Nan (Richard) Hu, Chief Executive Officer of Power Solutions International, Inc., filed a Form 4 on August 17, 2026, reporting the acquisition of 5,867 Phantom Stock units under a derivative securities grant dated the same day.

Key Highlights

  • Reporting person: Nan (Richard) Hu, Chief Executive Officer of Power Solutions International, Inc.
  • Security acquired: 5,867 Phantom Stock units, acquired on 08/17/2026 with a transaction code of "A" (acquired).
  • Price of derivative security: $0, as reported in the filing.
  • Vesting schedule: One-third of the Phantom Units vest on each of August 17, 2027, August 17, 2028, and August 17, 2029, subject to continuous service.
  • Cash settlement only: According to the filing, the units are settled in cash only and do not entitle Hu to any shares of Common Stock or voting rights.
  • Total derivative securities beneficially owned following the transaction: 5,867 Phantom Stock units, held directly.

Details of the Phantom Stock Grant to Power Solutions International's CEO

According to the Form 4 filed with the SEC on August 17, 2026, Nan (Richard) Hu, Chief Executive Officer of Power Solutions International, Inc. (NASDAQ:PSIX), acquired 5,867 Phantom Stock units on that date. The filing reports the transaction code as "A," indicating an acquisition, and lists the price of the derivative security as $0.

The filing's explanation of responses states that "each Phantom Unit represents an unfunded, unsecured right to receive a cash payment equal to the average Fair Market Value per share of the Issuer's Common Stock over the thirty (30) trading days immediately preceding the applicable vesting date." The underlying security referenced is Common Stock, with the amount corresponding to 5,867 shares. The filing further notes that the units "are settled in cash only and do not entitle the Reporting Person to any shares of Common Stock or voting rights."

Per the filing, the Phantom Units vest in three equal installments: one-third on August 17, 2027, one-third on August 17, 2028, and one-third on August 17, 2029, each conditioned on Hu's "continuous service with the Issuer or its affiliates." Following this transaction, the filing reports Hu beneficially owns 5,867 Phantom Stock units on a direct basis. No Date Exercisable or Expiration Date was specified in the derivative table for these units, consistent with the cash-settlement-only nature described in the explanatory footnote.

What Was Disclosed

Power Solutions International's CEO Nan (Richard) Hu reported the acquisition of 5,867 cash-settled Phantom Stock units on August 17, 2026, with no purchase price paid, vesting in equal thirds over three years beginning August 17, 2027.