Nuburu, Inc. (BURU)
Data as of , from SEC Form 4 filings.
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Alessandro Zamboni - OfficerOpen-market purchase$1.50M- Alessandro Zamboni - OfficerGrant or award
About Nuburu, Inc. (BURU)
The SEC lists Nuburu, Inc. under CIK 0001814215, in miscellaneous electrical machinery, equipment and supplies. We track it alongside the rest of the Information Technology sector. A registration statement was filed on 13 July 2026. No offering has priced.
BURU Form 4 activity by transaction type, last 90 days
No Form 4 activity for BURU in the last 90 days.
BURU insider transactions (Form 4)
125 Form 4 filings on record, the earliest from Oct 4, 2024, newest first.
| Traded | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Alessandro Zamboni - Officer | Grant or award | Common Stock | 355,511 footnote F1 | $0.00 | - | |
| Alessandro Zamboni - Officer | Open-market purchase | Common Stock | 4,332,525 footnote F2 | $0.35 footnote F2 | $1.50M | |
| ||||||
| David Seldin - 10% Owner | Other | Common Stock | 133,024 | $0.00 | - | |
| David Seldin - 10% Owner | Other | Common Stock | 52,862 | $0.00 | - | |
| David Seldin - 10% Owner | Other | Common Stock | 24,314 | $0.00 | - | |
| David Seldin - 10% Owner | Other | Common Stock | 19,979 | $0.00 | - | |
| David Seldin - 10% Owner | Other | Common Stock | 61,085 | $0.00 | - | |
| David Seldin - 10% Owner | Other | Common Stock | 25,544 | $0.00 | - | |
| David Seldin - 10% Owner | Other | Common Stock | 5,391 | $0.00 | - | |
| Kristi Hummel | Grant or award | Stock Option (right to buy) | 13,889 | $0.00 | - | |
| Lily Yan Hughes | Grant or award | Stock Option (right to buy) | 6,945 | $0.00 | - | |
| Daniel J. Hirsch | Grant or award | Stock Option (right to buy) | 13,889 | $0.00 | - | |
BURU insider trading FAQ
What is the latest insider trade for BURU?
Nuburu, Inc. (BURU) has filed no insider reports in the last 90 days. The most recent on record is dated 22 April 2026. The full record for BURU runs to 5 Form 4 filings, the earliest from 4 October 2024. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying BURU stock?
No insider purchases of BURU were filed in the last 90 days. 1 purchase is on record for this company.
How many insiders are selling BURU stock?
No insider sales of BURU were filed in the last 90 days.
Where can I see BURU SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects BURU Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Information Technology companies with insider activity
Recent insider filings
5The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Alessandro Zamboni view on EDGAR
- - David Seldin view on EDGAR
- - Kristi Hummel view on EDGAR
- - Lily Yan Hughes view on EDGAR
- - Daniel J. Hirsch view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Insider activity in Information Technology
- Where BURU's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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- BURU on your watchlist
- Every BURU Form 4 filing on record
- Up to 3 months of BURU price history
- The daily trading plan of ranked insider buys, on a delay, with the plan archive
