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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
+3.29%
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
$2.76B
AUM Growth
+$170M
Cap. Flow
+$156M
Cap. Flow %
5.64%
Top 10 Hldgs %
29.4%
Holding
140
New
9
Increased
43
Reduced
9
Closed
5

Top Buys

Rank Stock Value
1
BMY icon
Bristol-Myers Squibb
BMY
+$48.9M
2
ADPT icon
Adaptive Biotechnologies
ADPT
+$26.6M
3
PODD icon
Insulet
PODD
+$25.1M
4
CHRS icon
Coherus Oncology
CHRS
+$21M
5
NBIX icon
Neurocrine Biosciences
NBIX
+$14.7M

Top Sells

Rank Stock Value
1
WMGI
Wright Medical Group Inc
WMGI
+$29M
2
CVET
Covetrus, Inc. Common Stock
CVET
+$17.8M
3
GWPH
GW Pharmaceuticals Plc American Depositary Shares
GWPH
+$16.4M
4
IFRX icon
InflaRx
IFRX
+$8.5M
5
CMTA
Clementia Pharmaceuticals Inc.
CMTA
+$7.18M

Sector Composition

Rank Sector Weight
1 Healthcare 86.18%
2 Consumer Staples 0.39%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
KA
126
DELISTED
Kineta, Inc. Common Stock
KA
$390K 0.01%
2,857
– –
BCRX icon
127
BioCryst Pharmaceuticals
BCRX
$2.4B
– –
-700,000
Closed -$5.7M
IFRX icon
128
InflaRx
IFRX
$271M
– –
-225,000
Closed -$8.5M
SLDB icon
129
Solid Biosciences
SLDB
$900M
– –
-4,000
Closed -$552K
WMGI
130
DELISTED
Wright Medical Group Inc
WMGI
– –
-920,608
Closed -$29M
CMTA
131
DELISTED
Clementia Pharmaceuticals Inc.
CMTA
– –
-275,000
Closed -$7.18M
2 3 4 5
6

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PP
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GAM
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FACM
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Rock Springs Capital Management's Q2 2019 Portfolio in Review

As of Q2 2019, Rock Springs Capital Management held 140 positions worth $2.76B, up 6.6% from $2.59B the previous quarter. Its ten largest holdings account for 29% of the portfolio.

Rock Springs Capital Management deployed $156M of net new capital in Q2 2019, opening 9 new positions and adding to 43 existing holdings. Its largest new stake was Bristol-Myers Squibb: 1,050,000 shares worth $47.6M.

By sector, the portfolio is most concentrated in Healthcare at 86% of assets, up from 85% a quarter earlier, followed by Consumer Staples.

On the sell side, the largest reduction was Covetrus, Inc. Common Stock, an estimated $17.8M trimmed.

  • Rock Springs Capital Management's largest Q2 2019 buy was Bristol-Myers Squibb: 1,050,000 shares worth $47.6M.
  • Rock Springs Capital Management added most to Coherus Oncology in Q2 2019, an estimated $21M increase.
  • Rock Springs Capital Management's biggest Q2 2019 reduction was Covetrus, Inc. Common Stock, cutting an estimated $17.8M.
  • Rock Springs Capital Management fully exited Wright Medical Group Inc in Q2 2019, selling an estimated $29M.
  • Rock Springs Capital Management's ten largest holdings make up 29% of its $2.76B portfolio in Q2 2019.
  • Rock Springs Capital Management opened 9 new positions and closed 5 in Q2 2019.
  • Rock Springs Capital Management's portfolio value rose 6.6% quarter-over-quarter to $2.76B.

Based on Rock Springs Capital Management's 13F filing for Q2 2019, filed 14 Aug 2019.