Post Holdings Partnering Corporation (NYSE:PSPC-UN) operates as a blank check company, or special purpose acquisition company (SPAC), formed by Post Holdings, Inc. to effect a merger, capital stock exchange, asset acquisition, stock purchase, reorganization or similar partnering transaction with one or more businesses or assets, primarily targeting opportunities in the consumer packaged goods (CPG) industry. The company offers no current products or services beyond its structure for facilitating such partnering transactions; it generates no operating revenue and maintains cash reserves primarily from its initial public offering proceeds and investments in U.S. Treasury securities. Headquartered in St. Louis, Missouri, it was founded in 2021 as a sponsor-affiliated entity of Post Holdings, Inc., with operations focused on the United States and potential international CPG targets that align with Post's management expertise in center-of-the-store, refrigerated, foodservice and convenient nutrition categories. In 2023, the company failed to identify a suitable acquisition target by its deadline, resulting in its redemption and liquidation process, which returned capital to investors and incurred approximately $10 million in organizational costs for sponsor Post Holdings, Inc.; as of late 2025, its units continue to trade with a low cash ratio indicating limited liquidity relative to liabilities, and no new strategic initiatives, partnerships, funding rounds or business combinations have been announced since the wind-down.