Rock Springs Capital Management LP Diversified Active

Location: Baltimore, MD

CIK: 0001595725 · Show all filings

Period: Q3 2022 (← Previous) (Next →)

Filing Date: Nov 14, 2022

Total Value: $3.872B (99.6% shares, 0.4% debt)

Holdings (128)

HUM HUMANA INC 5.3%
Value $207M Shares 426,500 Est. Cost $361.45 Unrealized +29.8%
AGL AGILON HEALTH INC 4.7%
Value $181M Shares 7,747,500 Est. Cost $34.17 Unrealized -29.9%
IMCR IMMUNOCORE HLDGS PLC 4.2%
Value $164M Shares 3,493,743 Est. Cost $42.88 Unrealized
UNH UNITEDHEALTH GROUP INC 3.5%
Value $136M Shares 269,500 Est. Cost $219.29 Unrealized +125.8%
ARGX ARGENX SE 3.2%
Value $124M Shares 350,000 Est. Cost $153.41 Unrealized
NBIX NEUROCRINE BIOSCIENCES INC 3.1%
Value $119M Shares 1,122,500 Est. Cost $74.96 Unrealized +35.4%
PODD INSULET CORP 3.1%
Value $119M Shares 518,500 Est. Cost $176.76 Unrealized +41.7%
EVH EVOLENT HEALTH INC 3.0%
Value $117M Shares 3,262,500 Est. Cost $24.32 Unrealized +44.9%
BLUEPRINT MEDICINES CORP 2.6%
Value $101M Shares 1,538,195 Est. Cost $69.46 Unrealized
KARUNA THERAPEUTICS INC 2.4%
Value $93.07M Shares 413,762 Est. Cost $75.86 Unrealized
PEN PENUMBRA INC 2.3%
Value $90.25M Shares 476,000 Est. Cost $134.13 Unrealized +19.6%
AGIO AGIOS PHARMACEUTICALS INC 2.2%
Value $86.48M Shares 3,057,869 Est. Cost $40.40 Unrealized -33.6%
IDXX IDEXX LABS INC 1.9%
Value $73.08M Shares 224,315 Est. Cost $335.38 Unrealized +9.5%
ALGN ALIGN TECHNOLOGY INC 1.8%
Value $71.25M Shares 344,000 Est. Cost $313.91 Unrealized -18.0%
CEREVEL THERAPEUTICS HLDNG I 1.8%
Value $70.63M Shares 2,499,148 Est. Cost $24.09 Unrealized
ALNY ALNYLAM PHARMACEUTICALS INC 1.7%
Value $66.55M Shares 332,500 Est. Cost $95.74 Unrealized +99.2%
ACHC ACADIA HEALTHCARE COMPANY IN 1.7%
Value $66.06M Shares 845,000 Est. Cost $49.50 Unrealized +61.5%
ACRS ACLARIS THERAPEUTICS INC 1.6%
Value $62.35M Shares 3,961,249 Est. Cost $10.84 Unrealized +45.4%
MIRATI THERAPEUTICS INC 1.6%
Value $60.54M Shares 866,776 Est. Cost $81.75 Unrealized
ISRG INTUITIVE SURGICAL INC 1.4%
Value $55.95M Shares 298,500 Est. Cost $264.69 Unrealized -18.9%
PCRX PACIRA BIOSCIENCES INC 1.4%
Value $54.12M Shares 1,017,500 Est. Cost $48.65 Unrealized +14.3%
EW EDWARDS LIFESCIENCES CORP 1.3%
Value $52.14M Shares 631,000 Est. Cost $62.24 Unrealized +54.6%
SHOCKWAVE MED INC 1.3%
Value $50.08M Shares 180,100 Est. Cost $79.81 Unrealized
RARE ULTRAGENYX PHARMACEUTICAL IN 1.3%
Value $49.2M Shares 1,187,992 Est. Cost $69.38 Unrealized -25.9%
SRPT SAREPTA THERAPEUTICS INC 1.2%
Value $47.53M Shares 430,000 Est. Cost $60.98 Unrealized +65.3%
AKERO THERAPEUTICS INC 1.2%
Value $46.65M Shares 1,369,973 Est. Cost $28.42 Unrealized
HORIZON THERAPEUTICS PUB L 1.2%
Value $44.99M Shares 727,000 Est. Cost $82.74 Unrealized
WST WEST PHARMACEUTICAL SVSC INC 1.1%
Value $44.42M Shares 180,500 Est. Cost $297.09 Unrealized +1.6%
ASND ASCENDIS PHARMA A/S 1.1%
Value $43.94M Shares 425,500 Est. Cost $85.24 Unrealized
RYTM RHYTHM PHARMACEUTICALS INC 1.1%
Value $43.14M Shares 1,760,865 Est. Cost $15.80 Unrealized +17.7%
XENE XENON PHARMACEUTICALS INC 1.1%
Value $41.73M Shares 1,155,961 Est. Cost $22.40 Unrealized +60.5%
PRTA PROTHENA CORP PLC 1.1%
Value $41.13M Shares 678,462 Est. Cost $12.70 Unrealized +148.9%
ZLAB ZAI LAB LTD 1.1%
Value $40.78M Shares 1,192,400 Est. Cost $61.65 Unrealized
BAX BAXTER INTL INC 1.1%
Value $40.69M Shares 755,500 Est. Cost $71.07 Unrealized -22.2%
CINCOR PHARMA INC 1.0%
Value $39.58M Shares 1,205,856 Est. Cost $19.88 Unrealized
DXCM DEXCOM INC 1.0%
Value $39.51M Shares 490,500 Est. Cost $94.31 Unrealized -10.2%
PROMETHEUS BIOSCIENCES INC 1.0%
Value $38.09M Shares 645,407 Est. Cost $19.18 Unrealized
MIRM MIRUM PHARMACEUTICALS INC 1.0%
Value $37.73M Shares 1,795,733 Est. Cost $14.23 Unrealized +69.2%
SEAGEN INC 1.0%
Value $37.22M Shares 272,000 Est. Cost $173.02 Unrealized
IRTC IRHYTHM TECHNOLOGIES INC 0.9%
Value $36.74M Shares 293,250 Est. Cost $62.74 Unrealized +130.2%
NEVRO CORP 0.9%
Value $36.67M Shares 787,000 Est. Cost $96.73 Unrealized
FRPT FRESHPET INC 0.9%
Value $35.06M Shares 700,000 Est. Cost $60.72 Unrealized -22.3%
COVETRUS INC 0.9%
Value $35.05M Shares 1,678,800 Est. Cost $21.18 Unrealized
PHR PHREESIA INC 0.9%
Value $33.19M Shares 1,302,500 Est. Cost $28.73 Unrealized -13.1%
ABCAM PLC 0.8%
Value $30.47M Shares 2,032,500 Est. Cost $19.15 Unrealized
MERSANA THERAPEUTICS INC 0.7%
Value $27.55M Shares 4,075,958 Est. Cost $13.04 Unrealized
ACCOLADE INC 0.7%
Value $25.97M Shares 2,274,000 Est. Cost $25.32 Unrealized
XLV SELECT SECTOR SPDR TR 0.6%
Value $24.22M Shares 200,000 Est. Cost $128.24 Unrealized
TVTX TRAVERE THERAPEUTICS INC 0.6%
Value $23.45M Shares 951,650 Est. Cost $24.60 Unrealized +5.0%
KYMR KYMERA THERAPEUTICS INC 0.6%
Value $22.79M Shares 1,046,743 Est. Cost $32.50 Unrealized -18.9%
BMRN BIOMARIN PHARMACEUTICAL INC 0.6%
Value $22.42M Shares 264,500 Est. Cost $85.70 Unrealized +3.9%
BCRX BIOCRYST PHARMACEUTICALS INC 0.6%
Value $21.58M Shares 1,712,507 Est. Cost $10.69 Unrealized +20.4%
CYTK CYTOKINETICS INC 0.6%
Value $21.46M Shares 443,000 Est. Cost $41.02 Unrealized +17.3%
MDGL MADRIGAL PHARMACEUTICALS INC 0.5%
Value $20.63M Shares 317,485 Est. Cost $47.33 Unrealized +46.8%
VERVE THERAPEUTICS INC 0.5%
Value $19.2M Shares 558,837 Est. Cost $57.71 Unrealized
GOSS GOSSAMER BIO INC 0.5%
Value $19.01M Shares 1,586,962 Est. Cost $12.41 Unrealized 0.0%
EXAS EXACT SCIENCES CORP 0.5%
Value $18.8M Shares 578,600 Est. Cost $56.38 Unrealized -26.9%
CNMD CONMED CORP 0.5%
Value $18.68M Shares 233,000 Est. Cost $114.00 Unrealized -19.9%
AURA AURA BIOSCIENCES INC 0.5%
Value $18.41M Shares 1,015,757 Est. Cost $17.87 Unrealized -15.3%
LEGN LEGEND BIOTECH CORP 0.5%
Value $18.38M Shares 450,466 Est. Cost $40.06 Unrealized
DYNAVAX TECHNOLOGIES CORP 0.5%
Value $17.57M Shares 1,683,358 Est. Cost $7.76 Unrealized
OLINK HLDG AB 0.5%
Value $17.54M Shares 1,445,000 Est. Cost $22.16 Unrealized
WRBY WARBY PARKER INC 0.5%
Value $17.47M Shares 1,309,475 Est. Cost $41.37 Unrealized -67.8%
IMTX IMMATICS N.V 0.4%
Value $16.81M Shares 1,681,224 Est. Cost $8.86 Unrealized +21.8%
ANAB ANAPTYSBIO INC 0.4%
Value $14.71M Shares 576,600 Est. Cost $28.23 Unrealized -17.0%
AZTA AZENTA INC 0.4%
Value $14.15M Shares 330,200 Est. Cost $67.09 Unrealized -11.0%
RLAY RELAY THERAPEUTICS INC 0.4%
Value $13.83M Shares 618,267 Est. Cost $34.51 Unrealized -36.4%
NVCR NOVOCURE LTD 0.3%
Value $13.3M Shares 175,000 Est. Cost $37.58 Unrealized +107.6%
LFST LIFESTANCE HEALTH GROUP INC 0.3%
Value $13.24M Shares 2,000,000 Est. Cost $23.27 Unrealized -70.0%
ARVN ARVINAS INC 0.3%
Value $12.46M Shares 280,100 Est. Cost $32.84 Unrealized +47.8%
CMPX COMPASS THERAPEUTICS INC 0.3%
Value $12.16M Shares 5,333,188 Est. Cost $3.29 Unrealized -15.8%
CLDX CELLDEX THERAPEUTICS INC NEW 0.3%
Value $11.85M Shares 421,604 Est. Cost $30.05 Unrealized +2.0%
COLL COLLEGIUM PHARMACEUTICAL INC 0.3%
Value $11.62M Shares 725,000 Est. Cost $15.97 Unrealized +10.4%
AMLX AMYLYX PHARMACEUTICALS INC 0.3%
Value $11.37M Shares 403,737 Est. Cost $22.45 Unrealized +11.1%
NVAX NOVAVAX INC 0.3%
Value $10.91M Shares 599,300 Est. Cost $43.41 Unrealized -0.2%
GH GUARDANT HEALTH INC 0.3%
Value $10.77M Shares 200,000 Est. Cost $42.73 Unrealized +20.2%
FOLD AMICUS THERAPEUTICS INC 0.3%
Value $10.57M Shares 1,012,506 Est. Cost $11.49 Unrealized -3.0%
CHINOOK THERAPEUTICS INC 0.3%
Value $9.978M Shares 507,512 Est. Cost $15.86 Unrealized
LUNG PULMONX CORP 0.3%
Value $9.953M Shares 597,400 Est. Cost $48.60 Unrealized -62.1%
GOSSAMER BIO INC 0.3%
Value $9.884M Shares 9,573,000 Est. Cost $1.01 Unrealized
ORION ACQUISITION CORP 0.3%
Value $9.87M Shares 1,000,000 Est. Cost $10.00 Unrealized
AMRYT PHARMA PLC 0.2%
Value $9.173M Shares 1,325,625 Est. Cost $12.05 Unrealized
KINNATE BIOPHARMA INC 0.2%
Value $8.926M Shares 746,973 Est. Cost $24.53 Unrealized
HCAT HEALTH CATALYST INC 0.2%
Value $8.536M Shares 880,000 Est. Cost $34.41 Unrealized -61.5%
INVITAE CORP 0.2%
Value $8.332M Shares 3,386,855 Est. Cost $20.06 Unrealized
NKTX NKARTA INC 0.2%
Value $8.11M Shares 616,277 Est. Cost $26.66 Unrealized -46.4%
AUPH AURINIA PHARMACEUTICALS INC 0.2%
Value $8.019M Shares 1,066,408 Est. Cost $13.26 Unrealized -34.7%
DSGN DESIGN THERAPEUTICS INC 0.2%
Value $7.698M Shares 460,391 Est. Cost $26.33 Unrealized -24.4%
INOZYME PHARMA INC 0.2%
Value $7.524M Shares 2,807,618 Est. Cost $11.00 Unrealized
EDAP EDAP TMS S A 0.2%
Value $7.508M Shares 910,000 Est. Cost $7.07 Unrealized
BMEA BIOMEA FUSION INC 0.2%
Value $7.148M Shares 730,846 Est. Cost $17.65 Unrealized -35.0%
GAMIDA CELL LTD 0.2%
Value $6.551M Shares 4,119,883 Est. Cost $3.36 Unrealized
MREO MEREO BIOPHARMA GROUP PLC 0.1%
Value $5.377M Shares 6,244,897 Est. Cost $2.88 Unrealized
BEAM BEAM THERAPEUTICS INC 0.1%
Value $5.309M Shares 111,430 Est. Cost $39.75 Unrealized +43.5%
EQRX INC 0.1%
Value $4.95M Shares 1,000,000 Est. Cost $4.13 Unrealized
PARATEK PHARMACEUTICALS INC 0.1%
Value $4.456M Shares 1,734,037 Est. Cost $6.08 Unrealized
VIGIL NEUROSCIENCE INC 0.1%
Value $4.295M Shares 471,958 Est. Cost $7.03 Unrealized
MGNX MACROGENICS INC 0.1%
Value $4.175M Shares 1,206,642 Est. Cost $17.45 Unrealized -78.1%
XLO XILIO THERAPEUTICS INC 0.1%
Value $3.966M Shares 1,362,878 Est. Cost $15.36 Unrealized -81.9%
F-STAR THERAPEUTICS INC 0.1%
Value $3.85M Shares 751,889 Est. Cost $8.59 Unrealized
RENEO PHARMACEUTICALS INC 0.1%
Value $3.83M Shares 1,143,185 Est. Cost $9.31 Unrealized
TRAVERE THERAPEUTICS INC 0.1%
Value $3.289M Shares 3,250,000 Est. Cost $0.79 Unrealized
LEAP THERAPEUTICS INC 0.1%
Value $3.221M Shares 3,659,847 Est. Cost $3.92 Unrealized
FULC FULCRUM THERAPEUTICS INC 0.1%
Value $3.111M Shares 384,590 Est. Cost $18.95 Unrealized -62.2%
BCLS ACQUISITION CORP 0.1%
Value $3.096M Shares 309,000 Est. Cost $11.14 Unrealized
ALT ALTIMMUNE INC 0.1%
Value $2.851M Shares 223,255 Est. Cost $14.76 Unrealized 0.0%
THESEUS PHARMACEUTICALS INC 0.1%
Value $2.537M Shares 437,329 Est. Cost $12.68 Unrealized
ADAPY ADAPTIMMUNE THERAPEUTICS PLC 0.1%
Value $2.534M Shares 2,357,544 Est. Cost $8.15 Unrealized
ICOSAVAX INC 0.1%
Value $2.468M Shares 781,000 Est. Cost $28.18 Unrealized
FATE FATE THERAPEUTICS INC 0.1%
Value $2.465M Shares 110,000 Est. Cost $89.50 Unrealized -67.7%
SPRUCE BIOSCIENCES INC 0.1%
Value $2.223M Shares 1,622,689 Est. Cost $24.10 Unrealized
JIYA ACQUISITION CORP 0.1%
Value $2.056M Shares 206,200 Est. Cost $10.30 Unrealized
IMARA INC 0.0%
Value $1.921M Shares 842,402 Est. Cost $4.05 Unrealized
AEGLEA BIOTHERAPEUTICS INC 0.0%
Value $1.796M Shares 3,413,906 Est. Cost $4.00 Unrealized
SPRO SPERO THERAPEUTICS INC 0.0%
Value $1.541M Shares 770,710 Est. Cost $11.75 Unrealized -91.5%
VINCERX PHARMA INC 0.0%
Value $1.53M Shares 1,108,570 Est. Cost $12.19 Unrealized
TEMPEST THERAPEUTICS INC 0.0%
Value $1.433M Shares 823,654 Est. Cost $7.50 Unrealized
NEUROCRINE BIOSCIENCES INC 0.0%
Value $1.413M Shares 1,000,000 Est. Cost $1.45 Unrealized
ACELRX PHARMACEUTICALS INC 0.0%
Value $1.323M Shares 6,329,202 Est. Cost $1.08 Unrealized
BHVN BIOHAVEN LTD 0.0%
Value $1.055M Shares 167,421 Est. Cost $7.25 Unrealized 0.0%
ESSA PHARMA INC 0.0%
Value $955K Shares 524,944 Est. Cost $28.44 Unrealized
CGEN COMPUGEN LTD 0.0%
Value $848K Shares 1,289,990 Est. Cost $6.12 Unrealized -76.9%
ATRECA INC 0.0%
Value $726K Shares 462,530 Est. Cost $13.90 Unrealized
APPLIED THERAPEUTICS INC 0.0%
Value $653K Shares 701,680 Est. Cost $31.74 Unrealized
PHASEBIO PHARMACEUTICALS INC 0.0%
Value $479K Shares 2,719,074 Est. Cost $4.30 Unrealized
NEVRO CORP 0.0%
Value $473K Shares 500,000 Est. Cost $1.37 Unrealized
ALT ALTIMMUNE INC 0.0%
Value $428K Shares 33,500 Est. Cost $14.76 Unrealized 0.0%
NUVATION BIO INC 0.0%
Value $27,000 Shares 134,028 Est. Cost $2.67 Unrealized