---
schema_version: "secwatch.filing_event.v1"
accession: "0001641172-25-022274"
form_type: "8-K"
ticker: "OPTT"
cik: "0001378140"
company_name: "Ocean Power Technologies, Inc."
filed_at: "2025-08-05T23:59:59+00:00"
generated_at: "2026-05-17T20:33:32.130626+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Ocean Power Technologies partners with Greensea IQ on autonomous hull maintenance system

## Summary
- Collaboration integrates Greensea IQ's EverClean hull-grooming robot with OPT's WAM-V USV platform.
- Joint effort to develop fully autonomous launch and recovery system for persistent hull maintenance.
- Initial focus on system design, integration, and prototype testing; commercial deployment targeted in maritime, energy, defense, and research.
- Companies cite reduced fuel costs, improved vessel performance, and elimination of toxic coatings as goals.
- Press release issued August 5, 2025; no financial terms or binding commitments disclosed.

## SEC filing metadata
- accession: 0001641172-25-022274
- form_type: 8-K
- ticker: OPTT
- cik: 0001378140
- company_name: Ocean Power Technologies, Inc.
- filed_at: 2025-08-05T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1378140/000164117225022274/0001641172-25-022274-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1378140/000164117225022274/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001641172-25-022274
- JSON: https://secwatch.observer/filing/0001641172-25-022274.json
- Plain text: https://secwatch.observer/filing/0001641172-25-022274.txt

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