Form D · Other Technology
Umajin Inc.
Boston, MA · CIK 0001660359
Offering snapshot reported May 29, 2026 · SEC filing
- Reported sold
- $200K Offering amount: $1M
- Investors reported
- 2 Form D · investor count
- Minimum accepted
- $0 Reported outside-investor minimum
- First sale
- May 19, 2026 As reported in this filing
What changed?
Latest filing versus its linked predecessor, where available.
No comparable changes in the displayed metrics.
Filing history
Scroll to see all columns →
| Filed | Filing type | Reported sold | Change vs linked filing | Investors | Source |
|---|---|---|---|---|---|
| May 29, 2026 | Initial | $200,000 | No comparison | 2 | SEC filing |
| Sep 12, 2025 | Initial | Yet to sell | No comparison | 0 | SEC filing |
| Aug 10, 2021 | Initial | $35,000 | No comparison | Not reported | SEC filing |
| May 4, 2020 | Amendment | $1,629,758 | $889,758vs Jun 19, 2019 | 14 | SEC filing |
| Jun 19, 2019 | Initial | $740,000 | No comparison | 10 | SEC filing |
| Feb 13, 2019 | Initial | $200,000 | No comparison | 2 | SEC filing |
| Jul 11, 2018 | Amendment | $997,176 | $647,176vs Mar 28, 2018 | 12 | SEC filing |
| Mar 28, 2018 | Initial | $350,000 | No comparison | 2 | SEC filing |
| Jan 25, 2018 | Initial | $250,000 | No comparison | 6 | SEC filing |
| Jun 9, 2017 | Initial | $539,366 | No comparison | 7 | SEC filing |
| Dec 9, 2015 | Initial | $4,135,320 | No comparison | 30 | SEC filing |
Offering details
- Securities
- Debt, Other
- Exemptions
- 06b
- Duration over one year
- No
- Business combination
- No
- Sales commissions
- $0
- Finders' fees
- $0
- Form D file number
- 021-585637
Convertible Promissory Notes
Source: Form D, filed May 29, 2026. Minimum accepted may differ from a standard advertised minimum.
Fund connections
No confirmed ADV fund connection is available for this issuer.
People & organizations
Current and past Form D appearances. These existing records do not establish a person's current role or uniquely identify them across issuers.
| Name | Reported role |
|---|---|
| Russell Brebner | Executive |
| David Brebner | Director, Executive |
| Ian Samuel Knowles | Director, Executive |
| Sam Knowles | Director |
| Gregory P. Murdock | Director, Executive |
| Greg Murdock | Director |
| Gary Rubinoff | Director |
| C. William Stephenson | Director |
| C. William Stevenson | Director |
Issuer details
Industry: Other Technology (See others in industry)
Address:
68 Harrison Ave #605 Pmb 41516
Boston, MA, 02111
Boston, MA, 02111