As Of	Filer	Filing¹	For·On·As	Docs:Size	Issuer		Filing Agent

 7/14/04  Mantech International Corp.       11-K/A     12/31/03    1:123K                                                            
 7/14/04  Mantech International Corp.       11-K/A     12/31/03    1:83K                                                             
 7/13/04  Mantech International Corp.       11-K       12/31/03    1:81K                                                             
 7/13/04  Mantech International Corp.       11-K       12/31/03    1:123K                                                            
 6/28/04  Mantech International Corp.       NT 11-K    12/31/03    1:61K                                                             
 6/28/04  Mantech International Corp.       NT 11-K    12/31/03    1:61K                                                             
  5/3/04  Mantech International Corp.       ARS        12/31/03    1:2K                                     SEC #7                   
  4/2/04  Mantech International Corp.       10-K/A     12/31/03    1:93K                                                             
 3/15/04‡ Mantech International Corp.       10-K       12/31/03    4:844K                                                            
 2/17/04  Pedersen George J                 5          D,O,%Owner² 1:8K   Mantech International Corp.       R R Donnelley … Filer/FA 
 2/17/04  Spoehel Ronald R                  5          Dir.,Off.²  1:7K   Mantech International Corp.       R R Donnelley … Filer/FA 
 2/17/04  Unruh Jerry L                     5          Officer²    1:7K   Mantech International Corp.       R R Donnelley … Filer/FA 
 2/17/04  Hineman R Evans                   5          Officer²    1:8K   Mantech International Corp.       R R Donnelley … Filer/FA 
 2/17/04  Moore John A Jr.                  5          Officer²    1:7K   Mantech International Corp.       R R Donnelley … Filer/FA 
 2/17/04  Feldmann Bradley H                5          Officer²    1:7K   Mantech International Corp.       R R Donnelley … Filer/FA 
 2/17/04  Renzi Eugene C                    5          Officer²    1:8K   Mantech International Corp.       R R Donnelley … Filer/FA 
 2/17/04  Golden Michael D                  5          Director²   1:6K   Mantech International Corp.       R R Donnelley … Filer/FA 
 2/17/04  Fatzinger Walter R Jr.            5          Director²   1:6K   Mantech International Corp.       R R Donnelley … Filer/FA 
 2/17/04  Campbell Barry G                  5          Director²   1:6K   Mantech International Corp.       R R Donnelley … Filer/FA 
 2/17/04  Harlan Stephen D                  5          Director²   1:6K   Mantech International Corp.       R R Donnelley … Filer/FA 

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‡	A non-Insider-Ownership Filing that was accepted after the SEC “closed” at 5:30:00pm ET.  The legal “Filed As Of” date may be the next, or another, day.
¹	Filing/Form Types:  /A
	5	Annual Statement of Changes in Beneficial Ownership of Securities by an Insider — Form 5 { The Filer is an Insider² of the Issuer }.
	10-K	Annual Report — Form 10-K.
	11-K	Annual Report by an Employee Stock Purchase, Savings or Similar Plan — Form 11-K.
	ARS	Annual Report to Security Holders.
	NT 11-K	Notice of a Late Filing of a Form 11-K Annual Report — Form 12b-25.
	/A	Amendment to, or Amended version of, a previous Filing of this Type.
²	Insider:  The Filer is a Director, Officer, 10% Owner and/or Other “insider” of the Issuer.