BALAKRISHNAN BALU 4

What Happened
Balakrishnan Balu, a director of Power Integrations, sold 53,880 shares in an open-market transaction on May 21, 2026. The shares were disposed at $70.71 each, for total proceeds of approximately $3,810,033. This was a sale (transaction code S), which is commonly routine insider selling and not by itself evidence of company performance.

Key Details

• Transaction date: 2026-05-21; Sale price: $70.71 per share; Shares sold: 53,880; Gross proceeds: ~$3,810,033.
• Transaction type: Open-market sale (S).
• Shares owned after transaction: Not specified in the provided filing.
• No 10b5-1 plan, tax-withholding, or other footnotes were disclosed in the provided summary.
• Filing date: 2026-05-26 — filed five days after the transaction; this appears later than the typical two-business-day Form 4 reporting requirement.

Context
Sales by directors can be for personal or routine reasons (diversification, liquidity, tax planning) and do not necessarily reflect insider views on company prospects. Because this filing reports a straightforward open-market sale with no indicated plan or exercise, there is no sign of a cashless exercise or gift-related transfer.