NXSTAGE MEDICAL INC

CUSIP: 67072V103 Class: COMMON STOCK

GAM Holding AG's Holding History (CIK: 0001438848)

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

Q4 2017
Shares 126,566 Value ($000) $3,067 Avg Close — Range —
Q3 2017
Shares 223,727 Value ($000) $6,175 Avg Close — Range —