# EDGAR Filing Document

**Accession Number:** 0002109876
**File Stem:** 9999999995-26-001381
**Filing Date:** 2026-4
**Character Count:** 1296
**Document Hash:** cd9934467242ee9895869b1d79817d74
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**9999999995-26-001381.hdr.sgml**: 20260430

**ACCESSION NUMBER**: 9999999995-26-001381

**CONFORMED SUBMISSION TYPE**: EFFECT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260429

**DATE AS OF CHANGE**: 20260430

**EFFECTIVENESS DATE**: 20260429

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Mountain Crest Acquisition 6 Corp.
- **CENTRAL INDEX KEY:** 0002109876
- **STANDARD INDUSTRIAL CLASSIFICATION:** BLANK CHECKS [6770]
- **ORGANIZATION NAME:** 05 Real Estate & Construction
- **EIN:** 000000000
- **STATE OF INCORPORATION:** D8
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** EFFECT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-294891
- **FILM NUMBER:** 26919640

**BUSINESS ADDRESS:**
- **STREET 1:** 524 BROADWAY, 11TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10012
- **BUSINESS PHONE:** 646-493-6558

**MAIL ADDRESS:**
- **STREET 1:** 524 BROADWAY, 11TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10012

### UNITED STATES
### SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## Notice of Effectiveness

**Date:** April 29, 2026

**Time:** 16:30:00

**Form Type:** S-1

---

**CIK:** 0002109876

**Company Name:** Mountain Crest Acquisition 6 Corp.

**File Number:** 333-294891