NXSTAGE MEDICAL INC

CUSIP: 67072V103 Class: COMMON STOCK

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

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

Q4 2018
Shares 232,100 Value ($000) $6,643 Avg Close — Range —
Q3 2018
Shares 502,300 Value ($000) $14,009 Avg Close — Range —
Q2 2018
Shares 1,016,840 Value ($000) $28,370 Avg Close — Range —
Q1 2018
Shares 1,423,205 Value ($000) $35,381 Avg Close — Range —
Q4 2017
Shares 1,184,750 Value ($000) $28,706 Avg Close — Range —
Q3 2017
Shares 1,032,500 Value ($000) $28,497 Avg Close — Range —