Spark Investment Management’s Ardelyx ARDX Stock Holding History

Spark Investment Management’s Portfolio ARDX Stock Details ARDX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2019 Q1	–	Sell	-78,128	Closed	-$139K	–	641
2018 Q4	$139K	Buy	+78,128	New	+$230K	0.01%	534
2018 Q3	–	Sell	-141,900	Closed	-$525K	–	665
2018 Q2	$525K	Buy	+141,900	New	+$658K	0.03%	436
2017 Q3	–	Sell	-33,500	Closed	-$170K	–	716
2017 Q2	$170K	Buy	+33,500	New	+$284K	0.01%	680
2016 Q4	–	Sell	-23,400	Closed	-$302K	–	773
2016 Q3	$302K	Buy	+23,400	New	+$245K	0.02%	581
2016 Q2	–	Sell	-54,500	Closed	-$423K	–	780
2016 Q1	$423K	Buy	54,500 +39,500	+263%	+$389K	0.04%	474
2015 Q4	$271K	Buy	+15,000	New	+$279K	0.03%	502
2015 Q2	–	Sell	-40,700	Closed	-$532K	–	663
2015 Q1	$532K	Sell	40,700 -4,000	-9%	-$74.9K	0.07%	358
2014 Q4	$842K	Buy	+44,700	New	+$1.04M	0.14%	213

Other funds holding ARDX

NMC

NEA Management Company Timonium, Maryland $1.59B AUM 234.06% 1-Year Est. Return

Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Deerfield Management New York $9.59B AUM 113.36% 1-Year Est. Return

PHS

Pekin Hardy Strauss Chicago, Illinois $1.14B AUM 37.36% 1-Year Est. Return

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

RSCM

Rock Springs Capital Management Baltimore, Maryland $2.05B AUM 161.37% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

6CM

683 Capital Management New York $2.04B AUM 94.26% 1-Year Est. Return

Spark Investment Management's ARDX Position: Q1 2019 in Review

Spark Investment Management sold out of Ardelyx (ARDX) in Q1 2019, closing a stake of 78,128 shares — an estimated $139K sold.

Spark Investment Management first reported a position in ARDX in Q4 2014 and held it in 8 quarters. The position peaked at $842K in Q4 2014. 75 funds tracked by Wall St. Rank hold ARDX as of Q1 2019.

Spark Investment Management reported no remaining Ardelyx position as of Q1 2019 after selling out during the quarter.
Spark Investment Management sold 78,128 Ardelyx shares in Q1 2019, an estimated $139K.
Spark Investment Management first reported a position in Ardelyx in Q4 2014 and held it in 8 quarters.
Spark Investment Management's Ardelyx position peaked at $842K in Q4 2014.
75 funds tracked by Wall St. Rank held Ardelyx as of Q1 2019.

Based on Spark Investment Management's 13F filing for Q1 2019, filed 7 May 2019.