Power Integrations (POWI): Buy, Sell, or Hold Post Q4 Earnings?

Power Integrations has had an impressive run over the past six months as its shares have beaten the S&P 500 by 6.2%. The stock now trades at $46.07, marking a 7.3% gain. This was partly due to its solid quarterly results, and the run-up might have investors contemplating their next move.