UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ Annual Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended July 31, 2020 ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission File Number: 0-7928 (Exact name of registrant as specified in its charter) Delaware 11-2139466 | --- | --- | |-------------------------------------------------------------------------------- ...