Among active 13F managers last quarter, 2 opened and 1 added, while 2 reduced; the largest holder to move was XTX Topco Ltd (+27%). No open-market insider trades in the last 180 days.
Funds lean in and no leg opposes.
15 tracked 13F filers disclose a position in MYSE as of the latest SEC 13F filings, a combined $268K 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 | Geode Capital Management, LLC | 36K | $90K | ▼−71% Reduced · −86K sh | Q2 2026 | |
| 2 | Vanguard Capital Management LLC | 33K | $83K | —Held | Q2 2026 | |
| 3 | XTX Topco Ltd | 17K | $27K | ▲+27% Added · +4K sh | Q1 2026 | |
| 4 | Vanguard Fiduciary Trust Co | 15K | $38K | —Held | Q2 2026 | |
| 5 | Commonwealth Equity Services, LLC | 12K | $19K | —Held | Q1 2026 | |
| 6 | Osaic Holdings, Inc. | 4K | $6K | ▼−28% Reduced · −1K sh | Q1 2026 | |
| 7 | Tower Research Capital LLC (TRC) | 2K | $2K | ▼−9.5% Reduced · −160 sh | Q1 2026 | |
| 8 | Jones Financial Companies LLLP | 500 | $815 | ▲+162% Added · +309 sh | Q1 2026 | |
| 9 | AssetMark, Inc | 400 | $1K | —Held | Q2 2026 | |
| 10 | IFP Advisors, Inc | 200 | $504 | —Held | Q2 2026 | |
| 11 | SBI Securities Co., Ltd. | 71 | $179 | ▼−37% Reduced · −42 sh | Q2 2026 | |
| 12 | Harbour Investments, Inc. | 50 | $79 | ▲New +50 sh | Q1 2026 | |
| 13 | Royal Bank Of Canada | 40 | $0 | ▲+48% Added · +13 sh | Q1 2026 | |
| 14 | UBS Group AG | 13 | $20 | ▼−100% Reduced · −5K sh | Q1 2026 | |
| 15 | Russell Investments Group, Ltd. | 12 | $19 | ▲New +12 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 opened a new position in MYSE and 1 added to an existing one, while 2 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 |
|---|---|---|
| Nvidia CorpNVDA | 6 funds | $5.9B |
| Apple IncAAPL | 6 funds | $4.5B |
| Microsoft CorpMSFT | 6 funds | $3.7B |
| Amazon.com IncAMZN | 6 funds | $2.5B |
| Alphabet Inc-CL AGOOGL | 6 funds | $2.3B |
| Alphabet Inc-CL CGOOG | 6 funds | $2.1B |
| Broadcom IncAVGO | 6 funds | $1.6B |
| Meta Platforms Inc-Class AMETA | 6 funds | $1.6B |
| Tesla IncTSLA | 6 funds | $1.0B |
| Eli Lilly & CoLLY | 6 funds | $809.0M |
| Johnson & JohnsonJNJ | 6 funds | $742.4M |
| JPMorgan Chase & CoJPM | 6 funds | $733.1M |
Ranked by how many of MYSE's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in MYSE.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Sep 19, 2025 | Myman Darin M | Chief Executive Officer, Director | Buy (P) 3 lots, same day | 4K | $9K |
| Sep 3, 2025 | Myman Darin M | Chief Executive Officer, Director | Buy (P) 2 lots, same day | 3K | $6K |
| Sep 2, 2025 | Myman Darin M | Chief Executive Officer, Director | Buy (P) | 3K | $6K |
| Aug 28, 2025 | Myman Darin M | Chief Executive Officer, Director | Buy (P) 4 lots, same day | 2K | $4K |
| Aug 18, 2025 | Myman Darin M | Chief Executive Officer, Director | Buy (P) 3 lots, same day | 6K | $12K |
| Sep 22, 2022 | Myman Darin M | CHIEF EXECUTIVE OFFICER, Director | Buy (P) | 14K | $10K |
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 | 5 | – |
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 |
|---|---|---|
| MYSEthis pagecs | 15 funds | $268K |
| MYSEWwt | 4 funds | $2K |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for MYSE
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/MYSE/capital-change-brief"
Use Arkolith's capital_change_brief for MYSE. 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 MYSE. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.