The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
Estimated average burden
hours per response: 23.8
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
ATLANTICA SUSTAINABLE INFR P SHS G0751N103 1,396 36,749 SH   SOLE 0 36,749 0 0
TECHNIPFMC PLC COM G87110105 800 85,083 SH   SOLE 0 85,083 0 0
ALPS ETF TR ALERIAN MLP 00162Q452 526 20,494 SH   SOLE 0 20,494 0 0
ALTUS MIDSTREAM CO COM NEW CL A 02215L209 1,445 30,443 SH   SOLE 0 30,443 0 0
ANTERO MIDSTREAM CORP COM 03676B102 27,273 3,537,336 SH   SOLE 0 3,537,336 0 0
APACHE CORP COM 037411105 708 49,880 SH   SOLE 0 49,880 0 0
BP MIDSTREAM PARTNERS LP UNIT LTD PTNR 0556EL109 2,235 210,880 SH   SOLE 0 210,880 0 0
BAKER HUGHES COMPANY CL A 05722G100 704 33,788 SH   SOLE 0 33,788 0 0
BLOOM ENERGY CORP COM CL A 093712107 3,800 132,592 SH   SOLE 0 132,592 0 0
BONANZA CREEK ENERGY INC COM NEW 097793400 283 14,626 SH   SOLE 0 14,626 0 0
BROOKFIELD INFRASTRUCTURE CO COM SB VTG SHS A 11275Q107 2,420 33,470 SH   SOLE 0 33,470 0 0
BROOKFIELD RENEWABLE CORP CL A SUB VTG 11284V105 12,299 211,061 SH   SOLE 0 211,061 0 0
CABOT OIL GAS CORP COM 127097103 811 49,831 SH   SOLE 0 49,831 0 0
CHAMPIONX CORPORATION COM 15872M104 404 26,404 SH   SOLE 0 26,404 0 0
CHENIERE ENERGY INC COM NEW 16411R208 158,544 2,641,074 SH   SOLE 0 2,641,074 0 0
CHEVRON CORP NEW COM 166764100 639 7,561 SH   SOLE 0 7,561 0 0
CIMAREX ENERGY CO COM 171798101 1,170 31,205 SH   SOLE 0 31,205 0 0
COMSTOCK RES INC COM 205768302 309 70,784 SH   SOLE 0 70,784 0 0
CONCHO RES INC COM 20605P101 682 11,681 SH   SOLE 0 11,681 0 0
CONOCOPHILLIPS COM 20825C104 697 17,424 SH   SOLE 0 17,424 0 0
CRESTWOOD EQUITY PARTNERS LP UNIT LTD PARTNER 226344208 8,494 447,535 SH   SOLE 0 447,535 0 0
DCP MIDSTREAM LP COM UT LTD PTN 23311P100 10,277 554,932 SH   SOLE 0 554,932 0 0
DEVON ENERGY CORP NEW COM 25179M103 1,019 64,464 SH   SOLE 0 64,464 0 0
DIAMONDBACK ENERGY INC COM 25278X109 959 19,824 SH   SOLE 0 19,824 0 0
EOG RES INC COM 26875P101 791 15,864 SH   SOLE 0 15,864 0 0
EQT CORP COM 26884L109 795 62,546 SH   SOLE 0 62,546 0 0
ENABLE MIDSTREAM PARTNERS LP COM UNIT RP IN 292480100 26,365 5,012,393 SH   SOLE 0 5,012,393 0 0
ENBRIDGE INC COM 29250N105 123,339 3,830,421 SH   SOLE 0 3,830,421 0 0
ENERGY TRANSFER LP COM UT LTD PTN 29273V100 105,410 17,056,656 SH   SOLE 0 17,056,656 0 0
ENLINK MIDSTREAM LLC COM UNIT REP LTD 29336T100 7,543 2,033,086 SH   SOLE 0 2,033,086 0 0
ENPHASE ENERGY INC COM 29355A107 25,551 145,617 SH   SOLE 0 145,617 0 0
ENTERPRISE PRODS PARTNERS L COM 293792107 137,026 6,994,678 SH   SOLE 0 6,994,678 0 0
ENVIVA PARTNERS LP COM UNIT 29414J107 5,802 127,747 SH   SOLE 0 127,747 0 0
EQUITRANS MIDSTREAM CORP COM 294600101 46,930 5,837,066 SH   SOLE 0 5,837,066 0 0
EXXON MOBIL CORP COM 30231G102 1,395 33,850 SH   SOLE 0 33,850 0 0
GENESIS ENERGY L P UNIT LTD PARTN 371927104 28,113 4,527,075 SH   SOLE 0 4,527,075 0 0
HALLIBURTON CO COM 406216101 333 17,618 SH   SOLE 0 17,618 0 0
HESS CORP COM 42809H107 799 15,128 SH   SOLE 0 15,128 0 0
HESS MIDSTREAM LP CL A SHS 428103105 2,232 114,072 SH   SOLE 0 114,072 0 0
HOLLY ENERGY PARTNERS L P COM UT LTD PTN 435763107 773 54,438 SH   SOLE 0 54,438 0 0
JPMORGAN CHASE CO ALERIAN ML ETN 46625H365 268 19,267 SH   SOLE 0 19,267 0 0
KINDER MORGAN INC DEL COM 49456B101 52,856 3,866,538 SH   SOLE 0 3,866,538 0 0
MPLX LP COM UNIT REP LTD 55336V100 70,897 3,274,705 SH   SOLE 0 3,274,705 0 0
MAGELLAN MIDSTREAM PRTNRS LP COM UNIT RP LP 559080106 39,393 928,208 SH   SOLE 0 928,208 0 0
MAGNOLIA OIL GAS CORP CL A 559663109 225 31,899 SH   SOLE 0 31,899 0 0
MARATHON PETE CORP COM 56585A102 6,979 168,740 SH   SOLE 0 168,740 0 0
NGL ENERGY PARTNERS LP COM UNIT REPST 62913M107 627 261,388 SH   SOLE 0 261,388 0 0
NEXTERA ENERGY PARTNERS LP COM UNIT PART IN 65341B106 42,758 637,701 SH   SOLE 0 637,701 0 0
NOBLE MIDSTREAM PARTNERS LP COM UNIT REPST 65506L105 14,452 1,386,982 SH   SOLE 0 1,386,982 0 0
NUSTAR ENERGY LP UNIT COM 67058H102 22,623 1,569,928 SH   SOLE 0 1,569,928 0 0
ONEOK INC NEW COM 682680103 109,750 2,859,559 SH   SOLE 0 2,859,559 0 0
OVINTIV INC COM 69047Q102 936 65,178 SH   SOLE 0 65,178 0 0
PBF LOGISTICS LP UNIT LTD PTNR 69318Q104 223 24,357 SH   SOLE 0 24,357 0 0
PDC ENERGY INC COM 69327R101 544 26,512 SH   SOLE 0 26,512 0 0
PARSLEY ENERGY INC CL A 701877102 983 69,226 SH   SOLE 0 69,226 0 0
PEMBINA PIPELINE CORP COM 706327103 137,167 5,717,367 SH   SOLE 0 5,717,367 0 0
PHILLIPS 66 COM 718546104 5,730 81,921 SH   SOLE 0 81,921 0 0
PHILLIPS 66 PARTNERS LP COM UNIT REP INT 718549207 19,123 724,087 SH   SOLE 0 724,087 0 0
PIONEER NAT RES CO COM 723787107 1,043 9,161 SH   SOLE 0 9,161 0 0
PLAINS ALL AMERN PIPELINE L UNIT LTD PARTN 726503105 67,578 8,201,241 SH   SOLE 0 8,201,241 0 0
PLAINS GP HLDGS L P LTD PARTNR INT A 72651A207 61,169 7,238,962 SH   SOLE 0 7,238,962 0 0
PLUG POWER INC COM NEW 72919P202 1,572 46,371 SH   SOLE 0 46,371 0 0
RATTLER MIDSTREAM LP COM UNITS 75419T103 16,195 1,708,357 SH   SOLE 0 1,708,357 0 0
ROYAL DUTCH SHELL PLC SPONS ADR A 780259206 218 6,214 SH   SOLE 0 6,214 0 0
SHELL MIDSTREAM PARTNERS L P UNIT LTD INT 822634101 16,948 1,681,335 SH   SOLE 0 1,681,335 0 0
SOLAREDGE TECHNOLOGIES INC COM 83417M104 17,748 55,617 SH   SOLE 0 55,617 0 0
SOLARIS OILFIELD INFRSTR INC COM CL A 83418M103 259 31,816 SH   SOLE 0 31,816 0 0
SUNNOVA ENERGY INTL INC. COM 86745K104 5,903 130,795 SH   SOLE 0 130,795 0 0
SUNPOWER CORP COM 867652406 3,429 133,748 SH   SOLE 0 133,748 0 0
SUNRUN INC COM 86771W105 8,234 118,674 SH   SOLE 0 118,674 0 0
TPI COMPOSITES INC COM 87266J104 2,237 42,379 SH   SOLE 0 42,379 0 0
TARGA RES CORP COM 87612G101 110,968 4,206,507 SH   SOLE 0 4,206,507 0 0
TC ENERGY CORP COM 87807B107 73,639 1,797,542 SH   SOLE 0 1,797,542 0 0
VALERO ENERGY CORP COM 91913Y100 5,331 94,242 SH   SOLE 0 94,242 0 0
WESTERN MIDSTREAM PARTNERS L COM UNIT LP INT 958669103 52,774 3,818,666 SH   SOLE 0 3,818,666 0 0
WILLIAMS COS INC COM 969457100 58,674 2,926,368 SH   SOLE 0 2,926,368 0 0
WPX ENERGY INC COM 98212B103 652 80,016 SH   SOLE 0 80,016 0 0