ALTA MESA RES INC

CUSIP: 02133L109 Class: COMMON STOCK

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q2 2019
Shares 332,623 Value ($000) $48 Avg Close — Range —
Q1 2019
Shares 332,623 Value ($000) $88 Avg Close — Range —
Q4 2018
Shares 3,049,563 Value ($000) $3,049 Avg Close — Range —
Q3 2018
Shares 11,677,254 Value ($000) $48,810 Avg Close — Range —
Q2 2018
Shares 21,188,981 Value ($000) $144,297 Avg Close — Range —
Q1 2018
Shares 20,305,903 Value ($000) $162,447 Avg Close — Range —