MICREL INC

CUSIP: 594793101 Class: COM

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q2 2015
Shares 1,775 Value ($000) $25 Avg Close — Range —
Q1 2015
Shares 9,309 Value ($000) $140 Avg Close — Range —
Q4 2014
Shares 9,274 Value ($000) $135 Avg Close — Range —
Q3 2014
Shares 1,368 Value ($000) $16 Avg Close — Range —
Q2 2014
Shares 694 Value ($000) $8 Avg Close — Range —
Q1 2014
Shares 15,296 Value ($000) $169 Avg Close — Range —