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Heronetta Management, L.P.

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13F filer, CIK 1588225, NEW YORK, NY

Heronetta Management, L.P. reported $183,031,226 across 24 holdings for the quarter ended 2025-03-31, in a 13F-HR filed 2025-05-15. Its ten largest share positions make up 74.63% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0000922423-25-000035

Period
2025-03-31
Reported value
$183M
Holdings
24
Top 10 weight
74.63%
New
0
Sold out
0

Largest buys vs the previous quarter

SecurityShares changeApprox. value
SOBOadded+6,000$217K
CPadded+2,000$202K
CNIadded+1,400$196K
MPLXadded+500$26.8K
LNGadded+100$23.1K

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
EPDreduced-5,300-$181K
OKEreduced-1,450-$144K
WMBreduced-1,100-$65.7K
HESMreduced-1,500-$63.4K
WESreduced-900-$36.9K

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q1 2025

Share positions as resolved from 13F-HR 0000922423-25-000035, largest first. % of portfolio is the value over $183,031,226, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
MPLXMPLX LPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 358,364 shares; 2024Q4: 355,564 shares; 2025Q1: 356,064 shares 356,064$19.1M10.41%+500Timeline
EPDENTERPRISE PRODS PARTNERS LQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 558,648 shares; 2024Q4: 554,548 shares; 2025Q1: 549,248 shares 549,248$18.8M10.24%-5,300Timeline
WMBWILLIAMS COS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 277,377 shares; 2024Q4: 277,377 shares; 2025Q1: 276,277 shares 276,277$16.5M9.02%-1,100Timeline
ETENERGY TRANSFER L PQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 891,554 shares; 2024Q4: 884,654 shares; 2025Q1: 884,154 shares 884,154$16.4M8.98%-500Timeline
OKEONEOK INC NEWQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 158,252 shares; 2024Q4: 158,252 shares; 2025Q1: 156,802 shares 156,802$15.6M8.5%-1,450Timeline
ENBENBRIDGE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 197,374 shares; 2024Q4: 197,374 shares; 2025Q1: 197,374 shares 197,374$12.3M6.71%0Timeline
PBAPEMBINA PIPELINE CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 195,698 shares; 2024Q4: 197,698 shares; 2025Q1: 197,698 shares 197,698$11.1M6.05%0Timeline
WESWESTERN MIDSTREAM PARTNERS LQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 228,673 shares; 2024Q4: 228,673 shares; 2025Q1: 227,773 shares 227,773$9.33M5.1%-900Timeline
CPCANADIAN PACIFIC KANSAS CITYQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 85,300 shares; 2024Q4: 87,300 shares; 2025Q1: 89,300 shares 89,300$9.02M4.93%+2,000Timeline
CNQCANADIAN NAT RES LTD MED TERQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 193,600 shares; 2024Q4: 193,600 shares; 2025Q1: 193,600 shares 193,600$8.57M4.68%0Timeline
TRPTC ENERGY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 127,486 shares; 2024Q4: 127,486 shares; 2025Q1: 127,486 shares 127,486$8.44M4.61%0Timeline
CNICANADIAN NATL RY COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 52,000 shares; 2024Q4: 52,000 shares; 2025Q1: 53,400 shares 53,400$7.48M4.09%+1,400Timeline
SUSUNCOR ENERGY INC NEWQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 132,000 shares; 2024Q4: 132,000 shares; 2025Q1: 132,000 shares 132,000$7.36M4.02%0Timeline
FTSFORTIS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 86,000 shares; 2024Q4: 86,000 shares; 2025Q1: 86,000 shares 86,000$5.64M3.08%0Timeline
HESMHESS MIDSTREAM LPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 104,455 shares; 2024Q4: 104,455 shares; 2025Q1: 102,955 shares 102,955$4.35M2.38%-1,500Timeline
PAGPPLAINS GP HLDGS L PQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 196,395 shares; 2024Q4: 196,395 shares; 2025Q1: 196,395 shares 196,395$4.19M2.29%0Timeline
KMIKINDER MORGAN INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 95,125 shares; 2024Q4: 95,125 shares; 2025Q1: 95,125 shares 95,125$2.71M1.48%0Timeline
TRGPTARGA RES CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 10,142 shares; 2024Q4: 10,142 shares; 2025Q1: 10,242 shares 10,242$2.05M1.12%+100Timeline
SOBOSOUTH BOW CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: 40,497 shares; 2025Q1: 46,497 shares 46,497$1.68M0.92%+6,000Timeline
TACTRANSALTA CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 77,000 shares; 2024Q4: 77,000 shares; 2025Q1: 77,000 shares 77,000$1.03M0.56%0Timeline
LNGCHENIERE ENERGY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 2,113 shares; 2024Q4: 2,113 shares; 2025Q1: 2,213 shares 2,213$512K0.28%+100Timeline
CQPCHENIERE ENERGY PARTNERS L PQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 5,810 shares; 2024Q4: 5,810 shares; 2025Q1: 5,810 shares 5,810$384K0.21%0Timeline
AMANTERO MIDSTREAM CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 16,910 shares; 2024Q4: 16,910 shares; 2025Q1: 16,910 shares 16,910$304K0.17%0Timeline
CVECENOVUS ENERGY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 15,000 shares; 2024Q4: 15,000 shares; 2025Q1: 15,000 shares 15,000$300K0.16%0Timeline

How Q1 2025 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0000922423-25-000035 base2025-05-15acceptance time not in the bulk data set