What is SEC Form 13F? Ultimate Guide to Institutional Equity Filings
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
CIK: 0001687509
Total reported value
$10.9B
$10.9B
83 檔
36.8%
In Q1 2026, Rubric Capital Management LP's U.S. equity holdings reached a combined market value of $10.9B, distributed across 83 disclosed stock positions.
In Q1 2026, Rubric Capital Management LP displayed an active expansion posture, initiating 17 new positions and adding to 25 existing holdings, outstripping position reductions.
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | IWM | Ishares Russell 2000 ETF | ETF-Small Cap | 13.53% | -13.53% | EXIT | |
| 2 | TLN | Talen Energy CORP | Stock-Utilities | 12.18% | +0.52% | — | |
| 3 | FTAI | FTAI Aviation Ltd. | Stock-Industrials | 6.69% | +0.76% | -30.37% | |
| 4 | GLNG | Golar LNG Limited | Stock-Energy | 5.26% | -1.06% | — | |
| 5 | TEVA | Teva Pharmaceutical-sp Adr | Stock-Healthcare | 4.87% | -0.03% | -28.59% | |
| 6 | VTRS | Viatris Inc | Stock-Healthcare | 4.79% | +0.19% | +31.37% | |
| 7 | TAC | Transalta CORP | Stock-Other | 2.47% | +0.10% | — | |
| 8 | BGC | Bgc Group Inc-a | Stock-Financials | 2.41% | -0.08% | +10.95% | |
| 9 | VST | Vistra CORP | Stock-Utilities | 2.39% | +0.22% | -25.00% | |
| 10 | CEG | Constellation Energy | Stock-Utilities | 2.12% | -2.12% | EXIT | |
| 11 | ARQT | Arcutis Biotherapeutics Inc | Stock-Other | 2.06% | -0.07% | — | |
| 12 | MCY | Mercury General CORP | Stock-Other | 2.01% | -0.50% | +4.87% | |
| 13 | KNSA | Kiniksa Pharmaceuticals International, plc | Stock-Other | 1.91% | +0.44% | +12.66% | |
| 14 | ZYME | Zymeworks Inc | Stock-Other | 1.86% | -0.18% | +21.74% | |
| 15 | AKAM | Akamai Technologies Inc | Stock-Tech | 1.58% | -1.58% | EXIT | |
| 16 | LBTYA | Liberty Global Ltd. | Stock-Other | 1.51% | -0.28% | +17.31% | |
| 17 | ROIV | Roivant Sciences Ltd. | Stock-Healthcare | 1.47% | +0.48% | -44.44% | |
| 18 | AMRX | Amneal Pharmaceuticals Inc | Stock-Other | 1.45% | +0.16% | -10.52% | |
| 19 | LILA | Liberty Latin America Ltd. | Stock-Other | 1.44% | -0.32% | +44.46% | |
| 20 | DK | Delek US Holdings Inc | Stock-Other | 1.28% | -0.03% | — | |
| 21 | CMPR | Cimpress plc | Stock-Other | 1.26% | +0.37% | +6.85% | |
| 22 | ECVT | Ecovyst Inc | Stock-Other | 1.24% | -0.30% | -12.99% | |
| 23 | LBTYA | Liberty Global Ltd. | Stock-Other | 1.15% | -0.22% | +51.26% | |
| 24 | ADEA | Adeia Inc | Stock-Other | 1.09% | -0.45% | — | |
| 25 | EPC | Edgewell Personal Care Co | Stock-Other | 0.90% | -0.03% | +297.19% | |
| 26 | ZM | Zoom Communications Inc | Stock-Tech | 0.85% | +1.34% | — | |
| 27 | TDS | Telephone And Data Systems | Stock-Comm Services | 0.83% | -0.82% | EXIT | |
| 28 | GIL | Gildan Activewear Inc | Stock-Consumer Disc | 0.82% | +1.31% | +444.38% | |
| 29 | IART | Integra Lifesciences Holding | Stock-Other | 0.77% | +0.51% | — | |
| 30 | SDGR | Schrodinger Inc | Stock-Other | 0.72% | +0.23% | +43.83% | |
| 31 | SPRY | Ars Pharmaceuticals Inc | Stock-Other | 0.68% | -0.05% | +29.03% | |
| 32 | GEO | Geo Group Inc/the | Stock-Other | 0.67% | +0.45% | +7.35% | |
| 33 | SSYS | Stratasys Ltd. | Stock-Other | 0.66% | -0.03% | +8.99% | |
| 34 | ANDE | Andersons Inc/the | Stock-Other | 0.65% | -0.02% | -14.90% | |
| 35 | MGTX | MeiraGTx Holdings plc | Stock-Other | 0.64% | +0.49% | +13.35% | |
| 36 | ENOV | Enovis CORP | Stock-Other | 0.59% | +0.15% | — | |
| 37 | OPK | Opko Health Inc | Stock-Other | 0.58% | +0.08% | — | |
| 38 | QDEL | Quidelortho CORP | Stock-Other | 0.58% | -0.05% | -12.47% | |
| 39 | PRMB | Primo Brands CORP | Stock-Consumer Staples | 0.56% | +0.04% | -23.32% | |
| 40 | NWL | Newell Brands Inc | Stock-Consumer Staples | 0.55% | +0.35% | +17.36% | |
| 41 | AMCR | Amcor plc | Stock-Consumer Disc | 0.53% | +1.13% | — | |
| 42 | RNW | ReNew Energy Global Plc | Stock-Other | 0.53% | +0.10% | — | |
| 43 | PRTA | Prothena Corporation plc | Stock-Other | 0.51% | -0.06% | +35.97% | |
| 44 | PTGX | Protagonist Therapeutics Inc | Stock-Other | 0.48% | -0.48% | EXIT | |
| 45 | TRVI | Trevi Therapeutics Inc | Stock-Other | 0.47% | -0.04% | -1.44% | |
| 46 | OFIX | Orthofix Medical Inc | Stock-Other | 0.45% | -0.14% | — | |
| 47 | COLL | Collegium Pharmaceutical Inc | Stock-Other | 0.45% | -0.03% | -14.49% | |
| 48 | CXW | Corecivic Inc | Stock-Other | 0.41% | +0.38% | +4.98% | |
| 49 | NRIX | Nurix Therapeutics Inc | Stock-Other | 0.41% | +1.20% | — | |
| 50 | DRVN | Driven Brands Holdings Inc | Stock-Other | 0.40% | +0.28% | — |
| # | 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 | +0.2% | +92.99% | Add |
| 16 | PRTA | Prothena Corporation plc | +0.1% | +35.97% | Add |
| 17 | ACHC | Acadia Healthcare Co Inc | +0.1% | — | Unchanged |
| 18 | ZYME | Zymeworks Inc | +0.1% | +21.74% | Add |
| 19 | CMPR | Cimpress plc | +0.1% | +6.85% | Add |
| 20 | MGTX | MeiraGTx Holdings plc | +0.1% | +13.35% | Add |
| 21 | TSAT | Telesat CORP | 0% | — | Unchanged |
| 22 | EDSA | Edesa Biotech Inc | 0% | — | Unchanged |
| 23 | ECVT | Ecovyst Inc | 0% | -12.99% | Trim |
| 24 | ANDE | Andersons Inc/the | 0% | -14.90% | Trim |
| 25 | TH | Target Hospitality CORP | 0% | — | Unchanged |
| 26 | TXMD | Therapeuticsmd Inc | 0% | — | Unchanged |
| 27 | GEO | Geo Group Inc/the | — | +7.35% | Add |
| 28 | SEG | Seaport Entertainment Group | — | — | Unchanged |
| 29 | OPK 3.75 01-15-29Bond | Opko Health Inc | — | — | Unchanged |
| 30 | MYPS | Playstudios Inc | 0% | — | Unchanged |
| 31 | HELE | Helen of Troy Limited | 0% | +42.54% | Add |
| 32 | NWL | Newell Brands Inc | 0% | +17.36% | Add |
| 33 | MREO | Mereo Biopharma Group Pl-adr | 0% | — | Unchanged |
| 34 | CXW | Corecivic Inc | 0% | +4.98% | Add |
| 35 | XPER | Xperi Inc | 0% | — | Unchanged |
| 36 | EMBC | Embecta CORP | -0.1% | — | Unchanged |
| 37 | CPRI | Capri Holdings Limited | -0.1% | — | Unchanged |
| 38 | TRVI | Trevi Therapeutics Inc | -0.1% | -1.44% | Trim |
| 39 | TDS | Telephone And Data Systems | -0.1% | — | Unchanged |
| 40 | SSYS | Stratasys Ltd. | -0.1% | +8.99% | Add |
| 41 | OPK | Opko Health Inc | -0.1% | — | Unchanged |
| 42 | NRIX | Nurix Therapeutics Inc | -0.2% | — | Unchanged |
| 43 | PRMB | Primo Brands CORP | -0.2% | -23.32% | Trim |
| 44 | SDGR | Schrodinger Inc | -0.2% | +43.83% | Add |
| 45 | SPRY | Ars Pharmaceuticals Inc | -0.2% | +29.03% | Add |
| 46 | ENOV | Enovis CORP | -0.2% | — | Unchanged |
| 47 | MATV | Mativ Holdings Inc | -0.2% | — | Unchanged |
| 48 | RNW | ReNew Energy Global Plc | -0.2% | — | Unchanged |
| 49 | HRTX | Heron Therapeutics Inc | -0.2% | — | Unchanged |
| 50 | OFIX | Orthofix Medical Inc | -0.2% | — | Unchanged |
According to official SEC Form 13F filings, Rubric Capital Management LP reported a total U.S. public equity portfolio value of $10.9B across 83 disclosed positions in Q1 2026.
Expert Analysis & Guides for Tracking Wall Street Smart Money Movements
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
In terms of portfolio concentration, the top 5 core holdings (including IWM, TLN, FTAI) accounted for 36.8% of total reported equity market value during Q1 2026.
Top New Position Initiated
IWM
市值: $1.3B
Top Position Liquidated / Trimmed
FLR
前期市值: $164.2M
During Q1 2026, Rubric Capital Management LP's top holdings by market value included IWM (13.5%)、TLN (12.2%)、FTAI (6.7%). The largest single position, IWM, represented 13.5% of total portfolio value.
In Q1 2026, Rubric Capital Management LP made 66 total portfolio adjustments, initiating 17 new buys, adding to 25 positions, trimming 14 holdings, and fully liquidating 10 stocks.
All holding records on this page are fetched directly from the U.S. Securities and Exchange Commission (SEC) EDGAR system (Form 13F-HR). AlphaSMO parses CUSIP identifiers and formats data into Schema.org-compliant datasets.
Understand SEC Form 4 insider disclosures for corporate officers, directors, and 10% owners to track executive transactions.
Understand Rule 144 restricted stock sale notices to spot planned insider liquidations before market sell pressure arrives.
Explore the 5% beneficial ownership threshold, 13D vs 13G filing differences, and recent SEC accelerated deadline rules.
Best practices for analyzing 13F quarterly changes without getting misled by stock splits, options, or market valuation drift.
Learn how AlphaSMO's flagship signal detects high-conviction stocks where 13F hedge funds and corporate insiders buy at the same time.