UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM10-K X Annual Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year endedDecember 31, 2022 ___ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission file number1-15731 EVEREST RE GROUP, LTD. (Exact name of registrant as specified in its charter) Bermuda 98-0365432 (State or o ther jurisdiction of (I. R.S. Employer incorporation or organizatio ...