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Ra Capital Management, L.P. Top Holdings and 13F Report (2025)

About Ra Capital Management, L.P.

Investment Activity

  • Ra Capital Management, L.P. has $7.51 billion in total holdings as of December 31, 2024.
  • Ra Capital Management, L.P. owns shares of 89 different stocks, but just 25 companies or ETFs make up 80% of its holdings.
  • Approximately 10.82% of the portfolio was purchased this quarter.
  • About 9.80% of the portfolio was sold this quarter.
  • This quarter, Ra Capital Management, L.P. has purchased 81 new stocks and bought additional shares in 9 stocks.
  • Ra Capital Management, L.P. sold shares of 16 stocks and completely divested from 9 stocks this quarter.

Largest Holdings

Ascendis Pharma A/S
$1,392,221,466
Vaxcyte
$711,297,093
Janux Therapeutics
$554,977,008
Legend Biotech
$244,275,632

Largest New Holdings this Quarter

SEPTERNA INC
$160,205,148 Holding
SPDR S&P Biotech ETF
$110,615,294 Holding
10x Genomics
$47,092,198 Holding
Kura Oncology
$38,768,567 Holding
Zai Lab
$33,917,098 Holding

Largest Purchases this Quarter

SEPTERNA INC
6,995,858 shares (about $160.21M)
SPDR S&P Biotech ETF
1,228,240 shares (about $110.62M)
Arcellx
935,848 shares (about $71.77M)
Janux Therapeutics
1,200,000 shares (about $64.25M)
Ascendis Pharma A/S
402,316 shares (about $55.39M)

Largest Sales this Quarter

Verona Pharma
3,242,823 shares (about $150.60M)
Evolent Health
4,937,665 shares (about $55.55M)
Recursion Pharmaceuticals
7,659,519 shares (about $51.78M)
Day One Biopharmaceuticals
2,116,144 shares (about $26.81M)
APOGEE THERAPEUTICS INC
392,372 shares (about $17.77M)

Sector Allocation Over Time

Map of 500 Largest Holdings ofRa Capital Management, L.P.

 
 
Selling
 
 
Neutral
 
 
Buying
Issuer NameHoldings ValueApproximate Purchase/SaleChange in SharesShares Held% of PortfolioSector
Ascendis Pharma A/S stock logo
ASND
Ascendis Pharma A/S
$1,392,221,466$55,386,844 4.1%10,112,74418.5%Medical
Vaxcyte, Inc. stock logo
PCVX
Vaxcyte
$711,297,0930.0%8,689,1909.5%Medical
Janux Therapeutics, Inc. stock logo
JANX
Janux Therapeutics
$554,977,008$64,248,000 13.1%10,365,6527.4%Medical
Rhythm Pharmaceuticals, Inc. stock logo
RYTM
Rhythm Pharmaceuticals
$340,605,3840.0%6,084,4124.5%Medical
Legend Biotech Co. stock logo
LEGN
Legend Biotech
$244,275,6320.0%7,506,9343.3%Medical
Edgewise Therapeutics, Inc. stock logo
EWTX
Edgewise Therapeutics
$237,872,7300.0%8,909,0913.2%Medical
NewAmsterdam Pharma stock logo
NAMS
NewAmsterdam Pharma
$227,316,500$20,071,700 9.7%8,845,0003.0%Medical
Wave Life Sciences Ltd. stock logo
WVE
Wave Life Sciences
$225,158,8510.0%18,202,0093.0%Medical
Arcellx, Inc. stock logo
ACLX
Arcellx
$213,760,108$71,770,183 50.5%2,787,3272.8%Medical
Avidity Biosciences, Inc. stock logo
RNA
Avidity Biosciences
$183,215,8650.0%6,300,4082.4%Medical
SEPTERNA INC
$160,205,148$160,205,148 New Holding6,995,8582.1%SH
DYNE THERAPEUTICS INC
$150,339,7530.0%6,381,1442.0%SH
Tyra Biosciences, Inc. stock logo
TYRA
Tyra Biosciences
$147,858,331$3,067,466 2.1%10,637,2902.0%Medical
RxSight, Inc. stock logo
RXST
RxSight
$128,684,959$5,975,485 -4.4%3,743,0181.7%Medical
BICARA THERAPEUTICS INC
$121,173,3980.0%6,955,9931.6%SH
LENZ THERAPEUTICS INC
$120,642,6200.0%4,178,8231.6%SH
ARS Pharmaceuticals, Inc. stock logo
SPRY
ARS Pharmaceuticals
$114,583,3070.0%10,860,9771.5%Medical
89bio, Inc. stock logo
ETNB
89bio
$110,851,6120.0%14,175,3981.5%Medical
SPDR S&P Biotech ETF stock logo
XBI
SPDR S&P Biotech ETF
$110,615,294$110,615,294 New Holding1,228,2401.5%ETF
Geron Co. stock logo
GERN
Geron
$106,233,757$8,057,815 -7.1%30,009,5361.4%Medical
ARTIVA BIOTHERAPEUTICS INC
$99,321,2840.0%9,853,3021.3%SH
Axsome Therapeutics, Inc. stock logo
AXSM
Axsome Therapeutics
$84,610,0000.0%1,000,0001.1%Medical
Verona Pharma plc stock logo
VRNA
Verona Pharma
$82,051,585$150,596,700 -64.7%1,766,8301.1%Medical
Day One Biopharmaceuticals, Inc. stock logo
DAWN
Day One Biopharmaceuticals
$72,923,161$26,811,545 -26.9%5,755,5771.0%Medical
APOGEE THERAPEUTICS INC
$71,097,942$17,774,452 -20.0%1,569,4910.9%SH
Mineralys Therapeutics, Inc. stock logo
MLYS
Mineralys Therapeutics
$59,715,6130.0%4,850,9840.8%Medical
PRAXIS PRECISION MEDICINES I
$58,640,0570.0%761,9550.8%SH
Eliem Therapeutics, Inc. stock logo
ELYM
Eliem Therapeutics
$56,554,6810.0%31,419,2670.8%Medical
Recursion Pharmaceuticals, Inc. stock logo
RXRX
Recursion Pharmaceuticals
$52,221,649$51,778,348 -49.8%7,725,0960.7%Medical
TOURMALINE BIO INC
$51,489,3990.0%2,538,9250.7%SH
Acrivon Therapeutics, Inc. stock logo
ACRV
Acrivon Therapeutics
$50,209,8580.0%8,340,5080.7%Medical
Fulcrum Therapeutics, Inc. stock logo
FULC
Fulcrum Therapeutics
$48,076,7650.0%10,229,0990.6%Medical
10x Genomics, Inc. stock logo
TXG
10x Genomics
$47,092,198$47,092,198 New Holding3,279,4010.6%Medical
GH Research PLC stock logo
GHRS
GH Research
$46,806,8230.0%6,686,6890.6%Medical
Astria Therapeutics, Inc. stock logo
ATXS
Astria Therapeutics
$45,640,6040.0%5,105,2130.6%Medical
Vor Biopharma Inc. stock logo
VOR
Vor Biopharma
$44,007,103$18,755,846 74.3%39,646,0390.6%Medical
Structure Therapeutics Inc. stock logo
GPCR
Structure Therapeutics
$41,152,376$10,288,080 -20.0%1,517,4180.5%Medical
DIANTHUS THERAPEUTICS INC
$40,687,520$10,171,880 -20.0%1,866,4000.5%SH
PepGen Inc. stock logo
PEPG
PepGen
$40,513,3760.0%10,689,5450.5%Medical
Evolent Health, Inc. stock logo
EVH
Evolent Health
$40,243,466$55,548,731 -58.0%3,577,1970.5%Computer and Technology
Kura Oncology, Inc. stock logo
KURA
Kura Oncology
$38,768,567$38,768,567 New Holding4,451,0410.5%Medical
IDEAYA Biosciences, Inc. stock logo
IDYA
IDEAYA Biosciences
$34,624,3760.0%1,347,2520.5%Medical
Zai Lab Limited stock logo
ZLAB
Zai Lab
$33,917,098$33,917,098 New Holding1,295,0400.5%Medical
Chimerix, Inc. stock logo
CMRX
Chimerix
$30,624,0000.0%8,800,0000.4%Medical
CIDARA THERAPEUTICS INC
$29,374,356$10,475,566 55.4%1,092,7960.4%SH
MBX BIOSCIENCES INC
$27,853,8860.0%1,511,3340.4%SH
Nkarta, Inc. stock logo
NKTX
Nkarta
$26,904,7710.0%10,805,1290.4%Medical
Acumen Pharmaceuticals, Inc. stock logo
ABOS
Acumen Pharmaceuticals
$25,683,1480.0%14,932,0630.3%Medical
4D Molecular Therapeutics, Inc. stock logo
FDMT
4D Molecular Therapeutics
$25,417,085$2,979,950 -10.5%4,563,2110.3%Medical
Nurix Therapeutics, Inc. stock logo
NRIX
Nurix Therapeutics
$25,119,994$25,119,994 New Holding1,333,3330.3%Medical
Sera Prognostics, Inc. stock logo
SERA
Sera Prognostics
$24,687,0570.0%3,032,8080.3%Medical
Aerovate Therapeutics, Inc. stock logo
AVTE
Aerovate Therapeutics
$24,359,0440.0%9,192,0920.3%Medical
EyePoint Pharmaceuticals, Inc. stock logo
EYPT
EyePoint Pharmaceuticals
$23,704,544$23,704,544 New Holding3,181,8180.3%Medical
Larimar Therapeutics, Inc. stock logo
LRMR
Larimar Therapeutics
$23,395,5080.0%6,045,3510.3%Medical
CERIBELL INC
$21,340,182$21,340,182 New Holding824,5820.3%SH
Travere Therapeutics, Inc. stock logo
TVTX
Travere Therapeutics
$20,033,000$20,033,000 New Holding1,150,0000.3%Medical
Enliven Therapeutics, Inc. stock logo
ELVN
Enliven Therapeutics
$19,102,185$4,775,558 -20.0%848,9860.3%Medical
Taysha Gene Therapies, Inc. stock logo
TSHA
Taysha Gene Therapies
$18,809,4300.0%10,872,5030.3%Medical
Alector, Inc. stock logo
ALEC
Alector
$18,323,981$18,323,981 New Holding9,695,2280.2%Medical
Protara Therapeutics, Inc. stock logo
TARA
Protara Therapeutics
$17,952,000$7,920,000 78.9%3,400,0000.2%Medical
C4 Therapeutics, Inc. stock logo
CCCC
C4 Therapeutics
$17,560,8000.0%4,878,0000.2%Medical
Solid Biosciences Inc. stock logo
SLDB
Solid Biosciences
$17,321,7840.0%4,330,4460.2%Medical
Pliant Therapeutics, Inc. stock logo
PLRX
Pliant Therapeutics
$16,870,7700.0%1,281,0000.2%Medical
Bright Minds Biosciences Inc
$16,599,061$16,599,061 New Holding460,8290.2%SH
iTeos Therapeutics, Inc. stock logo
ITOS
iTeos Therapeutics
$16,068,549$8,390,031 -34.3%2,092,2590.2%Medical
Bicycle Therapeutics plc stock logo
BCYC
Bicycle Therapeutics
$15,308,678$16,233,322 -51.5%1,093,4770.2%Medical
Eledon Pharmaceuticals, Inc. stock logo
ELDN
Eledon Pharmaceuticals
$14,693,313$14,693,313 New Holding3,566,3380.2%Medical
Insmed Incorporated stock logo
INSM
Insmed
$13,808,0000.0%200,0000.2%Medical
Xencor, Inc. stock logo
XNCR
Xencor
$13,213,5000.0%575,0000.2%Medical
Immatics stock logo
IMTX
Immatics
$12,442,5000.0%1,750,0000.2%Medical
Aclaris Therapeutics, Inc. stock logo
ACRS
Aclaris Therapeutics
$11,573,334$11,573,334 New Holding4,666,6670.2%Medical
MONOPAR THERAPEUTICS INC
$11,246,554$11,246,554 New Holding511,2070.1%SH
TF Financial Corp stock logo
THRD
TF Financial
$9,884,780$3,294,920 -25.0%960,6200.1%Medical
Werewolf Therapeutics, Inc. stock logo
HOWL
Werewolf Therapeutics
$9,094,4240.0%6,144,8810.1%Medical
Arvinas, Inc. stock logo
ARVN
Arvinas
$8,077,2410.0%421,3480.1%Medical
Zura Bio Limited stock logo
ZURA
Zura Bio
$8,043,7580.0%3,217,5030.1%Medical
PERCEPTIVE CAPITAL SOLUTIONS
$7,635,0000.0%750,0000.1%SH
BIOAGE LABS INC
$7,588,310$5,211,000 -40.7%1,310,5890.1%SH
Adicet Bio, Inc. stock logo
ACET
Adicet Bio
$7,254,4420.0%7,541,0000.1%Medical
AVALO THERAPEUTICS INC
$7,184,8100.0%967,0000.1%SH
BOUNDLESS BIO INC
$6,323,8300.0%2,180,6310.1%SH
Enanta Pharmaceuticals, Inc. stock logo
ENTA
Enanta Pharmaceuticals
$5,968,500$5,968,500 New Holding1,038,0000.1%Medical
NAMSW
NewAmsterdam Pharma
$4,749,9950.0%333,3330.1%Medical
SURROZEN INC
$4,055,0230.0%282,5800.1%SH
LEXEO THERAPEUTICS INC
$3,596,3250.0%546,5540.0%SH
Allakos Inc. stock logo
ALLK
Allakos
$1,367,217$1,367,217 New Holding1,129,9310.0%Medical
Scholar Rock Holding Co. stock logo
SRRK
Scholar Rock
$761,364$761,364 New Holding17,6160.0%Medical
Regulus Therapeutics Inc. stock logo
RGLS
Regulus Therapeutics
$532,212$679,386 -56.1%336,8430.0%Medical
Scilex Holding stock logo
SCLX
Scilex
$441,843$330,476 296.7%1,036,2180.0%Medical
Biogen Inc. stock logo
BIIB
Biogen
$0$229,594,951 -100.0%00.0%Medical
CG ONCOLOGY INC
$0$52,725,147 -100.0%00.0%SH
ALTO NEUROSCIENCE INC
$0$23,739,762 -100.0%00.0%SH
Nuvalent, Inc. stock logo
NUVL
Nuvalent
$0$18,033,546 -100.0%00.0%Medical
Tenaya Therapeutics, Inc. stock logo
TNYA
Tenaya Therapeutics
$0$13,476,393 -100.0%00.0%Medical
CERVOMED INC
$0$11,929,952 -100.0%00.0%SH
ADAGIO MEDICAL HOLDINGS INC
$0$3,441,529 -100.0%00.0%SH
METAGENOMI INC
$0$2,832,369 -100.0%00.0%SH
(ANTX) stock logo
ANTX
(ANTX)
$0$2,139,997 -100.0%00.0%Medical

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