| SC 13G/A | 2014-02-14 | TUDOR INVESTMENT CORP ET AL | GAIN Capital Holdings, Inc. | 0 | 0.0% | EDGAR |
| SC 13G/A | 2014-02-13 | RIMA SENVEST MANAGEMENT, L.L.C. | GAIN Capital Holdings, Inc. | 3,838,865 | 9.7% | EDGAR |
| SC 13D/A | 2014-01-24 | MASTER GLOBAL ASSETS Ltd | GAIN Capital Holdings, Inc. | 4,508,531 | 11.4% | EDGAR |
| SC 13D/A | 2013-11-20 | MASTER GLOBAL ASSETS Ltd | GAIN Capital Holdings, Inc. | 5,008,531 | 12.6% | EDGAR |
| SC 13G | 2013-10-04 | Tilkin Gary | GAIN Capital Holdings, Inc. | 3,625,721 | 9.2% | EDGAR |
| SC 13G/A | 2013-09-13 | 3I CORP | GAIN Capital Holdings, Inc. | 2,868,202 | 8.0% | EDGAR |
| SC 13G | 2013-05-28 | RIMA SENVEST MANAGEMENT, L.L.C. | GAIN Capital Holdings, Inc. | 2,899,533 | 8.1% | EDGAR |
| SC 13D/A | 2013-05-02 | Discovery Group I, LLC | GAIN Capital Holdings, Inc. | 1,401,167 | 3.9% | EDGAR |
| SC 13D/A | 2013-04-26 | MASTER GLOBAL ASSETS Ltd | GAIN Capital Holdings, Inc. | 5,200,000 | 14.6% | EDGAR |
| SC 13D/A | 2013-03-18 | MASTER GLOBAL ASSETS Ltd | GAIN Capital Holdings, Inc. | 4,534,690 | 12.9% | EDGAR |
| SC 13G/A | 2013-02-14 | WELLINGTON MANAGEMENT CO LLP | GAIN Capital Holdings, Inc. | 1,113,178 | 3.2% | EDGAR |
| SC 13G/A | 2013-02-14 | TUDOR INVESTMENT CORP ET AL | GAIN Capital Holdings, Inc. | 445,219 | 1.3% | EDGAR |
| SC 13D/A | 2013-02-12 | MASTER GLOBAL ASSETS Ltd | GAIN Capital Holdings, Inc. | 3,221,766 | 9.2% | EDGAR |
| SC 13D | 2013-01-18 | MASTER GLOBAL ASSETS Ltd | GAIN Capital Holdings, Inc. | 2,810,000 | 8.0% | EDGAR |
| SC 13G | 2012-11-19 | MASTER GLOBAL ASSETS Ltd | GAIN Capital Holdings, Inc. | 1,888,397 | 5.4% | EDGAR |
| SC 13D | 2012-09-14 | Discovery Group I, LLC | GAIN Capital Holdings, Inc. | 1,826,900 | 5.2% | EDGAR |
| SC 13G/A | 2012-02-14 | WELLINGTON MANAGEMENT CO LLP | GAIN Capital Holdings, Inc. | 2,363,781 | 6.9% | EDGAR |
| SC 13G/A | 2012-02-14 | TUDOR INVESTMENT CORP ET AL | GAIN Capital Holdings, Inc. | 2,235,069 | 6.5% | EDGAR |
| SC 13D | 2011-02-14 | Edison Venture Fund IV SBIC, LP | GAIN Capital Holdings, Inc. | 5,410,734 | 15.9% | EDGAR |
| SC 13G | 2011-02-14 | WELLINGTON MANAGEMENT CO LLP | GAIN Capital Holdings, Inc. | 2,213,900 | 7.1% | EDGAR |