Amendment No. 12 to Schedule 13D for Insight Enterprises, Inc.

ValueAct Holdings, L.P. has filed Amendment No. 12 to its Schedule 13D regarding its holdings in Insight Enterprises, Inc. The amendment discloses that ValueAct Holdings and its related entities beneficially own 1,666,739 shares of Common Stock, representing approximately 5.3% of the Issuer's outstanding Common Stock. The filing includes details of transactions in the Issuer's securities since the previous filing, with ValueAct Master Fund selling a total of 414,000 shares between October 10, 2025, and October 28, 2025, at prices ranging from $105.13 to $109.88 per share. The amendment also provides information on the reporting persons and their respective ownership percentages.