Latest Rock Springs Capital Management LP Stock Portfolio
Rock Springs Capital Management LP Performance:
2024 Q3: 2.94%YTD: 1.22%2023: 0.59%
Performance for 2024 Q3 is 2.94%, and YTD is 1.22%, and 2023 is 0.59%.
About Rock Springs Capital Management LP and 13F Hedge Fund Stock Holdings
Rock Springs Capital Management LP is a hedge fund based in BALTIMORE, MD. On 31-Mar-2023, the fund reported that it had an AUM (Regulated Assets under Management) of $5.7 Billions. In it's latest 13F Holdings report, Rock Springs Capital Management LP reported an equity portfolio of $3.1 Billions as of 30 Sep, 2024.
The top stock holdings of Rock Springs Capital Management LP are UNH, ISRG, . The fund has invested 5.6% of it's portfolio in UNITEDHEALTH GROUP INC and 4.3% of portfolio in INTUITIVE SURGICAL INC.
The fund managers got completely rid off IDEXX LABS INC (IDXX), IMMUNOCORE HLDGS PLC (IMCR) and OLINK HLDG AB stocks. They significantly reduced their stock positions in ACCOLADE INC (ACCD), BLUEPRINT MEDICINES CORP (BPMC) and DYNAVAX TECHNOLOGIES CORP (DVAX). Rock Springs Capital Management LP opened new stock positions in SUMMIT THERAPEUTICS INC (SMMT), ZENAS BIOPHARMA INC and CYTOKINETICS INC (CYTK). The fund showed a lot of confidence in some stocks as they added substantially to NUVALENT INC (NUVL), ELI LILLY & CO (LLY) and WEST PHARMACEUTICAL SVSC INC (WST).
The top stock holdings of Rock Springs Capital Management LP are UNH, ISRG, . The fund has invested 5.6% of it's portfolio in UNITEDHEALTH GROUP INC and 4.3% of portfolio in INTUITIVE SURGICAL INC.
The fund managers got completely rid off IDEXX LABS INC (IDXX), IMMUNOCORE HLDGS PLC (IMCR) and OLINK HLDG AB stocks. They significantly reduced their stock positions in ACCOLADE INC (ACCD), BLUEPRINT MEDICINES CORP (BPMC) and DYNAVAX TECHNOLOGIES CORP (DVAX). Rock Springs Capital Management LP opened new stock positions in SUMMIT THERAPEUTICS INC (SMMT), ZENAS BIOPHARMA INC and CYTOKINETICS INC (CYTK). The fund showed a lot of confidence in some stocks as they added substantially to NUVALENT INC (NUVL), ELI LILLY & CO (LLY) and WEST PHARMACEUTICAL SVSC INC (WST).
Rock Springs Capital Management LP Annual Return Estimates Vs S&P 500
Our best estimate is that Rock Springs Capital Management LP made a return of 2.94% in the last quarter. In trailing 12 months, it's portfolio return was 9.24%.
New Buys
| Ticker | $ Bought |
|---|---|
| summit therapeutics inc | 22,776,000 |
| zenas biopharma inc | 14,867,000 |
| bicara therapeutics inc | 11,359,000 |
| cytokinetics inc | 10,882,500 |
| xencor inc | 8,064,370 |
| newamsterdam pharma company | 5,865,100 |
New stocks bought by Rock Springs Capital Management LP
Additions
| Ticker | % Inc. |
|---|---|
| nuvalent inc | 67.97 |
| eli lilly & co | 16.87 |
| west pharmaceutical svsc inc | 15.29 |
| jasper therapeutics inc | 13.54 |
| applied therapeutics inc | 12.31 |
| ascendis pharma a/s | 12.07 |
| cullinan therapeutics inc | 11.94 |
| neumora therapeutics inc. | 8.96 |
Additions to existing portfolio by Rock Springs Capital Management LP
Reductions
| Ticker | % Reduced |
|---|---|
| accolade inc | -93.00 |
| blueprint medicines corp | -68.75 |
| dynavax technologies corp | -53.2 |
| johnson & johnson | -52.94 |
| evolent health inc | -49.23 |
| pacira biosciences inc | -49.04 |
| krystal biotech inc | -47.09 |
| boston scientific corp | -43.73 |
Rock Springs Capital Management LP reduced stake in above stock
Sold off
| Ticker | $ Sold |
|---|---|
| travere therapeutics inc | -2,887,650 |
| fulcrum therapeutics inc | -4,511,570 |
| olink hldg ab | -12,740,000 |
| immunocore hldgs plc | -14,200,900 |
| mineralys therapeutics inc | -4,433,500 |
| idexx labs inc | -58,220,400 |
| charles riv labs intl inc | -12,446,400 |
Rock Springs Capital Management LP got rid off the above stocks
Sector Distribution
Rock Springs Capital Management LP has about 86.7% of it's holdings in Healthcare sector.
| Sector | % |
|---|---|
| Healthcare | 86.7 |
| Others | 11.3 |
| Consumer Defensive | 2 |
Market Cap. Distribution
Rock Springs Capital Management LP has about 35.8% of it's portfolio invested in the large-cap and mega-cap stocks.
| Category | % |
|---|---|
| MID-CAP | 36.6 |
| LARGE-CAP | 25.7 |
| UNALLOCATED | 12.9 |
| SMALL-CAP | 12.7 |
| MEGA-CAP | 10.1 |
| MICRO-CAP | 1.9 |
Stocks belong to which Index?
About 59.6% of the stocks held by Rock Springs Capital Management LP either belong to S&P 500 or RUSSELL 2000 index.
| Index | % |
|---|---|
| Others | 40.4 |
| RUSSELL 2000 | 36.4 |
| S&P 500 | 23.2 |
Rock Springs Capital Management LP Holdings Map
This heatmap illustrates the top 50 positions within the fund's portfolio.
Current Stock Holdings of Rock Springs Capital Management LP
Rock Springs Capital Management LP has 107 stocks in it's portfolio. About 34.4% of the portfolio is in top 10 stocks. BPMC proved to be the most loss making stock for the portfolio. EVH was the most profitable stock for Rock Springs Capital Management LP last quarter.
Last Reported on: 14 Nov, 2024| Ticker | Namesorted ascending | % Portfolio | Shares Held | $ Value | Type | % Change | Options | |
|---|---|---|---|---|---|---|---|---|
| ABOS | acumen pharmaceuticals inc | 0.19 | 2,300,060 | 5,704,150 | unchanged | 0.00 | ||
| ACCD | accolade inc | 0.02 | 160,217 | 616,835 | reduced | -93.00 | ||
| ACHC | acadia healthcare company in | 1.68 | 815,000 | 51,679,200 | reduced | -30.79 | ||
| ACRS | aclaris therapeutics inc | 0.10 | 2,753,500 | 3,166,520 | unchanged | 0.00 | ||
| ACRX | talphera inc | 0.01 | 316,460 | 271,080 | unchanged | 0.00 | ||
| ADAP | adaptimmune therapeutics plc | 0.07 | 2,425,470 | 2,305,160 | unchanged | 0.00 | ||
| AGIO | agios pharmaceuticals inc | 1.01 | 699,389 | 31,073,900 | reduced | -33.03 | ||
| AGL | agilon health inc | 1.16 | 9,096,800 | 35,750,400 | added | 2.21 | ||
| AKRO | akero therapeutics inc | 0.87 | 933,399 | 26,779,200 | reduced | -13.11 | ||
| ALGN | align technology inc | 0.95 | 114,500 | 29,119,600 | reduced | -10.2 | ||
| ALLK | allakos inc | 0.03 | 1,200,410 | 784,107 | unchanged | 0.00 | ||
| ALNY | alnylam pharmaceuticals inc | 2.24 | 250,000 | 68,757,500 | unchanged | 0.00 | ||
| APLS | apellis pharmaceuticals inc | 0.07 | 80,000 | 2,307,200 | reduced | -43.14 | ||
| APLT | applied therapeutics inc | 0.48 | 1,746,450 | 14,844,800 | added | 12.31 | ||
| AUPH | aurinia pharmaceuticals inc | 0.28 | 1,179,740 | 8,647,490 | unchanged | 0.00 | ||
| AUTL | autolus therapeutics plc | 0.12 | 1,032,990 | 3,749,750 | unchanged | 0.00 | ||
| AZTA | azenta inc | 0.84 | 532,500 | 25,794,300 | reduced | -23.49 | ||
| BCRX | biocryst pharmaceuticals inc | 0.90 | 3,622,360 | 27,529,900 | added | 0.09 | ||
| BEAM | beam therapeutics inc | 0.20 | 249,923 | 6,123,110 | unchanged | 0.00 | ||
| BMEA | biomea fusion inc | 0.06 | 181,147 | 1,829,580 | unchanged | 0.00 | ||