X0202 4 2006-07-20 false 0000885508 STRATUS PROPERTIES INC STRS 0001200799 ARMSTRONG WILLIAM H III 98 SAN JACINTO BOULEVARD, STE 220 AUSTIN TX 78701 true true false false Chair of Board,President, CEO Common Stock 3250 I IRA for self Common Stock 2006-07-20 4 M false 12500 5.25 A 133870 D Common Stock 2006-07-20 4 F false 5057 27.57 D 128813 D Option (right to buy) 5.25 2006-07-20 4 M false 12500 0 D 1997-08-13 2006-08-13 Common Stock 12500 0 D Amount beneficially owned following the reported transactions includes 64,250 Common Stock Restricted Stock Units. Shares withheld and delivered in payment of the exercise price of options and resulting taxes. 25% exercisable on the date indicated and 25% exercisable on each of the next three anniversaries thereof. Kelly C. Simoneaux, on behalf of William H. Armstrong III pursuant to a power of attorney 2006-07-21