RDGA, shell since 2000, in 2 days from 2.82 to 9.25 with some volume after this 8k: On March 26, 2021, Ridgefield Acquisition Corp. (the “Company”) sold 1,600,000 shares (the “Shares”) of its Common Stock to its President and Chief Executive Officer, Steven N. Bronson (the “Purchaser”), at a price of $0.25 per share, for an aggregate purchase price of $400,000. Purchaser paid the purchase price for the Shares by cancelling $349,442.18 in principal and accrued interest outstanding under that certain Revolving Promissory Note, dated as of December 31, 2016, made by the Company in favor of Purchaser, as amended to date, and paying $50,557.82 in cash. Looks like he sold the shell.