8k, "On May 9, 2022 the Ironstone Properties Board of Directors approved the purchase of 5,037 common shares of Aristotle, LLC, a privately held company at $19.853 per share from the personal holdings of Ironstone Properties CEO and Board of Directors member William Hambrecht for a total of $100,000. Chairman of the Board William Mayer and William Hambrecht abstained from voting. This transaction was executed on June 9, 2022. The sales price was determined using a company value of Aristotle at $150 million."