| SC 13G/A | 2018-02-14 | Prescott General Partners LLC | NEUSTAR INC | 0 | 0.0% | EDGAR |
| SC 13G/A | 2017-09-07 | PRIMECAP MANAGEMENT CO/CA/ | NEUSTAR INC | 0 | 0.0% | EDGAR |
| SC 13G/A | 2017-02-14 | Neuberger Berman Group LLC | NEUSTAR INC | 2,488,078 | 4.5% | EDGAR |
| SC 13G/A | 2017-02-14 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | NEUSTAR INC | 10 | 0.0% | EDGAR |
| SC 13G/A | 2017-02-14 | Prescott General Partners LLC | NEUSTAR INC | 2,941,045 | 5.4% | EDGAR |
| SC 13G/A | 2017-02-13 | TimesSquare Capital Management, LLC | NEUSTAR INC | 0 | 0.0% | EDGAR |
| SC 13G/A | 2017-02-10 | VANGUARD GROUP INC | NEUSTAR INC | 4,362,681 | 8.0% | EDGAR |
| SC 13G/A | 2017-02-09 | PRIMECAP MANAGEMENT CO/CA/ | NEUSTAR INC | 7,302,746 | 13.3% | EDGAR |
| SC 13G/A | 2017-01-25 | BlackRock Inc. | NEUSTAR INC | 2,999,531 | 5.5% | EDGAR |
| SC 13G/A | 2016-02-12 | PRIMECAP MANAGEMENT CO/CA/ | NEUSTAR INC | 7,581,357 | 14.3% | EDGAR |
| SC 13G/A | 2016-02-12 | BLAIR WILLIAM & CO/IL | NEUSTAR INC | 126,127 | 0.2% | EDGAR |
| SC 13G/A | 2016-02-10 | VANGUARD GROUP INC | NEUSTAR INC | 3,680,612 | 6.9% | EDGAR |
| SC 13G/A | 2016-02-10 | TimesSquare Capital Management, LLC | NEUSTAR INC | 3,253,500 | 6.1% | EDGAR |
| SC 13G/A | 2016-02-09 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | NEUSTAR INC | 5,398,526 | 10.2% | EDGAR |
| SC 13G | 2016-02-09 | Neuberger Berman Group LLC | NEUSTAR INC | 3,744,039 | 7.1% | EDGAR |
| SC 13G/A | 2016-02-02 | Artisan Partners Limited Partnership | NEUSTAR INC | - | 0.0% | EDGAR |
| SC 13G/A | 2016-01-27 | BlackRock Inc. | NEUSTAR INC | 3,011,848 | 5.7% | EDGAR |
| SC 13G/A | 2015-10-09 | BLAIR WILLIAM & CO/IL | NEUSTAR INC | 601,093 | 1.1% | EDGAR |
| SC 13G | 2015-10-09 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | NEUSTAR INC | 6,190,443 | 11.4% | EDGAR |
| SC 13G/A | 2015-07-02 | BLAIR WILLIAM & CO/IL | NEUSTAR INC | 5,573,746 | 10.2% | EDGAR |