2 tracked 13F filers disclose a position in AAM as of the latest SEC 13F filings, a combined $2.9M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AM | $2.7M | 250K | —Held | Q4 2025 | |
| 2 | Karpus Management, Inc. | $213K | 20K | ▼−100% Reduced · −5.7M sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 0 funds opened a new position in AAM, while 1 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| GP-ACT III ACQUISITION-AGPAT | 2 funds | $26.9M |
| LEGATO MERGER CORP IIILEGT | 2 funds | $24.6M |
| AGRICULTURE & NATURAL SOLUTIANSC | 2 funds | $23.1M |
| MCKINLEY ACQUISITION CO-CL AMKLY | 2 funds | $20.1M |
| COPLEY ACQUISITION CORP-ACOPL | 2 funds | $16.7M |
| CHENGHE ACQUISITION II-CL ACHEC | 2 funds | $13.2M |
| APEX TREASURY CORP-CL AAPXT | 2 funds | $12.6M |
| OXLEY BRIDGE ACQUISITIO-CL AOBA | 2 funds | $11.2M |
| BLUE ACQUISITION CORP-CL ABACC | 2 funds | $8.6M |
| MOUNTAIN LAKE ACQUISITION-AMLAC | 2 funds | $8.1M |
| THAYER VENTURES ACQUIS CL ATVAI | 2 funds | $8.1M |
| OYSTER ENTERPRISES II ACQ-AOYSE | 2 funds | $7.7M |
Ranked by how many of AAM's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Sep 5, 2024 | AA Mission Acquisition Sponsor Holdco LLC | 10% Owner | Buy (P) | 90K | $900K |
| Sep 5, 2024 | Sun Qing Bill | Chief Executive Officer, Director, 10% Owner | Buy (P) | 90K | $900K |
| Aug 2, 2024 | Sun Qing Bill | Chief Executive Officer, Director, 10% Owner | Buy (P) | 759K | $7.6M |
| Aug 2, 2024 | AA Mission Acquisition Sponsor Holdco LLC | 10% Owner | Buy (P) | 759K | $7.6M |
Connected entities for AAM
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/AAM/capital-change-brief"
Use Arkolith's capital_change_brief for AAM. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for AAM. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.