Winslow Capital Management
ATHN

Winslow Capital Management’s Athenahealth, Inc. ATHN Stock Holding History

Winslow Capital 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
2014
Q1 		– Sell
-10
Closed -$1K – 116
2013
Q4 		$1K Sell
10
-1,341,911
-100% -$172M ﹤0.01% 70
2013
Q3 		$146M Buy
+1,341,921
New +$145M 0.47% 64

Other funds holding ATHN

Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Sands Capital Management
Sands Capital Management Arlington, Virginia $25.5B AUM 26.46% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
JHIU
Janus Henderson Investors US Denver, Colorado $122B AUM 18.26% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
TG
TCW Group Los Angeles, California $13.3B AUM 34.44% 1-Year Est. Return

Winslow Capital Management's ATHN Position: Q1 2014 in Review

Winslow Capital Management sold out of Athenahealth, Inc. (ATHN) in Q1 2014, closing a stake of 10 shares — an estimated $1K sold.

Winslow Capital Management first reported a position in ATHN in Q3 2013 and held it in 2 quarters. The position peaked at $146M in Q3 2013. 237 funds tracked by Wall St. Rank hold ATHN as of Q1 2014.

  • Winslow Capital Management reported no remaining Athenahealth, Inc. position as of Q1 2014 after selling out during the quarter.
  • Winslow Capital Management sold 10 Athenahealth, Inc. shares in Q1 2014, an estimated $1K.
  • Winslow Capital Management first reported a position in Athenahealth, Inc. in Q3 2013 and held it in 2 quarters.
  • Winslow Capital Management's Athenahealth, Inc. position peaked at $146M in Q3 2013.
  • 237 funds tracked by Wall St. Rank held Athenahealth, Inc. as of Q1 2014.

Based on Winslow Capital Management's 13F filing for Q1 2014, filed 13 May 2014.