$TDC SEC Filings

Filing Filed On
FORM 4 SUBMISSION 07 May 2020
FORM 4 SUBMISSION 07 May 2020
FORM 4 SUBMISSION 07 May 2020
DEFA14A 30 Apr 2020
FORM 4 SUBMISSION 01 Apr 2020
DEFA14A 27 Mar 2020
DEF 14A 20 Mar 2020
FORM 4 SUBMISSION 12 Mar 2020
FORM 4 SUBMISSION 10 Mar 2020
FORM 4 SUBMISSION 03 Mar 2020
FORM 4 SUBMISSION 03 Mar 2020
FORM 4 SUBMISSION 03 Mar 2020
FORM 4 SUBMISSION 03 Mar 2020
FORM 4 SUBMISSION 03 Mar 2020
FORM 4 SUBMISSION 03 Mar 2020
10-K 28 Feb 2020
SC 13G 14 Feb 2020
SC 13G 14 Feb 2020
FORM 4 SUBMISSION 12 Feb 2020
SCHEDULE 13G/A 12 Feb 2020