52 tracked 13F filers disclose a position in MBVI as of the latest SEC 13F filings, a combined $250.3M 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 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | $14.8M | 1.5M | —Held | Q1 2026 | |
| 2 | Alberta Investment Management Corp | $14.6M | 1.4M | —Held | Q1 2026 | |
| 3 | METEORA CAPITAL, LLC | $12.6M | 1.3M | ▲+92% Added · +600K sh | Q1 2026 | |
| 4 | PEAK6 LLC | $12.6M | 1.3M | —Held | Q1 2026 | |
| 5 | AQR Arbitrage LLC | $11.1M | 1.1M | ▼−3.6% Reduced · −42K sh | Q1 2026 | |
| 6 | LINDEN ADVISORS LP | $11.1M | 1.1M | —Held | Q1 2026 | |
| 7 | TENOR CAPITAL MANAGEMENT Co., L.P. | $11.1M | 1.1M | —Held | Q1 2026 | |
| 8 | Polar Asset Management Partners Inc. | $11.1M | 1.1M | —Held | Q1 2026 | |
| 9 | PICTON MAHONEY ASSET MANAGEMENT | $11.1M | 1.1M | —Held | Q1 2026 | |
| 10 | Magnetar Financial LLC | $11.1M | 1.1M | ▲New +1.1M sh | Q1 2026 | |
| 11 | HighTower Advisors, LLC | $10.9M | 1.1M | ▼−4.5% Reduced · −51K sh | Q1 2026 | |
| 12 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $10.1M | 1.0M | —Held | Q1 2026 | |
| 13 | TWO SIGMA INVESTMENTS, LP | $10.0M | 994K | —Held | Q1 2026 | |
| 14 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | $8.6M | 850K | ▼−23% Reduced · −250K sh | Q1 2026 | |
| 15 | Verition Fund Management LLC | $8.5M | 842K | ▼−4.0% Reduced · −35K sh | Q1 2026 | |
| 16 | Context Capital Management, LLC | $8.0M | 791K | —Held | Q2 2026 | |
| 17 | Radcliffe Capital Management, L.P. | $6.4M | 639K | ▲+0.5% Added · +3K sh | Q1 2026 | |
| 18 | Hudson Bay Capital Management LP | $6.0M | 600K | ▲+9.1% Added · +50K sh | Q1 2026 | |
| 19 | Wealthspring Capital LLC | $5.2M | 517K | ▼−5.8% Reduced · −32K sh | Q2 2026 | |
| 20 | Shaolin Capital Management LLC | $4.8M | 475K | ▼−8.8% Reduced · −46K sh | Q1 2026 | |
| 21 | BNP PARIBAS FINANCIAL MARKETS | $4.0M | 401K | ▲+12% Added · +43K sh | Q1 2026 | |
| 22 | First Trust Capital Management L.P. | $4.0M | 400K | ▼−0.1% Reduced · −298 sh | Q1 2026 | |
| 23 | RIVERNORTH CAPITAL MANAGEMENT, LLC | $4.0M | 400K | ▲New +400K sh | Q1 2026 | |
| 24 | ARISTEIA CAPITAL, L.L.C. | $3.5M | 350K | —Held | Q1 2026 | |
| 25 | BlueCrest Capital Management Ltd | $3.4M | 337K | ▲New +337K 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, 7 funds opened a new position in MBVI and 6 added to an existing one, while 6 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 | 26 funds | $119.7M |
| TRAILBLAZER ACQUISITION-CL ABLZR | 25 funds | $94.5M |
| CANTOR EQUITY PARTNERS-CL ACEPV | 25 funds | $79.8M |
| CANTOR EQUITY PARTNERS III-ACAEP | 24 funds | $87.2M |
| DRUGS MADE IN AMERICA ACQUISDMII | 23 funds | $175.9M |
| EQV VENTURES ACQUISITION C-AEVAC | 23 funds | $146.3M |
| HCM IV ACQUISITION CORPHACQU | 23 funds | $127.3M |
| RANGE CAPITAL ACQUISIT CL ARNGT | 23 funds | $102.1M |
| TAILWIND 2.0 ACQUISITIO-CL ATDWD | 23 funds | $74.6M |
| FIGX CAPITAL ACQUISITION C-AFIGX | 23 funds | $54.8M |
| M3-BRIGADE ACQUISITION VI COMBVIW | 23 funds | $2.1M |
| NEW PROVIDENCE ACQUISITION-ANPAC | 22 funds | $136.5M |
Ranked by how many of MBVI's institutional holders also hold each name, a cross-fund conviction signal.
No open-market insider transactions on file yet. Grants, gifts, and exercises live on the full insider page.
No filings captured for this ticker in the live stream yet.
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/MBVI/capital-change-brief"
Use Arkolith's capital_change_brief for MBVI. 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 MBVI. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.