QUEST SOFTWARE INC

CUSIP: 74834T103 Class: COMMON STOCK

NORGES BANK's Holding History (CIK: 0001374170)

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

Q3 2012
Shares 495,564 Value ($000) $13,876 Avg Close — Range —
Q2 2012
Shares 495,564 Value ($000) $13,846 Avg Close — Range —