---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-26-036381"
form_type: "8-K/A"
ticker: "RR"
cik: "0001963685"
company_name: "RICHTECH ROBOTICS INC."
filed_at: "2026-03-30T23:59:59+00:00"
generated_at: "2026-05-15T08:27:44.383298+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "low"
source: SEC EDGAR
---

# Richtech Robotics files former auditor letter regarding auditor change; no details available

## Summary
- Company received letter from Bush & Associates dated March 26, 2026, regarding statements in original 8-K.
- Letter filed as Exhibit 16.1, but its content (agreement/disagreement) is not described in this filing.
- Original 8-K disclosed termination of Bush & Associates and engagement of CBIZ CPAs P.C. for FY 2026.
- This 8-K/A is filed solely to include the former auditor's letter per Item 4.01 and Regulation S-K Item 304(a).

## SEC filing metadata
- accession: 0001213900-26-036381
- form_type: 8-K/A
- ticker: RR
- cik: 0001963685
- company_name: RICHTECH ROBOTICS INC.
- filed_at: 2026-03-30T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: low
- sec_items: 4.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1963685/000121390026036381/0001213900-26-036381-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1963685/000121390026036381/ea0283983-8ka1_richtech.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-26-036381
- JSON: https://secwatch.observer/filing/0001213900-26-036381.json
- Plain text: https://secwatch.observer/filing/0001213900-26-036381.txt

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