ALTA MESA RES INC

CUSIP: 02133L117 Class: *W EXP 03/28/202

K2 PRINCIPAL FUND, L.P.'s Holding History (CIK: 0001461790)

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

Q4 2018
Shares 107,166 Value ($000) $8 Avg Close — Range —
Q3 2018
Shares 157,166 Value ($000) $79 Avg Close — Range —
Q2 2018
Shares 157,166 Value ($000) $220 Avg Close — Range —
Q1 2018
Shares 157,166 Value ($000) $244 Avg Close — Range —