Latest Period
Q1 2026
Security Snapshot
SILVERBOX CORP V - Class A ordinary shares, par value $0.0001 per share (SBXEU) Institutional Ownership
CUSIP: G8148S123
13F Institutional Holders and Ownership History from Q4 2025 to Q2 2026
Institutions Reporting
17
Shares (Excl. Options)
4,722,363
Price
$10.08
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- Security type / class
- Equity / Class A ordinary shares, par value $0.0001 per share
- Symbol
- SBXEU
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 4,722,363
- Total 13F value
- $47,551,571
- Portfolio coverage rank
- 0%
- Share change
- -20,583,827
- Value change
- -$207,544,444
- Number of holders
- 17
- Shares outstanding
- 27,966,102
- SEC-reported price per share
- $10.15
Latest holder snapshot
5 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
Key facts
- SBXEU - SILVERBOX CORP V - Class A ordinary shares, par value $0.0001 per share is tracked under CUSIP G8148S123.
- 17 institutions reported positions in Q1 2026.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 17 to 1 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $47,551,571 to $2,538,000.
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 17 institutions filings for Q1 2026.
Security key
G8148S123
Latest holder period
Q1 2026
13F holders
17
13D/G owners
1
CIK / CUSIP context first
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G8148S123:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
SBXEU
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| TENOR CAPITAL MANAGEMENT Co., L.P. | 5.9% | 1,650,000 | Tenor Capital Management Company, L.P. | 04 Dec 2025 |
As of 31 Mar 2026, 17 institutional investors reported holding 4,722,363 shares of SILVERBOX CORP V - Class A ordinary shares, par value $0.0001 per share (SBXEU). This represents 17% of the company’s total 27,966,102 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
17%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| MILLENNIUM MANAGEMENT LLC | 3.4% | 950,000 | 0% | 0.01% | $9,571,250 |
| MMCAP International Inc. SPC | 2.7% | 750,000 | 0% | 0.65% | $7,556,250 |
| Jain Global LLC | 2.7% | 750,000 | 0% | 0.1% | $7,537,500 |
| HGC Investment Management Inc. | 2.1% | 600,000 | 0% | 1.3% | $6,045,000 |
| TORONTO DOMINION BANK | 1.9% | 531,201 | -13% | 0.01% | $5,351,850 |
| OMERS ADMINISTRATION Corp | 1.6% | 448,777 | 0.03% | $4,521,428 | |
| SYQUANT CAPITAL SAS | 0.89% | 250,000 | 0% | 0.39% | $2,513,000 |
| Westchester Capital Management, LLC | 0.36% | 100,000 | 0% | 0.05% | $1,005,001 |
| BOOTHBAY FUND MANAGEMENT, LLC | 0.27% | 75,000 | 0% | 0.02% | $755,625 |
| HRT FINANCIAL LP | 0.18% | 50,037 | +0.07% | 0% | $505,000 |
| JPMORGAN CHASE & CO | 0.18% | 50,000 | -70% | 0% | $503,750 |
| Stoic Point Capital Management LLC | 0.18% | 50,000 | 0% | 0.5% | $503,750 |
| PRELUDE CAPITAL MANAGEMENT, LLC | 0.18% | 50,000 | 0% | 0.04% | $503,750 |
| Quarry LP | 0.15% | 43,150 | 0% | 0.09% | $434,736 |
| Clear Street Group Inc. | 0.07% | 19,598 | -92% | 0% | $197,450 |
| UBS Group AG | 0.02% | 4,590 | 0% | $46,130 | |
| Magnetar Financial LLC | 0% | 10 | -100% | 0% | $101 |
| Mercuria Capital Strategies, LLC | 0% | 0 | -100% | $0 | |
| GRITSTONE ASSET MANAGEMENT LLC | 0% | 0 | -100% | $0 | |
| Alberta Investment Management Corp | 0% | 0 | -100% | $0 | |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 0% | 0 | -100% | $0 | |
| ABC ARBITRAGE SA | 0% | 0 | -100% | $0 | |
| DELTEC ASSET MANAGEMENT LLC | 0% | 0 | -100% | $0 | |
| Governors Lane LP | 0% | 0 | -100% | $0 | |
| PICTON MAHONEY ASSET MANAGEMENT | 0% | 0 | -100% | $0 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
3
Latest
Q1 2026
Rows shown
1-3 of 3