NXSTAGE MEDICAL INC

CUSIP: 67072V103 Class: COMMON STOCK

NORGES BANK's Holding History (CIK: 0001374170)

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

Q4 2018
Shares 800,173 Value ($000) $22,900 Avg Close — Range —
Q3 2018
Shares 800,173 Value ($000) $22,316 Avg Close — Range —
Q2 2018
Shares 800,173 Value ($000) $22,325 Avg Close — Range —
Q1 2018
Shares 843,377 Value ($000) $20,967 Avg Close — Range —
Q4 2017
Shares 845,073 Value ($000) $20,476 Avg Close — Range —
Q3 2017
Shares 760,768 Value ($000) $20,997 Avg Close — Range —
Q2 2017
Shares 388,312 Value ($000) $9,735 Avg Close — Range —
Q1 2017
Shares 370,468 Value ($000) $9,940 Avg Close — Range —
Q4 2016
Shares 451,758 Value ($000) $11,841 Avg Close — Range —
Q3 2016
Shares 487,358 Value ($000) $11,632 Avg Close — Range —
Q2 2016
Shares 533,258 Value ($000) $11,561 Avg Close — Range —
Q1 2016
Shares 299,959 Value ($000) $4,496 Avg Close — Range —
Q4 2015
Shares 77,318 Value ($000) $1,694 Avg Close — Range —
Q3 2015
Shares 65,718 Value ($000) $1,036 Avg Close — Range —
Q2 2015
Shares 65,718 Value ($000) $939 Avg Close — Range —
Q1 2015
Shares 129,090 Value ($000) $2,233 Avg Close — Range —
Q4 2014
Shares 153,904 Value ($000) $2,760 Avg Close — Range —
Q3 2014
Shares 153,904 Value ($000) $2,021 Avg Close — Range —
Q2 2014
Shares 153,904 Value ($000) $2,212 Avg Close — Range —
Q1 2014
Shares 382,491 Value ($000) $4,873 Avg Close — Range —
Q4 2013
Shares 1,425,750 Value ($000) $14,257 Avg Close — Range —
Q3 2013
Shares 1,425,750 Value ($000) $18,763 Avg Close — Range —
Q2 2013
Shares 343,902 Value ($000) $4,911 Avg Close — Range —
Q1 2013
Shares 177,811 Value ($000) $2,006 Avg Close — Range —
Q3 2012
Shares 177,811 Value ($000) $2,349 Avg Close — Range —
Q2 2012
Shares 177,811 Value ($000) $2,676 Avg Close — Range —