CASTLIGHT HEALTH INC

CUSIP: 14862Q100 Class: COMMON STOCK

PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.'s Holding History (CIK: 0001166152)

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

Q4 2018
Shares 131,000 Value ($000) $284 Avg Close — Range —
Q1 2017
Shares 196,046 Value ($000) $716 Avg Close — Range —
Q4 2016
Shares 286,682 Value ($000) $1,419 Avg Close — Range —
Q3 2016
Shares 211,682 Value ($000) $881 Avg Close — Range —
Q2 2016
Shares 241,682 Value ($000) $957 Avg Close — Range —
Q1 2016
Shares 149,400 Value ($000) $498 Avg Close — Range —
Q4 2015
Shares 149,400 Value ($000) $638 Avg Close — Range —