If I cannot confirm securities (royalties, dividends, bonds, stocks, mutual funds) I found in new brokerage accounts but disclosures are from many previous years …?

[dj-ces-g]

New brokerage accounts yet disclosures and tax documentation is from many prior years.

[fanfare]

If you inherited securities, you don't need that information.

Your basis is the value at the time you inherited.

@dj-ces-g