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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
-8.24%
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
$3.44B
AUM Growth
-$537M
Cap. Flow
+$101M
Cap. Flow %
2.93%
Top 10 Hldgs %
35%
Holding
141
New
7
Increased
68
Reduced
12
Closed
10

Top Buys

Rank Stock Value
1
ALGN icon
Align Technology
ALGN
+$42.4M
2
PEN icon
Penumbra
PEN
+$31.3M
3
XLV icon
State Street Health Care Select Sector SPDR ETF
XLV
+$26.2M
4
HUM icon
Humana
HUM
+$25.7M
5
MRTX
Mirati Therapeutics, Inc. Common Stock
MRTX
+$18.1M

Top Sells

Rank Stock Value
1
HCA icon
HCA Healthcare
HCA
+$94M
2
EHC icon
Encompass Health
EHC
+$35.7M
3
IRTC icon
iRhythm Holdings
IRTC
+$22M
4
XENT
Intersect ENT, Inc
XENT
+$15.4M
5
RIGL icon
Rigel Pharmaceuticals
RIGL
+$14.7M

Sector Composition

Rank Sector Weight
1 Healthcare 96.57%
2 Consumer Staples 0.96%
3 Industrials 0.47%
4 Financials 0.27%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CERE
26
DELISTED
Cerevel Therapeutics Holdings, Inc. Common Stock
CERE
$46.7M 1.36%
1,767,141
+43,800
+3% +$1.24M
SWAV
27
DELISTED
Shockwave Medical, Inc. Common Stock
SWAV
$46M 1.34%
240,500
-31,000
-11% -$5.47M
BAX icon
28
Baxter International
BAX
$14.4B
$45.1M 1.31%
701,600
-49,100
-7% -$3.56M
ZLAB icon
29
Zai Lab
ZLAB
$2.65B
$42.2M 1.23%
1,215,900
+10,000
+0.8% +$353K
ASND icon
30
Ascendis Pharma A/S
ASND
$16.8B
$39.6M 1.15%
425,500
+8,000
+2% +$754K
DXCM icon
31
DexCom
DXCM
$33.1B
$35.2M 1.03%
472,800
+56,800
+14% +$5.18M
CVET
32
DELISTED
Covetrus, Inc. Common Stock
CVET
$34.8M 1.01%
1,678,800
+3,800
+0.2% +$67.6K
XENE icon
33
Xenon Pharmaceuticals
XENE
$6.21B
$34.2M 0.99%
1,123,604
+281,106
+33% +$8.5M
NVRO
34
DELISTED
NEVRO CORP.
NVRO
$33.9M 0.99%
773,300
+51,800
+7% +$2.85M
WST icon
35
West Pharmaceutical
WST
$24.8B
$33.6M 0.98%
111,000
+41,750
+60% +$13.6M
MIRM icon
36
Mirum Pharmaceuticals
MIRM
$6.02B
$33.4M 0.97%
1,717,733
+51,525
+3% +$1.22M
FRPT icon
37
Freshpet
FRPT
$3.26B
$33.1M 0.96%
637,600
+45,100
+8% +$3.48M
PHR icon
38
Phreesia
PHR
$769M
$32.5M 0.94%
1,298,200
+348,200
+37% +$7.67M
SRPT icon
39
Sarepta Therapeutics
SRPT
$1.81B
$32.1M 0.93%
428,000
– –
IRTC icon
40
iRhythm Holdings
IRTC
$4.1B
$29.2M 0.85%
270,000
-166,000
-38% -$22M
XLV icon
41
State Street Health Care Select Sector SPDR ETF
XLV
$44B
$25.6M 0.75%
+200,000
New +$26.2M
NVAX icon
42
Novavax
NVAX
$1.3B
$24.4M 0.71%
475,100
+26,900
+6% +$1.39M
ABCM
43
DELISTED
Abcam PLC
ABCM
$23.4M 0.68%
1,620,500
+187,600
+13% +$2.9M
TVTX icon
44
Travere Therapeutics
TVTX
$5.74B
$23.1M 0.67%
951,650
– –
MDGL icon
45
Madrigal Pharmaceuticals
MDGL
$11.9B
$22.7M 0.66%
317,485
+43,985
+16% +$3.23M
EXAS
46
DELISTED
Exact Sciences
EXAS
$22.6M 0.66%
572,700
+2,700
+0.5% +$144K
BMRN icon
47
BioMarin Pharmaceuticals
BMRN
$13.3B
$21.9M 0.64%
264,500
– –
CNMD icon
48
CONMED
CNMD
$1.48B
$21.4M 0.62%
223,000
+20,500
+10% +$2.46M
DVAX
49
DELISTED
Dynavax Technologies
DVAX
$21.2M 0.62%
1,681,458
+90,564
+6% +$962K
TPTX
50
DELISTED
Turning Point Therapeutics, Inc. Common Stock
TPTX
$20.5M 0.6%
+271,787
New +$12.1M
1
2
3 4 5

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Rock Springs Capital Management's Q2 2022 Portfolio in Review

As of Q2 2022, Rock Springs Capital Management held 141 positions worth $3.44B, down 14% from $3.97B the previous quarter. Its ten largest holdings account for 35% of the portfolio.

Rock Springs Capital Management's Q2 2022 filing shows 7 new, 68 increased, 12 reduced and 10 closed positions. Its largest new stake was State Street Health Care Select Sector SPDR ETF: 200,000 shares worth $25.6M. The largest sale was HCA Healthcare, an estimated $94M.

By sector, the portfolio is most concentrated in Healthcare at 97% of assets, up from 95% a quarter earlier, followed by Consumer Staples and Industrials.

  • Rock Springs Capital Management's largest Q2 2022 buy was State Street Health Care Select Sector SPDR ETF: 200,000 shares worth $25.6M.
  • Rock Springs Capital Management added most to Align Technology in Q2 2022, an estimated $42.4M increase.
  • Rock Springs Capital Management's biggest Q2 2022 reduction was iRhythm Holdings, cutting an estimated $22M.
  • Rock Springs Capital Management fully exited HCA Healthcare in Q2 2022, selling an estimated $94M.
  • Rock Springs Capital Management's ten largest holdings make up 35% of its $3.44B portfolio in Q2 2022.
  • Rock Springs Capital Management opened 7 new positions and closed 10 in Q2 2022.
  • Rock Springs Capital Management's portfolio value fell 14% quarter-over-quarter to $3.44B.

Based on Rock Springs Capital Management's 13F filing for Q2 2022, filed 15 Aug 2022.