SILVER SPRING NETWORKS INC

CUSIP: 82817Q103 Class: Common

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

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

Q4 2016
Shares 300 Value ($000) $4 Avg Close — Range —
Q2 2016
Shares 970 Value ($000) $12 Avg Close — Range —
Q1 2016
Shares 570 Value ($000) $8 Avg Close — Range —
Q3 2014
Shares 1,920 Value ($000) $19 Avg Close — Range —
Q2 2014
Shares 5,120 Value ($000) $68 Avg Close — Range —
Q1 2014
Shares 2,800 Value ($000) $49 Avg Close — Range —
Q4 2013
Shares 2,600 Value ($000) $55 Avg Close — Range —