# EDGAR Filing Document

**Accession Number:** 0001844417
**File Stem:** 9999999995-26-000279
**Filing Date:** 2026-1
**Character Count:** 1400
**Document Hash:** 83b063968cce33d2e792591b780112b6
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**9999999995-26-000279.hdr.sgml**: 20260126

**ACCESSION NUMBER**: 9999999995-26-000279

**CONFORMED SUBMISSION TYPE**: EFFECT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260123

**DATE AS OF CHANGE**: 20260126

**EFFECTIVENESS DATE**: 20260123

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Estrella Immunopharma, Inc.
- **CENTRAL INDEX KEY:** 0001844417
- **STANDARD INDUSTRIAL CLASSIFICATION:** BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 861314502
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** EFFECT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-292331
- **FILM NUMBER:** 26558310

**BUSINESS ADDRESS:**
- **STREET 1:** 5858 HORTON STREET, SUITE 370
- **CITY:** EMERYVILLE
- **STATE:** CA
- **ZIP:** 94608
- **BUSINESS PHONE:** (510) 318-9098

**MAIL ADDRESS:**
- **STREET 1:** 5858 HORTON STREET, SUITE 370
- **CITY:** EMERYVILLE
- **STATE:** CA
- **ZIP:** 94608

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** TradeUP Acquisition Corp.
- **DATE OF NAME CHANGE:** 20210204

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

## Notice of Effectiveness

**Date:** January 23, 2026

**Time:** 16:00:00

**Form Type:** S-1

---

**CIK:** 0001844417

**Company Name:** Estrella Immunopharma, Inc.

**File Number:** 333-292331