Rock Springs Capital Management LP Portfolio Holdings

Rock Springs Capital Management LP

  • $1.67 Billion
  • Q1 2025

Rock Springs Capital Management LP has filed its 13F form on May 15, 2025 for Q1 2025 where it was disclosed a total value porftolio of $1.67 Billion distributed in 96 stocks.

Among their holdings, we can observe that their the top five positions include companies like: Argenx Se with a value of $104M, Eli Lilly & CO with a value of $93.7M, Blueprint Medicines Corp with a value of $89.2M, Madrigal Pharmaceuticals, Inc. with a value of $55.2M, and Unitedhealth Group Inc with a value of $52.6M.

Examining the 13F form we can see an decrease of $833M in the current position value, from $2.51B to 1.67B.

Rock Springs Capital Management LP is based out at Baltimore, MD

Below you can find more details about Rock Springs Capital Management LP portfolio as well as his latest detailed transactions.

Portfolio value $1.67 Billion
Healthcare: $1.67 Billion

Stock Holdings Table Market Cap. of $300 Millions to $2 Billions

Stock Market Cap. Holding Value (Reported) # of Shares. Last Trade Trade History
$1.36B
$52.3 Million 3.13% of portfolio
2,921,196
Q1 2025 Reduced 41.27%
$1.66B
$42.9 Million 2.56% of portfolio
951,765
Q1 2025 Reduced 35.32%
$1.84B
$41.3 Million 2.47% of portfolio
980,751
Q1 2025 Added 9.88%
$1.84B
$31.3 Million 1.87% of portfolio
931,681
Q1 2025 Reduced 25.58%
$1.01B
$30.1 Million 1.8% of portfolio
6,950,000
Q1 2025 Reduced 6.88%
$1.35B
$29.4 Million 1.75% of portfolio
1,148,336
Q1 2025 Reduced 43.71%
$1.83B
$27.2 Million 1.63% of portfolio
672,759
Q1 2025 Reduced 28.92%
$856M
$25.5 Million 1.53% of portfolio
2,695,700
Q1 2025 Added 30.86%
$1.56B
$24.5 Million 1.46% of portfolio
761,541
Q1 2025 Added 6.24%
$1.64B
$21.7 Million 1.3% of portfolio
794,437
Q1 2025 Reduced 23.18%
$1.19B
$18.2 Million 1.09% of portfolio
354,376
Q1 2025 Added 219.58%
$1.67B
$15.6 Million 0.93% of portfolio
1,909,362
Q1 2025 Reduced 26.55%
$1.68B
$15.2 Million 0.91% of portfolio
835,000
Q1 2025 Reduced 9.24%
$940M
$14.7 Million 0.88% of portfolio
812,653
Q1 2025 Reduced 33.51%
$574M
$12.5 Million 0.75% of portfolio
520,796
Q1 2025 Added 6.75%
$1.55B
$10 Million 0.6% of portfolio
342,180
Q1 2025 Reduced 27.36%
$606M
$7.88 Million 0.47% of portfolio
1,604,975
Q1 2025 Added 9.66%
$364M
$6.14 Million 0.37% of portfolio
844,441
Q1 2025 Added 52.77%
$337M
$6.1 Million 0.36% of portfolio
492,601
Q1 2025 Reduced 23.58%
$605M
$5.49 Million 0.33% of portfolio
524,499
Q1 2025 Added 10.53%
$969M
$5.52 Million 0.33% of portfolio
204,466
Q4 2024 New
$330M
$4.88 Million 0.29% of portfolio
644,633
Q1 2025 Reduced 13.14%
$492M
$4.17 Million 0.25% of portfolio
650,000
Q3 2024 Reduced 3.7%
$1.26B
$2.93 Million 0.18% of portfolio
150,020
Q1 2025 Reduced 40.52%
$1.33B
$2.71 Million 0.16% of portfolio
267,500
Q1 2025 Added 33.75%
$1.8B
$1.75 Million 0.1% of portfolio
80,000
Q3 2024 Reduced 43.14%
$1.9B
$1.67 Million 0.1% of portfolio
222,011
Q1 2025 Reduced 91.71%

Summary

  • Portfolio
  • No. of Stocks 96
  • Current Value $1.67 Billion
  • Prior Value $2.51 Billion
  • Filing
  • Period Q1 2025
  • Filing Date May 15, 2025
  • Form Type 13F-HR
  • Activity in Q1 2025
  • New Purchases 6 stocks
  • Additional Purchases 25 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 47 stocks
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