---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-21-355377"
form_type: "8-K"
ticker: "PSIX"
cik: "0001137091"
company_name: "POWER SOLUTIONS INTERNATIONAL, INC."
filed_at: "2021-12-13T23:59:59+00:00"
generated_at: "2026-06-28T01:34:13.895612+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Power Solutions International appoints two new directors from majority stockholder Weichai; Mozzi named Chairman

## Summary
- Fabrizio Mozzi and Lei Lei appointed to board effective Dec 7, 2021, replacing Walter Wu and Xinghao Li (both resigned).
- Mozzi named Chairman of the Board; Shaojun Sun becomes Vice Chairman and Chair of Nominating and Governance Committee.
- Lei appointed Chair of the Compensation Committee.
- Mozzi to receive annual 5,000 RSUs, $75,000 retainer (incl. Chairman fee) plus meeting fees.
- Lei to receive $50,000 annual retainer plus meeting fees; both indemnified under DGCL.

## SEC filing metadata
- accession: 0001193125-21-355377
- form_type: 8-K
- ticker: PSIX
- cik: 0001137091
- company_name: POWER SOLUTIONS INTERNATIONAL, INC.
- filed_at: 2021-12-13T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1137091/000119312521355377/0001193125-21-355377-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1137091/000119312521355377/d180963d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-21-355377
- JSON: https://secwatch.observer/filing/0001193125-21-355377.json
- Plain text: https://secwatch.observer/filing/0001193125-21-355377.txt

## Key facts
- Executive change
  Lei Lei was appointed as Chair of the Compensation Committee at POWER SOLUTIONS INTERNATIONAL, INC..
  - Action: appointed
  - Role: Chair of the Compensation Committee
  source text: Ms. Lei was appointed to Chair of the Compensation Committee.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1137091/000119312521355377/0001193125-21-355377-index.htm
- Executive change
  Walter Wu resigned as Director at POWER SOLUTIONS INTERNATIONAL, INC..
  - Action: resigned
  - Role: Director
  source text: Mr. Walter Wu and Mr. Xinghao Li, both of whom were Weichai America Corp. designees and both of whom resigned from the Board effective December 7, 2021.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1137091/000119312521355377/0001193125-21-355377-index.htm
- Executive change
  Xinghao Li resigned as Director at POWER SOLUTIONS INTERNATIONAL, INC..
  - Action: resigned
  - Role: Director
  source text: Mr. Walter Wu and Mr. Xinghao Li, both of whom were Weichai America Corp. designees and both of whom resigned from the Board effective December 7, 2021.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1137091/000119312521355377/0001193125-21-355377-index.htm
- Executive change
  Lei Lei was appointed as Director at POWER SOLUTIONS INTERNATIONAL, INC..
  - Action: appointed
  - Role: Director
  source text: The Board of Directors (the “Board”) of Power Solutions International, Inc. (the “Company” or “PSI”) appointed Mr. Fabrizio Mozzi and Ms. Lei Lei as members of the Board effective as of December 7, 2021.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1137091/000119312521355377/0001193125-21-355377-index.htm
- Executive change
  Fabrizio Mozzi was appointed as Chairman of the Board at POWER SOLUTIONS INTERNATIONAL, INC..
  - Action: appointed
  - Role: Chairman of the Board
  source text: The Board also appointed Mr. Mozzi to Chairman of the Board and as a member of the Nominating and Governance Committee.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1137091/000119312521355377/0001193125-21-355377-index.htm
- Executive change
  Shaojun Sun was appointed as Vice Chairman of the Board at POWER SOLUTIONS INTERNATIONAL, INC..
  - Action: appointed
  - Role: Vice Chairman of the Board
  source text: Mr. Shaojun Sun, previously Chairman of the Board was appointed to Vice Chairman of the Board and was appointed to Chair of the Nominating and Governance Committee.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1137091/000119312521355377/0001193125-21-355377-index.htm

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