# EDGAR Filing Document

**Accession Number:** 0001846253
**File Stem:** 0001193125-23-028505
**Filing Date:** 2023-2
**Character Count:** 2604
**Document Hash:** dfdf2935ddcf0d5658fb8995530905e2
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-23-028505.hdr.sgml**: 20230313

**ACCESSION NUMBER**: 0001193125-23-028505

**CONFORMED SUBMISSION TYPE**: CORRESP

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230208

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** OmniAb, Inc.
- **CENTRAL INDEX KEY:** 0001846253
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-COMMERCIAL PHYSICAL & BIOLOGICAL RESEARCH [8731]
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

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

**BUSINESS ADDRESS:**
- **STREET 1:** 5980 HORTON STREET
- **STREET 2:** SUITE 600
- **CITY:** EMERYVILLE
- **STATE:** CA
- **ZIP:** 94608
- **BUSINESS PHONE:** 510-250-7800

**MAIL ADDRESS:**
- **STREET 1:** 5980 HORTON STREET
- **STREET 2:** SUITE 600
- **CITY:** EMERYVILLE
- **STATE:** CA
- **ZIP:** 94608

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Avista Public Acquisition Corp. II
- **DATE OF NAME CHANGE:** 20210212

**OmniAb, Inc.** 

**5980 Horton Street, Suite 600** 

**Emeryville, California 94608** 

February 8, 2023

**<u>VIA EDGAR</u>**

United States Securities and Exchange Commission

Division of Corporation Finance

Office of Trade & Services

100 F Street, N.E.

Washington, D.C. 20549-6010

Attention: Nicholas Nalbantian

---

| | |
|:---|:---|
| **Re:** | **OmniAb, Inc.**  |

---

Registration Statement on Form S-1 (As Amended)

File No. 333-268613

Ladies and Gentlemen:

In accordance with Rule 461 of Regulation C of the General Rules and Regulations under the Securities Act of 1933, as amended, we hereby request acceleration of the effective date of the above-referenced Registration Statement on Form S-1 (the "Registration Statement") of OmniAb, Inc. (the "Company"). We respectfully request that the Registration Statement become effective as of 4:00 p.m. Eastern Time on February 10, 2023, or as soon as practicable thereafter. Once the Registration Statement has been declared effective, please orally confirm that event with our counsel, Latham & Watkins LLP, by calling Matthew Bush at (858) 523-3962.

Thank you for your assistance in this matter.

---

| | |
|:---|:---|
| Very truly yours, | Very truly yours, |
| **OMNIAB, INC.** | **OMNIAB, INC.** |
| By: | /s/ Kurt Gustafson |
|  | Kurt Gustafson |
|  | Chief Financial Officer |

---

cc: Donald Field, *Securities and Exchange Commission*

Matthew W. Foehr, *OmniAb, Inc.*

Charles Berkman, *OmniAb, Inc.*

Matthew T. Bush, *Latham & Watkins LLP*

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;R. Scott Shean, *Latham & Watkins LLP*