Hercules Technology Growth Capital Announces 3.1M Share Public Offering of Common Stock

Hercules Technology Growth Capital

announced today that it is offering 3,100,000 shares of common stock pursuant to an effective shelf registration statement in an underwritten public offering. Credit Suisse is acting as sole book-running manager in this offering. The securities described above are being offered by Hercules pursuant to a shelf registration statement previously filed with and declared effective by the Securities and Exchange Commission (the "SEC") on March 29, 2012. A preliminary prospectus supplement related to the offering has been filed with the SEC and is available on the SEC's web site at http://www.sec.gov. Copies of the preliminary prospectus supplement relating to these securities may be obtained from Credit Suisse Prospectus Department, One Madison Avenue, New York, NY 10010; telephone number: 1-800-221-1037; email: newyork.prospectus@credit-suisse.com.