Rubric Capital Management LP

Fundamental diversified ★Signal CIK 1687509
League rank
#389
in Fundamental diversified · #2122 overall
Long book
$8.16B
Q1 2026
Positions
81
Top-10 weight
52%
concentration
Last quarter
+13.9%
SPY +14.8%
Turnover
29%
of book per quarter

Strategy in plain words

auto-generated from filings

Rubric Capital Management LP is a diversified fundamental manager, running a $8.16B US long book across 81 positions.

The portfolio is concentrated: the top 10 names carry 52% of the portfolio. The portfolio is actively managed, with meaningful quarterly turnover. Current anchor positions: TALEN ENERGY CORP, FTAI AVIATION LTD, GOLAR LNG LTD, TEVA PHARMACEUTICAL-SP ADR, VIATRIS INC.

Over the last 9 quarters its long book ran on average 2.6pp per quarter ahead of the S&P 500, beating the index in 6 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
-1.6%
Q2 2024
+11.4%
Q3 2024
+9.4%
Q4 2024
-10.7%
Q1 2025
+12.8%
Q2 2025
+22.6%
Q3 2025
+5.3%
Q4 2025
+1.1%
Q1 2026
+13.9%

Sector allocation

Healthcare
27%
Utilities
25%
Services media
11%
Communications
8%
Industrials
8%
Other
6%
Financials
6%
Technology
3%

Long book by quarter

$3.38B
Q1 2024
$3.79B
Q2 2024
$6.11B
Q3 2024
$5.50B
Q4 2024
$5.58B
Q1 2025
$6.22B
Q2 2025
$7.44B
Q3 2025
$8.36B
Q4 2025
$8.16B
Q1 2026

What does Rubric Capital own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
TLN TALEN ENERGY CORPUtilities3.6M$1.15B14.1%Held
FTAI FTAI AVIATION LTDServices media2.6M$631.2M7.7%-30.4%
GLNG GOLAR LNG LTDIndustrials9.2M$496.7M6.1%Held
VTRS VIATRIS INCHealthcare33.5M$452.6M5.5%+31.4%
TAC TRANSALTA CORPUtilities17.8M$232.9M2.9%Held
BGC BGC GROUP INC-AFinancials23.3M$227.9M2.8%+11.0%
VST VISTRA CORPUtilities1.5M$225.5M2.8%-25.0%
CEG CONSTELLATION ENERGYUtilities715.0K$199.7M2.4%+6.7%
ARQT ARCUTIS BIOTHERAPEUTICS INCHealthcare8.3M$194.9M2.4%Held
MCY MERCURY GENERAL CORPFinancials2.2M$189.9M2.3%+4.9%
KNSA KINIKSA PHARMACEUTICALS INTEHealthcare3.8M$180.6M2.2%+12.7%
ZYME ZYMEWORKS INCHealthcare7.0M$175.3M2.1%+21.7%
AKAM AKAMAI TECHNOLOGIES INCServices media1.3M$149.3M1.8%+8.3%
LBTYA LIBERTY GLOBAL LTD-ACommunications11.8M$142.1M1.7%+17.3%
ROIV ROIVANT SCIENCES LTDHealthcare5.0M$138.5M1.7%-44.4%
AMRX AMNEAL PHARMACEUTICALS INCHealthcare11.0M$137.2M1.7%-10.5%
LILAK LIBERTY LATIN AMERIC-CL CCommunications15.4M$135.8M1.7%+44.5%
DK DELEK US HOLDINGS INCEnergy2.7M$121.1M1.5%Held
CMPR CIMPRESS PLCOther1.6M$118.9M1.5%+6.8%
ECVT ECOVYST INCMaterials9.1M$117.5M1.4%-13.0%
LBTYK LIBERTY GLOBAL LTD-CCommunications9.3M$108.6M1.3%+51.3%
ADEA ADEIA INCCommunications4.3M$102.9M1.3%Held
EPC EDGEWELL PERSONAL CARE COOther4.0M$85.4M1.0%+297.2%
ZM ZOOM COMMUNICATIONS INCTechnology1.0M$80.5M1.0%New
TDS TELEPHONE AND DATA SYSTEMSCommunications1.9M$77.9M1.0%Held
GIL GILDAN ACTIVEWEAR INCOther1.4M$77.7M1.0%+444.4%
IART INTEGRA LIFESCIENCES HOLDINGHealthcare7.8M$73.0M0.9%Held
SDGR SCHRODINGER INCHealthcare6.0M$68.2M0.8%+43.8%
SPRY ARS PHARMACEUTICALS INCHealthcare8.0M$64.2M0.8%+29.0%
GEO GEO GROUP INC/THEIndustrials3.7M$62.9M0.8%+7.3%
SSYS STRATASYS LTDTechnology8.0M$62.5M0.8%+9.0%
ANDE ANDERSONS INC/THEConsumer discretionary855.8K$61.4M0.8%-14.9%
MGTX MEIRAGTX HOLDINGS PLCHealthcare7.0M$60.6M0.7%+13.4%
ENOV ENOVIS CORPHealthcare2.5M$55.8M0.7%Held
OPK OPKO HEALTH INCHealthcare47.8M$54.5M0.7%Held
QDEL QUIDELORTHO CORPMaterials3.3M$54.3M0.7%-12.5%
PRMB PRIMO BRANDS CORPConsumer staples2.8M$52.4M0.6%-23.3%
NWL NEWELL BRANDS INCOther15.3M$52.3M0.6%+17.4%
AMCR AMCOR PLCOther1.3M$50.5M0.6%New
RNW RENEW ENERGY GLOBAL PLC-AUtilities11.0M$50.4M0.6%Held
PRTA PROTHENA CORP PLCHealthcare5.0M$48.6M0.6%+36.0%
PTGX PROTAGONIST THERAPEUTICS INCHealthcare428.0K$45.1M0.6%New
TRVI TREVI THERAPEUTICS INCHealthcare3.7M$44.3M0.5%-1.4%
OFIX ORTHOFIX MEDICAL INCHealthcare3.7M$42.7M0.5%Held
COLL COLLEGIUM PHARMACEUTICAL INCHealthcare1.3M$42.3M0.5%-14.5%
CXW CORECIVIC INCReal estate2.1M$38.9M0.5%+5.0%
NRIX NURIX THERAPEUTICS INCHealthcare2.5M$38.3M0.5%Held
DRVN DRIVEN BRANDS HOLDINGS INCServices media3.0M$37.8M0.5%New
CRI CARTER'S INCOther1.0M$36.4M0.4%+121.5%
VISN VISTANCE NETWORKS INCTechnology2.0M$36.4M0.4%New

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 15, 202683$9.44B canonicalSEC ↗
Q4 202513F-HRFeb 13, 202676$8.36B canonicalSEC ↗
Q3 202513F-HRNov 14, 202572$8.86B canonicalSEC ↗
Q2 202513F-HRAug 14, 202566$6.62B canonicalSEC ↗
Q1 202513F-HRMay 14, 202565$5.58B canonicalSEC ↗
Q4 202413F-HRFeb 14, 202569$7.79B canonicalSEC ↗
Q3 202413F-HRNov 13, 202465$6.14B canonicalSEC ↗
Q2 202413F-HRAug 13, 202468$3.81B canonicalSEC ↗
Q1 202413F-HRMay 10, 202468$3.38B canonicalSEC ↗