Cynthiad66
Expert Alumni

Deductions & credits

Yes, you will need to enter this information for TurboTax processing.  Since your stocks were more than 1 year old, I suggest using a date that you will use in searching the historical cost for the stocks.  You can estimate the date as long as it is more than 1 year.  You can use the steps below to determine a cost basis.  Your basis should not reduce the actual donation amount so determine your basis as close as possible.

 

Sources to look up historical stock prices

Internet Sources for Historical Market & Stock Data

  1. Yahoo! Finance - Historical Prices. ...
  2. Dow Jones Industrial Averages. Historical and current performance data. ...
  3. S&P Indices. Historical performance data.
  4. IPL Newspaper Collection. ...
  5. Securities Industry and Financial Markets Association

@Dave411 

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