Among active 13F managers last quarter, 5 opened and 3 added, while none reduced or exited; the largest holder to move was Ruggiero Investments, Inc. (+397%). No open-market insider trades in the last 180 days.
Funds lean in and no leg opposes.
28 tracked 13F filers disclose a position in BURU as of the latest SEC 13F filings, a combined $1.5M 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 | Vanguard Capital Management LLC | 6.7M | $861K | ▲+10% Added · +621K sh | Q2 2026 | |
| 2 | Geode Capital Management, LLC | 1.4M | $177K | ▲+33% Added · +345K sh | Q2 2026 | |
| 3 | Vanguard Fiduciary Trust Co | 856K | $110K | —Held | Q2 2026 | |
| 4 | UBS Group AG | 812K | $144K | ▼−82% Reduced · −3.6M sh | Q1 2026 | |
| 5 | State Street Corp | 537K | $69K | ▲+789% Added · +476K sh | Q2 2026 | |
| 6 | Allworth Financial LP | 119K | $21K | ▼−80% Reduced · −474K sh | Q1 2026 | |
| 7 | Ruggiero Investments, Inc. | 100K | $13K | ▲+397% Added · +80K sh | Q2 2026 | |
| 8 | Vanguard Personalized Indexing Management, LLC | 65K | $8K | ▲New +65K sh | Q2 2026 | |
| 9 | Qube Research & Technologies Ltd | 63K | $11K | ▲New +63K sh | Q1 2026 | |
| 10 | Northern Trust Corp | 46K | $8K | ▼−80% Reduced · −185K sh | Q1 2026 | |
| 11 | MAI Capital Management | 42K | $5K | ▲New +42K sh | Q2 2026 | |
| 12 | HM Payson & Co | 42K | $5K | —Held | Q2 2026 | |
| 13 | Wealth Enhancement Advisory Services, LLC | 35K | Withheld | ▲New +35K sh | Q2 2026 | |
| 14 | NorthCrest Asset Manangement, LLC | 35K | $5K | ▲New +35K sh | Q2 2026 | |
| 15 | Commonwealth Equity Services, LLC | 32K | $6K | ▼−80% Reduced · −127K sh | Q1 2026 | |
| 16 | LPL Financial LLC | 27K | $5K | ▼−61% Reduced · −43K sh | Q1 2026 | |
| 17 | Comprehensive Financial Consultants Institutional, Inc. | 20K | $3K | —Held | Q2 2026 | |
| 18 | SBI Securities Co., Ltd. | 15K | $2K | ▲+159% Added · +9K sh | Q2 2026 | |
| 19 | StoneX Group Inc. | 14K | Withheld | ▲New +14K sh | Q2 2026 | |
| 20 | Jump Financial, LLC | 13K | $2K | ▲New +13K sh | Q1 2026 | |
| 21 | Wells Fargo & Company | 9K | $2K | ▲New +9K sh | Q1 2026 | |
| 22 | Lodestone Wealth Management LLC | 2K | $257 | —Held | Q2 2026 | |
| 23 | Tower Research Capital LLC (TRC) | 2K | $282 | ▲New +2K sh | Q1 2026 | |
| 24 | Leo H. Evart, Inc. | 600 | $77 | ▲+50% Added · +200 sh | Q2 2026 | |
| 25 | Group One Trading LLC | 80 | $10 | —Held | 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. 2 value rows are withheld because the reported units disagree with same-security peers; share counts are unchanged.
Last quarter, 5 funds opened a new position in BURU and 3 added to an existing one, 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 |
|---|---|---|
| Microsoft CorpMSFT | 11 funds | $1.7B |
| Nvidia CorpNVDA | 11 funds | $1.6B |
| Broadcom IncAVGO | 11 funds | $1.4B |
| Amazon.com IncAMZN | 11 funds | $1.1B |
| Alphabet Inc-CL AGOOGL | 11 funds | $1.1B |
| Micron Technology IncMU | 11 funds | $1.1B |
| Eli Lilly & CoLLY | 11 funds | $837.2M |
| Meta Platforms Inc-Class AMETA | 11 funds | $662.3M |
| Tesla IncTSLA | 11 funds | $351.2M |
| Advanced Micro DevicesAMD | 11 funds | $205.1M |
| McDonald's CorpMCD | 11 funds | $131.9M |
| Ge Vernova IncGEV | 11 funds | $118.3M |
Ranked by how many of BURU's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in BURU.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Dec 31, 2025 | Zamboni Alessandro | Co-Chief Executive Officer, Director | Buy (P) | 4.3M | $1.5M |
| Aug 11, 2023 | Anzu Nuburu III LLC | 10% Owner | Sell (S) 9 lots, same day | 2K | $2K |
| Aug 10, 2023 | Anzu Nuburu III LLC | 10% Owner | Sell (S) 9 lots, same day | 586K | $434K |
| Aug 9, 2023 | Anzu Nuburu III LLC | 10% Owner | Sell (S) 9 lots, same day | 36K | $24K |
| Aug 8, 2023 | Anzu Partners LLC | 10% Owner | Sell (S) 9 lots, same day | 8.1M | $8.8M |
| Aug 7, 2023 | Anzu Partners LLC | 10% Owner | Sell (S) 9 lots, same day | 15K | $11K |
| Jun 22, 2023 | Anzu Partners LLC | 10% Owner | Sell (S) | 53 | $38 |
| Jun 16, 2023 | Anzu Partners LLC | 10% Owner | Sell (S) 3 lots, same day | 2K | $1K |
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 | 6 | 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.
Connected entities for BURU
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/BURU/capital-change-brief"
Use Arkolith's capital_change_brief for BURU. 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 BURU. Filings are public domain, sourced to SEC EDGAR.