BioLife Solutions, Inc. Merger with Repligen Corporation

This Form 8-K filing by BioLife Solutions, Inc. announces an update regarding the Agreement and Plan of Merger with Repligen Corporation. On August 3, 2026, BioLife management shared an email with employees containing a video from Repligen's President and CEO, Olivier Loeillot. The video provides further details about Repligen and the proposed merger. The filing includes the transcript of this employee video (Exhibit 99.1) and the circulating email (Exhibit 99.2). The merger, involving a two-step process where BioLife will be acquired by Repligen, is subject to customary closing conditions, including regulatory and shareholder approvals, with an expected closing in the fourth quarter of 2026. Until then, both companies will operate independently. The document also contains cautionary statements regarding forward-looking statements and provides information on where to find additional details about the merger, including filings with the SEC and company websites. Participants in the solicitation process are also identified.