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
RATTLER MIDSTREAM LP COM UNITS 75419T103 38,480 2,159,356 SH   SOLE None 2,159,356 0 0
ENERGY TRANSFER LP COM UT LTD PTN 29273V100 35,738 2,732,251 SH   SOLE None 2,732,251 0 0
TARGA RES CORP COM 87612G101 33,875 843,292 SH   SOLE None 843,292 0 0
FALCON MINERALS CORP CL A COM 30607B109 33,071 5,751,522 SH   SOLE None 5,751,522 0 0
ENTERPRISE PRODS PARTNERS L COM 293792107 29,602 1,035,765 SH   SOLE None 1,035,765 0 0
VIPER ENERGY PARTNERS LP COM UNT RP INT 92763M105 26,321 951,232 SH   SOLE None 951,232 0 0
GOLAR LNG LTD BERMUDA SHS G9456A100 20,151 1,551,235 SH   SOLE None 1,551,235 0 0
SWITCHBACK ENERGY ACQUISITIO UNIT 99/99/9999 87105M201 20,000 2,000,000 SH   SOLE None 2,000,000 0 0
NGL ENERGY PARTNERS LP COM UNIT REPST 62913M107 19,418 1,396,002 SH   SOLE None 1,396,002 0 0
WESTERN MIDSTREAM PARTNERS L COM UNIT LP INT 958669103 19,087 766,862 SH   SOLE None 766,862 0 0
ANTERO RES CORP COM 03674X106 19,059 6,310,811 SH   SOLE None 6,310,811 0 0
ENVIVA PARTNERS LP COM UNIT 29414J107 16,753 524,366 SH   SOLE None 524,366 0 0
CHENIERE ENERGY INC COM NEW 16411R208 12,731 201,881 SH   SOLE None 201,881 0 0
KAYNE ANDERSON MDSTM ENERGY COM 48661E108 12,445 1,149,128 SH   SOLE None 1,149,128 0 0
ANTERO MIDSTREAM PARTNERS LP UNT LTD PARTN 03673L103 11,644 1,573,547 SH   SOLE None 1,573,547 0 0
ALTUS MIDSTREAM CO CL A 02215L100 10,713 3,785,414 SH   SOLE None 3,785,414 0 0
KAYNE ANDERSN MLP MIDS INVT COM 486606106 10,622 734,592 SH   SOLE None 734,592 0 0
NOBLE ENERGY INC COM 655044105 10,066 448,178 SH   SOLE None 448,178 0 0
PLAINS ALL AMERN PIPELINE L UNIT LTD PARTN 726503105 9,772 470,958 SH   SOLE None 470,958 0 0
MAGELLAN MIDSTREAM PRTNRS LP COM UNIT RP LP 559080106 8,562 129,192 SH   SOLE None 129,192 0 0
ARCH COAL INC CL A 039380407 7,274 98,032 SH   SOLE None 98,032 0 0
CVR PARTNERS LP COM 126633106 6,331 1,631,698 SH   SOLE None 1,631,698 0 0
BP MIDSTREAM PARTNERS LP UNIT LTD PTNR 0556EL109 5,961 408,316 SH   SOLE None 408,316 0 0
MPLX LP COM UNIT REP LTD 55336V100 5,923 211,474 SH   SOLE None 211,474 0 0
NATURAL GAS SERVICES GROUP COM 63886Q109 5,774 450,731 SH   SOLE None 450,731 0 0
HESS MIDSTREAM PARTNERS LP UNIT LTD PR INT 428104103 5,230 271,566 SH   SOLE None 271,566 0 0
TORTOISE ACQUISITION CORP UNIT 03/04/2024 89154L209 5,040 500,000 SH   SOLE None 500,000 0 0
SEMGROUP CORP CL A 81663A105 3,291 201,397 SH   SOLE None 201,397 0 0
ISHARES TR IBOXX INV CP ETF 464287242 2,922 22,925 SH   SOLE None 22,925 0 0
EQM MIDSTREAM PARTNERS LP UNIT LTD PARTN 26885B100 2,915 89,135 SH   SOLE None 89,135 0 0
NOBLE MIDSTREAM PARTNERS LP COM UNIT REPST 65506L105 2,871 119,029 SH   SOLE None 119,029 0 0
NEUBERGER BERMAN MLP AND ENR COM 64129H104 2,810 390,327 SH   SOLE None 390,327 0 0
OASIS MIDSTREAM PARTNERS LP COM UNITS REPS 67420T206 2,643 165,476 SH   SOLE None 165,476 0 0
CLEARBRIDGE ENERGY MIDSTRM O COM 18469P100 2,605 299,480 SH   SOLE None 299,480 0 0
CNX MIDSTREAM PARTNERS LP COM UNIT REPST 12654A101 2,446 173,482 SH   SOLE None 173,482 0 0
GASLOG LTD SHS G37585109 2,376 184,868 SH   SOLE None 184,868 0 0
CLEARBRIDGE MLP AND MIDSTRM COM 18469Q108 2,146 240,839 SH   SOLE None 240,839 0 0
FST TR NEW OPPORT MLP & ENE COM 33739M100 1,904 204,100 SH   SOLE None 204,100 0 0
SCORPIO TANKERS INC SHS Y7542C130 1,801 60,517 SH   SOLE None 60,517 0 0
VANGUARD SCOTTSDALE FDS SHRT TRM CORP BD 92206C409 1,555 19,190 SH   SOLE None 19,190 0 0
EQT CORP COM 26884L109 1,191 111,940 SH   SOLE None 111,940 0 0
PARSLEY ENERGY INC CL A 701877102 1,159 68,961 SH   SOLE None 68,961 0 0
MICROSOFT CORP COM 594918104 1,103 7,932 SH   SOLE None 7,932 0 0
ENCANA CORP COM 292505104 818 177,725 SH   SOLE None 177,725 0 0
BP PLC SPONSORED ADR 055622104 813 21,400 SH   SOLE None 21,400 0 0
PDC ENERGY INC COM 69327R101 738 26,580 SH   SOLE None 26,580 0 0
DIAMONDBACK ENERGY INC COM 25278X109 726 8,077 SH   SOLE None 8,077 0 0
NATIONAL ENERGY SERVICES REU SHS G6375R107 688 103,055 SH   SOLE None 103,055 0 0
NORTHERN OIL & GAS INC NEV COM 665531109 675 344,475 SH   SOLE None 344,475 0 0
SOLARIS OILFIELD INFRSTR INC COM CL A 83418M103 598 44,584 SH   SOLE None 44,584 0 0
AUTOMATIC DATA PROCESSING IN COM 053015103 549 3,400 SH   SOLE None 3,400 0 0
SUNCOR ENERGY INC NEW COM 867224107 542 17,150 SH   SOLE None 17,150 0 0
CONOCOPHILLIPS COM 20825C104 537 9,416 SH   SOLE None 9,416 0 0
CENTENNIAL RESOURCE DEV INC CL A 15136A102 527 116,629 SH   SOLE None 116,629 0 0
TALOS ENERGY INC COM 87484T108 496 24,411 SH   SOLE None 24,411 0 0
WPX ENERGY INC COM 98212B103 491 46,356 SH   SOLE None 46,356 0 0
CALLON PETE CO DEL COM 13123X102 467 107,630 SH   SOLE None 107,630 0 0
MARATHON PETE CORP COM 56585A102 449 7,396 SH   SOLE None 7,396 0 0
JPMORGAN CHASE & CO COM 46625H100 399 3,392 SH   SOLE None 3,392 0 0
CABOT OIL & GAS CORP COM 127097103 387 22,035 SH   SOLE None 22,035 0 0
LAREDO PETROLEUM INC COM 516806106 360 149,186 SH   SOLE None 149,186 0 0
JOHNSON & JOHNSON COM 478160104 359 2,771 SH   SOLE None 2,771 0 0
NINE ENERGY SVC INC COM 65441V101 330 53,495 SH   SOLE None 53,495 0 0
CINTAS CORP COM 172908105 282 1,050 SH   SOLE None 1,050 0 0
ISHARES TR MSCI EMG MKT ETF 464287234 276 6,750 SH   SOLE None 6,750 0 0
CONCHO RES INC COM 20605P101 273 4,015 SH   SOLE None 4,015 0 0
KEANE GROUP INC COM 48669A108 242 40,000 SH   SOLE None 40,000 0 0
3M CO COM 88579Y101 210 1,280 SH   SOLE None 1,280 0 0
JACOBS ENGR GROUP INC COM 469814107 205 2,242 SH   SOLE None 2,242 0 0
ABBOTT LABS COM 002824100 201 2,400 SH   SOLE None 2,400 0 0