AMBAC FINL GROUP INC

Ticker: OSG CUSIP: 023139884 Class: Common Stock

PITTENGER & ANDERSON INC's Holding History (CIK: 0001034886)

Note: Option positions (PUT/CALL) are excluded.

Q1 2015

Shares 903 Value ($000) $22 Avg Close $25.43 Range $23.99 - $27.53

Q4 2014

Shares 903 Value ($000) $22 Avg Close $23.29 Range $18.60 - $26.74

Q3 2014

Shares 903 Value ($000) $20 Avg Close $23.53 Range $21.86 - $27.54

Q2 2014

Shares 903 Value ($000) $25 Avg Close $29.00 Range $26.37 - $32.20

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2015	903	$22	$25.43	$23.99 - $27.53
Q4 2014	903	$22	$23.29	$18.60 - $26.74
Q3 2014	903	$20	$23.53	$21.86 - $27.54
Q2 2014	903	$25	$29.00	$26.37 - $32.20