MICREL INC

CUSIP: 59479310 Class: COM

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q1 2015
Shares 102,982 Value ($000) $1,553 Avg Close — Range —
Q4 2014
Shares 79,406 Value ($000) $1,152 Avg Close — Range —
Q3 2014
Shares 45,952 Value ($000) $553 Avg Close — Range —
Q2 2014
Shares 132,208 Value ($000) $1,491 Avg Close — Range —
Q1 2014
Shares 75,211 Value ($000) $833 Avg Close — Range —