Among active 13F managers last quarter, 30 opened and none reduced or exited; the largest holder to move was Polar Asset Management Partners Inc. (new position). No open-market insider trades in the last 180 days.
Funds lean in and no leg opposes.
32 tracked 13F filers disclose a position in MZYX as of the latest SEC 13F filings, a combined $125.2M 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. | 1.8M | $17.4M | ▲New +1.8M sh | Q2 2026 | |
| 2 | Jain Global LLC | 1.0M | $10.0M | ▲New +1.0M sh | Q2 2026 | |
| 3 | Magnetar Financial LLC | 1.0M | $10.0M | ▲New +1.0M sh | Q2 2026 | |
| 4 | ExodusPoint Capital Management, LP | 1.0M | $10.0M | ▲New +1.0M sh | Q2 2026 | |
| 5 | AQR Arbitrage LLC | 789K | $7.9M | ▲New +789K sh | Q2 2026 | |
| 6 | Hudson Bay Capital Management LP | 750K | $7.5M | ▲New +750K sh | Q2 2026 | |
| 7 | Tenor Capital Management Co., L.P. | 700K | $7.0M | ▲New +700K sh | Q2 2026 | |
| 8 | Meteora Capital, LLC | 642K | $6.4M | ▲New +642K sh | Q2 2026 | |
| 9 | HGC Investment Management Inc. | 575K | $5.7M | ▲New +575K sh | Q2 2026 | |
| 10 | Alberta Investment Management Corp | 500K | $5.0M | ▲New +500K sh | Q2 2026 | |
| 11 | Context Capital Management, LLC | 500K | $5.0M | ▲New +500K sh | Q2 2026 | |
| 12 | Wealthspring Capital LLC | 424K | $4.2M | ▲New +424K sh | Q2 2026 | |
| 13 | Radcliffe Capital Management, L.P. | 351K | $3.5M | ▲New +351K sh | Q2 2026 | |
| 14 | TIG Advisors, LLC | 350K | $3.5M | ▲New +350K sh | Q2 2026 | |
| 15 | Shaolin Capital Management LLC | 282K | $2.8M | ▲New +282K sh | Q2 2026 | |
| 16 | DLD Asset Management, LP | 275K | $2.7M | ▲New +275K sh | Q2 2026 | |
| 17 | Whitebox Advisors LLC | 250K | $2.5M | ▲New +250K sh | Q2 2026 | |
| 18 | Pantera Capital Partners LP | 250K | $2.5M | ▲New +250K sh | Q2 2026 | |
| 19 | Picton Mahoney Asset Management | 200K | $2.0M | ▲New +200K sh | Q2 2026 | |
| 20 | Periscope Capital Inc. | 175K | $1.7M | ▲New +175K sh | Q2 2026 | |
| 21 | Cable Car Capital, LP | 150K | $1.5M | ▲New +150K sh | Q2 2026 | |
| 22 | Kryger Capital LLC | 110K | $1.1M | ▲New +110K sh | Q2 2026 | |
| 23 | Rivernorth Capital Management, LLC | 100K | $998K | ▲New +100K sh | Q2 2026 | |
| 24 | Galaxy Digital Inc. | 100K | $997K | ▲New +100K sh | Q2 2026 | |
| 25 | Schonfeld Strategic Advisors LLC | 76K | $763K | ▲New +76K sh | Q2 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, 30 funds opened a new position in MZYX, while none reduced or exited. 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 | 27 funds | $142.5M |
| Cantor Equity Partners-CL ACEPV | 24 funds | $82.4M |
| Cantor Equity Partners VII-ACAES | 23 funds | $95.5M |
| Cantor Equity Partners VI -ACEPS | 23 funds | $39.6M |
| Iron Horse Acquisiti- RightsIRHOR | 23 funds | $1.7M |
| Drugs Made In America Acq-RTDMIIR | 23 funds | $1.3M |
| Meshflow Acquisition Co-CL AMESH | 22 funds | $134.7M |
| Trailblazer Acquisition-CL ABLZR | 22 funds | $100.5M |
| Futurecrest Acquisition-CL AFCRS | 22 funds | $86.6M |
| Pioneer Acquisition I-CL APACH | 22 funds | $82.8M |
| Bluerock Acquisition Corp-ABLRK | 22 funds | $68.7M |
Ranked by how many of MZYX's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in MZYX.
No open-market insider transactions on file yet. Grants, gifts, and exercises live on the full insider page.
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 | 0 | 0 | – |
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 |
|---|---|---|
| G63113115Warrant | 33 funds | $2.7M |
| MZYXthis pageORD CL A | 32 funds | $125.2M |
| MZYX/UUnit | 22 funds | $99.8M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for MZYX
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/MZYX/capital-change-brief"
Use Arkolith's capital_change_brief for MZYX. 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 MZYX. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.