MICREL INC

CUSIP: 594793101 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q2 2015
Shares 1,814 Value ($000) $25 Avg Close — Range —
Q1 2015
Shares 1,814 Value ($000) $27 Avg Close — Range —