AMBAC FINANCIAL GROUP INC

CUSIP: 023139108 Class: COM

E. Ohman J:or Asset Management AB's Holding History (CIK: 0002009396)

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

Q1 2008
Shares 1,100 Value ($000) $6 Avg Close — Range —
Q4 2007
Shares 1,100 Value ($000) $28 Avg Close — Range —
Q3 2007
Shares 1,100 Value ($000) $69 Avg Close — Range —
Q2 2007
Shares 1,100 Value ($000) $96 Avg Close — Range —
Q1 2007
Shares 1,100 Value ($000) $95 Avg Close — Range —
Q4 2006
Shares 1,100 Value ($000) $98 Avg Close — Range —