Heronetta Management, L.P.

Institutional manager — quarterly 13F holdings, Q ending 2026-03-31

Reported value
$109.6M
Q ending 2026-03-31
Prior quarter
$172.9M
Q ending 2025-12-31
Change
-36.6% QoQ · -40.1% YoY
Positions
16
reported holdings

Largest positions

All 16 reported positions, Q ending 2026-03-31. A manager can hold shares, calls and puts on the same security at once — such positions are listed as separate rows. Type: Shares = common stock, Put/Call = option positions (valued at the underlying), Principal = debt. Tickers link to stock pages where covered.
HoldingTickerTypeValueShares
Enterprise Prods Partners LEPDShares$18.7M495K
Mplx LpMPLXShares$18.5M324K
Williams Cos IncWMBShares$18.3M251K
Energy Transfer L PETShares$15.4M799K
Oneok Inc NewOKEShares$12.7M141K
Western Midstream Partners LWESShares$8.5M206K
Plains Gp Hldgs L PPAGPShares$4.4M181K
Hess Midstream LpHESMShares$3.6M93K
Kinder Morgan Inc DelKMIShares$3.0M89K
Targa Res CorpTRGPShares$2.6M10K
Enbridge IncENBShares$840K16K
Pembina Pipeline CorpPBAShares$792K18K
Tc Energy CorpTRPShares$740K12K
Cheniere Energy IncLNGShares$709K2K
Antero Midstream CorpAMShares$386K17K
Cheniere Energy Partners L PCQPShares$376K6K

Values as reported in public regulatory filings (USD); holdings are reported quarterly, up to 45 days after quarter end, and may contain reporting errors. Nothing here is investment advice.