GIGAMON INC

CUSIP: 37518B102 Class: COM

Granahan Investment Management, LLC's Holding History (CIK: 0001026710)

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

Q3 2017
Shares 156,724 Value ($000) $6,606 Avg Close — Range —
Q2 2017
Shares 149,033 Value ($000) $5,864 Avg Close — Range —
Q1 2017
Shares 213,362 Value ($000) $7,585 Avg Close — Range —
Q4 2016
Shares 817,563 Value ($000) $37,240 Avg Close — Range —
Q3 2016
Shares 958,573 Value ($000) $52,530 Avg Close — Range —
Q2 2016
Shares 1,166,635 Value ($000) $43,620 Avg Close — Range —
Q1 2016
Shares 1,268,255 Value ($000) $39,341 Avg Close — Range —
Q4 2015
Shares 1,243,322 Value ($000) $33,035 Avg Close — Range —
Q3 2015
Shares 1,361,612 Value ($000) $27,246 Avg Close — Range —
Q2 2015
Shares 1,493,412 Value ($000) $49,268 Avg Close — Range —
Q1 2015
Shares 1,517,112 Value ($000) $32,223 Avg Close — Range —
Q4 2014
Shares 1,464,300 Value ($000) $25,962 Avg Close — Range —
Q3 2014
Shares 1,318,600 Value ($000) $13,806 Avg Close — Range —
Q2 2014
Shares 1,137,400 Value ($000) $21,770 Avg Close — Range —
Q1 2014
Shares 858,100 Value ($000) $26,078 Avg Close — Range —
Q4 2013
Shares 633,800 Value ($000) $17,797 Avg Close — Range —