CEO Constantine Xykis resigns; CFO Kenneth Li appointed interim CEO

POWER SOLUTIONS INTERNATIONAL, INC.

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.

item 5.02 item 9.01

Executive movements

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Appointed (interim)

Xun (Kenneth) Li

Interim Chief Executive Officer

PSIX · POWER SOLUTIONS INTERNATIONAL, INC.

Effective: 2026-05-12
Filed: May 13, 2026, 4:01 PM ET

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).

Departed

Constantine Xykis

Chief Executive Officer

PSIX · POWER SOLUTIONS INTERNATIONAL, INC.

Effective: 2026-05-12
Successor: Xun (Kenneth) Li
Filed: May 13, 2026, 4:01 PM ET

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”).

Key facts

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Executive change SEC 8-K Item 5.02 confidence 1.0

Xun (Kenneth) Li was appointed as Interim Chief Executive Officer at POWER SOLUTIONS INTERNATIONAL, INC..

Action: appointed
Role: Interim Chief Executive Officer

Exact text from the filing

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).

View on SEC.gov

Executive change SEC 8-K Item 5.02 confidence 1.0

Constantine Xykis resigned as Chief Executive Officer at POWER SOLUTIONS INTERNATIONAL, INC..

Action: resigned
Role: Chief Executive Officer

Exact text from the filing

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”).

View on SEC.gov

POWER SOLUTIONS INTERNATIONAL, INC. filing history →

Source: SEC EDGAR

accession 0001193125-26-221562

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