---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-422877"
form_type: "8-K"
ticker: "OPK"
cik: "0000944809"
company_name: "OPKO HEALTH, INC."
filed_at: "2026-10-15T20:07:51+00:00"
generated_at: "2026-10-15T20:09:07.201310+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.9
calibrated_materiality_score: 0.9
confidence: "high"
source: SEC EDGAR
---

# OPKO to sell BioReference lab testing unit to LabCorp for $722M cash plus up to $150M 4Kscore earnout

## Summary
- LabCorp (Buyer) to pay OPKO/BioReference $722,000,000 in cash at closing, subject to upward or downward adjustment based on Business revenues at closing; no financing condition.
- Additional earnout of up to $150,000,000 in cash over up to ten years tied to LabCorp's revenue from the 4Kscore prostate cancer test.
- Assets sold include BioReference clinical/anatomic pathology testing in clinical and women's health, urology and corrections, plus the 4Kscore Test and its FDA PMA and trademark.
- Closing conditioned on HSR antitrust clearance; outside date April 14, 2027, extendable by mutual agreement. Buyer owes a $28,880,000 termination fee if required government approvals fail.
- OIG Determination was obtained as of the October 14, 2026 agreement date; Seller agreed to a no-shop covering alternative transactions.

## SEC filing metadata
- accession: 0001193125-26-422877
- form_type: 8-K
- ticker: OPK
- cik: 0000944809
- company_name: OPKO HEALTH, INC.
- filed_at: 2026-10-15T20:07:51+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.9
- calibrated_materiality_score: 0.9
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/944809/000119312526422877/0001193125-26-422877-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/944809/000119312526422877/opk-20261014.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-422877
- JSON: https://secwatch.observer/filing/0001193125-26-422877.json
- Plain text: https://secwatch.observer/filing/0001193125-26-422877.txt

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