The chairman of oil and gas exploration company Unit Corp. sold 91,859 shares of common stock, according to a Securities and Exchange Commission filing.
In a Form 4 filed with the SEC Monday, John G. Nikkel reported he sold the shares last Tuesday and Wednesday for $55 apiece. The shares were owned by Nikkel and his spouse.
Insiders file Form 4s with the SEC to report transactions in their companies' shares. Open market purchases and sales must be reported within two business days of the transaction.
Unit is based in Tulsa, Okla.