Security Snapshot

JAB Acquisition Corp I - Class A Ordinary Shares, par value $0.0001 per share (JABRU) Institutional Ownership

CUSIP: G50004129

13F Institutional Holders and Ownership History from Q2 2026 to Q3 2026

13F reference period

Q3 2026

Institutions Reporting

5

Shares (Excl. Options)

1.14MFull value: 1,144,627 · shares · 30 Sep 2026

Price

$10.12

The headline uses the Q3 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended.

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Latest holder snapshot 5 signals
Portfolio coverage rank
0%
Share change
-2,995,561
Value change
-$29,976,122
Number of holders
5
Issuer context Names, identifiers, and filing context for this profile. 2 identity fields
Shares outstanding
18,622,159
SEC-reported price per share
$10.12
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source

Key facts

  • JABRU - JAB Acquisition Corp I - Class A Ordinary Shares, par value $0.0001 per share is tracked under CUSIP G50004129.
  • 5 institutions reported positions in Q3 2026.
  • 5 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 38 to 5 between Q2 2026 and Q3 2026.
  • SEC-reported value moved from
    $157.15MFull value: $157,146,230 · USD · 30 Jun 2026
    to
    $11.58MFull value: $11,575,394 · USD · 30 Sep 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

Latest holder context comes from 5 institutions filings for Q3 2026.

Open SEC evidence

Security key

G50004129

13F reference period

Q3 2026

13F holders

5

13D/G owners

5

CIK / CUSIP context first

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
5
Security
JABRU
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
HIGHBRIDGE CAPITAL MANAGEMENT LLC 8.8% $16,518,600 1,638,750 Highbridge Capital Management, LLC 30 Jun 2026
Feis Equities LLC 7% 1,206,199 Feis Equities LLC 10 Jun 2026
MIZUHO FINANCIAL GROUP INC 6.6% $10,197,543 1,011,661 Mizuho Financial Group, Inc. 30 Jun 2026
Decagon Asset Management LLP 5.3% $9,152,640 908,000 Decagon Asset Management LLP 30 Jun 2026
ARISTEIA CAPITAL, L.L.C. 5.2% $9,072,000 900,000 Aristeia Capital, L.L.C. 30 Jun 2026
As of 30 Sep 2026, 5 institutional investors reported holding
1.14MFull value: 1,144,627 · shares · 30 Sep 2026
shares of JAB Acquisition Corp I - Class A Ordinary Shares, par value $0.0001 per share (JABRU). This represents 6.1% of the company’s total
18.62MFull value: 18,622,159 · shares · Stored outstanding share count
outstanding shares.

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
2
Headline period
Q3 2026
Rows shown
1-2 of 2
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q3 1,144,627 $11,575,394 -$29,976,122 $10.12 5
2026 Q2 15,672,106 $157,146,230 +$153,669,330 $10.03 38
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