Latest Period
Q1 2026
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 for Q1 2026
Institutions Reporting
35
Shares (Excl. Options)
16,026,575
Price
$9.96
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- Security type / class
- Equity / Class A ordinary shares, par value $0.0001 per share
- Symbol
- AACIU on Nasdaq
- Shares outstanding
- 34,066,276
- Reported price per share
- $10.05
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 16,026,575
- Total reported value
- $159,820,828
- Portfolio coverage rank
- 0%
- Share change
- +15,137,975
- Value change
- +$150,954,242
- Number of holders
- 35
Security identity
2 facts
Issuer context
2 facts
Latest holder snapshot
7 facts
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Key facts
- AACIU - Armada Acquisition Corp. III - Class A ordinary shares, par value $0.0001 per share is tracked under CUSIP G0R38M127.
- 35 institutions reported positions in Q1 2026.
- 3 significant owners is listed from Schedule 13D/13G reporting.
Change
- Latest quarter on this page is Q1 2026.
- Additional quarter-over-quarter change detail appears as history expands.
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 35 institutions filings for Q1 2026.
Security key
G0R38M127
Latest holder period
Q1 2026
13F holders
35
13D/G owners
3
CIK / CUSIP context first
Open Q1 2026 holders
AACIU full holder history
Armada Acquisition Corp. III SEC filings
Armada Acquisition Corp. III company facts
Armada Acquisition Corp. III insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G0R38M127:
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 31 Mar 2026, 35 institutional investors reported holding 16,026,575 shares of Armada Acquisition Corp. III - Class A ordinary shares, par value $0.0001 per share (AACIU). This represents 47% of the company’s total 34,066,276 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
44%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| ARISTEIA CAPITAL, L.L.C. | 4.9% | 1,656,632 | 0.38% | $16,500,055 | |
| Linden Advisors LP | 4.1% | 1,400,000 | 0.08% | $13,986,000 | |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | 3.2% | 1,100,000 | 0.02% | $10,989,000 | |
| LMR Partners LLP | 2.9% | 1,000,000 | 0.09% | $9,960,000 | |
| Magnetar Financial LLC | 2.9% | 1,000,000 | 0.1% | $9,990,000 | |
| Polar Asset Management Partners Inc. | 2.6% | 900,000 | 0.21% | $8,964,000 | |
| AQR Arbitrage LLC | 2.2% | 762,320 | 0.13% | $7,615,577 | |
| Alberta Investment Management Corp | 2.1% | 700,000 | 0.04% | $6,993,000 | |
| MILLENNIUM MANAGEMENT LLC | 1.8% | 612,000 | 0% | $6,095,520 | |
| WHITEBOX ADVISORS LLC | 1.6% | 550,000 | 0.08% | $5,478,000 | |
| BNP PARIBAS FINANCIAL MARKETS | 1.6% | 537,680 | 0% | 0% | $5,371,423 |
| WOLVERINE ASSET MANAGEMENT LLC | 1.5% | 506,798 | 0.08% | $5,047,708 | |
| CSS LLC/IL | 1.5% | 500,000 | 0.28% | $4,980,000 | |
| GLAZER CAPITAL, LLC | 1.4% | 476,113 | 0.1% | $4,742,000 | |
| OMERS ADMINISTRATION Corp | 1.3% | 450,000 | 0.03% | $4,482,000 | |
| Schonfeld Strategic Advisors LLC | 1.2% | 400,001 | 0.03% | $3,984,009 | |
| Crossingbridge Advisors, LLC | 1.2% | 400,000 | 0.72% | $3,996,000 | |
| HEIGHTS CAPITAL MANAGEMENT, INC | 1.1% | 365,000 | 1% | $3,646,350 | |
| Kryger Capital LLC | 1% | 350,920 | 0% | 0.25% | $3,495,163 |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | 0.94% | 320,798 | 0.16% | $3,195,148 | |
| Periscope Capital Inc. | 0.88% | 300,000 | 0.52% | $2,988,000 | |
| Wealthspring Capital LLC | 0.67% | 229,040 | 0.54% | $2,281,238 | |
| Cable Car Capital, LP | 0.59% | 200,000 | 0.69% | $1,992,000 | |
| READYSTATE ASSET MANAGEMENT LP | 0.59% | 200,000 | 0.12% | $1,998,000 | |
| Shaolin Capital Management LLC | 0.59% | 200,000 | 0.17% | $1,992,000 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
1
Latest
Q1 2026
Rows shown
1-1 of 1
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 16,026,575 | $159,820,828 | +$150,954,242 | $9.96 | 35 |