B456 SYSTEMS, INC. Form SC 13D: Beneficial ownership report (active)
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2012-12-12: Form SC 13D/A; Description SC 13D/A; Document v790614_sc13da.htm.
- 2012-10-19: Form SC 13D/A; Description Beneficial ownership report (active); Document efc12-745_fmsc13da.htm.
- 2012-10-15: Form SC 13D/A; Description WANXIANG GROUP CORPORATION SC 13D/A 10-11-2012 (A123 SYSTEMS INC.); Document formsc13da.htm.
- 2012-08-27: Form SC 13D; Description Beneficial ownership report (active); Document efc12-656_fmsc13d.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2012-12-12 | SC 13D/A | SC 13D/A | v790614_sc13da.htm | |
| 2012-10-19 | SC 13D/A | Beneficial ownership report (active) | efc12-745_fmsc13da.htm | |
| 2012-10-15 | SC 13D/A | WANXIANG GROUP CORPORATION SC 13D/A 10-11-2012 (A123 SYSTEMS INC.) | formsc13da.htm | |
| 2012-08-27 | SC 13D | Beneficial ownership report (active) | efc12-656_fmsc13d.htm | |
| 2011-11-28 | SC 13D | SCHEDULE 13D | d261069dsc13d.htm | |
| 2010-01-14 | SC 13D | SC 13D | a10-1854_1sc13d.htm |