$SPRO SEC Filings

Filing Filed On
8-K 05 Feb 2021
PRIMARY DOCUMENT 04 Feb 2021
FORM 4 SUBMISSION 03 Feb 2021
FORM 4 SUBMISSION 03 Feb 2021
FORM 4 SUBMISSION 03 Feb 2021
FORM 4 SUBMISSION 03 Feb 2021
SC 13G 02 Feb 2021
SC 13G/A 02 Feb 2021
8-K 19 Jan 2021
FORM 4 SUBMISSION 06 Jan 2021
FORM 4 SUBMISSION 06 Jan 2021
FORM 4 SUBMISSION 06 Jan 2021
FORM 4 SUBMISSION 06 Jan 2021
FORM 4 SUBMISSION 05 Jan 2021
FORM 3 SUBMISSION 05 Jan 2021
PRIMARY DOCUMENT 18 Dec 2020
FORM 4 SUBMISSION 18 Dec 2020
8-K 17 Dec 2020
AMENDMENT NO. 5 TO SC 13D 07 Dec 2020
8-K 03 Dec 2020