---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-002934"
form_type: "8-K"
ticker: "MLSS"
cik: "0000855683"
company_name: "MILESTONE SCIENTIFIC INC."
filed_at: "2026-01-20T23:59:59+00:00"
generated_at: "2026-05-16T09:40:27.217519+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Milestone Scientific enters lock-up agreement with 11.31% shareholder BP4 after $2.5M offering

## Summary
- BP4 S.r.l., holder of 11.31% of MLSS common stock, agrees to 12-month lock-up after $2.5M offering.
- Lock-up release tranches: 33.33% at $0.50, additional 33.3% at $0.70, final 33.3% at $0.90 (10 consecutive trading days).
- BP4 shareholders approved the MOU on January 15, 2026.
- Customary underwriter exceptions apply; distributions to BP4 shareholders permitted upon price triggers.

## SEC filing metadata
- accession: 0001493152-26-002934
- form_type: 8-K
- ticker: MLSS
- cik: 0000855683
- company_name: MILESTONE SCIENTIFIC INC.
- filed_at: 2026-01-20T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 1.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/855683/000149315226002934/0001493152-26-002934-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/855683/000149315226002934/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-002934
- JSON: https://secwatch.observer/filing/0001493152-26-002934.json
- Plain text: https://secwatch.observer/filing/0001493152-26-002934.txt

## Key facts
- Material Agreements
  MILESTONE SCIENTIFIC INC. entered into Amended and Restated Memorandum of Understanding with Innovest S.p.A. (effective 2026-01-15).
  - Action: entry
  - Counterparty: Innovest S.p.A.
  - Effective: 2026-01-15
  source text: On January 15, 2026, Milestone Scientific Inc. (“the Company”) entered into an Amended and Restated Memorandum of Understanding (the “MOU”) with Innovest S.p.A., as the holder of certain consent/blockage rights with respect to BP4 S.r.l., a society’ a responsibility’ limitation in liquidation (“BP4”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/855683/000149315226002934/0001493152-26-002934-index.htm

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