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POWER SOLUTIONS INTL INC (PSIX)

Institutional ownership, SEC filings and insider activity

Sector: Industry · SEC CIK 0001137091 · EDGAR filings · Updated 2026-07-27

POWER SOLUTIONS INTL INC (PSIX) has reported institutional ownership of 31.6%, with 202 institutional managers holding positions valued at $445.3M per the latest 13F reporting period. SEC filings include an active substantial-doubt (going concern) disclosure per the filings.

Filings this week (1)

• 2026-07-27 — Current report (8-K) filed

Every filing links to the official SEC document. Real-time filing alerts for this company are available inside the app.

Latest updates

• 2026-06-09 — DEFA14A filed
• 2026-06-09 — Proxy statement (DEF 14A) filed
• 2026-05-22 — SCHEDULE 13G filed
• 2026-05-20 — SD filed
• 2026-05-13 — Current report (8-K) filed

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, POWER SOLUTIONS INTL INC has 202 institutional holders and institutional ownership of 31.6%.

Insider activity

Insiders reported 139 transactions (1 buys, 118 sells) across 9 reporting insiders, with a net reported value of −$106.6M.

Data flags from SEC filings

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