Institutional
Rubric Capital Management LP
CIK 0001687509
$9.44B
Reported AUM
83
Positions
Q1 2026
Period
2026-05-15
Filed
The Brief · Rubric Capital Management LP · Q1 2026
AI · grounded in 13F
Rubric Capital Management LP established a new position in IWM valued at $1.28B. The fund also opened a new position in ZNGA for $80.47M and increased its stake in GIL by 444.38%. On the sell side, the fund closed its position in FLR, exiting the holding for $164.22M.
Portfolio · Q1 2026
Top holdings
QoQ vs Q4 2025
| # | Ticker | Issuer | Value | % of book | Δ shares (QoQ) | Status |
|---|---|---|---|---|---|---|
| 1 | IWM | ISHARES TR | $1.28B | 13.53% | +5,150,000 | NEW |
| 2 | TLN | TALEN ENERGY CORP | $1.15B | 12.18% | — | HELD |
| 3 | FTAI | FTAI AVIATION LTD | $631.2M | 6.69% | -1,123,814 | -30.4% |
| 4 | GLNG | GOLAR LNG LTD | $496.7M | 5.26% | — | HELD |
| 5 | TEVA | TEVA PHARMACEUTICAL INDS LTD | $459.3M | 4.87% | -6,105,510 | -28.6% |
| 6 | VTRS | VIATRIS INC | $452.6M | 4.79% | +8,000,000 | +31.4% |
| 7 | TAC | TRANSALTA CORP | $232.9M | 2.47% | — | HELD |
| 8 | BGC | BGC GROUP INC | $227.9M | 2.41% | +2,300,000 | +11.0% |
| 9 | VST | VISTRA CORP | $225.5M | 2.39% | -500,000 | -25.0% |
| 10 | CEG | CONSTELLATION ENERGY CORP | $199.7M | 2.12% | +45,000 | +6.7% |
| 11 | ARQT | ARCUTIS BIOTHERAPEUTICS INC | $194.9M | 2.06% | — | HELD |
| 12 | MCY | MERCURY GENL CORP NEW | $189.9M | 2.01% | +100,000 | +4.9% |
| 13 | KNSA | KINIKSA PHARMACEUTICALS INTL | $180.6M | 1.91% | +421,347 | +12.7% |
| 14 | ZYME | ZYMEWORKS INC | $175.3M | 1.86% | +1,250,000 | +21.7% |
| 15 | AKAM | AKAMAI TECHNOLOGIES INC | $149.3M | 1.58% | +100,000 | +8.3% |
| 16 | LBTYA | LIBERTY GLOBAL LTD | $142.1M | 1.51% | +1,734,423 | +17.3% |
| 17 | ROIV | ROIVANT SCIENCES LTD | $138.5M | 1.47% | -4,000,000 | -44.4% |
| 18 | AMRX | AMNEAL PHARMACEUTICALS INC | $137.2M | 1.45% | -1,297,352 | -10.5% |
| 19 | LILAK | LIBERTY LATIN AMERICA LTD | $135.8M | 1.44% | +4,738,495 | +44.5% |
| 20 | DK | DELEK US HLDGS INC NEW | $121.1M | 1.28% | — | HELD |
| 21 | CMPR | CIMPRESS PLC | $118.9M | 1.26% | +104,419 | +6.8% |
| 22 | ECVT | ECOVYST INC | $117.5M | 1.24% | -1,363,933 | -13.0% |
| 23 | LBTYK | LIBERTY GLOBAL LTD | $108.6M | 1.15% | +3,137,779 | +51.3% |
| 24 | ADEA | ADEIA INC | $102.9M | 1.09% | — | HELD |
| 25 | EPC | EDGEWELL PERSONAL CARE CO | $85.4M | 0.90% | +2,992,929 | +297.2% |
| 26 | ZNGA | ZOOM COMMUNICATIONS INC | $80.5M | 0.85% | +1,001,006 | NEW |
| 27 | TDS | TELEPHONE & DATA SYS INC | $77.9M | 0.83% | — | HELD |
| 28 | GIL | GILDAN ACTIVEWEAR INC | $77.7M | 0.82% | +1,139,392 | +444.4% |
| 29 | IART | INTEGRA LIFESCIENCES HLDGS C | $73.0M | 0.77% | — | HELD |
| 30 | SDGR | SCHRODINGER INC | $68.2M | 0.72% | +1,828,502 | +43.8% |
| 31 | SPRY | ARS PHARMACEUTICALS INC | $64.2M | 0.68% | +1,800,000 | +29.0% |
| 32 | GEO | GEO GROUP INC | $62.9M | 0.67% | +256,265 | +7.3% |
| 33 | SSYS | STRATASYS LTD | $62.5M | 0.66% | +659,974 | +9.0% |
| 34 | ANDE | ANDERSONS INC | $61.4M | 0.65% | -149,812 | -14.9% |
| 35 | MGTX | MEIRAGTX HLDGS PLC | $60.6M | 0.64% | +824,669 | +13.4% |
| 36 | ENOV | ENOVIS CORPORATION | $55.8M | 0.59% | — | HELD |
| 37 | OPK | OPKO HEALTH INC | $54.5M | 0.58% | — | HELD |
| 38 | QDEL | QUIDELORTHO CORP | $54.3M | 0.58% | -470,876 | -12.5% |
| 39 | PRMB | PRIMO BRANDS CORPORATION | $52.4M | 0.56% | -846,411 | -23.3% |
| 40 | NWL | NEWELL BRANDS INC | $52.3M | 0.55% | +2,257,431 | +17.4% |
| 41 | AMCR | AMCOR PLC | $50.5M | 0.53% | +1,269,396 | NEW |
| 42 | RNW | RENEW ENERGY GLOBAL PLC | $50.4M | 0.53% | — | HELD |
| 43 | PRTA | PROTHENA CORP PLC | $48.6M | 0.51% | +1,322,669 | +36.0% |
| 44 | PTGX | PROTAGONIST THERAPEUTICS INC | $45.1M | 0.48% | +427,998 | NEW |
| 45 | TRVI | TREVI THERAPEUTICS INC | $44.3M | 0.47% | -54,376 | -1.4% |
| 46 | OFIX | ORTHOFIX MED INC | $42.7M | 0.45% | — | HELD |
| 47 | COLL | COLLEGIUM PHARMACEUTICAL INC | $42.3M | 0.45% | -216,825 | -14.5% |
| 48 | CXW | CORECIVIC INC | $38.9M | 0.41% | +97,770 | +5.0% |
| 49 | NRIX | NURIX THERAPEUTICS INC | $38.3M | 0.41% | — | HELD |
| 50 | DRVN | DRIVEN BRANDS HLDGS INC | $37.8M | 0.40% | +3,000,000 | NEW |
| 51 | CVGW | CALAVO GROWERS INC | $36.5M | 0.39% | +1,416,662 | NEW |
| 52 | CRI | CARTERS INC | $36.4M | 0.39% | +558,853 | +121.5% |
| 53 | VISN | VISTANCE NETWORKS INC | $36.4M | 0.39% | +2,000,000 | NEW |
| 54 | MATV | MATIV HOLDINGS INC | $34.6M | 0.37% | — | HELD |
| 55 | LILA | LIBERTY LATIN AMERICA LTD | $32.4M | 0.34% | +1,806,935 | +93.0% |
| 56 | TSAT | TELESAT CORP | $30.5M | 0.32% | — | HELD |
| 57 | ABUS | ARBUTUS BIOPHARMA CORP | $29.8M | 0.32% | +5,051,013 | +320.6% |
| 58 | PRLB | PROTO LABS INC | $27.7M | 0.29% | -636,938 | -56.7% |
| 59 | COMP | COMPASS INC | $27.4M | 0.29% | -3,253,152 | -46.5% |
| 60 | BMRN | BIOMARIN PHARMACEUTICAL INC | $24.9M | 0.26% | +440,560 | NEW |
| 61 | HRTX | HERON THERAPEUTICS INC | $24.0M | 0.25% | — | HELD |
| 62 | AVO | MISSION PRODUCE INC | $23.8M | 0.25% | +1,726,447 | NEW |
| 63 | VG | VENTURE GLOBAL INC | $23.6M | 0.25% | +1,500,000 | NEW |
| 64 | XPER | XPERI INC | $23.2M | 0.25% | — | HELD |
| 65 | TH | TARGET HOSPITALITY CORP | $20.3M | 0.22% | — | HELD |
| 66 | INDV | INDIVIOR PHARMACEUTICALS INC | $20.2M | 0.21% | +662,515 | NEW |
| 67 | ACHC | ACADIA HEALTHCARE COMPANY IN | $19.9M | 0.21% | — | HELD |
| 68 | ADMA | ADMA BIOLOGICS INC | $16.3M | 0.17% | +1,809,408 | NEW |
| 69 | DNOW | DNOW INC | $15.1M | 0.16% | +1,267,527 | NEW |
| 70 | SEG | SEAPORT ENTMT GROUP INC | $12.2M | 0.13% | — | HELD |
| 71 | CPRI | CAPRI HOLDINGS LIMITED | $11.9M | 0.13% | — | HELD |
| 72 | ARDX | ARDELYX INC | $11.1M | 0.12% | +1,860,896 | NEW |
| 73 | EMBC | EMBECTA CORP | $9.2M | 0.10% | — | HELD |
| 74 | MNKD | MANNKIND CORP | $8.9M | 0.09% | -3,856,082 | -51.6% |
| 75 | AERO | GRUPO AEROMEXICO SAB DE CV | $6.5M | 0.07% | +467,129 | NEW |
| 76 | HELE | HELEN OF TROY LTD | $5.3M | 0.06% | +109,289 | +42.5% |
| 77 | MREO | MEREO BIOPHARMA GROUP PLC | $5.1M | 0.05% | — | HELD |
| 78 | EPRX | EUPRAXIA PHARMACEUTICALS INC | $5.0M | 0.05% | +691,170 | NEW |
| 79 | PFSI | PENNYMAC FINL SVCS INC NEW | $4.8M | 0.05% | +54,727 | NEW |
| 80 | EDSA | EDESA BIOTECH INC | $3.6M | 0.04% | — | HELD |
| 81 | TXMD | THERAPEUTICSMD INC | $2.4M | 0.03% | — | HELD |
| 82 | OPK 3.75 01/15/29 | OPKO HEALTH INC | $1.5M | 0.02% | — | HELD |
| 83 | MYPS | PLAYSTUDIOS INC | $1.3M | 0.01% | — | HELD |
| 84 | FLR | FLUOR CORP NEW | — | — | -4,143,808 | EXITED |
| 85 | EOSE | EOS ENERGY ENTERPRISES INC | — | — | -6,500,000 | EXITED |
| 86 | ADM | ARCHER DANIELS MIDLAND CO | — | — | -1,101,583 | EXITED |
| 87 | BG | BUNGE GLOBAL SA | — | — | -676,510 | EXITED |
| 88 | GPK | GRAPHIC PACKAGING HLDG CO | — | — | -2,000,000 | EXITED |
| 89 | NFE | NEW FORTRESS ENERGY INC | — | — | -23,701,399 | EXITED |
| 90 | DAR | DARLING INGREDIENTS INC | — | — | -680,827 | EXITED |
| 91 | INDV | INDIVIOR PLC | — | — | -498,527 | EXITED |
| 92 | SW | SMURFIT WESTROCK PLC | — | — | -400,000 | EXITED |
| 93 | STUB | STUBHUB HLDGS INC | — | — | -784,854 | EXITED |
Source: SEC EDGAR · accession 0001104659-26-062466. 13F discloses long positions only — shorts, foreign equities, and options are excluded.