MCAFEE INC

CUSIP: 579064106 Class: COM

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

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

Q4 2010
Shares 1,900 Value ($000) $88 Avg Close — Range —
Q3 2010
Shares 1,900 Value ($000) $90 Avg Close — Range —
Q2 2010
Shares 1,900 Value ($000) $58 Avg Close — Range —
Q1 2010
Shares 1,900 Value ($000) $76 Avg Close — Range —
Q4 2009
Shares 1,900 Value ($000) $77 Avg Close — Range —
Q3 2009
Shares 1,900 Value ($000) $83 Avg Close — Range —
Q2 2009
Shares 1,900 Value ($000) $80 Avg Close — Range —
Q4 2008
Shares 1,900 Value ($000) $66 Avg Close — Range —
Q3 2008
Shares 1,900 Value ($000) $64 Avg Close — Range —
Q2 2008
Shares 1,900 Value ($000) $65 Avg Close — Range —
Q1 2008
Shares 1,900 Value ($000) $63 Avg Close — Range —
Q4 2007
Shares 1,900 Value ($000) $71 Avg Close — Range —