Use Bloomberg (see access details).
- Type CACT and hit <GO>.
- Select 35) Action Types.
- Click 12) Corporate Events, then select Delisting. Click Add -> to add Delisting to the Selected Actions list, then close the pop-up window to see results.
- You can change the years in the amber fields.
Use WRDS (see access details)
- Select CRSP -- under Annual Update or Quarterly Update, select Stock/Events -- Delist