NXSTAGE MEDICAL INC

CUSIP: 67072V103 Class: COMMON STOCK

APG Asset Management N.V.'s Holding History (CIK: 0001434819)

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

Q3 2014
Shares 836,342 Value ($000) $10,981 Avg Close — Range —
Q2 2014
Shares 1,210,000 Value ($000) $17,388 Avg Close — Range —
Q1 2014
Shares 1,210,000 Value ($000) $15,415 Avg Close — Range —