---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-25-107257"
form_type: "8-K"
ticker: "DNMX"
cik: "0002081125"
company_name: "Dynamix Corp III"
filed_at: "2025-11-06T23:59:59+00:00"
generated_at: "2026-05-17T00:03:48.194524+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Dynamix Corporation III closes IPO and private placement, raising $207.5M

## Summary
- IPO of 20,125,000 units at $10/unit raised $201,250,000; full exercise of underwriters' over-allotment.
- Private placement of 6,275,000 warrants at $1.00 each raised $6,275,000; proceeds placed in trust account.
- Trust account holds $201,250,000 as of Oct 31, 2025; Company has $1.55M cash outside trust for working capital.
- Company has 24 months from closing to complete a business combination; Sponsor agreed to indemnify trust.

## SEC filing metadata
- accession: 0001213900-25-107257
- form_type: 8-K
- ticker: DNMX
- cik: 0002081125
- company_name: Dynamix Corp III
- filed_at: 2025-11-06T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2081125/000121390025107257/0001213900-25-107257-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2081125/000121390025107257/ea0263995-8k_dynamix3.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-25-107257
- JSON: https://secwatch.observer/filing/0001213900-25-107257.json
- Plain text: https://secwatch.observer/filing/0001213900-25-107257.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.