Rock Springs Capital Management LP Diversified Active

Location: Baltimore, MD

CIK: 0001595725 · Show all filings

Period: Q2 2021 (← Previous) (Next →)

Filing Date: Aug 16, 2021

Total Value: $5.06B (99.2% shares, 0.8% debt)

Holdings (156)

AGL AGILON HEALTH INC 5.6%
Value $284M Shares 6,999,023 Est. Cost $35.04 Unrealized 0.0%
ZLAB ZAI LAB LTD 3.5%
Value $179M Shares 1,014,000 Est. Cost $59.22 Unrealized
AGIO AGIOS PHARMACEUTICALS INC 2.8%
Value $142M Shares 2,574,308 Est. Cost $42.90 Unrealized +30.3%
HUM HUMANA INC 2.6%
Value $134M Shares 302,500 Est. Cost $338.61 Unrealized +23.5%
ALGN ALIGN TECHNOLOGY INC 2.3%
Value $115M Shares 187,750 Est. Cost $279.81 Unrealized +111.5%
IDXX IDEXX LABS INC 2.2%
Value $114M Shares 180,000 Est. Cost $292.33 Unrealized +88.9%
PODD INSULET CORP 2.2%
Value $112M Shares 408,750 Est. Cost $153.35 Unrealized +77.3%
ISRG INTUITIVE SURGICAL INC 2.2%
Value $110M Shares 120,000 Est. Cost $105.96 Unrealized +164.8%
NBIX NEUROCRINE BIOSCIENCES INC 2.0%
Value $98.78M Shares 1,015,000 Est. Cost $73.06 Unrealized +31.2%
NVAX NOVAVAX INC 1.9%
Value $96.6M Shares 455,000 Est. Cost $40.40 Unrealized +353.5%
UNH UNITEDHEALTH GROUP INC 1.9%
Value $96.11M Shares 240,000 Est. Cost $189.39 Unrealized +94.9%
ARGX ARGENX SE 1.9%
Value $94.84M Shares 315,000 Est. Cost $135.42 Unrealized
IMCR IMMUNOCORE HLDGS PLC 1.8%
Value $93.52M Shares 2,394,785 Est. Cost $42.42 Unrealized
HCA HCA HEALTHCARE INC 1.8%
Value $93.03M Shares 450,000 Est. Cost $96.26 Unrealized +103.4%
NEVRO CORP 1.7%
Value $88.03M Shares 531,000 Est. Cost $101.96 Unrealized
FRPT FRESHPET INC 1.6%
Value $82.54M Shares 506,500 Est. Cost $50.14 Unrealized +240.1%
INVITAE CORP 1.5%
Value $77.65M Shares 2,302,032 Est. Cost $23.41 Unrealized
BLUEPRINT MEDICINES CORP 1.4%
Value $71.15M Shares 808,860 Est. Cost $71.12 Unrealized
EXAS EXACT SCIENCES CORP 1.4%
Value $70.86M Shares 570,000 Est. Cost $56.53 Unrealized +111.1%
ONC BEIGENE LTD 1.4%
Value $68.64M Shares 200,000 Est. Cost $43.43 Unrealized
GRAPHITE BIO INC 1.3%
Value $66.12M Shares 2,151,738 Est. Cost $30.73 Unrealized
ACRS ACLARIS THERAPEUTICS INC 1.3%
Value $66.07M Shares 3,762,312 Est. Cost $10.66 Unrealized +113.0%
PCRX PACIRA BIOSCIENCES INC 1.2%
Value $62.2M Shares 1,025,000 Est. Cost $48.35 Unrealized +30.9%
EW EDWARDS LIFESCIENCES CORP 1.2%
Value $60.28M Shares 582,000 Est. Cost $59.31 Unrealized +58.9%
PHR PHREESIA INC 1.2%
Value $58.85M Shares 960,000 Est. Cost $30.94 Unrealized +68.3%
HORIZON THERAPEUTICS PUB L 1.2%
Value $58.52M Shares 625,000 Est. Cost $77.68 Unrealized
VERVE THERAPEUTICS INC 1.1%
Value $58.01M Shares 962,826 Est. Cost $60.25 Unrealized
EARGO INC 1.1%
Value $57.87M Shares 1,450,000 Est. Cost $42.79 Unrealized
TFX TELEFLEX INCORPORATED 1.0%
Value $52.23M Shares 130,000 Est. Cost $242.14 Unrealized +64.1%
MIRATI THERAPEUTICS INC 1.0%
Value $51.54M Shares 319,085 Est. Cost $73.57 Unrealized
ALNY ALNYLAM PHARMACEUTICALS INC 1.0%
Value $50.86M Shares 300,000 Est. Cost $85.91 Unrealized +70.5%
PRTA PROTHENA CORP PLC 1.0%
Value $48.84M Shares 950,091 Est. Cost $11.75 Unrealized +165.5%
ARVN ARVINAS INC 1.0%
Value $48.21M Shares 626,100 Est. Cost $32.84 Unrealized +111.4%
RARE ULTRAGENYX PHARMACEUTICAL IN 0.9%
Value $44.34M Shares 465,000 Est. Cost $56.77 Unrealized +83.5%
KARUNA THERAPEUTICS INC 0.9%
Value $44.07M Shares 386,618 Est. Cost $68.26 Unrealized
ACHC ACADIA HEALTHCARE COMPANY IN 0.9%
Value $43.92M Shares 700,000 Est. Cost $44.80 Unrealized +40.0%
HCAT HEALTH CATALYST INC 0.9%
Value $43.58M Shares 785,000 Est. Cost $33.94 Unrealized +57.0%
LFST LIFESTANCE HEALTH GROUP INC 0.8%
Value $41.79M Shares 1,500,000 Est. Cost $26.42 Unrealized 0.0%
SHOCKWAVE MED INC 0.8%
Value $41.74M Shares 220,000 Est. Cost $50.28 Unrealized
BRIGHT HEALTH GROUP INC 0.8%
Value $40.76M Shares 2,375,000 Est. Cost $17.16 Unrealized
PEN PENUMBRA INC 0.8%
Value $40.42M Shares 147,500 Est. Cost $55.16 Unrealized +394.7%
ARDX ARDELYX INC 0.8%
Value $39.79M Shares 5,248,829 Est. Cost $7.06 Unrealized +4.8%
SEAGEN INC 0.8%
Value $39.47M Shares 250,000 Est. Cost $175.14 Unrealized
BIIB BIOGEN INC 0.8%
Value $39.3M Shares 113,500 Est. Cost $299.45 Unrealized +1.2%
COVETRUS INC 0.8%
Value $39.28M Shares 1,455,000 Est. Cost $21.57 Unrealized
EHC ENCOMPASS HEALTH CORP 0.8%
Value $39.02M Shares 500,000 Est. Cost $45.98 Unrealized +37.9%
NVCR NOVOCURE LTD 0.8%
Value $38.82M Shares 175,000 Est. Cost $37.58 Unrealized +417.6%
MERSANA THERAPEUTICS INC 0.8%
Value $38.64M Shares 2,845,618 Est. Cost $16.37 Unrealized
ACCOLADE INC 0.7%
Value $36.12M Shares 665,000 Est. Cost $42.24 Unrealized
EVH EVOLENT HEALTH INC 0.7%
Value $35.88M Shares 1,699,043 Est. Cost $19.17 Unrealized +4.5%
BSX BOSTON SCIENTIFIC CORP 0.7%
Value $34.21M Shares 800,000 Est. Cost $35.85 Unrealized +17.4%
PPD INC 0.6%
Value $31.11M Shares 675,000 Est. Cost $23.83 Unrealized
ASND ASCENDIS PHARMA A/S 0.6%
Value $30.72M Shares 233,500 Est. Cost $29.70 Unrealized
KYMR KYMERA THERAPEUTICS INC 0.6%
Value $30.39M Shares 626,527 Est. Cost $30.53 Unrealized +42.2%
IRTC IRHYTHM TECHNOLOGIES INC 0.6%
Value $29.73M Shares 448,000 Est. Cost $55.70 Unrealized +42.3%
CGEM CULLINAN ONCOLOGY INC 0.5%
Value $27.7M Shares 1,075,912 Est. Cost $40.60 Unrealized -24.2%
ADPT ADAPTIVE BIOTECHNOLOGIES COR 0.5%
Value $26.56M Shares 650,000 Est. Cost $43.96 Unrealized -11.6%
MIRM MIRUM PHARMACEUTICALS INC 0.5%
Value $26.34M Shares 1,523,723 Est. Cost $12.91 Unrealized +38.8%
LUNG PULMONX CORP 0.5%
Value $26.14M Shares 592,500 Est. Cost $50.28 Unrealized -13.4%
ALLAKOS INC 0.5%
Value $26.1M Shares 305,706 Est. Cost $73.38 Unrealized
CEREVEL THERAPEUTICS HLDNG I 0.5%
Value $26.05M Shares 1,016,945 Est. Cost $16.68 Unrealized
MDGL MADRIGAL PHARMACEUTICALS INC 0.5%
Value $25.57M Shares 262,500 Est. Cost $41.45 Unrealized +185.6%
SRPT SAREPTA THERAPEUTICS INC 0.5%
Value $25.56M Shares 328,750 Est. Cost $54.43 Unrealized +39.3%
BOLT BIOTHERAPEUTICS INC 0.5%
Value $25.03M Shares 1,619,248 Est. Cost $32.26 Unrealized
EPIZYME INC 0.5%
Value $25.02M Shares 3,011,487 Est. Cost $13.58 Unrealized
GH GUARDANT HEALTH INC 0.5%
Value $24.84M Shares 200,000 Est. Cost $42.73 Unrealized +214.8%
ACAD ACADIA PHARMACEUTICALS INC 0.5%
Value $24.39M Shares 1,000,000 Est. Cost $41.60 Unrealized -45.7%
CNMD CONMED CORP 0.4%
Value $22.33M Shares 162,500 Est. Cost $109.65 Unrealized +19.9%
OAK STR HEALTH INC 0.4%
Value $21.96M Shares 375,000 Est. Cost $54.98 Unrealized
TVTX TRAVERE THERAPEUTICS INC 0.4%
Value $21.8M Shares 1,494,164 Est. Cost $24.60 Unrealized -19.8%
COLL COLLEGIUM PHARMACEUTICAL INC 0.4%
Value $21.75M Shares 920,000 Est. Cost $15.97 Unrealized +44.6%
BMRN BIOMARIN PHARMACEUTICAL INC 0.4%
Value $21.15M Shares 253,500 Est. Cost $85.83 Unrealized -7.6%
ABCAM PLC 0.4%
Value $20.9M Shares 1,097,500 Est. Cost $21.18 Unrealized
INTERSECT ENT INC 0.4%
Value $20.85M Shares 1,220,000 Est. Cost $22.46 Unrealized
RIGEL PHARMACEUTICALS INC 0.4%
Value $20.64M Shares 4,754,900 Est. Cost $2.87 Unrealized
SIERRA ONCOLOGY INC 0.4%
Value $19.83M Shares 1,018,658 Est. Cost $16.56 Unrealized
DXCM DEXCOM INC 0.4%
Value $19.47M Shares 45,600 Est. Cost $95.32 Unrealized +0.7%
INNV INNOVAGE HLDG CORP 0.4%
Value $19.23M Shares 902,500 Est. Cost $23.81 Unrealized -3.9%
TRANSLATE BIO INC 0.4%
Value $19.09M Shares 693,266 Est. Cost $13.54 Unrealized
AMARIN CORP PLC 0.4%
Value $18.92M Shares 4,320,000 Est. Cost $4.93 Unrealized
BMEA BIOMEA FUSION INC 0.4%
Value $18.19M Shares 1,165,582 Est. Cost $17.65 Unrealized 0.0%
SPRUCE BIOSCIENCES INC 0.4%
Value $17.99M Shares 1,605,001 Est. Cost $24.10 Unrealized
RCKT ROCKET PHARMACEUTICALS INC 0.4%
Value $17.86M Shares 403,270 Est. Cost $36.45 Unrealized +19.1%
KURA KURA ONCOLOGY INC 0.3%
Value $17.03M Shares 816,800 Est. Cost $32.93 Unrealized -24.6%
AVIR ATEA PHARMACEUTICALS INC 0.3%
Value $16.99M Shares 791,133 Est. Cost $32.23 Unrealized -6.8%
CYTOKINETICS INC 0.3%
Value $16.57M Shares 8,000,000 Est. Cost $1.32 Unrealized
DYNAVAX TECHNOLOGIES CORP 0.3%
Value $16.55M Shares 1,679,921 Est. Cost $6.81 Unrealized
RLAY RELAY THERAPEUTICS INC 0.3%
Value $16.48M Shares 450,258 Est. Cost $35.85 Unrealized -8.1%
NKTX NKARTA INC 0.3%
Value $15.78M Shares 497,948 Est. Cost $29.46 Unrealized -2.2%
CHIASMA INC 0.3%
Value $15.41M Shares 3,258,144 Est. Cost $6.85 Unrealized
PROMETHEUS BIOSCIENCES INC 0.3%
Value $14.64M Shares 596,096 Est. Cost $18.48 Unrealized
OLINK HLDG AB 0.3%
Value $14.63M Shares 425,000 Est. Cost $35.91 Unrealized
APPLIED THERAPEUTICS INC 0.3%
Value $14.58M Shares 701,680 Est. Cost $31.74 Unrealized
MREO MEREO BIOPHARMA GROUP PLC 0.3%
Value $14.4M Shares 4,542,769 Est. Cost $3.37 Unrealized
ESSA PHARMA INC 0.3%
Value $14.37M Shares 503,035 Est. Cost $29.05 Unrealized
INOZYME PHARMA INC 0.3%
Value $14.32M Shares 840,272 Est. Cost $26.15 Unrealized
ANAB ANAPTYSBIO INC 0.3%
Value $13.88M Shares 535,232 Est. Cost $28.24 Unrealized -15.1%
GAMIDA CELL LTD 0.3%
Value $13.51M Shares 2,107,000 Est. Cost $4.95 Unrealized
SPRO SPERO THERAPEUTICS INC 0.3%
Value $13.48M Shares 965,928 Est. Cost $11.82 Unrealized +18.2%
AKERO THERAPEUTICS INC 0.3%
Value $13.12M Shares 528,601 Est. Cost $24.66 Unrealized
LEGN LEGEND BIOTECH CORP 0.3%
Value $12.83M Shares 312,618 Est. Cost $38.05 Unrealized
GOSSAMER BIO INC 0.2%
Value $12.59M Shares 15,573,000 Est. Cost $1.01 Unrealized
MGNX MACROGENICS INC 0.2%
Value $12.24M Shares 455,816 Est. Cost $23.29 Unrealized +25.8%
RYTM RHYTHM PHARMACEUTICALS INC 0.2%
Value $11.87M Shares 606,280 Est. Cost $24.07 Unrealized -13.7%
GLPG GALAPAGOS NV 0.2%
Value $11.37M Shares 165,000 Est. Cost $55.87 Unrealized
PARATEK PHARMACEUTICALS INC 0.2%
Value $11.29M Shares 1,654,714 Est. Cost $6.16 Unrealized
AEGLEA BIOTHERAPEUTICS INC 0.2%
Value $10.98M Shares 1,577,296 Est. Cost $7.80 Unrealized
PRLD PRELUDE THERAPEUTICS INC 0.2%
Value $10.95M Shares 382,359 Est. Cost $30.10 Unrealized +18.3%
XENE XENON PHARMACEUTICALS INC 0.2%
Value $10.66M Shares 572,500 Est. Cost $14.47 Unrealized +27.4%
RENEO PHARMACEUTICALS INC 0.2%
Value $10.53M Shares 1,129,024 Est. Cost $9.33 Unrealized
CGEN COMPUGEN LTD 0.2%
Value $10.24M Shares 1,236,988 Est. Cost $6.10 Unrealized +33.0%
WST WEST PHARMACEUTICAL SVSC INC 0.2%
Value $10.23M Shares 28,500 Est. Cost $96.51 Unrealized +238.5%
AUPH AURINIA PHARMACEUTICALS INC 0.2%
Value $10.18M Shares 785,769 Est. Cost $14.49 Unrealized -12.1%
TBPH THERAVANCE BIOPHARMA INC 0.2%
Value $9.983M Shares 687,500 Est. Cost $21.11 Unrealized -11.1%
APLS APELLIS PHARMACEUTICALS INC 0.2%
Value $9.979M Shares 157,900 Est. Cost Unrealized
ORION ACQUISITION CORP 0.2%
Value $9.92M Shares 1,000,000 Est. Cost $10.00 Unrealized
FOLD AMICUS THERAPEUTICS INC 0.2%
Value $9.761M Shares 1,012,506 Est. Cost $11.49 Unrealized -15.0%
CHINOOK THERAPEUTICS INC 0.2%
Value $9.636M Shares 682,449 Est. Cost $15.84 Unrealized
STTK SHATTUCK LABS INC 0.2%
Value $9.088M Shares 313,499 Est. Cost $32.14 Unrealized -9.1%
F-STAR THERAPEUTICS INC 0.2%
Value $9.056M Shares 1,054,232 Est. Cost $8.59 Unrealized
DAWN DAY ONE BIOPHARMACEUTICALS I 0.2%
Value $8.51M Shares 373,739 Est. Cost $20.76 Unrealized 0.0%
NRIX NURIX THERAPEUTICS INC 0.2%
Value $8.366M Shares 315,350 Est. Cost $27.41 Unrealized +7.1%
CONSTELLATION PHARMCETICLS I 0.2%
Value $8.355M Shares 247,200 Est. Cost $37.53 Unrealized
FIBROGEN INC 0.2%
Value $8.327M Shares 312,687 Est. Cost $30.26 Unrealized
KINNATE BIOPHARMA INC 0.2%
Value $7.719M Shares 331,586 Est. Cost $39.52 Unrealized
ATHIRA PHARMA INC 0.2%
Value $7.662M Shares 748,202 Est. Cost $18.46 Unrealized
FUSION PHARMACEUTICALS INC 0.2%
Value $7.662M Shares 948,327 Est. Cost $17.41 Unrealized
PHASEBIO PHARMACEUTICALS INC 0.1%
Value $6.859M Shares 1,843,764 Est. Cost $5.35 Unrealized
TARA PROTARA THERAPEUTICS INC 0.1%
Value $6.755M Shares 693,542 Est. Cost $22.87 Unrealized -50.5%
DSGN DESIGN THERAPEUTICS INC 0.1%
Value $6.604M Shares 332,050 Est. Cost $31.06 Unrealized -18.7%
ADAPY ADAPTIMMUNE THERAPEUTICS PLC 0.1%
Value $6.582M Shares 1,545,000 Est. Cost $10.05 Unrealized
TRILLIUM THERAPEUTICS INC 0.1%
Value $6.096M Shares 628,500 Est. Cost $4.28 Unrealized
FATE FATE THERAPEUTICS INC 0.1%
Value $6.075M Shares 70,000 Est. Cost $95.82 Unrealized -15.9%
ATAI LIFE SCIENCES NV 0.1%
Value $5.828M Shares 315,028 Est. Cost $18.50 Unrealized
GRTX GALERA THERAPEUTICS INC 0.1%
Value $5.586M Shares 568,252 Est. Cost $12.01 Unrealized -32.3%
EDAP EDAP TMS S A 0.1%
Value $5.395M Shares 760,900 Est. Cost $7.09 Unrealized
ACELRX PHARMACEUTICALS INC 0.1%
Value $5.228M Shares 3,788,757 Est. Cost $1.42 Unrealized
ATRECA INC 0.1%
Value $3.918M Shares 459,830 Est. Cost $13.90 Unrealized
TEMPEST THERAPEUTICS INC 0.1%
Value $3.468M Shares 310,161 Est. Cost $11.18 Unrealized
BCLS ACQUISITION CORP 0.1%
Value $3.254M Shares 309,000 Est. Cost $11.14 Unrealized
POSEIDA THERAPEUTICS INC 0.1%
Value $2.903M Shares 289,754 Est. Cost $8.87 Unrealized
RETROPHIN INC 0.1%
Value $2.765M Shares 3,250,000 Est. Cost $0.79 Unrealized
NUVB NUVATION BIO INC 0.0%
Value $2.248M Shares 241,485 Est. Cost $11.18 Unrealized +2.0%
EUCRATES BIOMEDICAL ACQU COR 0.0%
Value $2.101M Shares 206,000 Est. Cost $10.66 Unrealized
FS DEVELOPMENT CORP II 0.0%
Value $2.089M Shares 209,332 Est. Cost $9.96 Unrealized
TURMERIC ACQUISITION CORP 0.0%
Value $2.072M Shares 206,000 Est. Cost $10.27 Unrealized
JIYA ACQUISITION CORP 0.0%
Value $2.05M Shares 206,200 Est. Cost $10.30 Unrealized
POPULATION HEALTH INVS CO IN 0.0%
Value $2.041M Shares 201,044 Est. Cost $10.45 Unrealized
MLTX HELIX ACQUISITION CORP 0.0%
Value $1.599M Shares 154,500 Est. Cost $11.37 Unrealized
THERAVANCE BIOPHARMA INC 0.0%
Value $1.429M Shares 1,500,000 Est. Cost $1.14 Unrealized
RADIUS HEALTH INC 0.0%
Value $1.393M Shares 1,500,000 Est. Cost $1.01 Unrealized
NEUROCRINE BIOSCIENCES INC 0.0%
Value $1.347M Shares 1,000,000 Est. Cost $1.45 Unrealized
PACIRA BIOSCIENCES INC 0.0%
Value $1.094M Shares 1,000,000 Est. Cost $0.91 Unrealized
NEVRO CORP 0.0%
Value $866K Shares 500,000 Est. Cost $1.37 Unrealized
NUVATION BIO INC 0.0%
Value $348K Shares 134,028 Est. Cost $2.67 Unrealized
AERPIO PHARMACEUTICALS INC 0.0%
Value $225K Shares 133,375 Est. Cost $1.69 Unrealized