MaxLinear's stock surged 5.28% during pre-market trading on Tuesday, indicating strong investor interest ahead of the regular session.

The significant pre-market gain appears to be driven by the company's recent announcement of an auditor change. MaxLinear dismissed Grant Thornton and appointed KPMG as its new independent auditor for the 2026 fiscal year.

Investors likely viewed the switch to KPMG, one of the "Big Four" accounting firms, as a positive development that could enhance financial reporting credibility and governance. The company noted that there were no disagreements or reportable events with the previous auditor, suggesting a smooth transition that may have reassured the market.