Rock Springs Capital Management LP - Q2 2023 holdings

$4.2 Billion is the total value of Rock Springs Capital Management LP's 123 reported holdings in Q2 2023. The portfolio turnover from Q1 2023 to Q2 2023 was 100.0% .

 Value Shares↓ Weighting
LPTX ExitLEAP THERAPEUTICS INC$0-4,655,186
-100.0%
-0.04%
ETNB Exit89BIO INCcall$0-164,500
-100.0%
-0.06%
VERV ExitVERVE THERAPEUTICS INC$0-558,837
-100.0%
-0.19%
AMYT ExitAMRYT PHARMA PLCsponsored ads$0-1,325,625
-100.0%
-0.46%
RXDX ExitPROMETHEUS BIOSCIENCES INC$0-1,031,550
-100.0%
-2.64%
Original filings

The following EDGAR filing(s) were analyzed to create this report:

  • View 13F-HR filed 2023-08-14
Signatures

The EDGAR filing(s) were signed by:

Top long-term holdings
NameQuarters ownedLatest quarter ownedMax weighting
INTUITIVE SURGICAL INC40Q3 20233.4%
NEUROCRINE BIOSCIENCES INC39Q3 20234.8%
PACIRA PHARMACEUTICALS INC39Q3 20232.6%
ULTRAGENYX PHARMACEUTICAL IN39Q3 20231.9%
ACADIA HEALTHCARE COMPANY IN38Q3 20234.4%
ASCENDIS PHARMA A/S35Q3 20231.3%
INVITAE CORP35Q3 20231.8%
BIOMARIN PHARMACEUTICAL INC35Q3 20231.3%
MACROGENICS INC35Q3 20230.5%
COLLEGIUM PHARMACEUTICAL INC34Q3 20232.1%

View Rock Springs Capital Management LP's complete holdings history.

Latest significant ownerships (13-D/G)
Rock Springs Capital Management LP Q2 2023 significant holdings filed using form 13D/G when ownership exceeds 5% of a company's total stock issue.
FiledShares Percentage
Aeglea BioTherapeutics, Inc.February 14, 20233,413,9065.6%
Compass Therapeutics, Inc.February 14, 20235,333,1884.2%
Mirum Pharmaceuticals, Inc.February 14, 20231,795,7334.9%
PhaseBio Pharmaceuticals IncSold outFebruary 14, 202300.0%
Sierra Oncology, Inc.Sold outFebruary 14, 202300.0%
ARDELYX, INC.Sold outFebruary 15, 202200.0%
CHIASMA, INCSold outFebruary 15, 202200.0%
FIVE PRIME THERAPEUTICS, INC.Sold outFebruary 15, 202200.0%
F-star Therapeutics, Inc.February 15, 2022751,8893.6%
Protara Therapeutics, Inc.Sold outFebruary 15, 202200.0%

View Rock Springs Capital Management LP's complete significant-ownership history.

Latest filings
TypeFiled
13F-HR2024-05-15
SC 13G2024-05-01
SC 13G/A2024-04-05
13F-HR2024-02-14
SC 13G/A2024-02-14
SC 13G/A2024-02-14
SC 13G/A2024-02-14
SC 13G/A2024-02-14
SC 13G/A2024-02-14
SC 13G/A2024-02-14

View Rock Springs Capital Management LP's complete filings history.

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