X0508 4 2026-02-24 0001013934 Strategic Education, Inc. STRA 0001369851 MCDONNELL RAYMOND KARL 2303 DULLES STATION BLVD HERNDON VA 20171 true true false false CHIEF EXECUTIVE OFFICER 1 Common Stock 2026-02-24 4 F 0 28293 74.91 D 145172 D Common Stock 2026-02-24 4 S 0 18052 75.12 D 127120 D Common Stock 2026-02-24 4 S 0 20788 75.55 D 106332 D Common Stock 2026-02-26 4 A 0 52646 0 A 158978 D Number of shares withheld to cover taxes with respect to performance-based restricted shares that vested on February 24, 2026. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 Trading Plan adopted by the reporting person on March 5, 2025. Weighted average share price, as these shares were sold in multiple transactions at prices ranging from $74.37 to $75.36, inclusive. Weighted average share price, as these shares were sold in multiple transactions at prices ranging from $75.37 to $75.83, inclusive. The reporting person undertakes to provide Strategic Education, Inc., any security holder of Strategic Education, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the footnotes of this Form 4. These shares are restricted and will vest on February 26, 2030, subject to the satisfaction of certain performance criteria. /s/ Daniel W. Jackson, Attorney-in-Fact 2026-02-26