Tortoise Capital Advisors, L.L.C. holds a focused book of 90 stocks worth $9.6B as of Q1 2026 (disclosed May 15, 2026, a ~45-day 13F lag). This quarter they opened Chevron Corp and trimmed MPLX LP. Their largest long position is Targa Resources Corp. at 9% of the equity book.
The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/funds/1280965/holdings"
Use Arkolith to show TORTOISE CAPITAL ADVISORS, L.L.C.'s latest holdings, largest changes, and filing provenance.
Top-heavy: focused book
Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.
46% mapped to company sectors
Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.
Estimated $ traded · quarter-end prices, no cost basis
Bars show each stock's share of the portfolio. Click a row for its position history.
| # | Security | Value | Shares | % Port | Last move | History |
|---|---|---|---|---|---|---|
| 1 | Targa Resources Corp. cs | $889.3M | 3.55M | 9.3% | ▲+4.7% Added · +158K sh | |
| 2 | Williams Cos Inc Com cs | $836.9M | 11.50M | 8.7% | ▲+1.2% Added · +136K sh | |
| 3 | Energy Transfer LP lp | $761.6M | 39.46M | 7.9% | ▲+2.0% Added · +787K sh | |
| 4 | MPLX LP lp | $756.8M | 13.26M | 7.9% | ▼−0.4% Reduced · −59K sh | |
| 5 | Cheniere Energy Inc. cs | $725.8M | 2.56M | 7.6% | ▲+11% Added · +263K sh | |
| 6 | Enterprise Products Partners L lp | $562.4M | 14.86M | 5.9% | ▲+4.1% Added · +580K sh | |
| 7 | ONEOK Inc cs | $550.7M | 6.09M | 5.7% | ▲+5.4% Added · +311K sh | |
| 8 | TC Energy Corp. cs | $501.3M | 8.01M | 5.2% | ▼−13% Reduced · −1.2M sh | |
| 9 | DT Midstream Inc cs | $405.0M | 3.01M | 4.2% | ▲+0.9% Added · +27K sh | |
| 10 | Enbridge Inc cs | $362.6M | 6.70M | 3.8% | ▼−5.1% Reduced · −360K sh | |
| 11 | Western Midstream Partners LP lp | $361.5M | 8.78M | 3.8% | ▲+2.8% Added · +240K sh | |
| 12 | Plains GP Holdings, L.P. cs | $286.5M | 11.80M | 3.0% | ▲+0.8% Added · +95K sh | |
| 13 | Kinder Morgan Inc cs | $263.3M | 7.85M | 2.7% | ▼−14% Reduced · −1.3M sh | |
| 14 | Antero Midstream Corporation cs | $254.4M | 11.16M | 2.7% | ▼−2.1% Reduced · −244K sh | |
| 15 | Plains All American Pipeline L lp | $241.0M | 10.79M | 2.5% | ▲+13% Added · +1.3M sh | |
| 16 | Pembina Pipeline Corporation cs | $177.8M | 3.98M | 1.9% | ▲+3.4% Added · +130K sh | |
| 17 | Hess Midstream LP lp | $173.6M | 4.47M | 1.8% | ▲+1.0% Added · +45K sh | |
| 18 | Constellation Energy Corp Com cs | $110.8M | 396.8K | 1.2% | ▲+84% Added · +182K sh | |
| 19 | Sempra Energy cs | $109.8M | 1.13M | 1.1% | ▼−30% Reduced · −473K sh | |
| 20 | Evergy Inc Com cs | $103.8M | 1.27M | 1.1% | ▼−7.1% Reduced · −97K sh | |
| 21 | Clearway Energy, Inc. cs | $101.5M | 2.58M | 1.1% | ▼−1.7% Reduced · −45K sh | |
| 22 | Vistra Corp. cs | $71.6M | 476.2K | 0.7% | ▲+18% Added · +72K sh | |
| 23 | Cheniere Energy Partners LP lp | $71.5M | 1.11M | 0.7% | ▲+1.3% Added · +14K sh | |
| 24 | NRG Energy Inc. cs | $57.8M | 395.3K | 0.6% | ▲+23% Added · +74K sh | |
| 25 | Sunoco LP lp | $53.0M | 815.5K | 0.6% | ▲+1.9% Added · +15K sh | |
| 26 | Entergy Corporation cs | $48.2M | 428.8K | 0.5% | ▲+9.2% Added · +36K sh | |
| 27 | Talen Energy Corp. cs | $44.4M | 139.0K | 0.5% | ▲+19% Added · +22K sh | |
| 28 | EQT Corp cs | $44.1M | 692.7K | 0.5% | ▲+4.7% Added · +31K sh | |
| 29 | Kodiak Gas Services Inc cs | $42.4M | 726.2K | 0.4% | ▲+0.8% Added · +6K sh | |
| 30 | Marathon Petroleum Corp cs | $41.4M | 169.7K | 0.4% | ▲+512% Added · +142K sh | |
| 31 | Valero Energy Corp cs | $41.4M | 167.4K | 0.4% | ▲+435% Added · +136K sh | |
| 32 | Excelerate Energy Inc. cs | $39.5M | 1.18M | 0.4% | ▲+1.5% Added · +18K sh | |
| 33 | Xcel Energy cs | $35.0M | 440.6K | 0.4% | ▲+10% Added · +41K sh | |
| 34 | Centerpoint Energy Inc cs | $33.5M | 776.8K | 0.3% | ▲+0.6% Added · +5K sh | |
| 35 | Nisource Inc cs | $32.5M | 696.2K | 0.3% | ▼−0.7% Reduced · −5K sh | |
| 36 | South Bow Corp cs | $32.0M | 960.1K | 0.3% | ▲+1.9% Added · +18K sh | |
| 37 | Dte Energy Co Com cs | $18.0M | 123.2K | 0.2% | ▲+0.9% Added · +1K sh | |
| 38 | Kinetik Holdings Inc cs | $17.8M | 367.8K | 0.2% | ▲+1.4% Added · +5K sh | |
| 39 | WEC Energy Group, Inc. cs | $17.6M | 152.4K | 0.2% | ▼−1.4% Reduced · −2K sh | |
| 40 | Cms Energy Corp Com cs | $17.4M | 223.9K | 0.2% | ▲+3.3% Added · +7K sh | |
| 41 | Core Scientific Inc cs | $16.6M | 1.11M | 0.2% | ▲+7.9% Added · +81K sh | |
| 42 | Chevron Corp cs | $16.2M | 78.3K | 0.2% | ▲New New position | |
| 43 | Expand Energy Corp cs | $15.7M | 143.2K | 0.2% | ▼−47% Reduced · −128K sh | |
| 44 | Antero Resources Corp cs | $15.5M | 366.0K | 0.2% | ▼−0.7% Reduced · −3K sh | |
| 45 | Phillips 66 cs | $14.7M | 80.7K | 0.2% | ▼−26% Reduced · −29K sh | |
| 46 | Coterra Energy Inc. cs | $14.2M | 403.4K | 0.1% | ▲+11% Added · +41K sh | |
| 47 | Ovintiv Inc. cs | $13.7M | 230.2K | 0.1% | ▲+0.1% Added · +198 sh | |
| 48 | Fermi LLC cs | $13.3M | 2.28M | 0.1% | ▲+110% Added · +1.2M sh | |
| 49 | Diamondback Energy Inc cs | $10.2M | 51.7K | 0.1% | ▲New New position | |
| 50 | Dell Technologies Inc cs | $10.1M | 61.3K | 0.1% | ▲+79% Added · +27K sh |
As-of date vs the date the SEC received each filing
| Quarter | As of | Filed | Positions | Value | Form |
|---|---|---|---|---|---|
| Q1 2026 | Mar 31, 2026 | May 15, 2026 | 108 | $9.6B | 13F-HR |
| Q4 2025 | Dec 31, 2025 | Feb 17, 2026 | 104 | $7.9B | 13F-HR |
| Q3 2025 | Sep 30, 2025 | Nov 13, 2025 | 100 | $7.8B | 13F-HR |
| Q2 2025 | Jun 30, 2025 | Aug 14, 2025 | 73 | $7.7B | 13F-HR |
| Q1 2025 | Mar 31, 2025 | May 14, 2025 | 56 | $8.3B | 13F-HR |
| Q4 2024 | Dec 31, 2024 | Feb 13, 2025 | 51 | $7.8B | 13F-HR |
| Q3 2024 | Sep 30, 2024 | Nov 13, 2024 | 105 | $7.8B | 13F-HR |
| Q2 2024 | Jun 30, 2024 | Aug 5, 2024 | 110 | $7.6B | 13F-HR |
| Q1 2024 | Mar 31, 2024 | May 10, 2024 | 114 | $7.2B | 13F-HR |
| Q4 2023 | Dec 31, 2023 | Feb 14, 2024 | 140 | $6.5B | 13F-HR |
| Q3 2023 | Sep 30, 2023 | Nov 13, 2023 | 142 | $6.6B | 13F-HR |
| Q2 2023 | Jun 30, 2023 | Aug 14, 2023 | 148 | $6.6B | 13F-HR |
| Q1 2023 | Mar 31, 2023 | May 11, 2023 | 153 | $6.7B | 13F-HR |
| Q4 2022 | Dec 31, 2022 | Feb 13, 2023 | 164 | $6.7B | 13F-HR |
| Q3 2022 | Sep 30, 2022 | Nov 14, 2022 | 171 | $6.3B | 13F-HR |
| Q2 2022 | Jun 30, 2022 | Aug 15, 2022 | 216 | $6.4B | 13F-HR/A |
| Q1 2022 | Mar 31, 2022 | May 16, 2022 | 203 | $7.5B | 13F-HR |
| Q4 2021 | Dec 31, 2021 | Feb 14, 2022 | 186 | $6.6B | 13F-HR |
| Q3 2021 | Sep 30, 2021 | Nov 4, 2021 | 198 | $6.2B | 13F-HR |
| Q2 2021 | Jun 30, 2021 | Aug 10, 2021 | 184 | $6.6B | 13F-HR |
| Q1 2021 | Mar 31, 2021 | May 17, 2021 | 175 | $6.0B | 13F-HR |
| Q4 2020 | Dec 31, 2020 | Feb 16, 2021 | 124 | $5.2B | 13F-HR/A |
Holdings from SEC EDGAR 13F-HR filings, updated quarterly ~45 days after quarter-end. Public domain. The book and weighting are long equity only; disclosed put/call options are listed separately and excluded from those totals. The performance line is a simulation of the disclosed long book, not an audited return.