California-based SmartStop Self Storage REIT Prepares $864 Million IPO SmartStop Self Storage REIT, headquartered in California, has set terms for its upcoming IPO, aiming to raise $864 million. The company plans to offer 27 million shares at a price range of $28 to $36. With 208 properties across the U.S. and Canada, it ranks as the tenth-largest self-storage operator in the U.S.1