CIK: 0001687509
Total reported value
$9.4B
Reporting period: 2026-03-31 · Number of holdings: 83
Rubric Capital Management LP disclosed 83 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $9.4B and a quarterly turnover rate of 47.6%.
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Rubric Capital Management LP's disclosed holdings carry a Herfindahl concentration index of 0.052 — mathematically equivalent to about 19 equally-sized positions, well below its 83 actual disclosed holdings. That gap points to a strategy built around a small core of high-conviction bets rather than broad diversification.
Position sizes vary widely across the portfolio (a coefficient of variation of 1.83), with a handful of outsized bets alongside many smaller positions.
No strong tilt toward either adding to existing winners or initiating outsized new positions was observed in the latest reported quarter.
Sector classification currently covers about 49% of this portfolio's disclosed value; the remainder includes holdings (e.g. unmapped tickers, options, or other security types) not yet covered by our sector mapping.
Trim TLN
0.0% -$200.3M
Trim TEVA
-28.6% -$207.2M
Trim FTAI
-30.4% -$97.2M
Trim VST
-25.0% -$97.2M
Add GLNG
0.0% $155.1M
Add VTRS
+31.4% $135.1M
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | IWM | Ishares Russell 2000 ETF | ETF-Small Cap | 13.53% | +13.53% | NEW | |
| 2 | TLN | Talen Energy CORP | Stock-Utilities | 12.18% | -3.97% | — | |
| 3 | FTAI | FTAI Aviation Ltd. | Stock-Industrials | 6.69% | -2.02% | -30.37% | |
| 4 | GLNG | Golar LNG Limited | Stock-Energy | 5.26% | +1.18% | — | |
| 5 | TEVA | Teva Pharmaceutical-sp Adr | Stock-Healthcare | 4.87% | -3.10% | -28.59% | |
| 6 | VTRS | Viatris INC | Stock-Healthcare | 4.79% | +0.99% | +31.37% | |
| 7 | TAC | Transalta CORP | Stock-Other | 2.47% | — | — | |
| 8 | BGC | Bgc Group Inc-a | Stock-Financials | 2.41% | +0.17% | +10.95% | |
| 9 | VST | Vistra CORP | Stock-Utilities | 2.39% | -1.47% | -25.00% | |
| 10 | CEG | Constellation Energy | Stock-Utilities | 2.12% | -0.71% | +6.72% | |
| 11 | ARQT | Arcutis Biotherapeutics INC | Stock-Other | 2.06% | -0.81% | — | |
| 12 | MCY | Mercury General CORP | Stock-Other | 2.01% | — | +4.87% | |
| 13 | KNSA | Kiniksa Pharmaceuticals International, plc | Stock-Other | 1.91% | +0.27% | +12.66% | |
| 14 | ZYME | Zymeworks INC | Stock-Other | 1.86% | +0.05% | +21.74% | |
| 15 | AKAM | Akamai Technologies INC | Stock-Tech | 1.58% | +0.33% | +8.33% | |
| 16 | LBTYA | Liberty Global Ltd. | Stock-Other | 1.51% | +0.18% | +17.31% | |
| 17 | ROIV | Roivant Sciences Ltd. | Stock-Healthcare | 1.47% | -0.87% | -44.44% | |
| 18 | AMRX | Amneal Pharmaceuticals INC | Stock-Other | 1.45% | -0.41% | -10.52% | |
| 19 | LILA | Liberty Latin America Ltd. | Stock-Other | 1.44% | +0.49% | +44.46% | |
| 20 | DK | Delek US Holdings INC | Stock-Other | 1.28% | +0.33% | — | |
| 21 | CMPR | Cimpress plc | Stock-Other | 1.26% | +0.05% | +6.85% | |
| 22 | ECVT | Ecovyst INC | Stock-Other | 1.24% | — | -12.99% | |
| 23 | LBTYA | Liberty Global Ltd. | Stock-Other | 1.15% | +0.34% | +51.26% | |
| 24 | ADEA | Adeia INC | Stock-Other | 1.09% | +0.21% | — | |
| 25 | EPC | Edgewell Personal Care Co | Stock-Other | 0.90% | +0.69% | +297.19% | |
| 26 | ZM | Zoom Communications INC | Stock-Tech | 0.85% | +0.85% | NEW | |
| 27 | TDS | Telephone And Data Systems | Stock-Comm Services | 0.83% | — | — | |
| 28 | GIL | Gildan Activewear INC | Stock-Consumer Disc | 0.82% | +0.63% | +444.38% | |
| 29 | IART | Integra Lifesciences Holding | Stock-Other | 0.77% | -0.38% | — | |
| 30 | SDGR | Schrodinger INC | Stock-Other | 0.72% | — | +43.83% | |
| 31 | SPRY | Ars Pharmaceuticals INC | Stock-Other | 0.68% | — | +29.03% | |
| 32 | GEO | Geo Group Inc/the | Stock-Other | 0.67% | — | +7.35% | |
| 33 | SSYS | Stratasys Ltd. | Stock-Other | 0.66% | — | +8.99% | |
| 34 | ANDE | Andersons Inc/the | Stock-Other | 0.65% | — | -14.90% | |
| 35 | MGTX | MeiraGTx Holdings plc | Stock-Other | 0.64% | — | +13.35% | |
| 36 | ENOV | Enovis CORP | Stock-Other | 0.59% | — | — | |
| 37 | OPK | Opko Health INC | Stock-Other | 0.58% | — | — | |
| 38 | QDEL | Quidelortho CORP | Stock-Other | 0.58% | -0.71% | -12.47% | |
| 39 | PRMB | Primo Brands CORP | Stock-Consumer Staples | 0.56% | — | -23.32% | |
| 40 | NWL | Newell Brands INC | Stock-Consumer Staples | 0.55% | — | +17.36% | |
| 41 | AMCR | Amcor plc | Stock-Consumer Disc | 0.53% | +0.53% | NEW | |
| 42 | RNW | ReNew Energy Global Plc | Stock-Other | 0.53% | — | — | |
| 43 | PRTA | Prothena Corporation plc | Stock-Other | 0.51% | — | +35.97% | |
| 44 | PTGX | Protagonist Therapeutics INC | Stock-Other | 0.48% | +0.48% | NEW | |
| 45 | TRVI | Trevi Therapeutics INC | Stock-Other | 0.47% | — | -1.44% | |
| 46 | OFIX | Orthofix Medical INC | Stock-Other | 0.45% | — | — | |
| 47 | COLL | Collegium Pharmaceutical INC | Stock-Other | 0.45% | -0.38% | -14.49% | |
| 48 | CXW | Corecivic INC | Stock-Other | 0.41% | — | +4.98% | |
| 49 | NRIX | Nurix Therapeutics INC | Stock-Other | 0.41% | — | — | |
| 50 | DRVN | Driven Brands Holdings INC | Stock-Other | 0.40% | +0.40% | NEW |
Performance for Q3 2026
+6.1%
Performance Last 4 Quarters
+3.8%
Based on 69% of reported portfolio value with available pricing
| Period | Holdings | Total value | Stability | Top holdings |
|---|---|---|---|---|
| 2026-03-31 | 83 | $9.4B | 48 | |
| 2025-12-31 | 76 | $8.4B | 52 | |
| 2025-09-30 | 72 | $8.9B | 70 | |
| 2025-06-30 | 66 | $6.6B | 0 | |
| 2025-03-31 | 65 | $5.6B | 100 | |
| 2024-12-31 | 69 | $7.8B | 0 | |
| 2024-09-30 | 65 | $6.1B | 0 | |
| 2024-06-30 | 68 | $3.8B | 0 | |
| 2024-03-31 | 68 | $3.4B | 0 | |
| 2023-12-31 | 58 | $4.8B | 0 | |
| 2023-09-30 | 61 | $2.7B | 0 | |
| 2023-06-30 | 62 | $2.3B | 0 | |
| 2023-03-31 | 71 | $3.9B | 0 | |
| 2022-12-31 | 95 | $2.3B | 0 | |
| 2022-09-30 | 87 | $2.0B | 0 | |
| 2022-06-30 | 88 | $1.9B | 0 | |
| 2022-03-31 | 72 | $2.8B | 0 | |
| 2021-12-31 | 68 | $2.1B | 0 | |
| 2021-09-30 | 57 | $3.6B | 0 | |
| 2021-06-30 | 63 | $1.6B | 100 | |
| 2021-03-31 | 60 | $1.7B | 85 | |
| 2020-12-31 | 64 | $1.4B | 79 | |
| 2020-09-30 | 65 | $1.1B | 80 | |
| 2020-06-30 | 52 | $869.1M | 100 | |
| 2020-03-31 | 52 | $633.2M | 100 | |
| 2019-12-31 | 48 | $884.7M | 90 | |
| 2019-09-30 | 61 | $1.1B | 73 | |
| 2019-06-30 | 54 | $1.3B | 100 | |
| 2019-03-31 | 60 | $1.1B | 94 | |
| 2018-12-31 | 49 | $807.9M | 98 | |
| 2018-09-30 | 52 | $946.3M | 92 | |
| 2018-06-30 | 43 | $1.0B | 76 | |
| 2018-03-31 | 54 | $1.1B | 67 | |
| 2017-12-31 | 51 | $810.2M | 100 | |
| 2017-09-30 | 54 | $1.1B | 0 | |
| 2017-06-30 | 49 | $485.2M | 100 | |
| 2017-03-31 | 36 | $343.5M | 100 | |
| 2016-12-31 | 37 | $291.0M | 0 |
Rubric Capital Management LP's most significant position changes for 2026-03-31: New buy: Ishares Russell 2000 ETF (IWM); Sold out: Fluor CORP (FLR); New buy: Zoom Communications INC (ZM); Sold out: Eos Energy Enterprises INC (EOSE); Sold out: Archer-daniels-midland Co (ADM).
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | GLNG | Golar LNG Limited | +1.2% | — | Unchanged |
| 2 | VTRS | Viatris INC | +1% | +31.37% | Add |
| 3 | EPC | Edgewell Personal Care Co | +0.7% | +297.19% | Add |
| 4 | GIL | Gildan Activewear INC | +0.6% | +444.38% | Add |
| 5 | LILA | Liberty Latin America Ltd. | +0.5% | +44.46% | Add |
| 6 | LBTYA | Liberty Global Ltd. | +0.3% | +51.26% | Add |
| 7 | AKAM | Akamai Technologies INC | +0.3% | +8.33% | Add |
| 8 | DK | Delek US Holdings INC | +0.3% | — | Unchanged |
| 9 | KNSA | Kiniksa Pharmaceuticals International, plc | +0.3% | +12.66% | Add |
| 10 | ABUS | Arbutus Biopharma CORP | +0.2% | +320.62% | Add |
| 11 | ADEA | Adeia INC | +0.2% | — | Unchanged |
| 12 | CRI | Carter's INC | +0.2% | +121.49% | Add |
| 13 | LBTYA | Liberty Global Ltd. | +0.2% | +17.31% | Add |
| 14 | BGC | Bgc Group Inc-a | +0.2% | +10.95% | Add |
| 15 | ✓ | Liberty Latin America LTD Com Cl A | +0.2% | +92.99% | Add |
| 16 | ZYME | Zymeworks INC | +0.1% | +21.74% | Add |
| 17 | CMPR | Cimpress plc | +0.1% | +6.85% | Add |
| 18 | COLL | Collegium Pharmaceutical INC | -0.4% | -14.49% | Trim |
| 19 | IART | Integra Lifesciences Holding | -0.4% | — | Unchanged |
| 20 | PRLB | Proto Labs INC | -0.4% | -56.70% | Trim |
| 21 | AMRX | Amneal Pharmaceuticals INC | -0.4% | -10.52% | Trim |
| 22 | MNKD | Mannkind CORP | -0.4% | -51.58% | Trim |
| 23 | COMP | Compass INC - Class A | -0.6% | -46.47% | Trim |
| 24 | QDEL | Quidelortho CORP | -0.7% | -12.47% | Trim |
| 25 | CEG | Constellation Energy | -0.7% | +6.72% | Add |
| 26 | ARQT | Arcutis Biotherapeutics INC | -0.8% | — | Unchanged |
| 27 | ROIV | Roivant Sciences Ltd. | -0.9% | -44.44% | Trim |
| 28 | VST | Vistra CORP | -1.5% | -25.00% | Trim |
| 29 | FTAI | FTAI Aviation Ltd. | -2% | -30.37% | Trim |
| 30 | TEVA | Teva Pharmaceutical-sp Adr | -3.1% | -28.59% | Trim |
| 31 | TLN | Talen Energy CORP | -4% | — | Unchanged |
| 32 | IWM | Ishares Russell 2000 ETF | — | NEW | New buy |
| 33 | FLR | Fluor CORP | — | EXIT | Sold out |
| 34 | ZM | Zoom Communications INC | — | NEW | New buy |
| 35 | EOSE | Eos Energy Enterprises INC | — | EXIT | Sold out |
| 36 | ADM | Archer-daniels-midland Co | — | EXIT | Sold out |
| 37 | BG | Bunge Global SA | — | EXIT | Sold out |
| 38 | AMCR | Amcor plc | — | NEW | New buy |
| 39 | PTGX | Protagonist Therapeutics INC | — | NEW | New buy |
| 40 | DRVN | Driven Brands Holdings INC | — | NEW | New buy |
| 41 | ✓ | Calavo Growers INC | — | NEW | New buy |
| 42 | VISN | Vistance Networks INC | — | NEW | New buy |
| 43 | GPK | Graphic Packaging Holding Co | — | EXIT | Sold out |
| 44 | NFE | New Fortress Energy INC | — | EXIT | Sold out |
| 45 | BMRN | Biomarin Pharmaceutical INC | — | NEW | New buy |
| 46 | DAR | Darling Ingredients INC | — | EXIT | Sold out |
| 47 | AVO | Mission Produce INC | — | NEW | New buy |
| 48 | VG | Venture Global Inc-cl A | — | NEW | New buy |
| 49 | INDV | Indivior Pharmaceuticals INC | — | NEW | New buy |
| 50 | INDV | Indivior Pharmaceuticals, Inc. | — | EXIT | Sold out |
| Period | Filed | Type | EDGAR |
|---|---|---|---|
| 2026-03-31 | 2026-05-15 | 13F-HR | View on EDGAR |
| 2025-12-31 | 2026-02-13 | 13F-HR | View on EDGAR |
| 2025-09-30 | 2025-11-14 | 13F-HR | View on EDGAR |
| 2025-06-30 | 2025-08-14 | 13F-HR | View on EDGAR |
| 2025-03-31 | 2025-05-14 | 13F-HR | View on EDGAR |
| 2024-12-31 | 2025-02-14 | 13F-HR | View on EDGAR |
| 2024-09-30 | 2024-11-13 | 13F-HR | View on EDGAR |
| 2024-06-30 | 2024-08-13 | 13F-HR | View on EDGAR |
| 2024-03-31 | 2024-05-10 | 13F-HR | View on EDGAR |
| 2023-12-31 | 2024-02-13 | 13F-HR | View on EDGAR |
| 2023-09-30 | 2023-11-15 | Amendment | View on EDGAR |
| 2023-09-30 | 2023-11-14 | 13F-HR | View on EDGAR |
| 2023-06-30 | 2023-08-11 | 13F-HR | View on EDGAR |
| 2023-03-31 | 2023-05-12 | 13F-HR | View on EDGAR |
| 2022-12-31 | 2023-02-10 | 13F-HR | View on EDGAR |
| 2022-09-30 | 2022-11-14 | 13F-HR | View on EDGAR |
| 2022-06-30 | 2022-08-15 | Amendment | View on EDGAR |
| 2022-06-30 | 2022-08-12 | 13F-HR | View on EDGAR |
| 2022-03-31 | 2022-05-13 | 13F-HR | View on EDGAR |
| 2021-12-31 | 2022-02-14 | 13F-HR | View on EDGAR |
| 2021-09-30 | 2021-11-12 | 13F-HR | View on EDGAR |
| 2021-06-30 | 2021-08-13 | 13F-HR | View on EDGAR |
| 2021-03-31 | 2021-05-14 | 13F-HR | View on EDGAR |
| 2020-12-31 | 2021-02-16 | 13F-HR | View on EDGAR |
| 2020-09-30 | 2020-11-13 | 13F-HR | View on EDGAR |
| 2020-06-30 | 2020-08-10 | 13F-HR | View on EDGAR |
| 2020-03-31 | 2020-05-14 | 13F-HR | View on EDGAR |
| 2019-12-31 | 2020-02-14 | 13F-HR | View on EDGAR |
| 2019-09-30 | 2019-11-14 | 13F-HR | View on EDGAR |
| 2019-06-30 | 2019-08-13 | 13F-HR | View on EDGAR |
| 2019-03-31 | 2019-05-10 | 13F-HR | View on EDGAR |
| 2018-12-31 | 2019-02-13 | 13F-HR | View on EDGAR |
| 2018-09-30 | 2018-11-13 | 13F-HR | View on EDGAR |
| 2018-06-30 | 2018-08-14 | 13F-HR | View on EDGAR |
| 2018-03-31 | 2018-05-14 | 13F-HR | View on EDGAR |
| 2017-12-31 | 2018-02-14 | 13F-HR | View on EDGAR |
| 2017-09-30 | 2017-11-22 | Amendment | View on EDGAR |
| 2017-09-30 | 2017-11-13 | 13F-HR | View on EDGAR |
| 2017-06-30 | 2017-08-02 | 13F-HR | View on EDGAR |
| 2017-03-31 | 2017-04-28 | 13F-HR | View on EDGAR |
| 2016-12-31 | 2017-02-03 | 13F-HR | View on EDGAR |
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