OPRA - Canaan and ON24 among tech gainers; FireEye and C3.ai among losers
Gainers: SemiLEDs (LEDS) +27%. Opera (OPRA) +11%. Nortech Systems (NSYS) +11%. ON24 (ONTF) +10%. Canaan (CAN) +10%.Losers: Koss (KOSS) -19%. FireEye (FEYE) -18%. CooTek (CTK) -12%. Tuya (TUYA) -11%. C3.ai (AI) -11%.
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Canaan and ON24 among tech gainers; FireEye and C3.ai among losers