US stocks posted a preliminary close lower on Friday: Dow Jones -0.20%, S&P 500
-0.17%, Nasdaq -0.28%. Drone-tech Unusual Machines (UMAC.N) jumped 24.83%.
Storage names extended gains: SanDisk (SNDK.O) +7.39%, Micron Technology (MU.O)
+2.3%. Semiconductors were mixed: AMD (AMD.O) +6.5%, Broadcom (AVGO.O) -5.94%,
Applied Materials (AMAT.O) -5.12%. The Nasdaq Golden Dragon China Index rose
0.6%.