Castleark Management’s Athenahealth, Inc. ATHN Stock Holding History

Castleark Management’s Portfolio ATHN Stock Details ATHN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2016 Q2	–	Sell	-22,790	Closed	-$3.16M	–	416
2016 Q1	$3.16M	Buy	+22,790	New	+$3.13M	0.1%	222
2014 Q4	–	Sell	-2,000	Closed	-$320K	–	425
2014 Q3	$320K	Buy	+2,000	New	+$263K	0.01%	280
2014 Q2	–	Sell	-2,000	Closed	-$320K	–	354
2014 Q1	$320K	Buy	+2,000	New	+$329K	0.01%	280

Other funds holding ATHN

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

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

JHIU

Janus Henderson Investors US Denver, Colorado $122B AUM 18.26% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Sands Capital Management Arlington, Virginia $25.5B AUM 26.46% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

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

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return

TCW Group Los Angeles, California $13.3B AUM 34.44% 1-Year Est. Return

Castleark Management's ATHN Position: Q2 2016 in Review

Castleark Management sold out of Athenahealth, Inc. (ATHN) in Q2 2016, closing a stake of 22,790 shares — an estimated $3.16M sold.

Castleark Management first reported a position in ATHN in Q1 2014 and held it in 3 quarters. The position peaked at $3.16M in Q1 2016. 239 funds tracked by Wall St. Rank hold ATHN as of Q2 2016.

Castleark Management reported no remaining Athenahealth, Inc. position as of Q2 2016 after selling out during the quarter.
Castleark Management sold 22,790 Athenahealth, Inc. shares in Q2 2016, an estimated $3.16M.
Castleark Management first reported a position in Athenahealth, Inc. in Q1 2014 and held it in 3 quarters.
Castleark Management's Athenahealth, Inc. position peaked at $3.16M in Q1 2016.
239 funds tracked by Wall St. Rank held Athenahealth, Inc. as of Q2 2016.

Based on Castleark Management's 13F filing for Q2 2016, filed 10 Aug 2016.