---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-23-049669"
form_type: "8-K"
ticker: "ASRT"
cik: "0001808665"
company_name: "Assertio Holdings, Inc."
filed_at: "2023-04-25T23:59:59+00:00"
generated_at: "2026-06-16T16:40:57.907124+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "medium"
source: SEC EDGAR
---

# Assertio to acquire Spectrum in all-stock plus contingent value rights deal

## Summary
- Assertio will acquire all outstanding Spectrum shares via all-stock and contingent value rights transaction.
- Merger sub will merge into Spectrum; Spectrum will survive as a wholly owned subsidiary of Assertio.
- Transaction requires stockholder and regulatory approvals; closing expected later in 2023.
- Details of deal value and per-share consideration will be provided in the Form S-4 registration statement.

## SEC filing metadata
- accession: 0001104659-23-049669
- form_type: 8-K
- ticker: ASRT
- cik: 0001808665
- company_name: Assertio Holdings, Inc.
- filed_at: 2023-04-25T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: medium
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1808665/000110465923049669/0001104659-23-049669-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1808665/000110465923049669/tm2313712d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-23-049669
- JSON: https://secwatch.observer/filing/0001104659-23-049669.json
- Plain text: https://secwatch.observer/filing/0001104659-23-049669.txt

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