---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-24-002120"
form_type: "8-K"
ticker: "WINT"
cik: "0000946486"
company_name: "WINDTREE THERAPEUTICS INC /DE/"
filed_at: "2024-01-25T23:59:59+00:00"
generated_at: "2026-06-06T18:55:49.036849+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Windtree terminates $15M milestone obligation to Deerfield for $200k cash and 608k shares

## Summary
- Terminated Deerfield's rights to up to $15M milestone payments for AEROSURF program.
- Deerfield receives $100k now, $100k later, and 608,272 shares of common stock.
- Shares issued in unregistered transaction; company grants registration rights for resale.
- Milestone Payment Provisions and related rights under 2017 agreement terminated.

## SEC filing metadata
- accession: 0001437749-24-002120
- form_type: 8-K
- ticker: WINT
- cik: 0000946486
- company_name: WINDTREE THERAPEUTICS INC /DE/
- filed_at: 2024-01-25T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 1.01, 3.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/946486/000143774924002120/0001437749-24-002120-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/946486/000143774924002120/wint20240124_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-24-002120
- JSON: https://secwatch.observer/filing/0001437749-24-002120.json
- Plain text: https://secwatch.observer/filing/0001437749-24-002120.txt

## Key facts
- Material Agreements
  WINDTREE THERAPEUTICS INC /DE/ amended Exchange and Termination Agreement with Deerfield Management Company, L.P. valued at Cash $200,000 and 608,272 shares of common stock in exchange for termination of milestone payment ri (effective 2024-01-24).
  - Action: amendment
  - Counterparty: Deerfield Management Company, L.P.
  - Value: Cash $200,000 and 608,272 shares of common stock in exchange for termination of milestone payment ri
  - Effective: 2024-01-24
  source text: On January 24, 2024, Windtree Therapeutics, Inc. (the “ Company ”) and affiliates of Deerfield Management Company, L.P. (collectively, “ Deerfield ”) entered into an Exchange and Termination Agreement (the “ Exchange and Termination Agreement ”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/946486/000143774924002120/0001437749-24-002120-index.htm

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