| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G | 2012-03-28 | Steelpoint Capital Partners LP | BOINGO WIRELESS INC | 3,107,766 | 9.4% | EDGAR |
| SC 13G | 2012-02-14 | DAYTON SKY D | BOINGO WIRELESS INC | 3,920,249 | 11.8% | EDGAR |
| SC 13G | 2012-02-14 | MITSUI & CO LTD | BOINGO WIRELESS INC | 6,061,324 | 18.3% | EDGAR |
| SC 13G | 2012-02-13 | NEW ENTERPRISE ASSOCIATES 10 L P | BOINGO WIRELESS INC | 6,432,960 | 19.4% | EDGAR |
| SC 13G | 2012-02-10 | COLUMBIA WANGER ASSET MANAGEMENT LLC | BOINGO WIRELESS INC | 2,628,000 | 7.9% | EDGAR |