Security key
G1000R101
AA Mission Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share (AAM)
CUSIP: G1000R101
Q4 2025 13F Holders as of 31 Dec 2025
- Security type / class
- Equity / Class A Ordinary Shares, par value $0.0001 per share
- Total 13F shares
- 34,219,841
- Total 13F value
- $365,012,701
- Share change
- -107,028
- SEC-reported price per share
- $10.67
- Number of holders
- 39
- Value change
- -$1,131,745
- Number of buys
- 6
- Number of sells
- 16
- Shares outstanding
- 35,339,305
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2025
Institutions
39
Top holders
10
AAM full security history
Ownership snapshot
Full 13F holder table
AA Mission Acquisition Corp. SEC filings
AA Mission Acquisition Corp. company facts
Broader feeds
Ownership snapshot
Top reported holders of AAM - AA Mission Acquisition Corp. - Class A Ordinary Shares, par value $0.0001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Westchester Capital Manag...
Disclosed value leader
Karpus Management, Inc.
Comparable rows
15/15
Latest evidence
30 Sep 2025
13F
13D/G
Lead comparable stake: 7.6%
13D/G row: Westchester Capital Management, LLC
Showing 1-6 of 15 holder rows.
Quick read
Westchester Capital Management, LLC leads the comparable SEC ownership view at 7.6%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Westchester Capital Management, LLC's linked filing trail.
Comparable ownership
Top 5
Westchester Capital Management, LLC
7.6%
First Trust Capital Management L.P.
6.9%
BARCLAYS PLC
5.8%
HGC Investment Management Inc.
5.6%
ARISTEIA CAPITAL, L.L.C.
5.1%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Westchester Capital Management, LLC |
13F
13D/G
Company
|
7.6%
from 13D/G
|
$28,416,329
2,701,172 shares
|
— | 30 Sep 2025 |
| First Trust Capital Management L.P. |
13D/G
13F
Company
|
6.9%
|
$31,463,628
3,019,542 shares
|
+$416,800 | 30 Jun 2025 |
| BARCLAYS PLC |
13D/G
|
5.8%
|
$26,118,150
2,543,150 shares
|
-$4,709,124 | 31 Mar 2025 |
| HGC Investment Management Inc. |
13D/G
13F
Company
|
5.6%
|
$25,212,850
2,455,000 shares
|
$0 | 31 Dec 2024 |
| ARISTEIA CAPITAL, L.L.C. |
13F
13D/G
Company
|
5.1%
from 13D/G
|
$19,129,873
1,818,429 shares
|
— | 30 Sep 2025 |
| Karpus Management, Inc. |
13F
Company
|
16%
|
$61,174,852
5,815,100 shares
|
— | 30 Sep 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
39
Shares
34,219,841
Rows available
39
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2025 vs Q3 2025 Across Filers
Q3 2025 holders
39
Q4 2025 holders
39
Holder diff
0
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 value | Q4 2025 value | Value change | Value Chg % |
|---|