POWER SOLUTIONS INTERNATIONAL, INC. 8-K

What Happened

• On March 2, 2026, Power Solutions International, Inc. announced its fourth-quarter and full-year 2025 financial results and provided its outlook for 2026 via a company press release. The announcement was furnished to the SEC on Form 8-K (Item 2.02 and Item 7.01) rather than “filed” under Section 18 of the Exchange Act.

Key Details

• Date of filing: March 2, 2026.
• Event: Press release announcing Q4 2025 and full-year 2025 earnings and 2026 outlook.
• Form status: Information was furnished (not filed) under Item 2.02 and disclosed under Regulation FD (Item 7.01).
• Exhibits: Exhibit 99.1 — press release (dated March 2, 2026); Exhibit 104 — Inline XBRL cover page.

Why It Matters

• The company’s release contains the latest quarterly and annual earnings figures and management’s outlook for 2026, which are material for evaluating PSIX’s near-term performance and expectations. Because the press release was furnished (not filed), it is publicly disclosed but is not subject to the liability provisions of Section 18 and will not be automatically incorporated by reference into future registration statements. Investors should read the attached press release (Exhibit 99.1) for the specific revenue, earnings and guidance figures announced.