---
schema_version: "secwatch.filing_event.v1"
accession: "0001171843-25-007912"
form_type: "8-K"
ticker: "WNDW"
cik: "0001071840"
company_name: "SolarWindow Technologies, Inc."
filed_at: "2025-12-12T23:59:59+00:00"
generated_at: "2026-05-16T13:19:48.006292+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# SolarWindow CEO letter highlights $3.9M financing, new board member, and Lippert partnership

## Summary
- Completed $3.9 million equity financing to advance commercialization and manufacturing readiness.
- Appointed Paco Bono (Silica Holding B.V.) to Board of Directors; he was lead investor in recent financing.
- Framework agreement with Lippert Components continues; developing products for RVs, marine, specialty buildings.
- Expanded patent portfolio with new U.S. allowance covering transparent power-line technology; patents in China and other regions.
- CEO cites heightened interest from global manufacturers and expects 2026 to be pivotal for commercial deployment.

## SEC filing metadata
- accession: 0001171843-25-007912
- form_type: 8-K
- ticker: WNDW
- cik: 0001071840
- company_name: SolarWindow Technologies, Inc.
- filed_at: 2025-12-12T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1071840/000117184325007912/0001171843-25-007912-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1071840/000117184325007912/f8k_121225.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001171843-25-007912
- JSON: https://secwatch.observer/filing/0001171843-25-007912.json
- Plain text: https://secwatch.observer/filing/0001171843-25-007912.txt

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