Latest Period
Q1 2026
Security Snapshot
AA Mission Acquisition Corp. II - Class A ordinary shares, par value $0.0001 (YCYU) Institutional Ownership
CUSIP: G1000S117
13F Institutional Holders and Ownership History from Q4 2025 to Q1 2026
Institutions Reporting
7
Shares (Excl. Options)
697,306
Price
$10.01
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- Security type / class
- Equity / Class A ordinary shares, par value $0.0001
- Symbol
- YCYU
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 697,306
- Total 13F value
- $6,998,986
- Portfolio coverage rank
- 0%
- Share change
- -2,146,729
- Value change
- -$21,750,072
- Number of holders
- 7
- Shares outstanding
- 11,864,407
- SEC-reported price per share
- $10.01
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
- YCYU - AA Mission Acquisition Corp. II - Class A ordinary shares, par value $0.0001 is tracked under CUSIP G1000S117.
- 7 institutions reported positions in Q1 2026.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 15 to 7 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $28,999,175 to $6,998,986.
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 7 institutions filings for Q1 2026.
Security key
G1000S117
Latest holder period
Q1 2026
13F holders
7
13D/G owners
1
CIK / CUSIP context first
Open Q1 2026 holders
YCYU full holder history
AA Mission Acquisition Corp. II SEC filings
AA Mission Acquisition Corp. II company facts
AA Mission Acquisition Corp. II insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G1000S117:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
YCYU
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Magnetar Financial LLC | 5.9% | $7,059,500 | 700,000 | MAGNETAR FINANCIAL LLC | 31 Dec 2025 |
As of 31 Mar 2026, 7 institutional investors reported holding 697,306 shares of AA Mission Acquisition Corp. II - Class A ordinary shares, par value $0.0001 (YCYU). This represents 5.9% of the company’s total 11,864,407 outstanding shares.
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
2
Latest
Q1 2026
Rows shown
1-2 of 2