Security Snapshot

Armada Acquisition Corp. III - Class A ordinary shares, par value $0.0001 per share (AACIU) Institutional Ownership

CUSIP: G0R38M127

13F Institutional Holders and Ownership History from Q1 2026 to Q3 2026

13F reference period

Q3 2026

Institutions Reporting

1

Shares (Excl. Options)

450KFull value: 450,000 · shares · 30 Sep 2026

Price

$10.32

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 3 signals
Share change
0
Number of holders
1
Issuer context Names, identifiers, and filing context for this profile. 2 identity fields
Shares outstanding
34,066,276
SEC-reported price per share
$10.32
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source

Key facts

  • AACIU - Armada Acquisition Corp. III - Class A ordinary shares, par value $0.0001 per share is tracked under CUSIP G0R38M127.
  • 1 institution reported positions in Q3 2026.
  • 3 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 9 to 1 between Q2 2026 and Q3 2026.
  • SEC-reported value moved from
    $41.81MFull value: $41,807,877 · USD · 30 Jun 2026
    to
    $4.64MFull value: $4,644,000 · 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 1 institution filings for Q3 2026.

Open SEC evidence

Security key

G0R38M127

13F reference period

Q3 2026

13F holders

1

13D/G owners

3

CIK / CUSIP context first

13D/G owners

Significant owners

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

Rows
3
Security
AACIU
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Armada Sponsor III LLC 25% $86,441,812 8,652,834 Armada Sponsor III LLC 17 Feb 2026
Adage Capital Management, L.P. 7.9% $20,229,750 2,025,000 Adage Capital Management, L.P. 31 Mar 2026
Linden Capital L.P. 5.5% 1,400,000 Linden Capital L.P. 23 Feb 2026
As of 30 Sep 2026, 1 institutional investors reported holding
450KFull value: 450,000 · shares · 30 Sep 2026
shares of Armada Acquisition Corp. III - Class A ordinary shares, par value $0.0001 per share (AACIU). This represents 1.3% of the company’s total
34.07MFull value: 34,066,276 · 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
3
Headline period
Q3 2026
Rows shown
1-3 of 3
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q3 450,000 $4,644,000 $10.32 1
2026 Q2 4,143,848 $41,807,877 -$113,403,893 $10.08 9
2026 Q1 16,026,575 $159,820,828 +$150,954,242 $9.96 35
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