# EDGAR Filing Document

**Accession Number:** 0001367644
**File Stem:** 0001193125-25-179811
**Filing Date:** 2025-8
**Character Count:** 2010
**Document Hash:** 43931f54716babba2f119f90c684e9eb
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-179811.hdr.sgml**: 20250915

**ACCESSION NUMBER**: 0001193125-25-179811

**CONFORMED SUBMISSION TYPE**: CORRESP

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250813

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Emergent BioSolutions Inc.
- **CENTRAL INDEX KEY:** 0001367644
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 141902018
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** CORRESP

**BUSINESS ADDRESS:**
- **STREET 1:** 300 PROFESSIONAL DR
- **CITY:** GAITHERSBURG
- **STATE:** MD
- **ZIP:** 20879
- **BUSINESS PHONE:** 240-631-3200

**MAIL ADDRESS:**
- **STREET 1:** 300 PROFESSIONAL DR
- **CITY:** GAITHERSBURG
- **STATE:** MD
- **ZIP:** 20879

August 13, 2025

**Via EDGAR** 

U.S. Securities and Exchange Commission

Division of Corporation Finance

100 F Street, N.E.

Washington, D.C. 20549

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| | |
|:---|:---|
| **Re:** | **Emergent BioSolutions Inc.**  |

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**Registration Statement on Form S-3** 

**File No. 333-289359** 

**Filed August 7, 2025** 

Ladies and Gentlemen:

Pursuant to Rule 461 under the Securities Act of 1933, as amended, Emergent BioSolutions Inc. hereby respectfully requests that the effective date for the above-referenced registration statement be accelerated to 4:00 p.m., Eastern Time, on August 15, 2025, or as soon as practicable thereafter.

Should you have any questions or comments regarding the foregoing, please contact Matthew C. Franker or Julie M. Plyler of Covington & Burling LLP at (202) 662-5895 or (212) 841-1090, respectively.

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| | |
|:---|:---|
| Respectfully, | Respectfully, |
| **Emergent BioSolutions Inc.** | **Emergent BioSolutions Inc.** |
| By: | /s/ Jessica Perl |
| Name: | Jessica Perl |
| Title: | Senior Vice President, General Counsel and Corporate Secretary |

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cc: Doris Stacey Gama

Matthew C. Franker

Julie M. Plyler