Among active 13F managers last quarter, 2 added and 2 reduced; the largest holder to move was Millennium Management LLC (−22%). No open-market insider trades in the last 180 days.
No leg leans either way.
11 tracked 13F filers disclose a position in MPU as of the latest SEC 13F filings, a combined $488K 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 | Morgan Stanley | 240K | $183K | —Held | Q1 2026 | |
| 2 | Millennium Management LLC | 106K | $80K | ▼−22% Reduced · −30K sh | Q1 2026 | |
| 3 | Goldman Sachs Group Inc | 98K | $75K | ▼−26% Reduced · −34K sh | Q1 2026 | |
| 4 | Jane Street Group, LLC | 75K | $57K | ▼−12% Reduced · −10K sh | Q1 2026 | |
| 5 | XTX Topco Ltd | 53K | $40K | ▲+2.9% Added · +1K sh | Q1 2026 | |
| 6 | Two Sigma Investments, LP | 45K | $34K | ▼−20% Reduced · −11K sh | Q1 2026 | |
| 7 | Two Sigma Securities, LLC | 28K | $8K | ▲+107% Added · +14K sh | Q2 2026 | |
| 8 | Capital Advisors Inc | 12K | $4K | —Held | Q2 2026 | |
| 9 | UBS Group AG | 5K | $4K | ▲New +5K sh | Q1 2026 | |
| 10 | Citigroup Inc | 4K | $3K | ▲4k× Added · +4K sh | Q1 2026 | |
| 11 | Wells Fargo & Company | 29 | $22 | ▲New +29 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, 2 funds added to an existing position in MPU, while 2 reduced. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Nov 30, 2022 | Hu Yucheng | CEO and Director, Director, 10% Owner | Sell (S) | 2.4M | $2.4M |
| Sep 7, 2021 | Magnusson Michael Gerhard | President & CEO, Director | Sell (S) 15 lots, same day | 3K | $97K |
| Sep 7, 2021 | Wilson David Paul | Director | Sell (S) | 75 | $2K |
| Sep 3, 2021 | Magnusson Michael Gerhard | President & CEO, Director | Sell (S) 15 lots, same day | 12K | $336K |
| Sep 3, 2021 | Lyons Harold M | SVP Finance & CFO | Sell (S) | 4K | $115K |
| Sep 3, 2021 | Wallach Evan M | Director | Sell (S) 12 lots, same day | 4K | $102K |
| Sep 3, 2021 | Wilson David Paul | Director | Sell (S) | 1K | $33K |
| Nov 22, 2019 | Magnusson Michael Gerhard | President, Director | Buy (P) 2 lots, same day | 4K | $18K |
| Nov 21, 2019 | Perazzo Toni M | Sr. VP Finance & Secretary, Director, 10% Owner | Buy (P) | 1K | $5K |
| Nov 21, 2019 | Wallach Evan M | Director | Buy (P) | 458 | $2K |
One row per insider, day and transaction code; shares and value are summed across the lots. Every lot is on the full insider page and in the filing.
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 | 3 | 4 | – |
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.
Connected entities for MPU
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/MPU/capital-change-brief"
Use Arkolith's capital_change_brief for MPU. 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 MPU. Filings are public domain, sourced to SEC EDGAR.