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
| # | Stock | Issuer | Price | Day % | 1Y Gr. | 5Y Gr. | Value | % of book | Δ shares (QoQ) | Status |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | IWM | ISHARES TR | $281.65 | -3.55% | 34.35% | 35.27% | $1.28B | 13.53% | +5,150,000 | NEW |
| 2 | TLN | TALEN ENERGY CORP | $364.74 | -3.53% | 41.08% | 572.33% | $1.15B | 12.18% | — | HELD |
| 3 | FTAI | FTAI AVIATION LTD | $234.05 | -6.41% | 82.59% | 1022.34% | $631.2M | 6.69% | −1,123,814 | −30.4% |
| 4 | GLNG | GOLAR LNG LTD | $50.67 | -1.44% | 24.26% | 405.11% | $496.7M | 5.26% | — | HELD |
| 5 | TEVA | TEVA PHARMACEUTICAL INDS LTD | $34.19 | -0.70% | 92.40% | 254.30% | $459.3M | 4.87% | −6,105,510 | −28.6% |
| 6 | VTRS | VIATRIS INC | $15.88 | -0.13% | 89.50% | 39.29% | $452.6M | 4.79% | +8,000,000 | +31.4% |
| 7 | TAC | TRANSALTA CORP | $12.68 | -2.16% | 23.31% | 31.77% | $232.9M | 2.47% | — | HELD |
| 8 | BGC | BGC GROUP INC | $10.86 | 2.84% | 13.60% | 111.82% | $227.9M | 2.41% | +2,300,000 | +11.0% |
| 9 | VST | VISTRA CORP | $148.76 | -3.21% | -13.88% | 750.99% | $225.5M | 2.39% | −500,000 | −25.0% |
| 10 | CEG | CONSTELLATION ENERGY CORP | $254.83 | -3.69% | -14.27% | 474.86% | $199.7M | 2.12% | +45,000 | +6.7% |
| 11 | ARQT | ARCUTIS BIOTHERAPEUTICS INC | $21.23 | -3.28% | 47.74% | -9.00% | $194.9M | 2.06% | — | HELD |
| 12 | MCY | MERCURY GENL CORP NEW | $101.47 | 4.02% | 57.58% | 94.31% | $189.9M | 2.01% | +100,000 | +4.9% |
| 13 | KNSA | KINIKSA PHARMACEUTICALS INTL | $48.42 | -1.65% | 60.17% | 215.85% | $180.6M | 1.91% | +421,347 | +12.7% |
| 14 | ZYME | ZYMEWORKS INC | $24.04 | -4.22% | 90.79% | -25.09% | $175.3M | 1.86% | +1,250,000 | +21.7% |
| 15 | AKAM | AKAMAI TECHNOLOGIES INC | $149.32 | -6.08% | 93.85% | 24.52% | $149.3M | 1.58% | +100,000 | +8.3% |
| 16 | LBTYA | LIBERTY GLOBAL LTD | $11.76 | 1.12% | 21.24% | -14.99% | $142.1M | 1.51% | +1,734,423 | +17.3% |
| 17 | ROIV | ROIVANT SCIENCES LTD | $28.58 | -3.22% | 154.50% | 188.40% | $138.5M | 1.47% | −4,000,000 | −44.4% |
| 18 | AMRX | AMNEAL PHARMACEUTICALS INC | $13.75 | 1.70% | 80.45% | 178.90% | $137.2M | 1.45% | −1,297,352 | −10.5% |
| 19 | LILAK | LIBERTY LATIN AMERICA LTD | $7.61 | 0.53% | 48.63% | -44.97% | $135.8M | 1.44% | +4,738,495 | +44.5% |
| 20 | DK | DELEK US HLDGS INC NEW | $48.28 | 1.28% | 160.41% | 228.46% | $121.1M | 1.28% | — | HELD |
| 21 | CMPR | CIMPRESS PLC | $94.55 | -2.50% | 108.95% | -7.53% | $118.9M | 1.26% | +104,419 | +6.8% |
| 22 | ECVT | ECOVYST INC | $12.85 | -0.62% | 60.83% | 1.92% | $117.5M | 1.24% | −1,363,933 | −13.0% |
| 23 | LBTYK | LIBERTY GLOBAL LTD | $11.33 | 0.80% | 13.76% | -19.43% | $108.6M | 1.15% | +3,137,779 | +51.3% |
| 24 | ADEA | ADEIA INC | $28.98 | -10.44% | 118.76% | 253.25% | $102.9M | 1.09% | — | HELD |
| 25 | EPC | EDGEWELL PERSONAL CARE CO | $19.87 | 0.56% | -24.51% | -47.25% | $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 | $39.16 | -1.26% | 12.29% | 104.13% | $77.9M | 0.83% | — | HELD |
| 28 | GIL | GILDAN ACTIVEWEAR INC | $57.61 | -0.45% | 22.02% | 83.95% | $77.7M | 0.82% | +1,139,392 | +444.4% |
| 29 | IART | INTEGRA LIFESCIENCES HLDGS C | $16.99 | -3.25% | 25.29% | -76.53% | $73.0M | 0.77% | — | HELD |
| 30 | SDGR | SCHRODINGER INC | $14.38 | -9.27% | -41.59% | -78.75% | $68.2M | 0.72% | +1,828,502 | +43.8% |
| 31 | SPRY | ARS PHARMACEUTICALS INC | $8.56 | -5.62% | — | — | $64.2M | 0.68% | +1,800,000 | +29.0% |
| 32 | GEO | GEO GROUP INC | $25.31 | 0.64% | — | — | $62.9M | 0.67% | +256,265 | +7.3% |
| 33 | SSYS | STRATASYS LTD | $8.85 | -7.43% | — | — | $62.5M | 0.66% | +659,974 | +9.0% |
| 34 | ANDE | ANDERSONS INC | $72.81 | -0.22% | — | — | $61.4M | 0.65% | −149,812 | −14.9% |
| 35 | MGTX | MEIRAGTX HLDGS PLC | $9.00 | -5.96% | — | — | $60.6M | 0.64% | +824,669 | +13.4% |
| 36 | ENOV | ENOVIS CORPORATION | $23.78 | 4.02% | — | — | $55.8M | 0.59% | — | HELD |
| 37 | OPK | OPKO HEALTH INC | $1.44 | -1.37% | — | — | $54.5M | 0.58% | — | HELD |
| 38 | QDEL | QUIDELORTHO CORP | $14.33 | -6.34% | — | — | $54.3M | 0.58% | −470,876 | −12.5% |
| 39 | PRMB | PRIMO BRANDS CORPORATION | $22.95 | -0.30% | — | — | $52.4M | 0.56% | −846,411 | −23.3% |
| 40 | NWL | NEWELL BRANDS INC | $3.72 | -3.12% | — | — | $52.3M | 0.55% | +2,257,431 | +17.4% |
| 41 | AMCR | AMCOR PLC | $38.13 | 1.30% | — | — | $50.5M | 0.53% | +1,269,396 | NEW |
| 42 | RNW | RENEW ENERGY GLOBAL PLC | $6.04 | -4.28% | — | — | $50.4M | 0.53% | — | HELD |
| 43 | PRTA | PROTHENA CORP PLC | $8.79 | -4.97% | — | — | $48.6M | 0.51% | +1,322,669 | +36.0% |
| 44 | PTGX | PROTAGONIST THERAPEUTICS INC | $97.38 | -5.26% | — | — | $45.1M | 0.48% | +427,998 | NEW |
| 45 | TRVI | TREVI THERAPEUTICS INC | $13.33 | -4.31% | — | — | $44.3M | 0.47% | −54,376 | −1.4% |
| 46 | OFIX | ORTHOFIX MED INC | $10.29 | -0.48% | — | — | $42.7M | 0.45% | — | HELD |
| 47 | COLL | COLLEGIUM PHARMACEUTICAL INC | $33.38 | 2.11% | — | — | $42.3M | 0.45% | −216,825 | −14.5% |
| 48 | CXW | CORECIVIC INC | $23.21 | 0.65% | — | — | $38.9M | 0.41% | +97,770 | +5.0% |
| 49 | NRIX | NURIX THERAPEUTICS INC | $14.64 | -4.19% | — | — | $38.3M | 0.41% | — | HELD |
| 50 | DRVN | DRIVEN BRANDS HLDGS INC | $13.00 | 0.85% | — | — | $37.8M | 0.40% | +3,000,000 | NEW |
| 51 | CVGW | CALAVO GROWERS INC | $26.09 | 0.00% | — | — | $36.5M | 0.39% | +1,416,662 | NEW |
| 52 | CRI | CARTERS INC | $38.19 | 0.10% | — | — | $36.4M | 0.39% | +558,853 | +121.5% |
| 53 | VISN | VISTANCE NETWORKS INC | $11.75 | -5.32% | — | — | $36.4M | 0.39% | +2,000,000 | NEW |
| 54 | MATV | MATIV HOLDINGS INC | $7.44 | -3.12% | — | — | $34.6M | 0.37% | — | HELD |
| 55 | LILA | LIBERTY LATIN AMERICA LTD | $7.56 | 0.93% | — | — | $32.4M | 0.34% | +1,806,935 | +93.0% |
| 56 | TSAT | TELESAT CORP | $44.56 | -18.97% | — | — | $30.5M | 0.32% | — | HELD |
| 57 | ABUS | ARBUTUS BIOPHARMA CORP | $4.25 | -2.30% | — | — | $29.8M | 0.32% | +5,051,013 | +320.6% |
| 58 | PRLB | PROTO LABS INC | $72.64 | -2.89% | — | — | $27.7M | 0.29% | −636,938 | −56.7% |
| 59 | COMP | COMPASS INC | $7.71 | -2.16% | — | — | $27.4M | 0.29% | −3,253,152 | −46.5% |
| 60 | BMRN | BIOMARIN PHARMACEUTICAL INC | $56.77 | 0.53% | — | — | $24.9M | 0.26% | +440,560 | NEW |
| 61 | HRTX | HERON THERAPEUTICS INC | $0.43 | -10.42% | — | — | $24.0M | 0.25% | — | HELD |
| 62 | AVO | MISSION PRODUCE INC | $10.22 | -3.77% | — | — | $23.8M | 0.25% | +1,726,447 | NEW |
| 63 | VG | VENTURE GLOBAL INC | $12.80 | -2.74% | — | — | $23.6M | 0.25% | +1,500,000 | NEW |
| 64 | XPER | XPERI INC | $7.42 | -4.38% | — | — | $23.2M | 0.25% | — | HELD |
| 65 | TH | TARGET HOSPITALITY CORP | $16.11 | -4.16% | — | — | $20.3M | 0.22% | — | HELD |
| 66 | INDV | INDIVIOR PHARMACEUTICALS INC | $37.62 | 0.44% | — | — | $20.2M | 0.21% | +662,515 | NEW |
| 67 | ACHC | ACADIA HEALTHCARE COMPANY IN | $24.48 | -2.90% | — | — | $19.9M | 0.21% | — | HELD |
| 68 | ADMA | ADMA BIOLOGICS INC | $7.97 | -0.13% | — | — | $16.3M | 0.17% | +1,809,408 | NEW |
| 69 | DNOW | DNOW INC | $13.23 | -2.00% | — | — | $15.1M | 0.16% | +1,267,527 | NEW |
| 70 | SEG | SEAPORT ENTMT GROUP INC | $23.94 | 0.13% | — | — | $12.2M | 0.13% | — | HELD |
| 71 | CPRI | CAPRI HOLDINGS LIMITED | $18.87 | 0.21% | — | — | $11.9M | 0.13% | — | HELD |
| 72 | ARDX | ARDELYX INC | $5.56 | 2.96% | — | — | $11.1M | 0.12% | +1,860,896 | NEW |
| 73 | EMBC | EMBECTA CORP | $3.38 | -0.88% | — | — | $9.2M | 0.10% | — | HELD |
| 74 | MNKD | MANNKIND CORP | $3.40 | -3.41% | — | — | $8.9M | 0.09% | −3,856,082 | −51.6% |
| 75 | AERO | GRUPO AEROMEXICO SAB DE CV | $16.09 | -0.31% | — | — | $6.5M | 0.07% | +467,129 | NEW |
| 76 | HELE | HELEN OF TROY LTD | $24.34 | -2.76% | — | — | $5.3M | 0.06% | +109,289 | +42.5% |
| 77 | MREO | MEREO BIOPHARMA GROUP PLC | $0.31 | -1.57% | — | — | $5.1M | 0.05% | — | HELD |
| 78 | EPRX | EUPRAXIA PHARMACEUTICALS INC | $5.95 | -7.75% | — | — | $5.0M | 0.05% | +691,170 | NEW |
| 79 | PFSI | PENNYMAC FINL SVCS INC NEW | $81.24 | -0.36% | — | — | $4.8M | 0.05% | +54,727 | NEW |
| 80 | EDSA | EDESA BIOTECH INC | $5.46 | -22.99% | — | — | $3.6M | 0.04% | — | HELD |
| 81 | TXMD | THERAPEUTICSMD INC | $1.99 | -0.50% | — | — | $2.4M | 0.03% | — | HELD |
| 82 | OPK 3.75 01/15/29 | OPKO HEALTH INC | — | — | — | — | $1.5M | 0.02% | — | HELD |
| 83 | MYPS | PLAYSTUDIOS INC | $0.61 | 17.31% | — | — | $1.3M | 0.01% | — | HELD |
| 84 | FLR | FLUOR CORP NEW | $47.56 | -5.65% | — | — | — | — | −4,143,808 | EXITED |
| 85 | EOSE | EOS ENERGY ENTERPRISES INC | $7.08 | -12.38% | — | — | — | — | −6,500,000 | EXITED |
| 86 | ADM | ARCHER DANIELS MIDLAND CO | $80.92 | -2.94% | — | — | — | — | −1,101,583 | EXITED |
| 87 | BG | BUNGE GLOBAL SA | $126.46 | -2.29% | — | — | — | — | −676,510 | EXITED |
| 88 | GPK | GRAPHIC PACKAGING HLDG CO | $10.54 | -0.94% | — | — | — | — | −2,000,000 | EXITED |
| 89 | NFE | NEW FORTRESS ENERGY INC | $0.50 | -6.51% | — | — | — | — | −23,701,399 | EXITED |
| 90 | DAR | DARLING INGREDIENTS INC | $59.45 | -2.09% | — | — | — | — | −680,827 | EXITED |
| 91 | INDV | INDIVIOR PLC | $37.62 | 0.44% | — | — | — | — | −498,527 | EXITED |
| 92 | SW | SMURFIT WESTROCK PLC | $41.28 | -2.37% | — | — | — | — | −400,000 | EXITED |
| 93 | STUB | STUBHUB HLDGS INC | $9.29 | -0.96% | — | — | — | — | −784,854 | EXITED |
Source: SEC EDGAR · accession 0001104659-26-062466. 13F discloses long positions only — shorts, foreign equities, and options are excluded.