Rock Springs Capital Management LP Diversified Active

Location: Baltimore, MD

CIK: 0001595725 · Show all filings

Period: Q2 2022 (← Previous) (Next →)

Filing Date: Aug 15, 2022

Total Value: $3.436B (99.6% shares, 0.4% debt)

Holdings (131)

HUM HUMANA INC 5.8%
Value $200M Shares 426,358 Est. Cost $361.45 Unrealized +18.6%
AGL AGILON HEALTH INC 4.9%
Value $168M Shares 7,681,000 Est. Cost $34.17 Unrealized -40.8%
UNH UNITEDHEALTH GROUP INC 4.0%
Value $138M Shares 268,500 Est. Cost $219.29 Unrealized +114.8%
ARGX ARGENX SE 3.9%
Value $133M Shares 350,000 Est. Cost $153.41 Unrealized
NBIX NEUROCRINE BIOSCIENCES INC 3.2%
Value $109M Shares 1,122,500 Est. Cost $74.96 Unrealized +23.1%
PODD INSULET CORP 3.2%
Value $109M Shares 502,000 Est. Cost $174.33 Unrealized +30.4%
IMCR IMMUNOCORE HLDGS PLC 2.9%
Value $99.68M Shares 2,671,652 Est. Cost $41.63 Unrealized
EVH EVOLENT HEALTH INC 2.4%
Value $84.08M Shares 2,738,000 Est. Cost $22.23 Unrealized +31.1%
ALGN ALIGN TECHNOLOGY INC 2.4%
Value $83.9M Shares 354,500 Est. Cost $313.91 Unrealized -2.1%
IDXX IDEXX LABS INC 2.3%
Value $78.48M Shares 223,750 Est. Cost $335.38 Unrealized +21.6%
RARE ULTRAGENYX PHARMACEUTICAL IN 1.9%
Value $65.21M Shares 1,093,030 Est. Cost $70.94 Unrealized -13.3%
AGIO AGIOS PHARMACEUTICALS INC 1.9%
Value $64.92M Shares 2,928,458 Est. Cost $41.00 Unrealized -44.9%
SIERRA ONCOLOGY INC 1.9%
Value $64.6M Shares 1,174,786 Est. Cost $17.77 Unrealized
ISRG INTUITIVE SURGICAL INC 1.7%
Value $59.91M Shares 298,500 Est. Cost $264.69 Unrealized -11.4%
HORIZON THERAPEUTICS PUB L 1.7%
Value $59.5M Shares 746,000 Est. Cost $82.74 Unrealized
PCRX PACIRA BIOSCIENCES INC 1.7%
Value $59.32M Shares 1,017,500 Est. Cost $48.65 Unrealized +34.6%
EW EDWARDS LIFESCIENCES CORP 1.7%
Value $57.24M Shares 602,000 Est. Cost $60.60 Unrealized +70.8%
MIRATI THERAPEUTICS INC 1.7%
Value $56.72M Shares 844,977 Est. Cost $82.06 Unrealized
KARUNA THERAPEUTICS INC 1.6%
Value $55.9M Shares 441,893 Est. Cost $75.86 Unrealized
ACRS ACLARIS THERAPEUTICS INC 1.6%
Value $54.82M Shares 3,927,149 Est. Cost $10.84 Unrealized +29.3%
ACHC ACADIA HEALTHCARE COMPANY IN 1.5%
Value $50.96M Shares 753,500 Est. Cost $45.81 Unrealized +52.3%
PEN PENUMBRA INC 1.5%
Value $49.99M Shares 401,500 Est. Cost $129.25 Unrealized +22.8%
BLUEPRINT MEDICINES CORP 1.4%
Value $49.46M Shares 979,174 Est. Cost $71.50 Unrealized
ALNY ALNYLAM PHARMACEUTICALS INC 1.4%
Value $48.49M Shares 332,500 Est. Cost $95.74 Unrealized +48.2%
SEAGEN INC 1.4%
Value $48.13M Shares 272,000 Est. Cost $173.02 Unrealized
CEREVEL THERAPEUTICS HLDNG I 1.4%
Value $46.72M Shares 1,767,141 Est. Cost $22.36 Unrealized
SHOCKWAVE MED INC 1.3%
Value $45.98M Shares 240,500 Est. Cost $79.81 Unrealized
BAX BAXTER INTL INC 1.3%
Value $45.06M Shares 701,600 Est. Cost $72.28 Unrealized -8.1%
ZLAB ZAI LAB LTD 1.2%
Value $42.17M Shares 1,215,900 Est. Cost $61.65 Unrealized
ASND ASCENDIS PHARMA A/S 1.2%
Value $39.55M Shares 425,500 Est. Cost $85.24 Unrealized
DXCM DEXCOM INC 1.0%
Value $35.24M Shares 472,800 Est. Cost $94.67 Unrealized -3.6%
COVETRUS INC 1.0%
Value $34.84M Shares 1,678,800 Est. Cost $21.18 Unrealized
XENE XENON PHARMACEUTICALS INC 1.0%
Value $34.18M Shares 1,123,604 Est. Cost $22.01 Unrealized +37.4%
NEVRO CORP 1.0%
Value $33.89M Shares 773,300 Est. Cost $97.62 Unrealized
WST WEST PHARMACEUTICAL SVSC INC 1.0%
Value $33.56M Shares 111,000 Est. Cost $294.05 Unrealized +9.6%
MIRM MIRUM PHARMACEUTICALS INC 1.0%
Value $33.43M Shares 1,717,733 Est. Cost $13.79 Unrealized +71.1%
FRPT FRESHPET INC 1.0%
Value $33.09M Shares 637,600 Est. Cost $62.04 Unrealized +24.3%
PHR PHREESIA INC 0.9%
Value $32.47M Shares 1,298,200 Est. Cost $28.73 Unrealized -23.3%
SRPT SAREPTA THERAPEUTICS INC 0.9%
Value $32.08M Shares 428,000 Est. Cost $60.98 Unrealized +20.6%
IRTC IRHYTHM TECHNOLOGIES INC 0.8%
Value $29.17M Shares 270,000 Est. Cost $55.70 Unrealized +137.8%
XLV SELECT SECTOR SPDR TR 0.7%
Value $25.65M Shares 200,000 Est. Cost $128.24 Unrealized
NVAX NOVAVAX INC 0.7%
Value $24.43M Shares 475,100 Est. Cost $43.43 Unrealized +19.1%
ABCAM PLC 0.7%
Value $23.43M Shares 1,620,500 Est. Cost $20.21 Unrealized
TVTX TRAVERE THERAPEUTICS INC 0.7%
Value $23.06M Shares 951,650 Est. Cost $24.60 Unrealized +2.2%
MDGL MADRIGAL PHARMACEUTICALS INC 0.7%
Value $22.73M Shares 317,485 Est. Cost $47.33 Unrealized +55.3%
EXAS EXACT SCIENCES CORP 0.7%
Value $22.56M Shares 572,700 Est. Cost $56.53 Unrealized -5.4%
BMRN BIOMARIN PHARMACEUTICAL INC 0.6%
Value $21.92M Shares 264,500 Est. Cost $85.70 Unrealized -7.1%
CNMD CONMED CORP 0.6%
Value $21.35M Shares 223,000 Est. Cost $115.02 Unrealized +0.8%
DYNAVAX TECHNOLOGIES CORP 0.6%
Value $21.17M Shares 1,681,458 Est. Cost $7.76 Unrealized
TURNING POINT THERAPEUTICS I 0.6%
Value $20.45M Shares 271,787 Est. Cost $75.25 Unrealized
LEGN LEGEND BIOTECH CORP 0.6%
Value $19.56M Shares 355,567 Est. Cost $39.86 Unrealized
CINCOR PHARMA INC 0.6%
Value $19.24M Shares 1,021,159 Est. Cost $17.54 Unrealized
MERSANA THERAPEUTICS INC 0.5%
Value $18.83M Shares 4,075,958 Est. Cost $13.04 Unrealized
AMLX AMYLYX PHARMACEUTICALS INC 0.5%
Value $18.76M Shares 974,107 Est. Cost $22.45 Unrealized -47.1%
OLINK HLDG AB 0.5%
Value $18.72M Shares 1,231,800 Est. Cost $23.90 Unrealized
PRTA PROTHENA CORP PLC 0.5%
Value $18.42M Shares 678,462 Est. Cost $12.70 Unrealized +130.3%
PROMETHEUS BIOSCIENCES INC 0.5%
Value $18.19M Shares 644,507 Est. Cost $19.18 Unrealized
ACCOLADE INC 0.5%
Value $16.28M Shares 2,200,000 Est. Cost $25.79 Unrealized
CYTK CYTOKINETICS INC 0.5%
Value $15.72M Shares 400,000 Est. Cost $40.26 Unrealized 0.0%
BCRX BIOCRYST PHARMACEUTICALS INC 0.4%
Value $15.46M Shares 1,461,091 Est. Cost $10.32 Unrealized 0.0%
KYMR KYMERA THERAPEUTICS INC 0.4%
Value $15.28M Shares 775,879 Est. Cost $34.64 Unrealized -32.6%
WRBY WARBY PARKER INC 0.4%
Value $14.34M Shares 1,273,500 Est. Cost $42.16 Unrealized -52.3%
AURA AURA BIOSCIENCES INC 0.4%
Value $14.29M Shares 1,008,814 Est. Cost $17.87 Unrealized -7.4%
CMPX COMPASS THERAPEUTICS INC 0.4%
Value $14.12M Shares 5,328,088 Est. Cost $3.29 Unrealized -34.0%
HCAT HEALTH CATALYST INC 0.4%
Value $13.7M Shares 945,400 Est. Cost $34.41 Unrealized -50.5%
BMEA BIOMEA FUSION INC 0.4%
Value $13.01M Shares 1,085,740 Est. Cost $17.65 Unrealized -66.8%
COLL COLLEGIUM PHARMACEUTICAL INC 0.4%
Value $12.85M Shares 725,000 Est. Cost $15.97 Unrealized +5.3%
INOZYME PHARMA INC 0.4%
Value $12.59M Shares 2,640,056 Est. Cost $11.53 Unrealized
NVCR NOVOCURE LTD 0.4%
Value $12.16M Shares 175,000 Est. Cost $37.58 Unrealized +100.4%
ARVN ARVINAS INC 0.3%
Value $11.79M Shares 280,100 Est. Cost $32.84 Unrealized +52.8%
AZTA AZENTA INC 0.3%
Value $11.68M Shares 162,000 Est. Cost $74.74 Unrealized 0.0%
ANAB ANAPTYSBIO INC 0.3%
Value $11.62M Shares 572,300 Est. Cost $28.23 Unrealized -21.5%
LFST LIFESTANCE HEALTH GROUP INC 0.3%
Value $11.12M Shares 2,000,000 Est. Cost $23.27 Unrealized -67.1%
EPIZYME INC 0.3%
Value $11M Shares 7,485,543 Est. Cost $6.51 Unrealized
FOLD AMICUS THERAPEUTICS INC 0.3%
Value $10.87M Shares 1,012,506 Est. Cost $11.49 Unrealized -28.3%
RLAY RELAY THERAPEUTICS INC 0.3%
Value $10.36M Shares 618,267 Est. Cost $34.51 Unrealized -37.9%
LUNG PULMONX CORP 0.3%
Value $10.34M Shares 702,400 Est. Cost $48.60 Unrealized -57.6%
IMTX IMMATICS N.V 0.3%
Value $9.825M Shares 1,127,970 Est. Cost $7.91 Unrealized 0.0%
ORION ACQUISITION CORP 0.3%
Value $9.81M Shares 1,000,000 Est. Cost $10.00 Unrealized
AMRYT PHARMA PLC 0.3%
Value $9.175M Shares 1,312,625 Est. Cost $12.05 Unrealized
CLDX CELLDEX THERAPEUTICS INC NEW 0.3%
Value $9.044M Shares 335,477 Est. Cost $29.89 Unrealized -2.8%
CHINOOK THERAPEUTICS INC 0.3%
Value $8.876M Shares 507,512 Est. Cost $15.86 Unrealized
INVITAE CORP 0.2%
Value $8.527M Shares 3,494,721 Est. Cost $20.06 Unrealized
AUPH AURINIA PHARMACEUTICALS INC 0.2%
Value $8.192M Shares 815,126 Est. Cost $14.68 Unrealized -23.9%
GH GUARDANT HEALTH INC 0.2%
Value $8.068M Shares 200,000 Est. Cost $42.73 Unrealized +16.0%
KINNATE BIOPHARMA INC 0.2%
Value $7.798M Shares 618,384 Est. Cost $27.15 Unrealized
VERVE THERAPEUTICS INC 0.2%
Value $7.702M Shares 504,037 Est. Cost $60.25 Unrealized
NKTX NKARTA INC 0.2%
Value $7.593M Shares 616,277 Est. Cost $26.66 Unrealized -50.8%
GOSSAMER BIO INC 0.2%
Value $7.156M Shares 9,573,000 Est. Cost $1.01 Unrealized
MREO MEREO BIOPHARMA GROUP PLC 0.2%
Value $6.978M Shares 6,230,275 Est. Cost $2.88 Unrealized
DSGN DESIGN THERAPEUTICS INC 0.2%
Value $6.445M Shares 460,391 Est. Cost $26.33 Unrealized -48.7%
AKERO THERAPEUTICS INC 0.2%
Value $6.421M Shares 679,514 Est. Cost $22.70 Unrealized
EDAP EDAP TMS S A 0.2%
Value $6.188M Shares 910,000 Est. Cost $7.07 Unrealized
RYTM RHYTHM PHARMACEUTICALS INC 0.2%
Value $5.824M Shares 1,403,298 Est. Cost $15.08 Unrealized -63.7%
F-STAR THERAPEUTICS INC 0.1%
Value $4.707M Shares 751,889 Est. Cost $8.59 Unrealized
EQRX INC 0.1%
Value $4.69M Shares 1,000,000 Est. Cost $4.13 Unrealized
ICOSAVAX INC 0.1%
Value $4.364M Shares 761,557 Est. Cost $28.82 Unrealized
BEAM BEAM THERAPEUTICS INC 0.1%
Value $4.313M Shares 111,430 Est. Cost $39.75 Unrealized 0.0%
LEAP THERAPEUTICS INC 0.1%
Value $4.201M Shares 3,652,947 Est. Cost $3.92 Unrealized
ADAPY ADAPTIMMUNE THERAPEUTICS PLC 0.1%
Value $4.008M Shares 2,357,544 Est. Cost $8.15 Unrealized
XLO XILIO THERAPEUTICS INC 0.1%
Value $3.98M Shares 1,362,878 Est. Cost $15.36 Unrealized -75.4%
GAMIDA CELL LTD 0.1%
Value $3.85M Shares 2,175,000 Est. Cost $4.94 Unrealized
PARATEK PHARMACEUTICALS INC 0.1%
Value $3.347M Shares 1,734,037 Est. Cost $6.08 Unrealized
TRAVERE THERAPEUTICS INC 0.1%
Value $3.221M Shares 3,250,000 Est. Cost $0.79 Unrealized
BCLS ACQUISITION CORP 0.1%
Value $3.059M Shares 309,000 Est. Cost $11.14 Unrealized
RENEO PHARMACEUTICALS INC 0.1%
Value $3.029M Shares 1,143,185 Est. Cost $9.31 Unrealized
SPRUCE BIOSCIENCES INC 0.1%
Value $2.823M Shares 1,622,689 Est. Cost $24.10 Unrealized
MGNX MACROGENICS INC 0.1%
Value $2.816M Shares 954,728 Est. Cost $21.05 Unrealized -75.0%
FATE FATE THERAPEUTICS INC 0.1%
Value $2.726M Shares 110,000 Est. Cost $89.50 Unrealized -69.2%
THESEUS PHARMACEUTICALS INC 0.1%
Value $2.418M Shares 437,329 Est. Cost $12.68 Unrealized
CGEN COMPUGEN LTD 0.1%
Value $2.386M Shares 1,289,990 Est. Cost $6.12 Unrealized -64.8%
JIYA ACQUISITION CORP 0.1%
Value $2.037M Shares 206,200 Est. Cost $10.30 Unrealized
FUSION PHARMACEUTICALS INC 0.1%
Value $2.017M Shares 809,854 Est. Cost $17.41 Unrealized
PRLD PRELUDE THERAPEUTICS INC 0.1%
Value $1.926M Shares 368,959 Est. Cost $29.85 Unrealized -83.0%
FULC FULCRUM THERAPEUTICS INC 0.1%
Value $1.884M Shares 384,590 Est. Cost $18.95 Unrealized -48.4%
TEMPEST THERAPEUTICS INC 0.1%
Value $1.771M Shares 823,654 Est. Cost $7.50 Unrealized
PHASEBIO PHARMACEUTICALS INC 0.0%
Value $1.665M Shares 2,774,869 Est. Cost $4.30 Unrealized
ESSA PHARMA INC 0.0%
Value $1.654M Shares 524,944 Est. Cost $28.44 Unrealized
AEGLEA BIOTHERAPEUTICS INC 0.0%
Value $1.552M Shares 3,072,034 Est. Cost $4.39 Unrealized
ACELRX PHARMACEUTICALS INC 0.0%
Value $1.546M Shares 6,329,202 Est. Cost $1.08 Unrealized
RADIUS HEALTH INC 0.0%
Value $1.473M Shares 1,500,000 Est. Cost $1.01 Unrealized
THERAVANCE BIOPHARMA INC 0.0%
Value $1.381M Shares 1,500,000 Est. Cost $1.14 Unrealized
NEUROCRINE BIOSCIENCES INC 0.0%
Value $1.328M Shares 1,000,000 Est. Cost $1.45 Unrealized
VIGIL NEUROSCIENCE INC 0.0%
Value $1.218M Shares 471,958 Est. Cost $7.03 Unrealized
VINCERX PHARMA INC 0.0%
Value $1.075M Shares 814,194 Est. Cost $16.10 Unrealized
IMARA INC 0.0%
Value $1.028M Shares 842,402 Est. Cost $4.05 Unrealized
ATRECA INC 0.0%
Value $828K Shares 462,530 Est. Cost $13.90 Unrealized
APPLIED THERAPEUTICS INC 0.0%
Value $665K Shares 701,680 Est. Cost $31.74 Unrealized
SPRO SPERO THERAPEUTICS INC 0.0%
Value $571K Shares 770,710 Est. Cost $11.75 Unrealized -75.2%
NEVRO CORP 0.0%
Value $466K Shares 500,000 Est. Cost $1.37 Unrealized
NUVATION BIO INC 0.0%
Value $38,000 Shares 134,028 Est. Cost $2.67 Unrealized