Citigroup usurped Bank of America for the top spot on today's TheStreet.com's stock-search list, with American Express entering the list at No. 3. Other new additions to the list include Dendreon and Microsoft.

Please check back every weekday at noon to see what's hot and who's on top. Here are the top 10 tickers for today:

1. Citigroup ( C)

2. Bank of America ( BAC)

3. American Express ( AXP)

4. General Electric ( GE)

5. Dendreon ( DNDN)

6. Caterpillar ( CAT)

7. Ford ( F)

8. Microsoft ( MSFT)

9. Apple ( AAPL)

10. Freeport-McMoran ( FCX)