Who Just RaisedSan Francisco, CA · Other · Form D filed Oct 13, 2026
Particle Horizon, Inc. raised $135K
Particle Horizon, Inc. is a company based in San Francisco, California. In a Form D filed with the SEC on October 13, 2026, it reported raising $135,000 from 7 investors as part of an offering of up to $135,000. The first sale in the offering took place on August 6, 2026.
- First Form D. This is the first new Form D notice the company has filed with the SEC: likely its first priced outside round.
$135K raised since 2020
1 Form D offering, as reported to the SEC. Amendments update a round; they aren't counted twice.
| Filed | Sold | Offering size | Investors |
|---|---|---|---|
| Oct 13, 2026 | $135K | $135K | 7 |
Lead score
39 out of 100
filed this week first raise ever young company
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Filing details
- Amount raised
- $135,000
- Offering size
- $135,000
- Investors so far
- 7
- First sale
- August 6, 2026
- Securities offered
- Equity, Options or warrants
- Exemption claimed
- Rule 506(b)
- Industry
- Other
- Headquarters
- San Francisco, California
- Incorporated
- Delaware, 2026
- Entity type
- Corporation
Filings
| Filed | Form | Raised | Offering size | Investors | Source |
|---|---|---|---|---|---|
| D (new notice) | $135,000 | $135,000 | 7 | SEC filing |
Figures come from the company's own filing with the SEC and are shown as reported. How to read a Form D.
Updated · Raises in the week of Oct 12, 2026 · Other funding in California
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