Among active 13F managers last quarter, 2 opened and 5 added, while 6 reduced; the largest holder to move was Meteora Capital, LLC (−28%). No open-market insider trades in the last 180 days.
No leg leans either way.
34 tracked 13F filers disclose a position in MBAV as of the latest SEC 13F filings, a combined $247.8M 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 | Shares | Position value | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Polar Asset Management Partners Inc. | 3.8M | $41.3M | —Held | Q2 2026 | |
| 2 | Jain Global LLC | 2.8M | $30.8M | —Held | Q2 2026 | |
| 3 | Meteora Capital, LLC | 2.8M | $30.5M | ▼−28% Reduced · −1.1M sh | Q2 2026 | |
| 4 | Alberta Investment Management Corp | 2.5M | $26.8M | —Held | Q2 2026 | |
| 5 | AQR Arbitrage LLC | 1.8M | $19.5M | ▲New +1.8M sh | Q2 2026 | |
| 6 | Crossingbridge Advisors, LLC | 1.4M | $15.1M | —Held | Q2 2026 | |
| 7 | LMR Partners LLP | 1.0M | $10.8M | ▼−26% Reduced · −353K sh | Q2 2026 | |
| 8 | Shay Capital LLC | 1.0M | $10.8M | —Held | Q2 2026 | |
| 9 | Berkley W R Corp | 964K | $10.3M | ▼−3.3% Reduced · −33K sh | Q1 2026 | |
| 10 | Ghisallo Capital Management LLC | 921K | $10.0M | ▲New +921K sh | Q2 2026 | |
| 11 | Citadel Advisors LLC | 754K | $8.2M | ▲+701% Added · +660K sh | Q2 2026 | |
| 12 | Toronto Dominion Bank | 723K | $7.8M | ▼−21% Reduced · −196K sh | Q1 2026 | |
| 13 | Boothbay Fund Management, LLC | 626K | $6.8M | ▼−0.7% Reduced · −4K sh | Q2 2026 | |
| 14 | RiverPark Advisors, LLC | 294K | $3.2M | —Held | Q2 2026 | |
| 15 | Magnetar Financial LLC | 269K | $2.9M | —Held | Q2 2026 | |
| 16 | Anson Funds Management LP | 180K | Withheld | ▲+260% Added · +130K sh | Q2 2026 | |
| 17 | Shaolin Capital Management LLC | 143K | $1.5M | ▲Added Added · +143K sh | Q2 2026 | |
| 18 | Clear Street Group Inc. | 136K | $1.5M | ▲+33% Added · +34K sh | Q2 2026 | |
| 19 | Whitebox Advisors LLC | 130K | $1.4M | —Held | Q2 2026 | |
| 20 | HGC Investment Management Inc. | 101K | $1.1M | —Held | Q2 2026 | |
| 21 | Moore Capital Management, LP | 100K | $1.1M | —Held | Q2 2026 | |
| 22 | Millennium Management LLC | 100K | $1.1M | ▼−33% Reduced · −50K sh | Q1 2026 | |
| 23 | Geode Capital Management, LLC | 90K | $972K | ▼−0.8% Reduced · −708 sh | Q2 2026 | |
| 24 | DLD Asset Management, LP | 60K | $654K | ▲+0.6% Added · +387 sh | Q2 2026 | |
| 25 | Barclays PLC | 59K | $637K | —Held | 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. 1 value row is withheld because the reported units disagree with same-security peers; share counts are unchanged.
Last quarter, 2 funds opened a new position in MBAV and 5 added to an existing one, while 6 reduced. 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 | Their position there |
|---|---|---|
| Cantor Equity Partners-CL ACEPF | 21 funds | $117.4M |
| Warner Bros Discovery IncWBD | 19 funds | $3.2B |
| Cartesian Growth Corp IVCGCFU | 17 funds | $124.4M |
| Blue Water Acquisition C-ABLUW | 17 funds | $107.4M |
| Soulpower Acquisition Co-ASOUL | 17 funds | $107.3M |
| New Providence Acquisition-ANPAC | 17 funds | $96.4M |
| Infinite Eagle CL-AIEAG | 17 funds | $93.2M |
| Cantor Equity Partners VII-ACAES | 17 funds | $83.0M |
| Wen Acquisition Corp-AWENN | 17 funds | $77.0M |
| Inflection Point Acqui CL-AIPFX | 17 funds | $74.3M |
| Cantor Equity Partners-CL ACEPV | 17 funds | $71.1M |
| Cantor Equity Partners VI -ACEPS | 17 funds | $23.3M |
Ranked by how many of MBAV's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in MBAV.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Mar 24, 2026 | Cf Group Management Inc | Insider | Buy (S) | 7.8M | $84.0M |
| Dec 17, 2025 | Lutnick Brandon | 10% Owner | Buy (P) | 3.5M | $38.1M |
Where institutional funds (13F), corporate insiders (Form 4) and US House members (STOCK Act) are buying or selling the same name in the same window. Green is buying, red is selling.
Insiders and Congress: last 180 days. Funds: latest 13F, top 100 holders incl. passive
| Source | Buying | Selling | Net |
|---|---|---|---|
13F funds Top 100 holders by value, passive included; the hero counts active managers only | 6 | 11 | – |
Insiders Form 4 open-market | 0 | 0 | $0 |
US House STOCK Act trades | 0 | 0 | $0 |
Capital Rotation reports where institutional capital disclosed rotating, as of the latest public SEC 13F filings. It is data, not investment advice, a recommendation, or a prediction. Filings lag about 45 days and cover long US equity positions only. Past disclosed flows do not indicate future prices. Do your own research; consult a licensed advisor.
| Class | 13F holders | Value held |
|---|---|---|
| MBAVthis pageEquity | 34 funds | $248.4M |
| MBAVWWarrant | 31 funds | $6.3M |
| MBAVUUNIT 99/99/9999 | 2 funds | $17K |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for MBAV
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/MBAV/capital-change-brief"
Use Arkolith's capital_change_brief for MBAV. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + the live filing stream, joined for MBAV. Filings are public domain, sourced to SEC EDGAR.