You can customize your Dashboard Views in several ways.  You can…

• Sort columns in ascending/descending order 
• Click and drag column headings 
• Pin/Unpin columns 
• Apply data filters (found in column headings) 
• Hide/Unhide columns 
• Filter by Close Date/Stage Type  

Once you’ve customized your view, you can save it.  See Save your customized Dashboard view.
 
More Information:

• Sort/Add/Delete/Edit Dashboard columns
• Filter columns in the Dashboard
• Filter the Opportunities view by close date and stage type
• Save your customized Dashboard view