1. Power Solutions International's share price soared, but sales continue to decline, indicating no fundamental improvement. 2. Margin improvements are temporary, driven by legal fee reversals and lower steel prices. 3. PSIX is significantly controlled by its parent company, WEICF, which may conflict with shareholder interests.

1. EPC showcased its GaN-based power-conversion solutions at PCIM Europe. 2. The solutions are designed for high efficiency and reliability. 3. Applications include automotive and robotics sectors.