News Release

BEDMINSTER, N.J., May 14, 2012 - GAIN Capital (NYSE: GCAP), a global provider of online trading services, today announced that CEO Glenn Stevens is scheduled to participate at the 11th Annual JMP Securities Research Conference on May 15, 2012. The event is being held at the Ritz-Carlton in San Francisco.

Mr. Stevens will be presenting at 10:00 a.m. PDT in Salon IV, Level 1.  Following the presentation, Mr. Stevens will be participating in a series of one-on-one and small group meetings. Interested investors should contact their JMP Securities representative.

For more corporate information or to sign up for alerts, please visit: http://ir.gaincapital.com.

About GAIN Capital
GAIN Capital Holdings, Inc. (NYSE: GCAP) is a global provider of online trading services. GAIN's innovative trading technology provides market access and highly automated trade execution services across multiple asset classes, including foreign exchange (forex or FX), contracts for difference (CFDs) and exchange-based products, to a diverse client base of retail and institutional investors.

A pioneer in online forex trading, GAIN Capital operates FOREX.com, one of the largest and best-known brands in the retail forex industry. GAIN's other businesses include GAIN GTX, a fully independent FX ECN for hedge funds and institutions, and GAIN Securities, Inc. (member FINRA/SIPC), a licensed U.S. broker-dealer.

GAIN Capital and its affiliates have offices in New York City; Bedminster, New Jersey; London; Sydney; Hong Kong; Tokyo; Singapore; Beijing; and Seoul.

For further company information, visit www.gaincapital.com.

Contacts:

Investor Relations
MBS Value Partners
Hugh Collins / Lynn Morgen gain@mbsvalue.com   
Phone:    +1 212 750 5800

Public Relations
Edelman
Chris Mittendorf / Mike Geller  nygaincapital@edelman.com
Phone:    +1 212 704 8134/ +1 212 729 2163