PrivateBancorp (PVTB) 8-K Regulation FD Disclosure

Exhibit 99.1

For further information:

Media Contact:

Amy Yuhn

312-564-1378

ayuhn@theprivatebank.com

Investor Relations Contact:

Beth Coronelli

312-564-6052

bcoronelli@theprivatebank.com

For Immediate Release

PrivateBancorp, Inc. to Present at the Baird Growth Stock Conference

CHICAGO, May 12, 2010 – PrivateBancorp, Inc. (NASDAQ: PVTB) today announced it will present at the Baird Growth Stock Conference on May 18, 2010, at 8:20 a.m. Central Time. A live webcast of the presentation will be available at the following address: http://wsw.com/webcast/baird15/pvtb/. Investors may also access the webcast of the presentation at the company’s website at www.theprivatebank.com during the conference and for 30 days following the conference.

About PrivateBancorp, Inc.

PrivateBancorp, Inc., through its subsidiaries, delivers customized business and personal financial services to middle-market companies, as well as business owners, executives, entrepreneurs and families in all of the markets and communities we serve. As of March 31, 2010, the Company had 34 offices in 10 states and $12.8 billion in assets. Our website is www.theprivatebank.com.