* Roku drops sharply on disappointing revenue and guidance CNBC
* Roku slides 12% on fourth-quarter revenue miss, downbeat guidance Seeking Alpha
* Roku Q4 Earnings Highlights: Revenue Up 33%, Roku Channel Hits 80M Households, Q1 Guidance - Benzinga Benzinga
* Roku stock drops more than 20% as supply pressures weigh on outlook MarketWatch
* Roku earnings call: Supply-chain woes causing multiple problems; stock down 22% Seeking Alpha
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