Insider Transactions by Roiko John Charles

Symbol CompanyOwnerRelationshipDateTransactionCost# SharesValue ($)Total SharesFiling
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerFeb 04, 2020Sale$46.0478936,32622,321Feb 06, 2020, 02:46 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerFeb 03, 2020Option Exercise$35.181856,50823,110Feb 06, 2020, 02:46 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerAug 01, 2019Option Exercise$35.501836,49622,913Dec 23, 2019, 04:06 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerNov 01, 2019Option Exercise$35.181242222,925Dec 23, 2019, 04:06 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerFeb 01, 2019Option Exercise$37.591686,31520,104May 02, 2019, 06:40 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerMay 01, 2019Option Exercise$42.691,31756,22822,730May 02, 2019, 06:40 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerNov 06, 2018Sale$49.281,17958,10518,240Nov 07, 2018, 02:09 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerNov 01, 2018Option Exercise$37.24341,26619,419Nov 07, 2018, 02:09 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerAug 29, 2018Sale$47.331,38865,69719,385Aug 30, 2018, 03:56 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerAug 01, 2018Option Exercise$34.761796,22122,720Aug 17, 2018, 05:25 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerAug 16, 2018Sale$44.991,94787,59120,773Aug 17, 2018, 05:25 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerMay 01, 2018Option Exercise$39.221,14444,87122,541May 02, 2018, 07:17 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerFeb 01, 2018Option Exercise$38.251576,00516,364Mar 12, 2018, 07:10 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerFeb 01, 2018Sale$50.271,84692,80516,207Feb 02, 2018, 09:29 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerAug 01, 2017Option Exercise$29.672036,02418,451Nov 16, 2017, 03:39 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerNov 01, 2017Option Exercise$34.97913,18218,542Nov 16, 2017, 03:39 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesChief Accounting OfficerNov 15, 2017Sale$44.4548921,73518,053Nov 16, 2017, 03:39 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesVice President, FinanceMay 30, 2017Sale$38.421,04740,23018,248May 31, 2017, 06:41 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesInterim CFOMay 01, 2017Option Exercise$32.871,09435,96319,295May 02, 2017, 07:49 PM
NATINATIONAL INSTRUMENTS CORPRoiko John CharlesInterim CFOFeb 01, 2017Option Exercise$23.882526,01716,766Mar 10, 2017, 04:32 PM