A gifts query can be performed for this:
  1. Navigate to Control>Query
  2. Click New and select Gifts Query
  3. Expand Payments>Payment Information
  4. Select Payment Date and click Add
  5. From the Query Editor window, select your first desired date range, then click OK
  6. Select Payment Date again and click Add
  7. From the Query Editor window, select your second desired date range, then click OK
  8. With the second query item selected, click the NOT button
  9. Add any other desired criteria, for example Initiatives, then click Next
  10. Enter your query output and click Next to Sort or Finish to Run