AMBAC FINANCIAL GROUP INC 4

4 · AMBAC FINANCIAL GROUP INC · Filed Dec 8, 2004

Insider Transaction Report

Form 4

Period: 2004-12-07

AMBAC FINANCIAL GROUP INCABK

GANDOLFO THOMAS J

Senior Managing Director

Transactions

Sale
Common Stock
2004-12-07$82.33/sh−200$16,466→ 22,104 total
Sale
Common Stock
2004-12-07$82.34/sh−100$8,234→ 22,004 total
Sale
Common Stock
2004-12-07$82.49/sh−600$49,494→ 19,504 total
Sale
Common Stock
2004-12-07$82.26/sh−300$24,678→ 23,204 total
Exercise/Conversion
Employee Stock Option (Right to Buy)
2004-12-07−1,057→ 0 total
Exercise: $52.25From: 2002-11-15Exp: 2006-01-26→ Common Stock (1,057 underlying)
Exercise/Conversion
Common Stock
2004-12-07$31.02/sh+1,500$46,530→ 19,906 total
Exercise/Conversion
Common Stock
2004-12-07$65.68/sh+841$55,237→ 26,804 total
Sale
Common Stock
2004-12-07$82.32/sh−400$32,928→ 22,304 total
Sale
Common Stock
2004-12-07$82.28/sh−500$41,140→ 22,704 total
Exercise/Conversion
Common Stock
2004-12-07$48.66/sh+5,000$243,300→ 24,906 total
Exercise/Conversion
Employee Stock Option (Right to Buy)
2004-12-07−1,500→ 0 total
Exercise: $31.02From: 2001-03-29Exp: 2007-01-24→ Common Stock (1,500 underlying)
Exercise/Conversion
Common Stock
2004-12-07$52.25/sh+1,057$55,228→ 25,963 total
Sale
Common Stock
2004-12-07$82.25/sh−3,300$271,425→ 23,504 total
Sale
Common Stock
2004-12-07$82.51/sh−248$20,462→ 19,256 total
Exercise/Conversion
Employee Stock Option (Right to Buy)
2004-12-07−5,000→ 5,000 total
Exercise: $48.66From: 2004-11-24Exp: 2008-01-22→ Common Stock (5,000 underlying)
Exercise/Conversion
Employee Stock Option (Right to Buy)
2004-12-07−841→ 0 total
Exercise: $65.68From: 2003-05-15Exp: 2006-01-26→ Common Stock (841 underlying)

Holdings

Common Stock
(indirect: By Trust)
902

Footnotes (1)

[F1]Based on a plan statement as of November 30, 2004.

Documents

2 files

4
edgar.xmlPrimary
PRIMARY DOCUMENT
EX-24
gandolfo.txt
POWER OF ATTORNEY