10.70 | 0 |
| 2026 Q2 | 20,510,439 | $221,668,670 | +$3,013,764 | $10.81 | 48 |
| 2026 Q1 | 20,233,279 | $216,449,129 | +$1,981,249 | $10.70 | 45 |
| 2025 Q4 | 19,793,495 | $209,293,850 | +$3,800,741 | $10.58 | 45 |
| 2025 Q3 | 19,267,922 | $201,730,829 | -$2,831,028 | $10.47 | 50 |
| 2025 Q2 | 19,454,713 | $212,900,468 | +$5,989,470 | $10.96 | 49 |
| 2025 Q1 | 19,098,220 | $194,355,552 | +$44,686,640 | $10.18 | 35 |
| 2024 Q4 | 14,708,773 | $148,522,320 | +$146,274,646 | $10.09 | 25 |