Recent 8-K filings for OABI

• May 7, 2026, 7:59 PM ET earnings materiality 0.75 positive item 2.02item 9.01 ◈ Earnings Releases

  OmniAb Q1 revenue $14.4M vs $4.2M YoY; raises 2026 guidance

  Revenue Q1 2026 $14.4M (up 243% YoY) driven by milestone revenue.

• March 4, 2026, 6:59 PM ET earnings materiality 0.75 negative item 2.02item 9.01

  OmniAb Q4 net loss $14.2M; FY 2025 revenue down 29% YoY; guides 2026 rev $25-30M

  Q4 2025 revenue $8.4M (down 22% YoY from $10.8M); net loss $14.2M ($0.11/share).

• January 30, 2026, 6:59 PM ET other materiality 0.30 neutral item 5.03item 9.01 ◈ Governance Changes

  OmniAb amends bylaws to adopt universal proxy rules and enhance stockholder proposal disclosures

  Board approved amended bylaws effective January 30, 2026, adding universal proxy rule compliance language.

• November 4, 2025, 6:59 PM ET earnings materiality 0.60 neutral item 2.02item 9.01

  OmniAb Q3 revenue falls 48% to $2.2M; net loss $0.14; raises FY revenue guidance to $18-22M

  Revenue $2.2M vs $4.2M in Q3 2024, driven by lower milestones and service revenue from discontinued ion channel programs.

• August 25, 2025, 7:59 PM ET other material materiality 0.75 neutral item 1.01item 3.02item 7.01item 9.01

  OmniAb raises $30M via private placement of 21.3M shares at $1.40/$1.85 per share

  Private placement of 21,254,106 common shares at $1.40 (or $1.85 for insiders) for gross proceeds of ~$30M.

• August 6, 2025, 7:59 PM ET earnings materiality 0.55 neutral item 2.02item 9.01

  OmniAb reports Q2 2025 revenue $3.9M, net loss $15.9M; affirms $20-25M FY revenue guidance

  Q2 revenue $3.9M (down 49% YoY) on lower milestone and service revenue; net loss $15.9M ($0.15/sh) vs $13.6M ($0.13) in Q2 2024.

• June 18, 2025, 7:59 PM ET other material materiality 0.05 neutral item 5.07

  OmniAb shareholders elect two Class III directors and ratify EY auditor at 2025 annual meeting

  Carolyn R. Bertozzi, Ph.D. elected with 36,153,128 votes for, 31,275,065 withheld, 16,933,628 broker non-votes.

• May 8, 2025, 7:59 PM ET earnings materiality 0.70 neutral item 2.02item 9.01

  OmniAb Q1 2025 revenue $4.2M (+10% YoY), net loss $18.2M; lowers opex guidance

  Q1 revenue $4.2M (vs $3.8M in Q1 2024); net loss $18.2M ($0.17/share) vs $19.0M ($0.19/share) prior year.

• April 21, 2025, 7:59 PM ET leadership materiality 0.35 neutral item 5.02 ◈ executive_change ×2

  OmniAb appoints two new independent directors; Sarah Boyce resigns

  Sarah Boyce resigned from Board and all committees effective April 18; no disagreement with company.

• March 18, 2025, 7:59 PM ET earnings materiality 0.65 neutral item 2.02item 9.01

  OmniAb Q4 rev $10.8M, net loss $13.1M; guides FY25 rev $20-25M, opex $90-95M

  Q4 revenue $10.8M (up from $4.8M YoY); net loss $13.1M ($0.12/shr) vs $14.1M loss prior year.

• November 12, 2024, 6:59 PM ET earnings materiality 0.65 neutral item 2.02item 9.01

  OmniAb Q3 2024 revenue $4.2M (down 24% YoY), net loss $16.4M; partner pipeline grows

  Q3 2024 revenue $4.2M (down 24% YoY); net loss $16.4M ($0.16/sh) vs $15.7M ($0.16/sh) in Q3 2023.

• August 8, 2024, 7:59 PM ET earnings materiality 0.65 neutral item 2.02item 9.01

  OmniAb Q2 revenue $7.6M, net loss $0.13/sh; guides 2024 opex slightly below 2023

  Q2 2024 revenue $7.6M (+10% YoY), net loss $13.6M ($0.13/sh) vs $14.7M loss in Q2 2023.

• July 1, 2024, 7:59 PM ET leadership materiality 0.25 neutral item 5.02 ◈ executive_change

  Director Joshua Tamaroff resigns from OmniAb Board; Audit Committee vacancy filled

  Joshua Tamaroff resigned from Board and Audit Committee effective June 28, 2024, due to pending departure from Avista Capital Partners.

• June 21, 2024, 7:59 PM ET other materiality 0.15 neutral item 5.07

  OmniAb shareholders elect Boyce and Love as Class II directors; ratify EY as auditor

  Shareholders elected Sarah Boyce and Steve Love as Class II directors for three-year terms expiring 2027.

• May 9, 2024, 7:59 PM ET earnings materiality 0.70 negative item 2.02item 9.01 ◈ Earnings Releases ×2

  OmniAb Q1 2024 revenue drops to $3.8M; net loss widens to $19.0M

  Revenue $3.8M vs $16.9M YoY; net loss $19.0M ($0.19/share) vs $6.1M ($0.06/share) loss.

• March 20, 2024, 7:59 PM ET earnings materiality 0.75 negative item 2.02item 9.01 ◈ Earnings Releases ×2

  OmniAb Q4 revenue $4.8M, net loss $14.1M; 77 partners, 32 programs in clinic; guides 2024 op ex flat

  Q4 2023 revenue $4.8M vs $35.3M in Q4 2022, primarily due to $25M milestone in prior year.

Executive changes

Earnings & guidance

Materiality & sentiment trend

Max materiality 0.75 · Median 0.65 · Most common event earnings

1 positive 3 negative 12 neutral

source · OABI on sec.gov