---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-007561"
form_type: "8-K"
ticker: "ETST"
cik: "0001538495"
company_name: "Earth Science Tech, Inc."
filed_at: "2026-02-20T23:59:59+00:00"
generated_at: "2026-05-16T01:26:57.116001+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Earth Science Tech engages Semple, Marchal & Cooper as new PCAOB auditor

## Summary
- Auditor Stephano Slack LLC resigned Feb 17, 2026; no adverse opinions or disagreements for FY2025 or through Dec 31, 2025.
- New auditor Semple, Marchal & Cooper, LLP engaged Feb 17, 2026 for FY ending March 31, 2026, described as a strategic upgrade.
- Company operates compounding pharmacies, telemedicine, real estate (Avenvi), and MagneChef brands; CEO cites growing complexity.
- No prior consultations or disagreements with new auditor before engagement; audit committee chair Jeff P.H. Cazeau commented.

## SEC filing metadata
- accession: 0001493152-26-007561
- form_type: 8-K
- ticker: ETST
- cik: 0001538495
- company_name: Earth Science Tech, Inc.
- filed_at: 2026-02-20T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 4.01, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1538495/000149315226007561/0001493152-26-007561-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1538495/000149315226007561/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-007561
- JSON: https://secwatch.observer/filing/0001493152-26-007561.json
- Plain text: https://secwatch.observer/filing/0001493152-26-007561.txt

## Source-grounded claims
- claim_id: 7a86cef52675fdc3f8614ae320aa5b2d69440d39
  claim: Stephano Slack LLC resigned as auditor of Earth Science Tech, Inc..
  evidence_excerpt: .01 Changes in Registrant’s Certifying Accountant Resignation of Independent Registered Public Accounting Firm On February 17, 2026, Stephano Slack LLC (the “Auditor”) resigned as the independent registered public accounting firm for Earth
  evidence_url: https://www.sec.gov/Archives/edgar/data/1538495/000149315226007561/0001493152-26-007561-index.htm
- claim_id: 8a745037a98b8de8f328f10e0987b439f31256ea
  claim: Earth Science Tech, Inc. engaged Semple, Marchal & Cooper, LLP as its auditor.
  evidence_excerpt: Engagement of New Independent Registered Public Accounting Firm On February 17, 2025, the Company engaged Semple, Marchal & Cooper, LLP (the “New Auditor”) as its new independent registered
  evidence_url: https://www.sec.gov/Archives/edgar/data/1538495/000149315226007561/0001493152-26-007561-index.htm

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