Q2 2026 13F · SEC CIK 1588225
Heronetta Management, L.P.
Wealth managerFiled 2026-07-28 for Q2 2026. Open the filing ↗ · All SEC filings ↗
- Reported 13F value
- $108.9M
- Reported positions
- 15
- Top holdings a year, 3 yrs
- +17.0%
- Assets under management
- $253.6M
Heronetta Management, L.P. is a wealth manager that reported 15 positions worth $108.9M in its Q2 2026 13F, filed 2026-07-28. Its largest holdings were Williams Companies (WMB, 17.2%), Mplx LP (MPLX, 16.8%), Enterprise Prods Partners L (EPD, 16.7%). A portfolio copying its top holdings returned 17.0% a year over the last 3 years, against 20.4% for the S&P 500.
Heronetta Management, L.P. holdings all 15 positions.
Weights are shares of the filer's total reported 13F value, compared with Q1 2026. Share changes may reflect splits; weight changes also reflect price moves. A 13F shows long US-listed positions only, up to 135 days after the fact.
| Stock | % of 13F value | Share change | Reported value |
|---|---|---|---|
| WMBWilliams Companies | 17.2% | +0.0% | $18.7M |
| MPLXMplx LP | 16.8% | +0.0% | $18.3M |
| EPDEnterprise Prods Partners L | 16.7% | +0.0% | $18.2M |
| ETPCEnergy Transfer L P | 14.0% | +0.0% | $15.3M |
| OKEOneok Inc | 11.2% | +0.0% | $12.2M |
| WESWestern Midstream Partners LP | 8.3% | +0.0% | $9.0M |
| PAGPPlains Gp Hldgs L P | 4.0% | +0.0% | $4.4M |
| HESMHess Midstream LP | 3.2% | +0.0% | $3.5M |
| KMIKinder Morgan Inc Del Com | 2.6% | +0.0% | $2.8M |
| TRGPTarga Res Corp | 2.5% | +0.0% | $2.8M |
| LNGCheniere Energy Inc | 0.9% | +56.1% | $931K |
| ENBEnbridge Inc Com | 0.8% | +0.0% | $841K |
| PBAPembina Pipeline Corp | 0.8% | +0.0% | $819K |
| TRPTc Energy Corp | 0.7% | +0.0% | $783K |
| AMAntero Midstream Corp | 0.4% | +0.0% | $385K |
What Heronetta Management, L.P. bought and sold in Q2 2026, against Q1 2026.
New positions
No new positions among the largest holdings.
Added to
- LNG Cheniere Energy Inc+56.1% shares
Reduced
No position shrank by more than 5%.
Sold out
- CQP Cheniere Energy Partners L Pwas 0.3%
Share counts compared with the Q1 2026 13F; a split also changes share counts.
How the holdings did against the S&P 500.
- 1 year
- +27.1% /yr
- S&P 500 +20.1%
- 3 years
- +17.0% /yr
- S&P 500 +20.4%
- 5 years
- +13.2% /yr
- S&P 500 +11.6%
A portfolio of the filer's 20 largest 13F positions, weighted by value and rebuilt each quarter on the day the filing became public. 13Fs show long US-listed positions only, so this is an estimate of the stock picks, not the fund's reported returns.
Reported 13F value by quarter.
| Quarter | 13F value | Positions |
|---|---|---|
| Q2 2026 | $108.9M | 15 |
| Q1 2026 | $109.6M | 16 |
| Q4 2025 | $172.9M | 25 |
| Q3 2025 | $182.6M | 25 |
| Q2 2025 | $179.5M | 25 |
| Q1 2025 | $183.0M | 24 |
| Q4 2024 | $175.1M | 24 |
| Q3 2024 | $163.6M | 23 |
| Q2 2024 | $156.3M | 23 |
| Q1 2024 | $154.9M | 23 |
| Q4 2023 | $141.2M | 23 |
| Q3 2023 | $136.3M | 23 |
Questions about Heronetta Management, L.P.'s portfolio
What stocks does Heronetta Management, L.P. own?
Heronetta Management, L.P.'s latest 13F, for Q2 2026 and filed Jul 28, 2026, lists 15 positions worth $108.9M. The largest are Williams Companies (WMB) at 17.2%, Mplx LP (MPLX) at 16.8%, Enterprise Prods Partners L (EPD) at 16.7%, Energy Transfer L P (ETPC) at 14.0% and Oneok Inc (OKE) at 11.2%.
What did Heronetta Management, L.P. buy last quarter?
In Q2 2026, Heronetta Management, L.P. added Cheniere Energy Inc (LNG) (+56.1% shares), compared with its Q1 2026 filing.
What did Heronetta Management, L.P. sell last quarter?
In Q2 2026, Heronetta Management, L.P. sold all of Cheniere Energy Partners L P (CQP), compared with its Q1 2026 filing.
How has Heronetta Management, L.P.'s portfolio performed?
A portfolio copying Heronetta Management, L.P.'s 20 largest 13F holdings each quarter, from the day each filing was public, returned +17.0% a year over the last 3 years, against +20.4% for the S&P 500. Over 1 year: +27.1% against +20.1%. Over 5 years: +13.2% a year against +11.6%.
When is Heronetta Management, L.P.'s next 13F filing due?
13F filings are due 45 days after each quarter ends. Heronetta Management, L.P.'s filing for the quarter ending Sep 30, 2026 is due by Nov 14, 2026; this page updates the day after it is published.
How much money does Heronetta Management, L.P. manage?
Heronetta Management, L.P. reported $253.6M of regulatory assets under management on its latest SEC Form ADV. Its 13F, which covers only US-listed stocks and options, totals $108.9M.