ETST · Earth Science Tech, Inc.

Summary

Earth Science Tech, Inc. reported the resignation of its independent registered public accounting firm, Stephano Slack LLC, on February 17, 2026, under Item 4.01. The company also issued a press release announcing engagement with Semple, Marchal & Cooper, LLP under Item 7.01, with exhibits including a letter from Stephano Slack.

Key takeaways

• Stephano Slack LLC resigned as independent registered public accounting firm on February 17, 2026
• Company engaged Semple, Marchal & Cooper, LLP as new auditor on February 17, 2026
• Press release issued on February 17, 2026 under Regulation FD Disclosure
• Exhibit 16.1: Letter from Stephano Slack filed with the report