Chicago Rivet & Machine | SC 13G: Statement of acquisition of beneficial ownership by individuals-Stanley Kesselman(5.0%)
Chicago Rivet & Machine | 3: Initial statement of beneficial ownership of securities-Director Ong Karen G
Chicago Rivet & Machine | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-Dimensional Fund Advisors LP(6.5%)
Chicago Rivet & Machine | 3: Initial statement of beneficial ownership of securities-Chief Financial Officer Brown Joel M
Chicago Rivet & Machine | 3: Initial statement of beneficial ownership of securities-Officer Stlaske William G
Chicago Rivet & Machine | 3: Initial statement of beneficial ownership of securities-Director Morrissey Walter W JR
Chicago Rivet & Machine | 3: Initial statement of beneficial ownership of securities-Chief Executive Officer Rizzo Gregory D
Chicago Rivet & Machine | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-Renaissance Technologies LLC 26-0385758(3.95 %),RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION 13-3127734(3.95 %)
Chicago Rivet & Machine | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-Dimensional Fund Advisors LP(7.1%)
Chicago Rivet & Machine | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-Renaissance Technologies LLC 26-0385758(5.50 %),RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION 13-3127734(5.50 %)
Chicago Rivet & Machine | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-Dimensional Fund Advisors LP(7.1%)
Chicago Rivet & Machine | SC 13G/A: Schedule filed to report acquisition of beneficial ownership of more than 5% of a class of equity securities by passive investors and certain institutions (Amendment)
Chicago Rivet & Machine | SC 13G/A: Schedule filed to report acquisition of beneficial ownership of more than 5% of a class of equity securities by passive investors and certain institutions (Amendment)
Chicago Rivet & Machine | 3: Initial statement of beneficial ownership of securities
Chicago Rivet & Machine | 3: Initial statement of beneficial ownership of securities
Chicago Rivet & Machine | 3: Initial statement of beneficial ownership of securities
Chicago Rivet & Machine | SC 13G/A: Schedule filed to report acquisition of beneficial ownership of more than 5% of a class of equity securities by passive investors and certain institutions (Amendment)
Chicago Rivet & Machine | SC 13G/A: Schedule filed to report acquisition of beneficial ownership of more than 5% of a class of equity securities by passive investors and certain institutions (Amendment)
Chicago Rivet & Machine | SC 13D/A: Schedule filed to report acquisition of beneficial ownership of more than 5% of a class of equity securities (Amendment)
Chicago Rivet & Machine | 3: Initial statement of beneficial ownership of securities
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