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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001169232-04-003906
Filing Date
2004-08-05
Accepted
2004-08-05 14:50:07
Documents
1

Document Format Files

Seq Description Document Type Size
1 AMENDMENT TO SCHEDULE 13G d60303_sc13g-a.txt SC 13G/A 10125
  Complete submission text file 0001169232-04-003906.txt   12149
Mailing Address 222 WEST ADAMS CHICAGO IL 60606
Business Address 222 WEST ADAMS ST 34TH FLOOR CHICAGO IL 60606-5312 3122361600
BLAIR WILLIAM & CO/IL (Filed by) CIK: 0000902367 (see all company filings)

IRS No.: 362214610 | State of Incorp.: IL | Fiscal Year End: 1231
SIC: 0000

Mailing Address 7255 WOODMONT AVENUE BETHESDA MD 20814
Business Address 7255 WOODMONT AVENUE BETHESDSA MD 20814 2404973000
OPNET TECHNOLOGIES INC (Subject) CIK: 0001108924 (see all company filings)

IRS No.: 521483235 | State of Incorp.: DE | Fiscal Year End: 0331
Type: SC 13G/A | Act: 34 | File No.: 005-60291 | Film No.: 04954478
SIC: 7372 Services-Prepackaged Software