Among active 13F managers last quarter, 4 opened and 2 added, while 1 reduced; the largest holder to move was Polar Asset Management Partners Inc. (−3.0%). No recent Form 4 insider filings for NAMM.
Funds lean in and no leg opposes.
13 tracked 13F filers disclose a position in NAMM as of the latest SEC 13F filings, a combined $983K 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. | 574K | $530K | ▼−3.0% Reduced · −18K sh | Q2 2026 | |
| 2 | UBS Group AG | 83K | $192K | ▲166× Added · +83K sh | Q1 2026 | |
| 3 | Morgan Stanley | 43K | $99K | ▲New +43K sh | Q1 2026 | |
| 4 | XTX Topco Ltd | 30K | $68K | ▲+142% Added · +17K sh | Q1 2026 | |
| 5 | Jane Street Group, LLC | 20K | $47K | ▲New +20K sh | Q1 2026 | |
| 6 | Scientech Research LLC | 14K | $25K | ▲New +14K sh | Q2 2026 | |
| 7 | Concurrent Investment Advisors, LLC | 10K | $19K | ▲New +10K sh | Q2 2026 | |
| 8 | Jones Financial Companies LLLP | 497 | $1K | ▲New +497 sh | Q1 2026 | |
| 9 | Caitong International Asset Management Co., Ltd | 239 | $449 | ▲New +239 sh | Q2 2026 | |
| 10 | SBI Securities Co., Ltd. | 134 | $252 | ▲+483% Added · +111 sh | Q2 2026 | |
| 11 | Citigroup Inc | 15 | $35 | ▲New +15 sh | Q1 2026 | |
| 12 | Royal Bank Of Canada | 14 | $0 | ▲New +14 sh | Q1 2026 | |
| 13 | Tower Research Capital LLC (TRC) | 1 | $2 | ▲New +1 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, 4 funds opened a new position in NAMM and 2 added to an existing one, while 1 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 |
|---|---|---|
| Tesla IncTSLA | 7 funds | $250.6M |
| Johnson & JohnsonJNJ | 7 funds | $139.6M |
| Lam Research CorpLRCX | 7 funds | $74.3M |
| Applied Materials IncAMAT | 7 funds | $60.5M |
| Rocket Lab CorpRKLB | 7 funds | $26.6M |
| Pan American Silver CorpPAAS | 7 funds | $5.2M |
| Nvidia CorpNVDA | 6 funds | $922.6M |
| Alphabet Inc-CL AGOOGL | 6 funds | $381.3M |
| Micron Technology IncMU | 6 funds | $329.3M |
| Amazon.com IncAMZN | 6 funds | $322.5M |
| Alphabet Inc-CL CGOOG | 6 funds | $211.6M |
| Advanced Micro DevicesAMD | 6 funds | $145.5M |
Ranked by how many of NAMM's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in NAMM.
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 | 3 | 1 | – |
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 |
|---|---|---|
| NAMMWSPAC Combination | 16 funds | $1.1M |
| NAMMthis pageSHS | 13 funds | $983K |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
No filings captured for this ticker in the live stream yet.
Connected entities for NAMM
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/NAMM/capital-change-brief"
Use Arkolith's capital_change_brief for NAMM. 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 NAMM. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.