BISON INSTRUMENTS INC Form 8-K: Current report
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2014-12-01: Form 8-K; Period of report 2014-10-31; Description 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
- 2014-05-21: Form 8-K; Period of report 2014-05-21; Description 3.01 Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing.
- 2012-04-12: Form 8-K; Period of report 2012-04-12; Description 4.01 Changes in Registrant's Certifying Accountant.
- 2012-04-05: Form 8-K/A; Period of report 2012-03-20; Description 4.01 Changes in Registrant's Certifying Accountant.
| Filed | Form | Period of report | Description | Details | Document |
|---|---|---|---|---|---|
| 2014-12-01 | 8-K | 2014-10-31 | 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | bsoie20141201_8k.htm | |
| 2014-05-21 | 8-K | 2014-05-21 | 3.01 Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing | bsoie20140521_8k.htm | |
| 2012-04-12 | 8-K | 2012-04-12 | 4.01 Changes in Registrant's Certifying Accountant | bison_8k-041212.htm | |
| 2012-04-05 | 8-K/A | 2012-03-20 | 4.01 Changes in Registrant's Certifying Accountant | bison_8ka-032012.htm | |
| 2012-03-28 | 8-K/A | 2012-03-20 | 4.01 Changes in Registrant's Certifying Accountant | bison_8ka-032012.htm | |
| 2012-03-20 | 8-K | 2012-03-20 | 4.01 Changes in Registrant's Certifying Accountant | bison_8k-032012.htm | |
| 2011-12-20 | 8-K | 2011-12-19 | 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | bison_8k-121911.htm | |
| 2011-11-25 | 8-K/A | 2011-11-17 | 4.01 Changes in Registrant's Certifying Accountant | bison_8ka-111711.htm | |
| 2011-11-17 | 8-K | 2011-11-17 | 4.01 Changes in Registrant's Certifying Accountant | bsoi_8k-111711.htm | |
| 2010-03-03 | 8-K | 2010-02-25 | 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | bison101031_8k.htm | |
| 2006-11-14 | 8-K | 2006-11-13 | 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers | bison064421_8k.htm | |
| 2005-10-27 | 8-K | 2005-10-27 | 4.01 Changes in Registrant's Certifying Accountant | bison054433_8k.htm | |
| 2005-02-02 | 8-K | 2005-01-31 | 8.01 Other Events | bison050505_8k.htm |