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
FALCON MINERALS CORP CL A COM 30607B109 54,651 6,429,479 SH   SOLE None 6,429,479 0 0
EQM MIDSTREAM PARTNERS LP UNIT LTD PARTN 26885B100 50,008 1,156,252 SH   SOLE None 1,156,252 0 0
VIPER ENERGY PARTNERS LP COM UNT RP INT 92763M105 45,187 1,735,295 SH   SOLE None 1,735,295 0 0
ENBRIDGE INC COM 29250N105 30,842 992,357 SH   SOLE None 992,357 0 0
ALTUS MIDSTREAM CO CL A 02215L100 27,938 3,614,271 SH   SOLE None 3,614,271 0 0
CNX MIDSTREAM PARTNERS LP COM UNIT REPST 12654A101 27,750 1,704,529 SH   SOLE None 1,704,529 0 0
NGL ENERGY PARTNERS LP COM UNIT REPST 62913M107 27,569 2,874,730 SH   SOLE None 2,874,730 0 0
ENERGY TRANSFER LP COM UT LTD PTN 29273V100 23,901 1,809,331 SH   SOLE None 1,809,331 0 0
CHENIERE ENERGY INC COM NEW 16411R208 19,788 334,306 SH   SOLE None 334,306 0 0
CVR REFNG LP PUT 12663P957 19,257 8,689 SH Put SOLE None 8,689 0 0
WESTERN GAS EQUITY PARTNERS COMUNT LTD PT 95825R103 14,543 524,438 SH   SOLE None 524,438 0 0
MAGELLAN MIDSTREAM PRTNRS LP COM UNIT RP LP 559080106 14,220 249,209 SH   SOLE None 249,209 0 0
WESTERN GAS PARTNERS LP COM UNIT LP IN 958254104 13,749 325,580 SH   SOLE None 325,580 0 0
NINE ENERGY SVC INC COM 65441V101 13,722 608,774 SH   SOLE None 608,774 0 0
ENVIVA PARTNERS LP COM UNIT 29414J107 13,165 474,402 SH   SOLE None 474,402 0 0
GOLAR LNG LTD BERMUDA SHS G9456A100 12,519 575,335 SH   SOLE None 575,335 0 0
CONSOL ENERGY INC NEW COM 20854L108 9,630 303,704 SH   SOLE None 303,704 0 0
OASIS MIDSTREAM PARTNERS LP COM UNITS REPS 67420T206 9,581 599,169 SH   SOLE None 599,169 0 0
ENABLE MIDSTREAM PARTNERS LP CALL 292480900 9,258 6,848 SH Call SOLE None 6,848 0 0
ENTERPRISE PRODS PARTNERS L CALL 293792907 9,218 3,750 SH Call SOLE None 3,750 0 0
HESS MIDSTREAM PARTNERS LP UNIT LTD PR INT 428104103 8,962 527,776 SH   SOLE None 527,776 0 0
CVR ENERGY INC COM 12662P108 8,830 256,096 SH   SOLE None 256,096 0 0
WESTERN GAS EQUITY PARTNERS CALL 95825R903 8,599 3,102 SH Call SOLE None 3,102 0 0
ENTERPRISE PRODS PARTNERS L COM 293792107 7,679 312,293 SH   SOLE None 312,293 0 0
CVR PARTNERS LP COM 126633106 7,651 2,250,167 SH   SOLE None 2,250,167 0 0
ANTERO MIDSTREAM PARTNERS LP CALL 03673L903 7,577 3,544 SH Call SOLE None 3,544 0 0
TORTOISE MLP FD INC COM 89148B101 7,389 603,147 SH   SOLE None 603,147 0 0
EQM MIDSTREAM PARTNERS LP CALL 26885B900 7,282 1,684 SH Call SOLE None 1,684 0 0
MPLX LP COM UNIT REP LTD 55336V100 6,973 230,122 SH   SOLE None 230,122 0 0
KAYNE ANDERSN MLP MIDS INVT COM 486606106 6,882 500,110 SH   SOLE None 500,110 0 0
KAYNE ANDERSON MDSTM ENERGY COM 48661E108 6,736 698,073 SH   SOLE None 698,073 0 0
WARRIOR MET COAL INC COM 93627C101 6,525 270,630 SH   SOLE None 270,630 0 0
TARGA RES CORP COM 87612G101 4,244 117,812 SH   SOLE None 117,812 0 0
GOLDMAN SACHS MLP ENERGY REN COM 38148G107 4,096 933,003 SH   SOLE None 933,003 0 0
NOBLE MIDSTREAM PARTNERS LP COM UNIT REPST 65506L105 3,189 110,590 SH   SOLE None 110,590 0 0
TORTOISE ENERGY INFRA CORP COM 89147L100 3,105 156,054 SH   SOLE None 156,054 0 0
PLAINS GP HLDGS L P LTD PARTNR INT A 72651A207 2,831 140,824 SH   SOLE None 140,824 0 0
VALERO ENERGY PARTNERS LP COM UNT REP LP 91914J102 2,424 57,472 SH   SOLE None 57,472 0 0
AMERICAN MIDSTREAM PARTNERS CALL 02752P900 2,194 7,265 SH Call SOLE None 7,265 0 0
KINDER MORGAN INC DEL COM 49456B101 1,547 100,597 SH   SOLE None 100,597 0 0
DELEK LOGISTICS PARTNERS LP COM UNT RP INT 24664T103 1,238 42,309 SH   SOLE None 42,309 0 0
USD PARTNERS LP COM UT REP LTD 903318103 798 76,381 SH   SOLE None 76,381 0 0
ANDEAVOR LOGISTICS LP COM UNIT LP INT 03350F106 735 22,624 SH   SOLE None 22,624 0 0
AMERICAN MIDSTREAM PARTNERS COM UNITS 02752P100 665 219,308 SH   SOLE None 219,308 0 0
GOLDMAN SACHS MLP INC OPP FD COM SHS 38147W103 627 89,474 SH   SOLE None 89,474 0 0
NOBLE ENERGY INC COM 655044105 603 32,118 SH   SOLE None 32,118 0 0
PARSLEY ENERGY INC CL A 701877102 524 32,799 SH   SOLE None 32,799 0 0
CHEVRON CORP NEW COM 166764100 472 4,342 SH   SOLE None 4,342 0 0
FTS INTERNATIONAL INC COM 30283W104 451 63,457 SH   SOLE None 63,457 0 0
AUTOMATIC DATA PROCESSING IN COM 053015103 446 3,400 SH   SOLE None 3,400 0 0
JOHNSON & JOHNSON COM 478160104 358 2,771 SH   SOLE None 2,771 0 0
JPMORGAN CHASE & CO COM 46625H100 331 3,392 SH   SOLE None 3,392 0 0
TALOS ENERGY INC COM 87484T108 330 20,233 SH   SOLE None 20,233 0 0
MICROSOFT CORP COM 594918104 325 3,200 SH   SOLE None 3,200 0 0
ENCANA CORP COM 292505104 325 56,200 SH   SOLE None 56,200 0 0
PERMROCK ROYALTY TRUST TR UNIT 714254109 316 53,304 SH   SOLE None 53,304 0 0
PROPETRO HLDG CORP COM 74347M108 293 23,770 SH   SOLE None 23,770 0 0
CARRIZO OIL & GAS INC COM 144577103 292 25,851 SH   SOLE None 25,851 0 0
ISHARES TR MSCI EMG MKT ETF 464287234 264 6,750 SH   SOLE None 6,750 0 0
3M CO COM 88579Y101 244 1,280 SH   SOLE None 1,280 0 0
ABBVIE INC COM 00287Y109 236 2,560 SH   SOLE None 2,560 0 0
PIONEER NAT RES CO COM 723787107 234 1,777 SH   SOLE None 1,777 0 0
WHITING PETE CORP NEW COM NEW 966387409 221 9,741 SH   SOLE None 9,741 0 0