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DAIO        0000351998    
Filing Date Form Type Description Document
2020-05-19 4 PRIMARY DOCUMENT View Document
2020-05-19 4 PRIMARY DOCUMENT View Document
2020-05-19 4 PRIMARY DOCUMENT View Document
2020-05-19 4 PRIMARY DOCUMENT View Document
2020-05-19 4 PRIMARY DOCUMENT View Document
2020-05-19 8-K View Document
2020-05-13 10-Q QUARTERLY REPORT View Document
2020-05-04 4 PRIMARY DOCUMENT View Document
2020-05-01 8-K View Document
2020-04-15 DEFA14A DEFA14A View Document
2020-04-09 8-K CURRENT REPORT View Document
2020-04-06 DEF 14A DEF 14A View Document
2020-03-27 10-K ANNUAL REPORT View Document
2020-03-12 4 PRIMARY DOCUMENT View Document
2020-03-05 8-K CURRENT REPORT View Document
2020-02-13 SC 13G/A View Document
2020-02-12 SC 13G/A SCHEDULE 13G/A View Document
2020-02-04 4 PRIMARY DOCUMENT View Document
2019-11-13 10-Q CURRENT REPORT View Document
2019-11-12 SC 13D SC 13D View Document
2019-11-08 4 PRIMARY DOCUMENT View Document
2019-11-08 4 PRIMARY DOCUMENT View Document
2019-11-04 4 PRIMARY DOCUMENT View Document
2019-11-04 8-K View Document
2019-08-15 4 PRIMARY DOCUMENT View Document
2019-08-14 10-Q FORM 10-Q View Document
2019-08-05 8-K View Document
2019-05-30 SD View Document
2019-05-28 4 PRIMARY DOCUMENT View Document
2019-05-28 4 PRIMARY DOCUMENT View Document
2019-05-28 4 PRIMARY DOCUMENT View Document
2019-05-22 4 PRIMARY DOCUMENT View Document
2019-05-22 4 PRIMARY DOCUMENT View Document
2019-05-22 4 PRIMARY DOCUMENT View Document
2019-05-22 4 PRIMARY DOCUMENT View Document
2019-05-22 3 PRIMARY DOCUMENT View Document
2019-05-21 4 PRIMARY DOCUMENT View Document
2019-05-21 4 PRIMARY DOCUMENT View Document
2019-05-21 4 PRIMARY DOCUMENT View Document
2019-05-21 4 PRIMARY DOCUMENT View Document
2019-05-21 4 PRIMARY DOCUMENT View Document
2019-05-21 4 PRIMARY DOCUMENT View Document
2019-05-21 8-K View Document
2019-05-15 10-Q QUARTERLY REPORT View Document
2019-05-03 4 PRIMARY DOCUMENT View Document
2019-05-01 3 PRIMARY DOCUMENT View Document
2019-05-01 8-K View Document
2019-04-26 8-K View Document
2019-04-09 DEF 14A PROXY 2018-2019 View Document
2019-04-08 10-K/A View Document
2019-03-28 10-K View Document
2019-02-22 8-K Q4 2018 EARNINGS RELEASE View Document
2019-02-15 SC 13G/A 13G/A 2018 View Document
2019-02-14 SC 13G/A SC 13G/A View Document
2019-02-13 SC 13G/A View Document
2019-02-12 SC 13G/A FORM 13G/A View Document
2019-02-08 SC 13G SCHEDULE 13G View Document
2019-01-15 8-K View Document
2018-11-27 CT ORDER View Document
2018-11-14 10-Q F10Q Q3 2018 View Document
2018-11-09 SC 13G SC 13G View Document
2018-11-02 8-K Q3 2018 EARNINGS RELEASE View Document
2018-10-18 8-K View Document
2018-09-28 8-K View Document
2018-08-13 10-Q View Document
2018-07-30 8-K Q2 2018 EARNINGS RELEASE View Document
2018-05-29 SD View Document
2018-05-25 4 PRIMARY DOCUMENT View Document
2018-05-25 4 PRIMARY DOCUMENT View Document
2018-05-25 4 PRIMARY DOCUMENT View Document
2018-05-23 4/A PRIMARY DOCUMENT View Document
2018-05-22 4 PRIMARY DOCUMENT View Document
2018-05-22 4 PRIMARY DOCUMENT View Document
2018-05-22 4 PRIMARY DOCUMENT View Document
2018-05-22 4 PRIMARY DOCUMENT View Document
2018-05-22 4 PRIMARY DOCUMENT View Document
2018-05-22 4 PRIMARY DOCUMENT View Document
2018-05-22 4 PRIMARY DOCUMENT View Document
2018-05-21 8-K ANNUAL MEETING RESULTS View Document
2018-05-16 S-8 View Document
2018-05-11 10-Q View Document
2018-04-30 8-K Q1 2018 EARNINGS RELEASE View Document
2018-04-03 DEFA14A 2018 PROXY STATEMENT View Document
2018-03-28 10-K FORM 10K View Document
2018-03-09 4 PRIMARY DOCUMENT View Document
2018-02-23 8-K View Document
2018-02-21 SC 13G/A SC 13G/A DATA I/O DEC 31 2017 View Document
2018-02-14 SC 13G View Document
2018-01-24 UPLOAD View Document
2018-01-10 CORRESP View Document
2017-12-22 CORRESP View Document
2017-12-22 UPLOAD View Document
2017-12-01 4 PRIMARY DOCUMENT View Document
2017-11-29 4 PRIMARY DOCUMENT View Document
2017-11-28 SC 13D/A AMENDMENT NO. 8 TO THE SCHEDULE 13D View Document
2017-11-27 4 PRIMARY DOCUMENT View Document
2017-11-21 SC 13D/A AMENDMENT NO. 7 TO THE SCHEDULE 13D View Document
2017-11-21 4 PRIMARY DOCUMENT View Document
2017-11-14 4 PRIMARY DOCUMENT View Document
2017-11-09 10-Q QUATERLY REPORT View Document

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