GIGAMON INC

CUSIP: 37518B102 Class: COM

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q3 2017
Shares 58,932 Value ($000) $2,484 Avg Close — Range —
Q2 2017
Shares 64,063 Value ($000) $2,521 Avg Close — Range —
Q1 2017
Shares 64,052 Value ($000) $2,277 Avg Close — Range —
Q4 2016
Shares 67,052 Value ($000) $3,054 Avg Close — Range —
Q3 2016
Shares 68,852 Value ($000) $3,773 Avg Close — Range —
Q2 2016
Shares 68,152 Value ($000) $2,548 Avg Close — Range —
Q1 2016
Shares 57,957 Value ($000) $1,798 Avg Close — Range —
Q4 2015
Shares 50,655 Value ($000) $1,346 Avg Close — Range —
Q3 2015
Shares 49,755 Value ($000) $996 Avg Close — Range —
Q2 2015
Shares 49,955 Value ($000) $1,648 Avg Close — Range —
Q1 2015
Shares 44,144 Value ($000) $938 Avg Close — Range —
Q4 2014
Shares 44,844 Value ($000) $795 Avg Close — Range —
Q3 2014
Shares 44,653 Value ($000) $468 Avg Close — Range —
Q2 2014
Shares 44,200 Value ($000) $846 Avg Close — Range —
Q1 2014
Shares 14,100 Value ($000) $428 Avg Close — Range —
Q4 2013
Shares 14,100 Value ($000) $396 Avg Close — Range —
Q3 2013
Shares 11,200 Value ($000) $433 Avg Close — Range —