---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-25-013977"
form_type: "8-K"
ticker: "WINT"
cik: "0000946486"
company_name: "WINDTREE THERAPEUTICS INC /DE/"
filed_at: "2025-05-01T23:59:59+00:00"
generated_at: "2026-05-23T01:45:56.607233+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Windtree to acquire 436-unit Houston multifamily property for ~$43M; issues Series D preferred for $2.5M

## Summary
- WINT LLC (subsidiary) assigned rights to buy property; advanced $1.4M earnest money to extend closing to May 23, 2025.
- Purchase price ~$43M, funded by non-recourse mortgage and preferred stock; two 30-day extensions at $1M each.
- Closed private placement of 3,125 Series D Convertible Preferred shares for gross proceeds of ~$2.5M; conversion price $1.368.
- Series D pays 10% dividend (18% default), no voting rights, 4.99/9.99% beneficial ownership cap, and multiple redemption options.
- Rental revenue expected to support therapeutic pipeline; actively seeking additional revenue-generating acquisitions.

## SEC filing metadata
- accession: 0001437749-25-013977
- form_type: 8-K
- ticker: WINT
- cik: 0000946486
- company_name: WINDTREE THERAPEUTICS INC /DE/
- filed_at: 2025-05-01T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 3.03, 5.03, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/946486/000143774925013977/0001437749-25-013977-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/946486/000143774925013977/wint20250422_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-25-013977
- JSON: https://secwatch.observer/filing/0001437749-25-013977.json
- Plain text: https://secwatch.observer/filing/0001437749-25-013977.txt

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