| SC 13G/A | 2019-02-14 | FULLER & THALER ASSET MANAGEMENT, INC. | INVESTMENT TECHNOLOGY GROUP, INC. | 264 | 0.0% | EDGAR |
| SC 13G/A | 2019-01-28 | BlackRock Inc. | INVESTMENT TECHNOLOGY GROUP, INC. | 4,846,197 | 14.7% | EDGAR |
| SC 13G/A | 2019-01-22 | Bank of New York Mellon Corp | INVESTMENT TECHNOLOGY GROUP, INC. | 447,157 | 1.4% | EDGAR |
| SC 13G/A | 2019-01-10 | VANGUARD GROUP INC | INVESTMENT TECHNOLOGY GROUP, INC. | 11,347,335 | 10.2% | EDGAR |
| SC 13G/A | 2019-01-10 | VANGUARD GROUP INC | INVESTMENT TECHNOLOGY GROUP, INC. | 3,329,669 | 10.1% | EDGAR |
| SC 13G/A | 2018-02-14 | FULLER & THALER ASSET MANAGEMENT, INC. | INVESTMENT TECHNOLOGY GROUP, INC. | 1,855,587 | 5.5% | EDGAR |
| SC 13G/A | 2018-02-09 | VANGUARD GROUP INC | INVESTMENT TECHNOLOGY GROUP, INC. | 3,021,919 | 9.1% | EDGAR |
| SC 13G/A | 2018-02-07 | FRONTIER CAPITAL MANAGEMENT CO LLC | INVESTMENT TECHNOLOGY GROUP, INC. | 822,790 | 2.5% | EDGAR |
| SC 13G | 2018-02-07 | Bank of New York Mellon Corp | INVESTMENT TECHNOLOGY GROUP, INC. | 1,776,973 | 5.4% | EDGAR |
| SC 13G/A | 2018-01-23 | BlackRock Inc. | INVESTMENT TECHNOLOGY GROUP, INC. | 4,326,982 | 13.1% | EDGAR |
| SC 13G/A | 2017-11-13 | WELLINGTON MANAGEMENT GROUP LLP | INVESTMENT TECHNOLOGY GROUP, INC. | 1,476,039 | 4.5% | EDGAR |
| SC 13G/A | 2017-10-10 | BlackRock Inc. | INVESTMENT TECHNOLOGY GROUP, INC. | 3,517,546 | 10.6% | EDGAR |
| SC 13G/A | 2017-02-23 | FULLER & THALER ASSET MANAGEMENT, INC. | INVESTMENT TECHNOLOGY GROUP, INC. | 1,894,442 | 5.8% | EDGAR |
| SC 13G/A | 2017-02-10 | VANGUARD GROUP INC | INVESTMENT TECHNOLOGY GROUP, INC. | 2,681,863 | 8.2% | EDGAR |
| SC 13G/A | 2017-02-10 | FRONTIER CAPITAL MANAGEMENT CO LLC | INVESTMENT TECHNOLOGY GROUP, INC. | 1,904,395 | 5.8% | EDGAR |
| SC 13G/A | 2017-02-09 | WELLINGTON MANAGEMENT GROUP LLP | INVESTMENT TECHNOLOGY GROUP, INC. | 3,464,219 | 10.6% | EDGAR |
| SC 13G/A | 2017-01-25 | BlackRock Inc. | INVESTMENT TECHNOLOGY GROUP, INC. | 3,207,683 | 9.8% | EDGAR |
| SC 13G | 2016-11-10 | WELLINGTON MANAGEMENT GROUP LLP | INVESTMENT TECHNOLOGY GROUP, INC. | 3,665,963 | 11.1% | EDGAR |
| SC 13D/A | 2016-04-28 | Philadelphia Financial Management of San Francisco, LLC | INVESTMENT TECHNOLOGY GROUP, INC. | 1,631,624 | 4.9% | EDGAR |
| SC 13D/A | 2016-03-08 | Voce Capital Management LLC | INVESTMENT TECHNOLOGY GROUP, INC. | 659,230 | 2.0% | EDGAR |