On December 12, 2025, ProPhase Labs, Inc. (PRPH) disclosed the implementation of a reverse stock split to maintain its Nasdaq listing. The 8-K filing disclosed a 1-for-10 reverse stock split that will be effective on December 22, 2025, according to the company's Certificate of Amendment filed with the Delaware Secretary of State.

The reverse stock split was approved by stockholders on November 30, 2025, following a special meeting held on November 24, 2025. ProPhase Labs' Board of Directors also approved the action on November 30, 2025, according to the filing. The company stated the primary purpose was to increase the per-share trading price to meet Nasdaq's minimum bid price requirement of $1.00.

The Certificate of Amendment, filed as Exhibit 3.1 with the SEC on December 2, 2025, details the mechanics of the reverse split. Every ten shares of common stock were automatically combined into one share, with fractional shares to be paid in cash based on the closing price on December 22, 2025. The filing was signed by Ted Karkus, Chairman of the Board and Chief Executive Officer of ProPhase Labs.