---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-22-008418"
form_type: "8-K/A"
ticker: "OABI"
cik: "0001846253"
company_name: "OmniAb, Inc."
filed_at: "2022-01-28T23:59:59+00:00"
generated_at: "2026-06-27T14:20:36.333318+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Avista Public Acquisition restates Aug 2021 balance sheet; reclassifies 23M shares to temporary equity

## Summary
- Restatement reclassifies all 23M Class A ordinary shares from permanent to temporary equity; no cash impact.
- Material weakness in internal control over financial reporting identified; disclosure controls ineffective.
- IPO raised $230M gross from 23M units at $10; private placement of 8.23M warrants added $12.35M.
- Trust account holds $235.75M ($10.25 per share) as previously reported; no change from restatement.
- Restatement corrects prior classification error; company concluded error would influence reasonable investor.

## SEC filing metadata
- accession: 0001104659-22-008418
- form_type: 8-K/A
- ticker: OABI
- cik: 0001846253
- company_name: OmniAb, Inc.
- filed_at: 2022-01-28T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1846253/000110465922008418/0001104659-22-008418-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1846253/000110465922008418/tm224692d1_8ka.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-22-008418
- JSON: https://secwatch.observer/filing/0001104659-22-008418.json
- Plain text: https://secwatch.observer/filing/0001104659-22-008418.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.