---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-26-061174"
form_type: "8-K"
ticker: "BLFS"
cik: "0000834365"
company_name: "BIOLIFE SOLUTIONS INC"
filed_at: "2026-09-09T21:21:52+00:00"
generated_at: "2026-09-09T21:24:04.040762+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# BioLife HSR waiting period expires for Repligen acquisition; vote set for Oct 5

## Summary
- HSR waiting period expired Sept 3, 2026, clearing antitrust condition for Repligen merger.
- Deal consideration: $11.25 cash + 0.1442 Repligen shares per BioLife share.
- Special stockholder meeting to vote on merger scheduled Oct 5, 2026 at 9:00 a.m. ET.
- Merger still subject to other closing conditions, including BioLife stockholder approval.

## SEC filing metadata
- accession: 0001628280-26-061174
- form_type: 8-K
- ticker: BLFS
- cik: 0000834365
- company_name: BIOLIFE SOLUTIONS INC
- filed_at: 2026-09-09T21:21:52+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/834365/000162828026061174/0001628280-26-061174-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/834365/000162828026061174/blfs-20260903.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-26-061174
- JSON: https://secwatch.observer/filing/0001628280-26-061174.json
- Plain text: https://secwatch.observer/filing/0001628280-26-061174.txt

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