---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-25-104760"
form_type: "8-K"
ticker: "DNMX"
cik: "0002081125"
company_name: "Dynamix Corp III"
filed_at: "2025-10-31T23:59:59+00:00"
generated_at: "2026-05-17T01:09:57.250638+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Dynamix Corporation III closes $201.25M SPAC IPO on Nasdaq; 20.1M units sold at $10/unit

## Summary
- IPO closed Oct 31, 2025; 20,125,000 units at $10.00 = $201.25M gross proceeds; over-allotment fully exercised.
- Each unit consists of one Class A ordinary share and one-half redeemable warrant (exercise $11.50 per share).
- Simultaneous private placement of 6,275,000 warrants at $1.00 each to sponsor/underwriters raised $6.275M.
- Trust account funded with $201.25M ($10.00 per unit) for future business combination.
- Appointed Diaco Aviki, Tyler Crabtree, James Henderson to board; audit/compensation committees formed.

## SEC filing metadata
- accession: 0001213900-25-104760
- form_type: 8-K
- ticker: DNMX
- cik: 0002081125
- company_name: Dynamix Corp III
- filed_at: 2025-10-31T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 1.01, 3.02, 5.02, 5.03, 7.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/2081125/000121390025104760/0001213900-25-104760-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/2081125/000121390025104760/ea0263134-8k_dynamix3.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-25-104760
- JSON: https://secwatch.observer/filing/0001213900-25-104760.json
- Plain text: https://secwatch.observer/filing/0001213900-25-104760.txt

## Key facts
- Equity Issuances
  Dynamix Corp III issued 6,275,000 warrants of warrant to Sponsor and Underwriters for $1.00 per warrant, generating $6,275,000.
  - Security: warrant
  - Shares: 6,275,000 warrants
  - Purchaser: Sponsor and Underwriters
  - Consideration: $1.00 per warrant, generating $6,275,000
  source text: On October 29, 2025, simultaneously with the closing of the IPO, pursuant to the Private Placement Warrants Purchase Agreements, the Company completed the private sale of an aggregate of 6,275,000 warrants (the “ Private Placement Warrants ”) to the Sponsor and the Underwriters at a purchase price of $1.00 per Private Placement Warrant, generating gross proceeds to the Company of $6,275,000.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2081125/000121390025104760/0001213900-25-104760-index.htm
- Governance Changes
  Dynamix Corp III: Filed amended and restated memorandum and articles of association effective October 29, 2025 (effective 2025-10-29).
  - Change: charter amendment
  - Effective: 2025-10-29
  source text: On October 30, 2025, in connection with the IPO, the Company filed its amended and restated memorandum and articles of association (the “ Amended and Restated Memorandum and Articles of Association ”) with the Cayman Islands Registrar of Companies, which was effective on October 29, 2025.
  evidence_url: https://www.sec.gov/Archives/edgar/data/2081125/000121390025104760/0001213900-25-104760-index.htm

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