# EDGAR Filing Document

**Accession Number:** 0002094256
**File Stem:** 9999999995-26-001291
**Filing Date:** 2026-4
**Character Count:** 1288
**Document Hash:** 986908d3ca5a839684489366e3879b0a
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**9999999995-26-001291.hdr.sgml**: 20260423

**ACCESSION NUMBER**: 9999999995-26-001291

**CONFORMED SUBMISSION TYPE**: EFFECT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260422

**DATE AS OF CHANGE**: 20260423

**EFFECTIVENESS DATE**: 20260422

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BEACON TOPCO, INC.
- **CENTRAL INDEX KEY:** 0002094256
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** EFFECT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-291359
- **FILM NUMBER:** 26885350

**BUSINESS ADDRESS:**
- **STREET 1:** 20400 CENTURY BOULEVARD, SUITE 210
- **CITY:** GERMANTOWN
- **STATE:** MD
- **ZIP:** 20874
- **BUSINESS PHONE:** 4439170966

**MAIL ADDRESS:**
- **STREET 1:** 20400 CENTURY BOULEVARD, SUITE 210
- **CITY:** GERMANTOWN
- **STATE:** MD
- **ZIP:** 20874

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

## Notice of Effectiveness

**Date:** April 22, 2026

**Time:** 16:00:00

**Form Type:** S-4

---

**CIK:** 0002094256

**Company Name:** BEACON TOPCO, INC.

**File Number:** 333-291359