StockDriftsStockDriftsTop 15 Heronetta Management, L.P. Holdings
| Stock | Company | % Port. | Shares | Value | Activity | Ownership | Avg. Cost | Date |
|---|---|---|---|---|---|---|---|---|
| WMB | WILLIAMS COS INC | 17.16% | 251.4K | $18.7M | +0.00%(+0) | $26.81(+170.09%) | 2026-06-30 | |
| MPLX | MPLX LP | 16.76% | 324.0K | $18.3M | +0.00%(+0) | $32.83(+79.05%) | 2026-06-30 | |
| EPD | ENTERPRISE PRODS PARTNERS L | 16.71% | 495.0K | $18.2M | +0.00%(+0) | $24.36(+56.28%) | 2026-06-30 | |
| ET | ENERGY TRANSFER L P | 14.03% | 799.2K | $15.3M | +0.00%(+0) | $13.61(+51.64%) | 2026-06-30 | |
| OKE | ONEOK INC NEW | 11.24% | 140.8K | $12.2M | +0.00%(+0) | $59.37(+51.98%) | 2026-06-30 | |
| WES | WESTERN MIDSTREAM PARTNERS L | 8.29% | 206.4K | $9.0M | +0.00%(+0) | $34.67(+37.63%) | 2026-06-30 | |
| PAGP | PLAINS GP HLDGS L P | 4.03% | 181.0K | $4.4M | +0.00%(+0) | $11.24(+123.22%) | 2026-06-30 | |
| HESM | HESS MIDSTREAM LP | 3.19% | 92.5K | $3.5M | +0.00%(+0) | $19.59(+107.05%) | 2026-06-30 | |
| KMI | KINDER MORGAN INC DEL | 2.6% | 88.7K | $2.8M | +0.00%(+0) | $22.15(+42.48%) | 2026-06-30 | |
| TRGP | TARGA RES CORP | 2.55% | 10.3K | $2.8M | +0.00%(+0) | $69.94(+282.43%) | 2026-06-30 |
| Performance Metric | 3-Year Annualized | 3-Year Cumulative | 5-Year Annualized | 5-Year Cumulative |
|---|---|---|---|---|
| Top 20 Holdings Weighted | +15.04% | +52.23% | +11.03% | +68.72% |
| Top 20 Holdings Unweighted | +16.04% | +56.25% | +11.72% | +74.02% |
Heronetta Management, L.P. reports $108.93M in US-listed equity holdings across 15 positions in its most recent 13F filing. Its largest disclosed positions are WMB (17.2%), MPLX (16.8%) and EPD (16.7%). The top 20 holdings account for 100.01% of reported assets. Its disclosed equity book has returned +52.23% on a three-year cumulative basis. Figures reflect the Q2 2026 filing.
Portfolio changes
Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.
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Holdings on this page are parsed from Heronetta Management, L.P.’s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1588225). View Heronetta Management, L.P.’s 13F filings on SEC