---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-221562"
form_type: "8-K"
ticker: "PSIX"
cik: "0001137091"
company_name: "POWER SOLUTIONS INTERNATIONAL, INC."
filed_at: "2026-05-13T20:01:36+00:00"
generated_at: "2026-05-13T22:25:32.569185+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# CEO Constantine Xykis resigns; CFO Kenneth Li appointed interim CEO

## Summary
- Constantine Xykis resigned as CEO effective May 12, 2026; he had served since April 2023.
- CFO Kenneth Li appointed interim CEO, retaining CFO role; no additional cash compensation.
- Resignation agreement includes $945,611.91 KPI bonus and $312,462.09 LTI bonus payments, plus treatment of 28,334 SARs.
- Board's Nominating Committee continues search for permanent CEO as disclosed in June 2025 proxy.

## SEC filing metadata
- accession: 0001193125-26-221562
- form_type: 8-K
- ticker: PSIX
- cik: 0001137091
- company_name: POWER SOLUTIONS INTERNATIONAL, INC.
- filed_at: 2026-05-13T20:01:36+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1137091/000119312526221562/0001193125-26-221562-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1137091/000119312526221562/d113596d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-221562
- JSON: https://secwatch.observer/filing/0001193125-26-221562.json
- Plain text: https://secwatch.observer/filing/0001193125-26-221562.txt

## Key facts
- Executive change
  Xun (Kenneth) Li was appointed as Interim Chief Executive Officer at POWER SOLUTIONS INTERNATIONAL, INC..
  - Action: appointed
  - Role: Interim Chief Executive Officer
  source text: Effective as of the Resignation Date, the Board of Directors of the Company (the “Board”) appointed Xun (“Kenneth”) Li, the Company’s Chief Financial Officer, to serve as Interim Chief Executive Officer of the Company (principal executive officer), in addition to his continuing role as Chief Financial Officer (principal financial officer).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1137091/000119312526221562/0001193125-26-221562-index.htm
- Executive change
  Constantine Xykis resigned as Chief Executive Officer at POWER SOLUTIONS INTERNATIONAL, INC..
  - Action: resigned
  - Role: Chief Executive Officer
  source text: On May 12, 2026, Constantine (“Dino”) Xykis resigned from his employment with Power Solutions International, Inc. (the “Company”) as Chief Executive Officer of the Company, and all other positions he held with the Company and its subsidiaries, effective May 12, 2026 (the “Resignation Date”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1137091/000119312526221562/0001193125-26-221562-index.htm

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