Ardsley Advisory Partners’s NxStage Medical Inc. NXTM Stock Holding History

Ardsley Advisory Partners’s Portfolio NXTM Stock Details NXTM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2016 Q2	–	Sell	-10,000	Closed	-$150K	–	213
2016 Q1	$150K	Buy	+10,000	New	+$168K	0.02%	128
2015 Q3	–	Sell	-30,000	Closed	-$429K	–	210
2015 Q2	$429K	Buy	+30,000	New	+$508K	0.05%	118
2013 Q3	–	Sell	-10,000	Closed	-$143K	–	189
2013 Q2	$143K	Buy	+10,000	New	+$126K	0.03%	119

Other funds holding NXTM

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

GGHC

Gilder Gagnon Howe & Co New York $8.34B AUM 46.58% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Deerfield Management New York $8.48B AUM 99.04% 1-Year Est. Return

OIM

Oracle Investment Management Greenwich, Connecticut $168M AUM 42.86% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

RIM

RS Investment Management San Francisco, California $9.73B AUM 3.24% 1-Year Est. Return

SAM

Sectoral Asset Management Montreal, Quebec, Canada $121M AUM 73.47% 1-Year Est. Return

BFA

BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return

CAM

Cortina Asset Management Milwaukee, Wisconsin $1.62B AUM 15.44% 1-Year Est. Return

Ardsley Advisory Partners's NXTM Position: Q2 2016 in Review

Ardsley Advisory Partners sold out of NxStage Medical Inc. (NXTM) in Q2 2016, closing a stake of 10,000 shares — an estimated $150K sold.

Ardsley Advisory Partners first reported a position in NXTM in Q2 2013 and held it in 3 quarters. The position peaked at $429K in Q2 2015. 147 funds tracked by Wall St. Rank hold NXTM as of Q2 2016.

Ardsley Advisory Partners reported no remaining NxStage Medical Inc. position as of Q2 2016 after selling out during the quarter.
Ardsley Advisory Partners sold 10,000 NxStage Medical Inc. shares in Q2 2016, an estimated $150K.
Ardsley Advisory Partners first reported a position in NxStage Medical Inc. in Q2 2013 and held it in 3 quarters.
Ardsley Advisory Partners's NxStage Medical Inc. position peaked at $429K in Q2 2015.
147 funds tracked by Wall St. Rank held NxStage Medical Inc. as of Q2 2016.

Based on Ardsley Advisory Partners's 13F filing for Q2 2016, filed 15 Aug 2016.