OXFORD INSTRUMENTS PLC

CUSIP: 0665045 Class: COM

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

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

Q4 2013
Shares 817,190 Value ($000) $23,916 Avg Close — Range —
Q3 2013
Shares 1,294,886 Value ($000) $26,422 Avg Close — Range —
Q2 2013
Shares 1,717,431 Value ($000) $31,492 Avg Close — Range —