After-Hours Stock Movers:
WD-40 Co. (WDFC) declined 2% despite beating EPS estimates for its second quarter and raising full year guidance.
Immucell Corp (ICCC) gained 10% after issuing solid preliminary first quarter results.
PriceSmart (NASDAQ:PSMT) gained 3.5% after EPS and revenue beat consensus expectations in the second quarter.
Aehr Test Systems (AEHR) declined 2.8% after it reported revenue that missed estimates in the first quarter.
SMART Global Holdings, Inc. (SGH) declined 10% after it published second quarter results and issued guidance that disappointed investors.