|Northern States Power Company|
|New Century Energies|
|Public Service Company of Colorado|
|Southwestern Public Service Company|
Calculating the cost basis of your stock can be a difficult and time-consuming process. To provide a resource to our shareholders, Xcel Energy Inc. has partnered with NetWorth Services to provide a hyperlink from Xcel Energy Inc.'s Web site to NetBasis, their Internet-based cost basis calculation system.
For a fee, you can use NetBasis to calculate the cost basis for your Xcel Energy Inc. stock. To use the system, you will need your purchase/acquisition/sales dates and the number of shares acquired and/or sold on those dates. The NetBasis system will do the rest, automatically adjusting for dividend reinvestment and any corporate actions.
If you have any questions or problems using the NetBasis system, you can call their 24/7 Customer Care Call Center, 1-888-80-BASIS (1-888-802-2747) or use the Live Web Chat service located on the Help button once you have logged on to the system.
When you select the NetBasis icon above, you will be leaving Xcel Energy Inc.'s Web site and will be redirected to the NetBasis system which contains historical information related to the cost basis of Xcel Energy Inc. common stock. Xcel Energy Inc. receives no compensation from NetBasis. Xcel Energy Inc. shall have no liability for any information received from the NetBasis system.