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Rock Springs Capital Management Portfolio holdings

AUM $1.7B
1-Year Est. Return 93.03%
This Fund
S&P 500
This Quarter Est. Return
+5.44%
1 Year Est. Return
+93.03%
3 Year Est. Return
+228.43%
5 Year Est. Return
+368.14%
10 Year Est. Return
+4,607.77%
AUM
$558M
AUM Growth
+$124M
Cap. Flow
+$99.9M
Cap. Flow %
17.91%
Top 10 Hldgs %
37.3%
Holding
93
New
18
Increased
51
Reduced
4
Closed
15

Top Buys

Rank Stock Value
1
MRK icon
Merck
MRK
+$27.2M
2
MDT icon
Medtronic
MDT
+$25.2M
3
CI icon
Cigna
CI
+$8.15M
4
HRC
HILL-ROM HOLDINGS, INC.
HRC
+$7.58M
5
AET
Aetna Inc
AET
+$7M

Top Sells

Rank Stock Value
1
JNJ icon
Johnson & Johnson
JNJ
+$24.6M
2
UNH icon
UnitedHealth
UNH
+$14.8M
3
XLV icon
State Street Health Care Select Sector SPDR ETF
XLV
+$11.7M
4
BMY icon
Bristol-Myers Squibb
BMY
+$9.64M
5
ABBV icon
AbbVie
ABBV
+$4.46M

Sector Composition

Rank Sector Weight
1 Healthcare 75.87%
2 Industrials 2.28%
3 Financials 1.34%
4 Technology 0%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
BHC icon
26
Bausch Health
BHC
$2.21B
$6.97M 1.25%
55,250
+2,250
+4% +$287K
STJ
27
DELISTED
St Jude Medical
STJ
$6.92M 1.24%
+100,000
New +$6.48M
TMH
28
DELISTED
Team Health Holdings Inc
TMH
$6.09M 1.09%
122,000
+750
+0.6% +$36.3K
WBA
29
DELISTED
Walgreens Boots Alliance
WBA
$5.93M 1.06%
80,000
+9,500
+13% +$664K
EVHC
30
DELISTED
Envision Healthcare Holdings Inc
EVHC
$5.92M 1.06%
55,110
+9,185
+20% +$945K
RAD
31
DELISTED
Rite Aid Corporation
RAD
$5.74M 1.03%
+40,000
New +$5.9M
OREX
32
DELISTED
Orexigen Therapeutics, Inc.
OREX
$5.59M 1%
90,500
+7,500
+9% +$436K
ACHC icon
33
Acadia Healthcare
ACHC
$2.86B
$5.46M 0.98%
+120,000
New +$5.27M
A icon
34
Agilent Technologies
A
$39.9B
$5.46M 0.98%
132,810
-83,880
-39% -$3.37M
CAH icon
35
Cardinal Health
CAH
$55.7B
$5.42M 0.97%
79,000
+3,000
+4% +$204K
INVA icon
36
Innoviva
INVA
$1.53B
$5.36M 0.96%
180,000
+76,687
+74% +$1.84M
MWIV
37
DELISTED
MWI VETERINARY SUPPLY, INC.
MWIV
$5.36M 0.96%
+37,750
New +$5.54M
INCY icon
38
Incyte
INCY
$24B
$5.35M 0.96%
94,750
+31,250
+49% +$1.6M
FRX
39
DELISTED
FOREST LABORATORIES INC
FRX
$5.35M 0.96%
54,000
– –
TSRO
40
DELISTED
TESARO, Inc.
TSRO
$5.13M 0.92%
165,000
+35,500
+27% +$946K
HTWR
41
DELISTED
HEARTWARE INTERNATIONAL INC COM STK (DE)
HTWR
$5.09M 0.91%
57,500
+7,500
+15% +$672K
HCA icon
42
HCA Healthcare
HCA
$88.5B
$4.93M 0.88%
87,500
+20,500
+31% +$1.08M
SRCL
43
DELISTED
Stericycle Inc
SRCL
$4.91M 0.88%
41,500
+10,500
+34% +$1.2M
PCYC
44
DELISTED
PHARMACYCLICS INC
PCYC
$4.87M 0.87%
54,250
+22,750
+72% +$2.13M
KIN
45
DELISTED
Kindred Biosciences, Inc.
KIN
$4.62M 0.83%
248,000
+155,500
+168% +$2.64M
NBIX icon
46
Neurocrine Biosciences
NBIX
$16.2B
$4.6M 0.82%
310,000
+10,000
+3% +$141K
VRTX icon
47
Vertex Pharmaceuticals
VRTX
$123B
$4.38M 0.79%
46,250
+30,250
+189% +$2.12M
FEIC
48
DELISTED
FEI COMPANY
FEIC
$4.17M 0.75%
46,000
+18,500
+67% +$1.63M
PRGO icon
49
Perrigo
PRGO
$1.74B
$4.15M 0.74%
28,500
– –
CO
50
DELISTED
Global Cord Blood Corporation
CO
$4.14M 0.74%
750,000
+32,500
+5% +$146K
1
2
3 4

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Rock Springs Capital Management's Q2 2014 Portfolio in Review

As of Q2 2014, Rock Springs Capital Management held 93 positions worth $558M, up 29% from $434M the previous quarter. Its ten largest holdings account for 37% of the portfolio.

Rock Springs Capital Management deployed $99.9M of net new capital in Q2 2014, opening 18 new positions and adding to 51 existing holdings. Its largest new stake was Merck: 497,800 shares worth $27.5M.

By sector, the portfolio is most concentrated in Healthcare at 76% of assets, down from 79% a quarter earlier, followed by Industrials and Financials.

On the sell side, the largest reduction was AbbVie, an estimated $4.46M trimmed.

  • Rock Springs Capital Management's largest Q2 2014 buy was Merck: 497,800 shares worth $27.5M.
  • Rock Springs Capital Management added most to Alexion Pharmaceuticals in Q2 2014, an estimated $5.88M increase.
  • Rock Springs Capital Management's biggest Q2 2014 reduction was AbbVie, cutting an estimated $4.46M.
  • Rock Springs Capital Management fully exited Johnson & Johnson in Q2 2014, selling an estimated $24.6M.
  • Rock Springs Capital Management's ten largest holdings make up 37% of its $558M portfolio in Q2 2014.
  • Rock Springs Capital Management opened 18 new positions and closed 15 in Q2 2014.
  • Rock Springs Capital Management's portfolio value rose 29% quarter-over-quarter to $558M.

Based on Rock Springs Capital Management's 13F filing for Q2 2014, filed 14 Aug 2014.