BMW Group Decreases Stake in Solid Power, Inc. to 4.7% and Announces Board Retirement

BMW Holding B.V., along with its affiliates BMW INTEC Beteiligungs GmbH and Bayerische Motoren Werke AG, filed a Schedule 13D/A regarding their investment in Solid Power, Inc. (SLDP). As of the event date of April 20, 2026, the reporting persons collectively hold 10,488,518 shares of Common Stock, representing 4.7% of the company. This filing serves as an amendment to signify that the reporting persons ceased to beneficially own more than 5% of the company's Common Stock as of approximately January 29, 2026. The filing also highlights a significant leadership change: Rainer Feurer, an executive within the BMW Group, has provided notice of his intention to retire from Solid Power's Board of Directors effective June 30, 2026. The company noted that Dr. Feurer's retirement is not due to any disagreements regarding operations or policies. Despite this departure, BMW Holding B.V. maintains its director nomination rights under the existing Board Nomination and Support Agreement dated May 5, 2021.