ALTA MESA RES INC

CUSIP: 02133L109 Class: COMMON STOCK

TWO SIGMA INVESTMENTS, LP's Holding History (CIK: 0001179392)

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

Q2 2019
Shares 244,096 Value ($000) $36 Avg Close — Range —
Q1 2019
Shares 418,212 Value ($000) $111 Avg Close — Range —
Q4 2018
Shares 933,962 Value ($000) $934 Avg Close — Range —