26 tracked 13F filers disclose a position in MLAA as of the latest SEC 13F filings, a combined $140.1M 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 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $20.7M | 2.1M | ▲New +2.1M sh | Q1 2026 | |
| 2 | Magnetar Financial LLC | $19.7M | 2.0M | ▲New +2.0M sh | Q1 2026 | |
| 3 | LINDEN ADVISORS LP | $14.8M | 1.5M | ▲New +1.5M sh | Q1 2026 | |
| 4 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | $12.3M | 1.3M | ▲New +1.3M sh | Q1 2026 | |
| 5 | TENOR CAPITAL MANAGEMENT Co., L.P. | $10.4M | 1.1M | ▲New +1.1M sh | Q1 2026 | |
| 6 | Polar Asset Management Partners Inc. | $9.8M | 1.0M | ▲New +1.0M sh | Q1 2026 | |
| 7 | Verition Fund Management LLC | $8.9M | 900K | ▲New +900K sh | Q1 2026 | |
| 8 | Shaolin Capital Management LLC | $7.3M | 737K | ▲New +737K sh | Q1 2026 | |
| 9 | TWO SIGMA INVESTMENTS, LP | $5.6M | 568K | ▲New +568K sh | Q1 2026 | |
| 10 | BERKLEY W R CORP | $4.4M | 448K | ▲New +448K sh | Q1 2026 | |
| 11 | Radcliffe Capital Management, L.P. | $4.0M | 404K | ▲New +404K sh | Q1 2026 | |
| 12 | WHITEBOX ADVISORS LLC | $3.9M | 400K | ▲New +400K sh | Q1 2026 | |
| 13 | Ghisallo Capital Management LLC | $3.7M | 375K | ▲New +375K sh | Q1 2026 | |
| 14 | Wealthspring Capital LLC | $3.3M | 336K | ▲New +336K sh | Q2 2026 | |
| 15 | D. E. Shaw & Co., Inc. | $3.2M | 325K | ▲New +325K sh | Q1 2026 | |
| 16 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | $2.7M | 277K | ▲New +277K sh | Q1 2026 | |
| 17 | CSS LLC/IL | $1.9M | 190K | ▲New +190K sh | Q1 2026 | |
| 18 | Clear Street Group Inc. | $1.3M | 136K | ▲New +136K sh | Q1 2026 | |
| 19 | Hudson Bay Capital Management LP | $985K | 100K | ▲New +100K sh | Q1 2026 | |
| 20 | BOOTHBAY FUND MANAGEMENT, LLC | $492K | 50K | ▲New +50K sh | Q1 2026 | |
| 21 | DELTEC ASSET MANAGEMENT LLC | $298K | 30K | ▼−40% Reduced · −20K sh | Q2 2026 | |
| 22 | ROYAL BANK OF CANADA | $146K | 15K | ▲New +15K sh | Q1 2026 | |
| 23 | TrueMark Investments, LLC | $110K | 11K | ▲New +11K sh | Q2 2026 | |
| 24 | Schonfeld Strategic Advisors LLC | $100K | 10K | ▲New +10K sh | Q1 2026 | |
| 25 | PenderFund Capital Management Ltd. | $49K | 5K | ▲New +5K 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, 21 funds opened a new position in MLAA, 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 |
|---|---|---|
| CANTOR EQUITY PARTNERS-CL ACEPF | 21 funds | $119.1M |
| M3-BRIGADE ACQUISITION-CL AMBVI | 20 funds | $118.4M |
| ACTIVATE ENERGY ACQUISITIO-AAEAQ | 20 funds | $78.5M |
| CANTOR EQUITY PARTNERS-CL ACEPV | 20 funds | $63.1M |
| EQV VENTURES ACQUISITION C-AEVAC | 19 funds | $149.8M |
| CRANE HARBOR ACQUISITIO-CL ACRAN | 19 funds | $130.1M |
| X3 ACQUISITION CORP LTD-CL AXCBE | 19 funds | $101.7M |
| MESHFLOW ACQUISITION CO-CL AMESH | 18 funds | $117.5M |
| NEW PROVIDENCE ACQUISITION-ANPAC | 18 funds | $104.2M |
| TRAILBLAZER ACQUISITION-CL ABLZR | 18 funds | $93.4M |
| RANGE CAPITAL ACQUISIT CL ARNGT | 18 funds | $90.1M |
| PIONEER ACQUISITION I-CL APACH | 18 funds | $88.8M |
Ranked by how many of MLAA's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jan 28, 2026 | Horlick Douglas | Chief Financial Officer, Director, 10% Owner | Buy (P) | 510K | $5.1M |
| Class | 13F holders | Value held |
|---|---|---|
| MLAAthis pageUSD CL A ORD SHS | 26 funds | $140.1M |
| MLAAUUnit | 23 funds | $139.1M |
| MLAAWWarrant | 20 funds | $1.2M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for MLAA
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/MLAA/capital-change-brief"
Use Arkolith's capital_change_brief for MLAA. 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 MLAA. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.