Interactive Brokers | 4: Statement of changes in beneficial ownership of securities-Officer Peterffy Thomas
Interactive Brokers | 4: Statement of changes in beneficial ownership of securities-Officer Nemser Earl H
Interactive Brokers | 4: Statement of changes in beneficial ownership of securities-Officer Nemser Earl H
Interactive Brokers | 4: Statement of changes in beneficial ownership of securities-Officer Nemser Earl H
Interactive Brokers | SC 13G: Statement of acquisition of beneficial ownership by individuals-Orbis Investment Management Limited ("OIML"); Orbis Investment Management (U. OIMUS:(7.3%)
Interactive Brokers | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-The Vanguard Group(9.05%)
Interactive Brokers | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-Kayne Anderson Rudnick Investment Management, LLC(5.89%)
Interactive Brokers | 4: Statement of changes in beneficial ownership of securities-Officer Frank Thomas AJ
Interactive Brokers | 4: Statement of changes in beneficial ownership of securities-Officer Nemser Earl H
Interactive Brokers | 4: Statement of changes in beneficial ownership of securities-Officer Frank Thomas AJ
Interactive Brokers | 4: Statement of changes in beneficial ownership of securities-Officer Frank Thomas AJ
Interactive Brokers | 4: Statement of changes in beneficial ownership of securities-Officer Frank Thomas AJ
Interactive Brokers | 4: Statement of changes in beneficial ownership of securities-Officer Frank Thomas AJ
Interactive Brokers | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-BlackRock, Inc.(8.4%)
Interactive Brokers | 4: Statement of changes in beneficial ownership of securities-Officer Frank Thomas AJ
Interactive Brokers | 4: Statement of changes in beneficial ownership of securities-Officer Frank Thomas AJ
Interactive Brokers | 4: Statement of changes in beneficial ownership of securities-Officer Frank Thomas AJ
Interactive Brokers | 4: Statement of changes in beneficial ownership of securities-Officer Frank Thomas AJ
Interactive Brokers | 3: Initial statement of beneficial ownership of securities-Director Repetto Richard H
Interactive Brokers | 4: Statement of changes in beneficial ownership of securities-Officer Frank Thomas AJ
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