KEY ENERGY SVCS INC

CUSIP: 492914106 Class: CMN

Grantham, Mayo, Van Otterloo & Co. LLC's Holding History (CIK: 0001352662)

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

Q1 2016
Shares 100,000 Value ($000) $37 Avg Close — Range —
Q4 2015
Shares 100,000 Value ($000) $48 Avg Close — Range —
Q3 2015
Shares 100,000 Value ($000) $47 Avg Close — Range —
Q4 2013
Shares 61,100 Value ($000) $483 Avg Close — Range —
Q3 2013
Shares 51,600 Value ($000) $376 Avg Close — Range —