Heronetta Management, L.P.
In its 13F for Q2 2026 (holdings as of June 30, 2026, filed July 28, 2026), Heronetta Management, L.P. reported 15 stock positions worth $108.9 million. Its top holding was Williams Cos (WMB) at 17.2% of the portfolio, followed by MPLX (MPLX, 16.8%) and Enterprise Products Partners (EPD, 16.7%). Compared with Q1 2026, it sold out of 1 and added to 1. The biggest buy was Cheniere Energy (LNG, shares +56%) and the biggest sale an exit from Cheniere Energy Partners (CQP).
- Most Recent 13F
- Q2 2026
- Location
- NEW YORK, NY
- CIK
- 0001588225
- Portfolio Value
- $108.9M (Q2 2026)
- SEC Filing
- 0000922423-26-000018 ↗ filed Jul 28, 2026
Holdings Value
Holdings 15 stocks · $108.9M
| WMB Williams Cos Inc. | 17.16% | 251,402 | $18.7M | No change |
| MPLX MPLX LP | 16.76% | 324,039 | $18.3M | No change |
| EPD Enterprise Products Partners | 16.71% | 495,048 | $18.2M | No change |
| ET Energy Transfer LP | 14.03% | 799,229 | $15.3M | No change |
| OKE Oneok Inc. | 11.24% | 140,802 | $12.2M | No change |
| WES Western Midstream Partners L | 8.29% | 206,361 | $9.0M | No change |
| PAGP Plains GP Holdings LP | 4.03% | 181,025 | $4.4M | No change |
| HESM Hess Midstream LP Class A | 3.19% | 92,505 | $3.5M | No change |
| KMI Kinder Morgan Inc. | 2.60% | 88,725 | $2.8M | No change |
| TRGP Targa Resources Corp. | 2.55% | 10,342 | $2.8M | No change |
| LNG Cheniere Energy Inc. | 0.85% | 3,897 | $931K | Add +56.1% |
| ENB Enbridge Inc. | 0.77% | 15,507 | $841K | No change |
| PBA Pembina Pipeline Corp. | 0.75% | 17,698 | $819K | No change |
| TRP TC Energy Corp. | 0.72% | 11,816 | $783K | No change |
| AM Antero Midstream Corp. | 0.35% | 16,910 | $385K | No change |
Portfolio Sells Q1 2026 → Q2 2026
| CQP Cheniere Energy Partners LP | Sold out | 0.00% | −0.34 |
Portfolio Buys Q1 2026 → Q2 2026
| LNG Cheniere Energy Inc. | Add +56.1% | 0.85% | +0.21 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 15 | $108.9M | WMB, MPLX, EPD, ET, OKE |
| Q1 2026 | 16 | $109.6M | EPD, MPLX, WMB, ET, OKE |
| Q4 2025 | 25 | $172.9M | MPLX, EPD, WMB, ET, ENB |
| Q3 2025 | 25 | $182.6M | MPLX, WMB, EPD, ET, ENB |
| Q2 2025 | 25 | $179.5M | MPLX, WMB, EPD, ET, OKE |
| Q1 2025 | 24 | $183.0M | MPLX, EPD, WMB, ET, OKE |
| Q4 2024 | 24 | $175.1M | EPD, ET, MPLX, OKE, WMB |
| Q3 2024 | 23 | $163.6M | EPD, MPLX, OKE, ET, WMB |
| Q2 2024 | 23 | $156.3M | EPD, MPLX, ET, OKE, WMB |
| Q1 2024 | 23 | $154.9M | EPD, MPLX, ET, OKE, WMB |