By Kevin Flynn, CNBC Producer

NEW YORK ( CNBC) -- All eyes are on corporate earnings this week as 20 percent of all U.S. publicly traded companies report quarterly results. How do you know which stocks will give you a nice return on reporting day?

It's like finding a needle in a haystack -- and that's the idea of what Bespoke Investment Group co-founder Paul Hickey did.
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He looked at 2,240 stocks and found just nine stocks that have gone up every time earnings day has rolled around, since the March 2009 market bottom.

Below are the nine earnings-day winners. Next to each company's name find the upcoming earnings-report date and average single-day percentage gain.

1. Verifone Systems ( PAY) - 5/26/2011 - 9.20%

2. Dice Holdings ( DHX) -4/28/2011 - 8.69%

3. MWI Veterinary Supply ( MWIV) - 5/6/2011 - 6.27%

4. Opnet Technologies ( OPNT) - 5/9/2011 - 5.80%

5. First Cash Financial ( FCFS) - 4/20/2011 - 4.24%

6. Raymond James ( RJF) - 4/21/2011 - 4.12%

7. Barrick Gold ( ABX) - 4/27/2011 - 3.24%

8. Horace Mann Educators ( HMN) - 4/28/2011 - 2.61%

9. Anadarko Petroleum ( APC) - 5/3/2011 - 1.82%

Source: Bespoke Investment Group.

-- Written by Kevin Flynn of CNBC
CNBC is a world leader in business news, providing real-time financial market coverage and business information.

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