AI Portfolio Summary
In 2026 Q1, Heronetta Management, L.P. maintained a portfolio of 25 distinct positions. They heavily accumulated shares in MPLX LP, increasing their position by 0.1%. Conversely, Heronetta Management, L.P. completely exited their position in CENOVUS ENERGY INC.
Total Positions
25
Quarter
2026 Q1
Top Holding
EPD (17.1%)
Top 10 Concentration
96.5%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-25 of 25
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
EPD
ENTERPRISE PROD...
|
Energy | 17.10% | 9.20% |
#1
1
Prev: #2
|
6.5 | -1,400 | -0.3% |
P
S
|
495,048 | $18,732,616 | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
MPLX
MPLX LP
|
Energy | 16.88% | 9.99% |
#2
1
Prev: #1
|
6.0 | 400 | 0.1% |
P
S
|
324,039 | $18,492,906 | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
WMB
WILLIAMS COS IN...
|
Energy | 16.70% | 8.69% |
#3
Prev: #3
|
5.5 | 1,250 | 0.5% |
P
S
|
251,402 | $18,297,038 | 2013 Q4 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
ET
ENERGY TRANSFER...
|
Energy | 14.08% | 7.65% |
#4
Prev: #4
|
5.0 | -2,900 | -0.4% |
P
S
|
799,229 | $15,425,120 | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
OKE
ONEOK INC NEW
|
Energy | 11.62% | 6.01% |
#5
1
Prev: #6
|
5.0 | -600 | -0.4% |
P
S
|
140,802 | $12,727,093 | 2013 Q4 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
WES
WESTERN MIDSTRE...
|
Bond/Debt | 7.75% | 4.71% |
#6
5
Prev: #11
|
4.1 | no change | no change |
P
S
|
206,361 | $8,495,882 | 2019 Q1 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
PAGP
PLAINS GP HLDGS...
|
Bond/Debt | 4.01% | 2.03% |
#7
9
Prev: #16
|
2.1 | -2,300 | -1.3% |
P
S
|
181,025 | $4,395,287 | 2013 Q4 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
HESM
HESS MIDSTREAM ...
|
Energy | 3.28% | 1.87% |
#8
9
Prev: #17
|
1.8 | -1,400 | -1.5% |
P
S
|
92,505 | $3,595,669 | 2019 Q4 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
KMI
KINDER MORGAN I...
|
Energy | 2.72% | 1.41% |
#9
9
Prev: #18
|
2.1 | no change | no change |
P
S
|
88,725 | $2,974,949 | 2014 Q3 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
TRGP
TARGA RES CORP
|
Energy | 2.37% | 1.09% |
#10
10
Prev: #20
|
1.4 | 100 | 1.0% |
P
S
|
10,342 | $2,593,050 | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
ENB
ENBRIDGE INC
|
Energy | 0.77% | 7.18% |
#11
6
Prev: #5
|
0.3 | -177,759 | -92.0% |
P
S
|
15,507 | $839,549 | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
PBA
PEMBINA PIPELIN...
|
Energy | 0.72% | 5.83% |
#12
4
Prev: #8
|
0.3 | -180,000 | -91.0% |
P
S
|
17,698 | $792,162 | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
TRP
TC ENERGY CORP
|
Energy | 0.68% | 5.85% |
#13
6
Prev: #7
|
0.3 | -125,500 | -91.4% |
P
S
|
11,816 | $739,682 | 2020 Q3 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
LNG
CHENIERE ENERGY...
|
Energy | 0.65% | 0.28% |
#14
8
Prev: #22
|
1.3 | no change | no change |
P
S
|
2,497 | $708,549 | 2022 Q4 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
AM
ANTERO MIDSTREA...
|
Energy | 0.35% | 0.17% |
#15
10
Prev: #25
|
1.1 | no change | no change |
P
S
|
16,910 | $385,548 | 2022 Q4 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
CQP
CHENIERE ENERGY...
|
Energy | 0.34% | 0.18% |
#16
8
Prev: #24
|
1.1 | no change | no change |
P
S
|
5,810 | $375,500 | 2022 Q4 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
CVE
CENOVUS ENERGY ...
|
Energy | 0.00% | 0.20% |
Sold All 😨
(Was: #23) |
0.0 | -15,000 | -100.0% |
CLOSED
|
— | $— | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
SOBO
SOUTH BOW CORP
|
Energy | 0.00% | 1.00% |
Sold All 😨
(Was: #21) |
0.0 | -46,497 | -100.0% |
CLOSED
|
— | $— | 2024 Q4 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
TAC
TRANSALTA CORP
|
Utilities | 0.00% | 1.22% |
Sold All 😨
(Was: #19) |
0.0 | -122,000 | -100.0% |
CLOSED
|
— | $— | 2023 Q4 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
EMRAF
EMERA INC
|
Unknown | 0.00% | 2.60% |
Sold All 😨
(Was: #15) |
0.0 | -66,500 | -100.0% |
CLOSED
|
— | $— | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
FTS
FORTIS INC
|
Utilities | 0.00% | 3.55% |
Sold All 😨
(Was: #14) |
0.0 | -86,000 | -100.0% |
CLOSED
|
— | $— | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
CNI
CANADIAN NATL R...
|
Industrials | 0.00% | 4.19% |
Sold All 😨
(Was: #13) |
0.0 | -53,400 | -100.0% |
CLOSED
|
— | $— | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
SU
SUNCOR ENERGY I...
|
Energy | 0.00% | 4.65% |
Sold All 😨
(Was: #12) |
0.0 | -132,000 | -100.0% |
CLOSED
|
— | $— | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
CNQ
CANADIAN NAT RE...
|
Energy | 0.00% | 5.20% |
Sold All 😨
(Was: #10) |
0.0 | -193,600 | -100.0% |
CLOSED
|
— | $— | 2014 Q3 | 13F Filing | 2026-03-31 | 2026-05-01 | |||
|
CP
CANADIAN PACIFI...
|
Industrials | 0.00% | 5.22% |
Sold All 😨
(Was: #9) |
0.0 | -89,300 | -100.0% |
CLOSED
|
— | $— | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-01 |
Showing 1-25 of 25 holdings