Balu Balakrishnan Sold Power Integrations Stock After the Company Restructured for 2026

Balu Balakrishnan sold roughly $1.0M of Power Integrations stock across January 29, February 3, February 9, and February 10, 2026. The timing matters because the company had just reported Q4 2025 results and announced a restructuring plan intended to better align spending with 2026 priorities.

Transaction snapshot

Jan. 29, 2026	5,581 shares sold for about $260K
Feb. 3, 2026	10,080 shares sold for about $451K
Feb. 9, 2026	6,368 shares sold for about $296K
Feb. 10, 2026	4,995 shares sold for about $236K
Shares after latest Form 4	576,256 directly held shares

Why the timing matters

Power Integrations reported Q4 2025 results on February 5, 2026 and paired the release with a restructuring plan. That matters because the sale window did not happen in an information vacuum. It happened while the market was digesting fresh operating data and a new cost/reset decision from management.

That still does not make the sale automatically bearish. The latest Form 4 kept a meaningful directly held balance in place, and the dollar amount was modest compared with the insider's cumulative history. The right way to read it is as a post-event liquidity signal, not a definitive vote against the business.

What investors should actually watch

The more interesting question is whether the restructuring changes the operating trajectory enough to justify fresh investor optimism in 2026. If it does, this sale window may look routine in hindsight. If it does not, readers may interpret it more skeptically. Either way, the setup is better understood with the Form 4 guide and 13F + Form 4 combined analysis.

This is also a useful example for why the same stock can mean different things. A small insider sale after earnings does not necessarily contradict what a long-only institutional holder or a benchmark-aware ETF portfolio might be doing in the same name.

What to watch next

• Whether more Form 4s extend the same sale cadence.
• Whether the restructuring improves margins and resets the earnings story.
• Whether the remaining directly held shares stay substantial.
• Whether the stock starts showing up differently in institutional filings later in 2026.