GLOBAL DEFENSE TECHNOLOGY & SYSTEMS, INC.

FY: Dec 31 2010

Q: Sep 30 2010

Q: Jun 30 2010

FY: Dec 31 2009

Q: Mar 31 2010

Q: Mar 31 2010

FY: Dec 31 2009

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing

Other Events

Entry into a Material Definitive Agreement

Completion of Acquisition or Disposition of Assets

Entry into a Material Definitive Agreement

Results of Operations and Financial Condition

2.02,7.01,9.01

1.01,2.01,9.01

5.02,9.01

1.01,1.02,2.03,9.01

2.01,9.01

Entry into a Material Definitive Agreement

2.01,9.01

5.02,9.01

1.01,9.01

Results of Operations and Financial Condition

5.07

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Results of Operations and Financial Condition

Certification of termination of registration of a class of securities (Section 12(b))

Post Effective Amendment to S-8

Notification of removal from listing and/or registration on a national securities exchange

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement with Pricing Information

Notice of Effectiveness

Amended Initial Registration Statement

Amended Initial Registration Statement

Amended Initial Registration Statement

Registration of Securities on Exchange

Amended Initial Registration Statement

Amended Initial Registration Statement

Amended Initial Registration Statement

Amended Initial Registration Statement

Amended Initial Registration Statement

Registration (IPO) statement under Securities Act of 1933

Definitive Proxy Statement

AMERIPRISE FINANCIAL INC

LORD ABBETT & CO LLC

Hudson Bay Capital Management, L.P.

Perl Andrew Damian; Contego Systems LLC; Global Strategies Group Holding S.A.; Kende Holding kft

Perl Andrew Damian

GLOBAL DEFENSE TECHNOLOGY & SYSTEMS, INC.

Sentinel Acquisition Corp

Weixel Michael

Herdman Kirk

Hillen John F III

Cormier Joseph M.

Devine John

WILSON THOMAS R

Gansler Jacques S

JONES RONALD C

Jones Timothy

RANGEN ERIC S

Drew Alexander

Sentinel Acquisition Corp

GLOBAL DEFENSE TECHNOLOGY & SYSTEMS, INC.

No description available

No description available

No description available

No description available

No description available

No description available

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC

No description available

Correspondence with the SEC

Letter from the SEC

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Letter from the SEC

Correspondence with the SEC

Letter from the SEC