Power Integrations, Inc. $POWI Stake Lessened by Retirement Systems of Alabama

Retirement Systems of Alabama cut its stake in Power Integrations, Inc. (NASDAQ: POWI) by 77.5% in the undefined quarter, according to its most recent Form 13F filing with the Securities and Exchange Commission (SEC). The institutional investor owned 19,700 shares of the semiconductor company's stock after selling 67,824 shares during the period. Retirement