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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000734072-98-000001
Filing Date
1998-01-05
Accepted
1998-01-05 00:00:00
Documents
1
SROs
NYSE

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G AMBAC INC. SC 13G/A 4632
  Complete submission text file 0000734072-98-000001.txt   6584
Mailing Address 60 STATE STREET, 20TH FLOOR BOSTON MA 02109-1820
Business Address 60 STATE ST BOSTON MA 02109 6177427825
PIONEERING MANAGEMENT CORP /ADV (Filed by) CIK: 0000734072 (see all company filings)

IRS No.: 131961193 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 0000

Mailing Address ONE STATE ST PLZ NEW YORK NY 10004
Business Address ONE STATE ST PLZ NEW YORK NY 10004 2126680340
AMBAC INC /DE/ (Subject) CIK: 0000874501 (see all company filings)

IRS No.: 133621676 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-41911 | Film No.: 98500625
SIC: 6351 Surety Insurance