Rock Springs Capital Management LP Diversified Active

CIK: 0001595725 · Show all filings

Period: Q3 2023 (← Previous) (Next →)

Filing Date: Nov 14, 2023

Total Value ($000): $3,733,196 (99.8% shares, 0.2% debt)

Holdings (120)

HUM HUMANA INC 5.7%
Value ($000) $212,366 Shares 436,500 Est. Cost $373.18 Unrealized +22.4%
IMCR IMMUNOCORE HLDGS PLC 4.1%
Value ($000) $152,779 Shares 2,943,710 Est. Cost $42.88 Unrealized
AGL AGILON HEALTH INC 3.9%
Value ($000) $147,275 Shares 8,292,500 Est. Cost $33.37 Unrealized -45.9%
NBIX NEUROCRINE BIOSCIENCES INC 3.7%
Value ($000) $139,050 Shares 1,236,000 Est. Cost $78.19 Unrealized +34.7%
BLUEPRINT MEDICINES CORP 3.6%
Value ($000) $134,855 Shares 2,685,294 Est. Cost $60.87 Unrealized
ARGX ARGENX SE 3.4%
Value ($000) $127,332 Shares 259,000 Est. Cost $153.41 Unrealized
PEN PENUMBRA INC 3.3%
Value ($000) $121,862 Shares 503,750 Est. Cost $176.21 Unrealized +57.6%
UNH UNITEDHEALTH GROUP INC 3.1%
Value ($000) $115,964 Shares 230,000 Est. Cost $219.29 Unrealized +114.3%
EVH EVOLENT HEALTH INC 2.8%
Value ($000) $105,244 Shares 3,865,000 Est. Cost $24.98 Unrealized +11.3%
ISRG INTUITIVE SURGICAL INC 2.3%
Value ($000) $87,249 Shares 298,500 Est. Cost $264.69 Unrealized +18.0%
KARUNA THERAPEUTICS INC 2.3%
Value ($000) $85,464 Shares 505,433 Est. Cost $94.75 Unrealized
IDXX IDEXX LABS INC 2.3%
Value ($000) $85,049 Shares 194,500 Est. Cost $335.38 Unrealized +48.7%
SEAGEN INC 2.3%
Value ($000) $84,902 Shares 400,200 Est. Cost $158.76 Unrealized
WST WEST PHARMACEUTICAL SVSC INC 2.0%
Value ($000) $75,792 Shares 202,000 Est. Cost $294.97 Unrealized +30.3%
AKERO THERAPEUTICS INC 1.9%
Value ($000) $71,781 Shares 1,419,150 Est. Cost $30.42 Unrealized
EXAS EXACT SCIENCES CORP 1.9%
Value ($000) $69,465 Shares 1,018,250 Est. Cost $54.17 Unrealized +56.6%
AGIO AGIOS PHARMACEUTICALS INC 1.8%
Value ($000) $67,074 Shares 2,710,061 Est. Cost $40.40 Unrealized -34.5%
ALGN ALIGN TECHNOLOGY INC 1.8%
Value ($000) $66,254 Shares 217,000 Est. Cost $313.91 Unrealized +10.1%
ACHC ACADIA HEALTHCARE COMPANY IN 1.7%
Value ($000) $63,841 Shares 908,000 Est. Cost $51.17 Unrealized +46.0%
BSX BOSTON SCIENTIFIC CORP 1.6%
Value ($000) $61,248 Shares 1,160,000 Est. Cost $52.40 Unrealized +0.1%
PODD INSULET CORP 1.6%
Value ($000) $60,606 Shares 380,000 Est. Cost $185.50 Unrealized +20.7%
MIRM MIRUM PHARMACEUTICALS INC 1.5%
Value ($000) $57,535 Shares 1,820,733 Est. Cost $14.40 Unrealized +90.1%
CEREVEL THERAPEUTICS HLDNG I 1.5%
Value ($000) $55,211 Shares 2,529,116 Est. Cost $24.09 Unrealized
DXCM DEXCOM INC 1.5%
Value ($000) $54,487 Shares 584,000 Est. Cost $97.26 Unrealized +15.9%
RARE ULTRAGENYX PHARMACEUTICAL IN 1.4%
Value ($000) $52,635 Shares 1,476,441 Est. Cost $63.87 Unrealized -38.0%
ALNY ALNYLAM PHARMACEUTICALS INC 1.3%
Value ($000) $49,499 Shares 279,500 Est. Cost $99.88 Unrealized +91.3%
MIRATI THERAPEUTICS INC 1.3%
Value ($000) $49,275 Shares 1,131,207 Est. Cost $69.12 Unrealized
SRPT SAREPTA THERAPEUTICS INC 1.3%
Value ($000) $47,518 Shares 392,000 Est. Cost $62.74 Unrealized +80.2%
EW EDWARDS LIFESCIENCES CORP 1.2%
Value ($000) $44,845 Shares 647,300 Est. Cost $62.58 Unrealized +28.4%
FRPT FRESHPET INC 1.2%
Value ($000) $43,646 Shares 662,500 Est. Cost $60.72 Unrealized +18.1%
XENE XENON PHARMACEUTICALS INC 1.1%
Value ($000) $40,241 Shares 1,178,002 Est. Cost $22.63 Unrealized +65.3%
ASND ASCENDIS PHARMA A/S 1.1%
Value ($000) $39,844 Shares 425,500 Est. Cost $85.24 Unrealized
RYTM RHYTHM PHARMACEUTICALS INC 1.0%
Value ($000) $36,614 Shares 1,597,123 Est. Cost $15.80 Unrealized +41.8%
PHR PHREESIA INC 0.9%
Value ($000) $33,183 Shares 1,776,391 Est. Cost $28.24 Unrealized -4.7%
IRTC IRHYTHM TECHNOLOGIES INC 0.9%
Value ($000) $33,062 Shares 350,750 Est. Cost $69.45 Unrealized +46.4%
PCRX PACIRA BIOSCIENCES INC 0.9%
Value ($000) $32,383 Shares 1,055,500 Est. Cost $48.41 Unrealized -25.5%
ACCOLADE INC 0.8%
Value ($000) $30,820 Shares 2,913,000 Est. Cost $21.45 Unrealized
LEGN LEGEND BIOTECH CORP 0.8%
Value ($000) $30,782 Shares 458,265 Est. Cost $40.20 Unrealized
ZLAB ZAI LAB LTD 0.8%
Value ($000) $30,072 Shares 1,237,023 Est. Cost $56.75 Unrealized
PRTA PROTHENA CORP PLC 0.8%
Value ($000) $29,640 Shares 614,298 Est. Cost $17.26 Unrealized +244.1%
HORIZON THERAPEUTICS PUB L 0.8%
Value ($000) $29,559 Shares 255,500 Est. Cost $83.28 Unrealized
SHOCKWAVE MED INC 0.8%
Value ($000) $29,367 Shares 147,500 Est. Cost $106.01 Unrealized
ABCAM PLC 0.8%
Value ($000) $28,853 Shares 1,275,000 Est. Cost $19.14 Unrealized
MDGL MADRIGAL PHARMACEUTICALS INC 0.8%
Value ($000) $28,678 Shares 196,369 Est. Cost $51.77 Unrealized +263.5%
AMLX AMYLYX PHARMACEUTICALS INC 0.8%
Value ($000) $28,289 Shares 1,545,016 Est. Cost $31.47 Unrealized -32.8%
ACRS ACLARIS THERAPEUTICS INC 0.7%
Value ($000) $27,129 Shares 3,960,449 Est. Cost $10.84 Unrealized -21.2%
DYNAVAX TECHNOLOGIES CORP 0.7%
Value ($000) $26,789 Shares 1,813,758 Est. Cost $7.97 Unrealized
XLV SELECT SECTOR SPDR TR 0.7%
Value ($000) $25,748 Shares 200,000 Est. Cost $128.24 Unrealized
LFST LIFESTANCE HEALTH GROUP INC 0.7%
Value ($000) $25,213 Shares 3,670,000 Est. Cost $15.87 Unrealized -48.9%
IMVT IMMUNOVANT INC 0.7%
Value ($000) $24,736 Shares 644,344 Est. Cost $22.60 Unrealized 0.0%
OLINK HLDG AB 0.7%
Value ($000) $24,728 Shares 1,676,500 Est. Cost $22.11 Unrealized
AZTA AZENTA INC 0.6%
Value ($000) $23,966 Shares 477,500 Est. Cost $61.29 Unrealized -18.0%
BMRN BIOMARIN PHARMACEUTICAL INC 0.6%
Value ($000) $23,403 Shares 264,500 Est. Cost $85.70 Unrealized +3.8%
NEVRO CORP 0.6%
Value ($000) $23,287 Shares 1,211,600 Est. Cost $75.15 Unrealized
IMTX IMMATICS N.V 0.6%
Value ($000) $21,718 Shares 1,875,466 Est. Cost $9.14 Unrealized +30.5%
KYMR KYMERA THERAPEUTICS INC 0.6%
Value ($000) $20,910 Shares 1,504,351 Est. Cost $30.99 Unrealized -35.1%
WRBY WARBY PARKER INC 0.6%
Value ($000) $20,727 Shares 1,575,000 Est. Cost $34.96 Unrealized -62.8%
RVMD REVOLUTION MEDICINES INC 0.5%
Value ($000) $20,072 Shares 725,152 Est. Cost $24.78 Unrealized +19.7%
MERUS N V 0.5%
Value ($000) $19,770 Shares 838,428 Est. Cost $25.15 Unrealized
AMGN AMGEN INC 0.5%
Value ($000) $18,276 Shares 68,000 Est. Cost $231.86 Unrealized 0.0%
BCRX BIOCRYST PHARMACEUTICALS INC 0.5%
Value ($000) $18,063 Shares 2,551,226 Est. Cost $10.39 Unrealized -30.8%
IRON DISC MEDICINE INC 0.5%
Value ($000) $17,076 Shares 363,468 Est. Cost $47.82 Unrealized +4.6%
TVTX TRAVERE THERAPEUTICS INC 0.4%
Value ($000) $16,161 Shares 1,807,742 Est. Cost $21.49 Unrealized -34.3%
INOZYME PHARMA INC 0.4%
Value ($000) $15,461 Shares 3,681,174 Est. Cost $9.28 Unrealized
CLDX CELLDEX THERAPEUTICS INC NEW 0.4%
Value ($000) $13,763 Shares 500,101 Est. Cost $30.25 Unrealized +3.6%
FOLD AMICUS THERAPEUTICS INC 0.3%
Value ($000) $12,936 Shares 1,063,806 Est. Cost $11.48 Unrealized +12.4%
COLL COLLEGIUM PHARMACEUTICAL INC 0.3%
Value ($000) $12,561 Shares 562,000 Est. Cost $15.97 Unrealized +42.8%
IMMUNOGEN INC 0.3%
Value ($000) $12,051 Shares 759,365 Est. Cost $16.31 Unrealized
ABOS ACUMEN PHARMACEUTICALS INC 0.3%
Value ($000) $11,672 Shares 2,812,579 Est. Cost $6.18 Unrealized 0.0%
MLYS MINERALYS THERAPEUTICS INC 0.3%
Value ($000) $11,103 Shares 1,167,492 Est. Cost $16.83 Unrealized -22.5%
CMPX COMPASS THERAPEUTICS INC 0.3%
Value ($000) $10,862 Shares 5,513,788 Est. Cost $3.31 Unrealized -25.3%
KRYS KRYSTAL BIOTECH INC 0.3%
Value ($000) $10,505 Shares 90,560 Est. Cost $114.33 Unrealized +6.7%
MREO MEREO BIOPHARMA GROUP PLC 0.3%
Value ($000) $9,903 Shares 7,676,481 Est. Cost $2.58 Unrealized
EDAP EDAP TMS S A 0.3%
Value ($000) $9,547 Shares 1,360,000 Est. Cost $7.66 Unrealized
INSP INSPIRE MED SYS INC 0.2%
Value ($000) $8,831 Shares 44,500 Est. Cost $252.20 Unrealized 0.0%
RENEO PHARMACEUTICALS INC 0.2%
Value ($000) $8,705 Shares 1,143,185 Est. Cost $9.31 Unrealized
PLRX PLIANT THERAPEUTICS INC 0.2%
Value ($000) $8,518 Shares 491,221 Est. Cost $28.47 Unrealized -39.1%
LUNG PULMONX CORP 0.2%
Value ($000) $6,739 Shares 652,400 Est. Cost $45.31 Unrealized -74.4%
ICOSAVAX INC 0.2%
Value ($000) $6,730 Shares 868,409 Est. Cost $26.02 Unrealized
SGMT SAGIMET BIOSCIENCES INC 0.2%
Value ($000) $6,498 Shares 738,355 Est. Cost $13.31 Unrealized 0.0%
AURA AURA BIOSCIENCES INC 0.2%
Value ($000) $6,484 Shares 722,896 Est. Cost $17.87 Unrealized -39.8%
SPRUCE BIOSCIENCES INC 0.2%
Value ($000) $6,166 Shares 2,728,125 Est. Cost $15.23 Unrealized
RLAY RELAY THERAPEUTICS INC 0.2%
Value ($000) $5,668 Shares 673,966 Est. Cost $33.24 Unrealized -67.6%
MGNX MACROGENICS INC 0.1%
Value ($000) $5,493 Shares 1,178,796 Est. Cost $16.87 Unrealized -70.5%
NVAX NOVAVAX INC 0.1%
Value ($000) $4,689 Shares 647,700 Est. Cost $37.34 Unrealized -78.6%
MERSANA THERAPEUTICS INC 0.1%
Value ($000) $4,322 Shares 3,403,133 Est. Cost $13.04 Unrealized
CYTK CYTOKINETICS INC 0.1%
Value ($000) $3,955 Shares 134,252 Est. Cost $41.02 Unrealized -18.8%
AUPH AURINIA PHARMACEUTICALS INC 0.1%
Value ($000) $3,726 Shares 479,540 Est. Cost $13.26 Unrealized -26.3%
GOSSAMER BIO INC 0.1%
Value ($000) $3,708 Shares 9,573,000 Est. Cost $1.01 Unrealized
FULC FULCRUM THERAPEUTICS INC 0.1%
Value ($000) $3,231 Shares 727,673 Est. Cost $14.24 Unrealized -69.3%
HCAT HEALTH CATALYST INC 0.1%
Value ($000) $3,112 Shares 307,500 Est. Cost $33.08 Unrealized -63.9%
XLO XILIO THERAPEUTICS INC 0.1%
Value ($000) $3,040 Shares 1,440,759 Est. Cost $14.70 Unrealized -81.9%
GOSS GOSSAMER BIO INC 0.1%
Value ($000) $2,721 Shares 3,266,960 Est. Cost $2.62 Unrealized -56.0%
BEAM BEAM THERAPEUTICS INC 0.1%
Value ($000) $2,680 Shares 111,430 Est. Cost $39.75 Unrealized -32.6%
TRAVERE THERAPEUTICS INC 0.1%
Value ($000) $2,677 Shares 3,250,000 Est. Cost $0.79 Unrealized
VIGIL NEUROSCIENCE INC 0.1%
Value ($000) $2,544 Shares 471,958 Est. Cost $7.03 Unrealized
BMEA BIOMEA FUSION INC 0.1%
Value ($000) $2,493 Shares 181,147 Est. Cost $15.37 Unrealized +17.3%
ADAPY ADAPTIMMUNE THERAPEUTICS PLC 0.1%
Value ($000) $2,175 Shares 2,787,845 Est. Cost $7.10 Unrealized
ESSA PHARMA INC 0.1%
Value ($000) $2,092 Shares 677,005 Est. Cost $22.67 Unrealized
APPLIED THERAPEUTICS INC 0.1%
Value ($000) $2,014 Shares 808,809 Est. Cost $23.69 Unrealized
SYRE AEGLEA BIOTHERAPEUTICS INC 0.0%
Value ($000) $1,673 Shares 136,556 Est. Cost $13.22 Unrealized 0.0%
NEUROCRINE BIOSCIENCES INC 0.0%
Value ($000) $1,498 Shares 1,000,000 Est. Cost $1.45 Unrealized
CYPH LEAP THERAPEUTICS INC 0.0%
Value ($000) $1,483 Shares 1,074,517 Est. Cost $5.02 Unrealized -53.7%
ACELYRIN INC 0.0%
Value ($000) $1,443 Shares 141,876 Est. Cost $20.90 Unrealized
FATE FATE THERAPEUTICS INC 0.0%
Value ($000) $1,298 Shares 612,215 Est. Cost $21.03 Unrealized -84.2%
CGEN COMPUGEN LTD 0.0%
Value ($000) $1,200 Shares 1,289,990 Est. Cost $6.12 Unrealized -82.0%
THESEUS PHARMACEUTICALS INC 0.0%
Value ($000) $1,176 Shares 437,329 Est. Cost $12.68 Unrealized
DSGN DESIGN THERAPEUTICS INC 0.0%
Value ($000) $1,087 Shares 460,391 Est. Cost $26.33 Unrealized -82.3%
VINCERX PHARMA INC 0.0%
Value ($000) $901 Shares 891,719 Est. Cost $12.19 Unrealized
KINNATE BIOPHARMA INC 0.0%
Value ($000) $568 Shares 405,811 Est. Cost $24.53 Unrealized
NEVRO CORP 0.0%
Value ($000) $472 Shares 500,000 Est. Cost $1.37 Unrealized
NKTX NKARTA INC 0.0%
Value ($000) $461 Shares 331,571 Est. Cost $26.66 Unrealized -92.9%
CRVO CERVOMED INC 0.0%
Value ($000) $370 Shares 80,033 Est. Cost $5.04 Unrealized 0.0%
INVITAE CORP 0.0%
Value ($000) $354 Shares 585,659 Est. Cost $19.23 Unrealized
TLPH ACELRX PHARMACEUTICALS INC 0.0%
Value ($000) $184 Shares 316,460 Est. Cost $2.81 Unrealized -66.0%
TEMPEST THERAPEUTICS INC 0.0%
Value ($000) $163 Shares 536,214 Est. Cost $7.50 Unrealized
ATRECA INC 0.0%
Value ($000) $95 Shares 362,530 Est. Cost $13.90 Unrealized
SPRO SPERO THERAPEUTICS INC 0.0%
Value ($000) $69 Shares 57,373 Est. Cost $11.75 Unrealized -88.2%
GAMIDA CELL LTD 0.0%
Value ($000) $54 Shares 52,015 Est. Cost $3.36 Unrealized
NUVATION BIO INC 0.0%
Value ($000) $13 Shares 134,028 Est. Cost $2.67 Unrealized