Vault-13

CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT

DALLAS, TX · CIK 1329375 · 13F filing filed 2026-07-28

SEC-registered investment adviser since 2004 · limited partnership

As an employer

$2.2bn reported value +11.3% vs Q1 2026
73positions
48.3%in top 10
14 new 34 added 22 reduced 5 sold out vs Q1 2026

This report includes the holdings of 1 other manager that shares the investment decisions:

Shares in two reports are counted once in each security's totals.

Holdings, Q2 2026

The small lines show how much was held over the last 4 quarters (adjusted for stock splits).

#SecurityTickerShares Value% of portfolioChangeShares change
1 TARGA RES CORP COM TRGP TRGP 614,300 $164.7m7.37% 7.37% ReducedShares held: Q3 2025 682.3k, Q4 2025 681.3k, Q1 2026 652.3k, Q2 2026 614.3k -38.0k -38,000 -5.8%
2 ENERGY TRANSFER L P COM UT LTD PTN ET ET 7,923,600 $151.5m6.78% 6.78% ReducedShares held: Q3 2025 8.2m, Q4 2025 8.0m, Q1 2026 8.0m, Q2 2026 7.9m -74.0k -74,000 -0.9%
3 WILLIAMS COS INC COM WMB WMB 1,866,100 $138.7m6.21% 6.21% AddedShares held: Q3 2025 1.2m, Q4 2025 1.6m, Q1 2026 1.7m, Q2 2026 1.9m +166.0k +166,000 9.8%
4 DT MIDSTREAM INC COMMON STOCK DTM DTM 730,100 $107.1m4.79% 4.79% AddedShares held: Q3 2025 679.3k, Q4 2025 749.3k, Q1 2026 727.1k, Q2 2026 730.1k +3.0k +3,000 0.4%
5 PLAINS GP HLDGS L P LTD PARTNR INT A PAGP PAGP 3,795,000 $92.1m4.12% 4.12% AddedShares held: Q3 2025 3.6m, Q4 2025 3.7m, Q1 2026 3.5m, Q2 2026 3.8m +335.0k +335,000 9.7%
6 MPLX LP COM UNIT REP LTD MPLX MPLX 1,614,600 $91.0m4.07% 4.07% ReducedShares held: Q3 2025 1.7m, Q4 2025 1.9m, Q1 2026 1.9m, Q2 2026 1.6m -244.5k -244,500 -13.2%
7 ONEOK INC NEW COM OKE OKE 985,900 $85.7m3.84% 3.84% ReducedShares held: Q3 2025 1.1m, Q4 2025 1.3m, Q1 2026 1.1m, Q2 2026 985.9k -84.0k -84,000 -7.8%
8 KINETIK HOLDINGS INC COM NEW CL A KNTK KNTK 1,752,000 $84.7m3.79% 3.79% ReducedShares held: Q3 2025 988.4k, Q4 2025 1.8m, Q1 2026 1.9m, Q2 2026 1.8m -122.0k -122,000 -6.5%
9 TC ENERGY CORP COM TRP TRP 1,245,800 $82.6m3.70% 3.70% ReducedShares held: Q3 2025 1.4m, Q4 2025 1.3m, Q1 2026 1.3m, Q2 2026 1.2m -34.8k -34,800 -2.7%
10 CHENIERE ENERGY INC COM NEW LNG LNG 337,800 $80.7m3.61% 3.61% AddedShares held: Q3 2025 450.8k, Q4 2025 324.8k, Q1 2026 279.8k, Q2 2026 337.8k +58.0k +58,000 20.7%
11 KINDER MORGAN INC DEL COM KMI KMI 2,039,400 $65.2m2.92% 2.92% ReducedShares held: Q3 2025 2.6m, Q4 2025 2.9m, Q1 2026 2.7m, Q2 2026 2.0m -682.9k -682,900 -25.1%
12 ENTERPRISE PRODS PARTNERS L COM EPD EPD 1,565,500 $57.5m2.58% 2.58% ReducedShares held: Q3 2025 2.0m, Q4 2025 1.8m, Q1 2026 1.7m, Q2 2026 1.6m -180.0k -180,000 -10.3%
13 WESTERN MIDSTREAM PARTNERS L COM UNIT LP INT WES WES 1,259,900 $55.1m2.47% 2.47% ReducedShares held: Q3 2025 1.3m, Q4 2025 1.5m, Q1 2026 1.7m, Q2 2026 1.3m -417.0k -417,000 -24.9%
14 PEMBINA PIPELINE CORP COM PBA PBA 1,158,100 $53.6m2.40% 2.40% ReducedShares held: Q3 2025 1.6m, Q4 2025 1.3m, Q1 2026 1.4m, Q2 2026 1.2m -199.0k -199,000 -14.7%
15 ENBRIDGE INC COM ENB ENB 956,500 $51.9m2.32% 2.32% ReducedShares held: Q3 2025 501.5k, Q4 2025 601.5k, Q1 2026 1.0m, Q2 2026 956.5k -45.0k -45,000 -4.5%
16 BLOOM ENERGY CORP COM CL A BE BE 136,900 $41.4m1.85% 1.85% AddedShares held: Q3 2025 187.0k, Q4 2025 115.0k, Q1 2026 135.0k, Q2 2026 136.9k +1.9k +1,900 1.4%
17 ARGAN INC COM AGX AGX 45,500 $36.3m1.63% 1.63% AddedShares held: Q3 2025 31.0k, Q4 2025 35.0k, Q1 2026 38.0k, Q2 2026 45.5k +7.5k +7,500 19.7%
18 MASTEC INC COM MTZ MTZ 82,800 $34.4m1.54% 1.54% AddedShares held: Q3 2025 47.0k, Q4 2025 70.5k, Q1 2026 70.9k, Q2 2026 82.8k +11.9k +11,900 16.8%
19 GE VERNOVA INC COM GEV GEV 28,700 $33.7m1.51% 1.51% AddedShares held: Q3 2025 46.8k, Q4 2025 47.9k, Q1 2026 24.0k, Q2 2026 28.7k +4.7k +4,700 19.6%
20 SOLARIS ENERGY INFRAS INC COM CL A SEI SEI 418,000 $33.6m1.50% 1.50% AddedShares held: Q3 2025 0, Q4 2025 61.0k, Q1 2026 388.0k, Q2 2026 418.0k +30.0k +30,000 7.7%
21 QUANTA SVCS INC COM PWR PWR 43,800 $31.5m1.41% 1.41% AddedShares held: Q3 2025 35.0k, Q4 2025 39.0k, Q1 2026 38.0k, Q2 2026 43.8k +5.8k +5,800 15.3%
22 VISTRA CORP COM VST VST 198,000 $31.4m1.41% 1.41% AddedShares held: Q3 2025 230.7k, Q4 2025 208.7k, Q1 2026 183.6k, Q2 2026 198.0k +14.4k +14,400 7.8%
23 NRG ENERGY INC COM NEW NRG NRG 212,700 $31.1m1.39% 1.39% AddedShares held: Q3 2025 152.0k, Q4 2025 162.0k, Q1 2026 170.5k, Q2 2026 212.7k +42.2k +42,200 24.8%
24 SOUTH BOW CORP COM SOBO SOBO 855,500 $30.1m1.35% 1.35% ReducedShares held: Q3 2025 1.5m, Q4 2025 1.5m, Q1 2026 865.5k, Q2 2026 855.5k -10.0k -10,000 -1.2%
25 TALEN ENERGY CORP COM TLN TLN 76,800 $29.5m1.32% 1.32% ReducedShares held: Q3 2025 105.9k, Q4 2025 117.2k, Q1 2026 89.3k, Q2 2026 76.8k -12.5k -12,500 -14.0%
26 SUNOCOCORP LLC COM SHS LLC SUNC SUNC 406,000 $27.5m1.23% 1.23% AddedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 200.0k, Q2 2026 406.0k +206.0k +206,000 103.0%
27 CONSTELLATION ENERGY CORP COM CEG CEG 107,000 $26.6m1.19% 1.19% AddedShares held: Q3 2025 119.7k, Q4 2025 116.7k, Q1 2026 82.7k, Q2 2026 107.0k +24.3k +24,300 29.4%
28 DYCOM INDS INC COM DY DY 52,000 $26.3m1.18% 1.18% AddedShares held: Q3 2025 0, Q4 2025 15.0k, Q1 2026 36.0k, Q2 2026 52.0k +16.0k +16,000 44.4%
29 PALO ALTO NETWORKS INC COM PANW PANW 75,000 $25.6m1.14% 1.14% AddedShares held: Q3 2025 47.0k, Q4 2025 47.0k, Q1 2026 72.0k, Q2 2026 75.0k +3.0k +3,000 4.2%
30 EXCELERATE ENERGY INC CL A COM EE EE 650,000 $24.7m1.10% 1.10% AddedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 325.0k, Q2 2026 650.0k +325.0k +325,000 100.0%
31 KODIAK GAS SVCS INC COM KGS KGS 300,000 $22.5m1.01% 1.01% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 300.0k
32 CROWDSTRIKE HLDGS INC CL A CRWD CRWD 29,000 $22.1m0.99% 0.99% ReducedShares held: Q3 2025 23.0k, Q4 2025 25.0k, Q1 2026 30.0k, Q2 2026 29.0k -1.0k -1,000 -3.3%
33 DIGITALOCEAN HLDGS INC COM DOCN DOCN 140,400 $22.0m0.99% 0.99% AddedShares held: Q3 2025 0, Q4 2025 116.0k, Q1 2026 132.2k, Q2 2026 140.4k +8.2k +8,200 6.2%
34 NEXTRACKER INC CLASS A COM NXT NXT 181,000 $21.6m0.96% 0.96% AddedShares held: Q3 2025 107.0k, Q4 2025 163.0k, Q1 2026 143.0k, Q2 2026 181.0k +38.0k +38,000 26.6%
35 EQT CORP COM EQT EQT 403,258 $21.4m0.96% 0.96% UnchangedShares held: Q3 2025 353.3k, Q4 2025 344.3k, Q1 2026 403.3k, Q2 2026 403.3k
36 WATERBRIDGE INFRASTRUCTURE L CL A SHS REPSTG WBI WBI 620,000 $21.2m0.95% 0.95% AddedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 202.5k, Q2 2026 620.0k +417.5k +417,500 206.2%
37 SELECT WATER SOLUTIONS INC CL A COM WTTR WTTR 1,020,000 $20.4m0.91% 0.91% AddedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 420.0k, Q2 2026 1.0m +600.0k +600,000 142.9%
38 SOLV ENERGY INC COM SHS CL A MWH MWH 520,000 $17.7m0.79% 0.79% AddedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 200.0k, Q2 2026 520.0k +320.0k +320,000 160.0%
39 STERLING INFRASTRUCTURE INC COM STRL STRL 20,550 $17.2m0.77% 0.77% AddedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 11.6k, Q2 2026 20.6k +9.0k +9,000 77.9%
40 VENTURE GLOBAL INC COM CL A VG VG 1,389,000 $15.5m0.69% 0.69% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 1.4m
41 CLOUDFLARE INC CL A COM NET NET 60,000 $14.7m0.66% 0.66% AddedShares held: Q3 2025 30.0k, Q4 2025 30.0k, Q1 2026 50.0k, Q2 2026 60.0k +10.0k +10,000 20.0%
42 IRIDIUM COMMUNICATIONS INC COM IRDM IRDM 236,000 $12.9m0.58% 0.58% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 236.0k
43 MARATHON PETE CORP COM MPC MPC 49,800 $12.7m0.57% 0.57% ReducedShares held: Q3 2025 85.5k, Q4 2025 82.5k, Q1 2026 142.8k, Q2 2026 49.8k -93.0k -93,000 -65.1%
44 PHILLIPS 66 COM PSX PSX 73,100 $12.4m0.55% 0.55% ReducedShares held: Q3 2025 209.7k, Q4 2025 190.9k, Q1 2026 180.1k, Q2 2026 73.1k -107.0k -107,000 -59.4%
45 ENTERGY CORP NEW COM ETR ETR 100,000 $11.5m0.51% 0.51% AddedShares held: Q3 2025 63.0k, Q4 2025 63.0k, Q1 2026 63.0k, Q2 2026 100.0k +37.0k +37,000 58.7%
46 ENTEGRIS INC COM ENTG ENTG 59,000 $10.6m0.47% 0.47% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 59.0k
47 EAGLEROCK LD LLC CL A SHS REP LTD EROK EROK 470,000 $10.0m0.45% 0.45% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 470.0k
48 SNOWFLAKE INC CL A SNOW SNOW 34,000 $8.7m0.39% 0.39% AddedShares held: Q3 2025 13.0k, Q4 2025 23.0k, Q1 2026 29.0k, Q2 2026 34.0k +5.0k +5,000 17.2%
49 NEBIUS GROUP N.V. SHS CLASS A NBIS NBIS 31,300 $8.6m0.39% 0.39% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 31.3k
50 DIGITAL RLTY TR INC COM DLR DLR 47,000 $8.4m0.38% 0.38% AddedShares held: Q3 2025 34.0k, Q4 2025 34.0k, Q1 2026 34.0k, Q2 2026 47.0k +13.0k +13,000 38.2%
51 AMERICAN ELEC PWR CO INC COM AEP AEP 60,000 $8.2m0.37% 0.37% AddedShares held: Q3 2025 25.0k, Q4 2025 25.0k, Q1 2026 25.0k, Q2 2026 60.0k +35.0k +35,000 140.0%
52 DOMINION ENERGY INC COM D D 117,000 $8.0m0.36% 0.36% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 117.0k
53 WEC ENERGY GROUP INC COM WEC WEC 67,000 $7.8m0.35% 0.35% AddedShares held: Q3 2025 26.0k, Q4 2025 35.0k, Q1 2026 35.0k, Q2 2026 67.0k +32.0k +32,000 91.4%
54 DUKE ENERGY CORP NEW COM NEW DUK DUK 61,000 $7.7m0.35% 0.35% AddedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 35.0k, Q2 2026 61.0k +26.0k +26,000 74.3%
55 SOUTHERN CO COM SO SO 80,000 $7.7m0.34% 0.34% AddedShares held: Q3 2025 45.0k, Q4 2025 45.0k, Q1 2026 45.0k, Q2 2026 80.0k +35.0k +35,000 77.8%
56 IREN LIMITED ORDINARY SHARES IREN IREN 157,000 $7.2m0.32% 0.32% UnchangedShares held: Q3 2025 0, Q4 2025 153.0k, Q1 2026 157.0k, Q2 2026 157.0k
57 ARKO CORP COM ARKO ARKO 850,000 $6.8m0.31% 0.31% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 850.0k
58 TXO PARTNERS LP COM UNIT TXO TXO 531,000 $6.6m0.30% 0.30% ReducedShares held: Q3 2025 581.0k, Q4 2025 581.0k, Q1 2026 581.0k, Q2 2026 531.0k -50.0k -50,000 -8.6%
59 ANTERO MIDSTREAM CORP COM AM AM 251,000 $5.7m0.26% 0.26% AddedShares held: Q3 2025 906.0k, Q4 2025 316.0k, Q1 2026 201.0k, Q2 2026 251.0k +50.0k +50,000 24.9%
60 ARKO PETE CORP CL A COM APC APC 300,000 $5.7m0.25% 0.25% ReducedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 712.5k, Q2 2026 300.0k -412.5k -412,451 -57.9%
61 CIPHER MINING INC COM CIFR CIFR 215,000 $5.3m0.24% 0.24% AddedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 170.0k, Q2 2026 215.0k +45.0k +45,000 26.5%
62 NEXTERA ENERGY INC COM NEE NEE 48,000 $4.2m0.19% 0.19% ReducedShares held: Q3 2025 0, Q4 2025 50.0k, Q1 2026 95.0k, Q2 2026 48.0k -47.0k -47,000 -49.5%
63 ALLIANCE RESOURCE PARTNERS L UT LTD PART ARLP ARLP 150,000 $3.6m0.16% 0.16% ReducedShares held: Q3 2025 241.0k, Q4 2025 191.0k, Q1 2026 191.0k, Q2 2026 150.0k -41.0k -41,000 -21.5%
64 ECOLAB INC COM ECL ECL 10,000 $2.8m0.12% 0.12% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 10.0k
65 PLAINS ALL AMERN PIPELINE L UNIT LTD PARTN PAA PAA 105,300 $2.3m0.10% 0.10% AddedShares held: Q3 2025 145.3k, Q4 2025 155.3k, Q1 2026 55.3k, Q2 2026 105.3k +50.0k +50,000 90.4%
66 SOLAREDGE TECHNOLOGIES INC COM SEDG SEDG 35,000 $2.0m0.09% 0.09% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 35.0k
67 ENPHASE ENERGY INC COM ENPH ENPH 40,000 $2.0m0.09% 0.09% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 40.0k
68 NGL ENERGY PARTNERS LP COM UNIT REPST NGL NGL 110,000 $1.8m0.08% 0.08% ReducedShares held: Q3 2025 275.0k, Q4 2025 150.0k, Q1 2026 150.0k, Q2 2026 110.0k -40.0k -40,000 -26.7%
69 CLEANSPARK INC COM NEW CLSK CLSK 32,000 $465.6k0.02% 0.02% UnchangedShares held: Q3 2025 0, Q4 2025 20.0k, Q1 2026 32.0k, Q2 2026 32.0k
70 CORE SCIENTIFIC INC NEW COM CORZ CORZ 7,000 $179.1k0.01% 0.01% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 7.0k
71 QUANTUMSCAPE CORP COM CL A QS QS 20,000 $151.2k0.01% 0.01% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 20.0k
72 COREWEAVE INC COM CL A CRWV CRWV 1,500 $149.3k0.01% 0.01% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 1.5k
73 GENESIS ENERGY L P UNIT LTD PARTN GEL GEL 7,000 $99.2k0.00% 0.00% ReducedShares held: Q3 2025 685.7k, Q4 2025 185.7k, Q1 2026 151.0k, Q2 2026 7.0k -144.0k -144,000 -95.4%

Sold out since Q1 2026

SecurityTickerShares held beforeValue then
PRIMORIS SVCS CORP PRIM PRIM 152,000 $21.7m152.0k shares
VIPER ENERGY INC VNOM VNOM 205,000 $9.6m205.0k shares
CENOVUS ENERGY INC CVE CVE 30,000 $795.9k30.0k shares
GOLAR LNG LTD GLNG GLNG 7,000 $378.8k7.0k shares
NEW FORTRESS ENERGY INC 100,000 $59.0k100.0k shares