Form D · Other Health Care
Particle Dynamics Holdings, Inc.
Chesterfield, MO · CIK 0002089882
Offering snapshot reported Oct 2, 2025 · SEC filing
- Reported sold
- $30.9M Offering amount: $44.4M
- Investors reported
- 10 Form D · investor count
- Minimum accepted
- $1 Reported outside-investor minimum
- First sale
- Sep 9, 2025 As reported in this filing
What changed?
Latest filing versus its linked predecessor, where available.
No comparable changes in the displayed metrics.
Filing history
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| Filed | Filing type | Reported sold | Change vs linked filing | Investors | Source |
|---|---|---|---|---|---|
| Oct 2, 2025 | Initial | $30,920,000 | No comparison | 10 | SEC filing |
Offering details
- Securities
- Equity
- Exemptions
- 06b
- Duration over one year
- No
- Business combination
- No
- Sales commissions
- $0
- Finders' fees
- $0
- Form D file number
- 021-559666
This filing covers the sale and issuance of Series A Preferred Stock
Source: Form D, filed Oct 2, 2025. 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 |
|---|---|
| Michael Caspani | Director, Executive |
| Nicolas Fortin | Director, Executive |
| Derek Hennecke | Director |
| Michael Kanan | Executive |
| Shaun Kirkpatrick | Director |
| Matthew Reber | Director |
Issuer details
Industry: Other Health Care (See others in industry)
Address:
16090 Swingley Ridge, Suite 355
Chesterfield, MO, 63017
Chesterfield, MO, 63017