Transaction Details

Footnotes

This price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $115.3500 to $115.4400, inclusive. The reporting person undertakes to provide to WEC Energy Group (WEC), any security holder of WEC, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range. | This price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $115.4000 to $115.4401, inclusive. The reporting person undertakes to provide to WEC Energy Group (WEC), any security holder of WEC, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range. | This price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $115.4600 to $115.4800, inclusive. The reporting person undertakes to provide to WEC Energy Group (WEC), any security holder of WEC, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range. | This price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $115.4900 to $115.5203, inclusive. The reporting person undertakes to provide to WEC Energy Group (WEC), any security holder of WEC, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range. | Includes shares acquired under WEC Energy Group, Inc.'s Employee Retirement Savings Plan (ERSP) in transactions exempt from Section 16(b) pursuant to Rule 16b-3(c) and exempt from reporting pursuant to Rule 16a-3(f)(1)(i)(B). The number of shares in the ERSP attributable to any one participant varies with the price of the Common Stock. The information in this report is based on a plan statement dated as of February 13, 2026.