# EDGAR Filing Document

**Accession Number:** 0001846253
**File Stem:** 0001846253-25-000059
**Filing Date:** 2025-6
**Character Count:** 5332
**Document Hash:** 16e3d55597d716022a3077f39453fa7e
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001846253-25-000059.hdr.sgml**: 20250618

**ACCESSION NUMBER**: 0001846253-25-000059

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 13

**CONFORMED PERIOD OF REPORT**: 20250617

**ITEM INFORMATION**: Submission of Matters to a Vote of Security Holders

**FILED AS OF DATE**: 20250618

**DATE AS OF CHANGE**: 20250618

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** OmniAb, Inc.
- **CENTRAL INDEX KEY:** 0001846253
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-COMMERCIAL PHYSICAL & BIOLOGICAL RESEARCH [8731]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40720
- **FILM NUMBER:** 251056995

**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

?xml version='1.0' encoding='ASCII'? oabi-20250617

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**WASHINGTON, D.C. 20549**

**______________**

**FORM 8-K**

**______________**

**CURRENT REPORT**

**Pursuant to Section 13 or 15(d) of the**

**Securities Exchange Act of 1934**

**Date of Report (Date of earliest event reported): June 17, 2025**

**OMNIAB, INC.**

(Exact Name of Registrant as Specified in Its Charter)

---

| | | |
|:---|:---|:---|
| **Delaware** | **001-40720** | **98-1584818** |
| ***(State or other jurisdiction of<br>incorporation or organization)*** | ***(Commission File Number)*** | ***(I.R.S. Employer<br>Identification No.)*** |

---

---

| | |
|:---|:---|
| **5980 Horton Street, Suite 600** | |
| **Emeryville** | |
| **CA** | **94608** |
| ***(Address of principal executive offices)*** | ***(Zip Code)*** |

---

**(510) 250-7800**

(Registrant's Telephone Number, Including Area Code)

**N/A**

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

□ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

□ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

□ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

□ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

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| | | |
|:---|:---|:---|
| Title of each class | Trading Symbol(s) | Name of each exchange on which registered |
| Common Stock, par value $0.0001 per share | OABI | The Nasdaq Global Market |
| Warrants to purchase common stock | OABIW | The Nasdaq Capital Market |

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Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933(§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☑

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. □

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**Item 5.07.&nbsp;&nbsp;&nbsp;&nbsp;Submission of Matters to a Vote of Security Holders.**

&nbsp;&nbsp;&nbsp;&nbsp;OmniAb, Inc. (the "Company") held its 2025 Annual Meeting of Shareholders (the "Annual Meeting") on June 17, 2025. Set forth below are the final voting results for the actions taken by the shareholders at the Annual Meeting.

**Proposal 1.** The election of two directors to serve as Class III directors for a three-year term to expire at the 2028 Annual Meeting of Shareholders. The following two Class III directors were elected by the votes indicated:

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| | | | |
|:---|:---|:---|:---|
| | **For** | **Withheld** | **Broker Non-Votes** |
| Carolyn R. Bertozzi, Ph.D. | 36,153,128 | 31,275,065 | 16,933,628 |
| John Higgins | 53,835,964 | 13,592,229 | 16,933,628 |

---

**Proposal 2.** The ratification of the appointment of Ernst & Young LLP as the Company's independent registered public accounting firm for the fiscal year ending December 31, 2025. The appointment was ratified by the votes indicated:

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| | | | |
|:---|:---|:---|:---|
| **For** | **Against** | **Abstain** | **Broker Non-Votes** |
| 84,233,643 | 110,544 | 17,634 | 0 |

---

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**SIGNATURE**

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

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| | | |
|:---|:---|:---|
| | **OMNIAB, INC.** | **OMNIAB, INC.** |
| Date: June 18, 2025 | By: | /s/ Charles S. Berkman |
|  | Name: | Charles S. Berkman |
|  | Title: | Chief Legal Officer and Secretary |

---