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
3M CO COM 88579Y101 2,049 11,533 SH   SOLE   0 0 11,533
ABBOTT LABS COM 002824100 380 2,703 SH   SOLE   0 0 2,703
ABBVIE INC COM 00287Y109 566 4,177 SH   SOLE   0 0 4,177
ACTIVISION BLIZZARD INC COM 00507V109 4,905 73,722 SH   SOLE   0 0 73,722
ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 2,949 24,823 SH   SOLE   0 0 24,823
ALLEGHANY CORP DEL COM 017175100 3,094 4,634 SH   SOLE   0 0 4,634
ALPHABET INC CAP STK CL C 02079K107 1,088 376 SH   SOLE   0 0 376
ALPHABET INC CAP STK CL A 02079K305 2,399 828 SH   SOLE   0 0 828
AMAZON COM INC COM 023135106 257 77 SH   SOLE   0 0 77
AMERICAN INTL GROUP INC COM NEW 026874784 358 6,301 SH   SOLE   0 0 6,301
ANTERO MIDSTREAM CORP COM 03676B102 4,855 501,600 SH   SOLE   0 0 501,600
ANTERO RESOURCES CORP COM 03674X106 6,183 353,300 SH   SOLE   0 0 353,300
AON PLC SHS CL A G0403H108 458 1,523 SH   SOLE   0 0 1,523
APPLE INC COM 037833100 8,937 50,331 SH   SOLE   0 0 50,331
ARCH CAP GROUP LTD ORD G0450A105 3,290 74,006 SH   SOLE   0 0 74,006
BARCLAYS PLC ADR 06738E204 299 28,912 SH   SOLE   0 0 28,912
BERKLEY W R CORP COM 084423102 949 11,514 SH   SOLE   0 0 11,514
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 7,578 25,343 SH   SOLE   0 0 25,343
BHP GROUP PLC SPONSORED ADR 05545E209 1,285 21,300 SH   SOLE   0 0 21,300
BK OF AMERICA CORP COM 060505104 1,239 27,853 SH   SOLE   0 0 27,853
BLACK KNIGHT INC COM 09215C105 1,741 21,000 SH   SOLE   0 0 21,000
BLACK STONE MINERALS L P COM UNIT 09225M101 131 12,724 SH   SOLE   0 0 12,724
BOOKING HOLDINGS INC COM 09857L108 1,432 597 SH   SOLE   0 0 597
CBOE GLOBAL MKTS INC COM 12503M108 695 5,333 SH   SOLE   0 0 5,333
CDW CORP COM 12514G108 1,304 6,366 SH   SOLE   0 0 6,366
CERNER CORP COM 156782104 1,031 11,100 SH   SOLE   0 0 11,100
CHEMED CORP NEW COM 16359R103 1,106 2,090 SH   SOLE   0 0 2,090
CISCO SYS INC COM 17275R102 5,824 91,905 SH   SOLE   0 0 91,905
CITIGROUP INC COM NEW 172967424 254 4,207 SH   SOLE   0 0 4,207
CONOCOPHILLIPS COM 20825C104 1,341 18,578 SH   SOLE   0 0 18,578
COPART INC COM 217204106 273 1,800 SH   SOLE   0 0 1,800
CSW INDUSTRIALS INC COM 126402106 644 5,332 SH   SOLE   0 0 5,332
DIMENSIONAL ETF TRUST US TARGETED VLU 25434V609 302 6,345 SH   SOLE   0 0 6,345
DISNEY WALT CO COM 254687106 326 2,102 SH   SOLE   0 0 2,102
DOLLAR GEN CORP NEW COM 256677105 1,246 5,283 SH   SOLE   0 0 5,283
DOLLAR TREE INC COM 256746108 247 1,759 SH   SOLE   0 0 1,759
EBAY INC. COM 278642103 359 5,400 SH   SOLE   0 0 5,400
ENERGY TRANSFER LP COM UT LTD PTN 29273V100 6,736 818,493 SH   SOLE   0 0 818,493
ENERPLUS CORP COM 292766102 216 20,420 SH   SOLE   0 0 20,420
ENSTAR GROUP LIMITED SHS G3075P101 1,684 6,803 SH   SOLE   0 0 6,803
ENTERPRISE PRODS PARTNERS L COM 293792107 3,879 176,626 SH   SOLE   0 0 176,626
EOG RES INC COM 26875P101 400 4,500 SH   SOLE   0 0 4,500
ETSY INC COM 29786A106 263 1,200 SH   SOLE   0 0 1,200
EXTREME NETWORKS INC COM 30226D106 195 12,400 SH   SOLE   0 0 12,400
EXXON MOBIL CORP COM 30231G102 364 5,953 SH   SOLE   0 0 5,953
FACEBOOK INC CL A 30303M102 3,832 11,393 SH   SOLE   0 0 11,393
FIDELITY NATL INFORMATION SV COM 31620M106 325 2,979 SH   SOLE   0 0 2,979
FISERV INC COM 337738108 1,277 12,304 SH   SOLE   0 0 12,304
GENERAL ELECTRIC CO COM 369604103 289 3,062 SH   SOLE   0 0 3,062
GLOBAL X FDS GLB X MLP ENRG I 37954Y293 8,379 237,220 SH   SOLE   0 0 237,220
GODADDY INC CL A 380237107 959 11,300 SH   SOLE   0 0 11,300
HARLEY DAVIDSON INC COM 412822108 893 23,700 SH   SOLE   0 0 23,700
HENRY JACK & ASSOC INC COM 426281101 267 1,600 SH   SOLE   0 0 1,600
HOLLY ENERGY PARTNERS L P COM UT LTD PTN 435763107 1,319 80,000 SH   SOLE   0 0 80,000
HOME DEPOT INC COM 437076102 6,490 15,637 SH   SOLE   0 0 15,637
INGREDION INC COM 457187102 571 5,904 SH   SOLE   0 0 5,904
INTEL CORP COM 458140100 975 18,928 SH   SOLE   0 0 18,928
ISHARES TR MSCI EMG MKT ETF 464287234 2,236 45,766 SH   SOLE   0 0 45,766
ISHARES TR MSCI EAFE ETF 464287465 3,972 50,485 SH   SOLE   0 0 50,485
ISHARES TR RUSSELL 2000 ETF 464287655 237 1,067 SH   SOLE   0 0 1,067
ISHARES TR RUS 2000 VAL ETF 464287630 285 1,714 SH   SOLE   0 0 1,714
ISHARES TR MBS ETF 464288588 17,877 166,404 SH   SOLE   0 0 166,404
ISHARES TR SHORT TREAS BD 464288679 908 8,224 SH   SOLE   0 0 8,224
ISHARES TR 1 3 YR TREAS BD 464287457 278 3,246 SH   SOLE   0 0 3,246
ITURAN LOCATION AND CONTROL SHS M6158M104 267 10,000 SH   SOLE   0 0 10,000
JOHNSON & JOHNSON COM 478160104 3,277 19,157 SH   SOLE   0 0 19,157
JPMORGAN CHASE & CO ALERIAN ML ETN 46625H365 479 26,900 SH   SOLE   0 0 26,900
JPMORGAN CHASE & CO COM 46625H100 646 4,080 SH   SOLE   0 0 4,080
KEYCORP COM 493267108 955 41,300 SH   SOLE   0 0 41,300
KIMBELL RTY PARTNERS LP COM 49435R102 143 10,478 SH   SOLE   0 0 10,478
KINDER MORGAN INC DEL COM 49456B101 6,899 435,007 SH   SOLE   0 0 435,007
KRAFT HEINZ CO COM 500754106 1,451 40,413 SH   SOLE   0 0 40,413
KROGER CO COM 501044101 430 9,500 SH   SOLE   0 0 9,500
LKQ CORP COM 501889208 444 7,400 SH   SOLE   0 0 7,400
M & T BK CORP COM 55261F104 2,118 13,793 SH   SOLE   0 0 13,793
MAGELLAN MIDSTREAM PRTNRS LP COM UNIT RP LP 559080106 4,671 100,583 SH   SOLE   0 0 100,583
MARATHON PETE CORP COM 56585A102 934 14,589 SH   SOLE   0 0 14,589
MARKEL CORP COM 570535104 1,741 1,411 SH   SOLE   0 0 1,411
MERCK & CO. INC COM 58933Y105 398 5,191 SH   SOLE   0 0 5,191
MICROSOFT CORP COM 594918104 9,163 27,245 SH   SOLE   0 0 27,245
MPLX LP COM UNIT REP LTD 55336V100 1,132 38,266 SH   SOLE   0 0 38,266
ONEOK INC NEW COM 682680103 210 3,576 SH   SOLE   0 0 3,576
PARTY CITY HOLDCO INC COM 702149105 167 30,000 SH   SOLE   0 0 30,000
PEMBINA PIPELINE CORP COM 706327103 1,283 42,307 SH   SOLE   0 0 42,307
PEPSICO INC COM 713448108 457 2,631 SH   SOLE   0 0 2,631
PFIZER INC COM 717081103 600 10,167 SH   SOLE   0 0 10,167
PIONEER NAT RES CO COM 723787107 312 1,717 SH   SOLE   0 0 1,717
PLAINS ALL AMERN PIPELINE L UNIT LTD PARTN 726503105 628 67,288 SH   SOLE   0 0 67,288
PLAINS GP HLDGS L P LTD PARTNR INT A 72651A207 2,283 225,163 SH   SOLE   0 0 225,163
PROGRESSIVE CORP COM 743315103 2,999 29,217 SH   SOLE   0 0 29,217
QUALCOMM INC COM 747525103 517 2,826 SH   SOLE   0 0 2,826
QURATE RETAIL INC COM SER A 74915M100 829 109,100 SH   SOLE   0 0 109,100
REDHILL BIOPHARMA LTD SPONSORED ADS 757468103 112 43,532 SH   SOLE   0 0 43,532
S&P GLOBAL INC COM 78409V104 426 902 SH   SOLE   0 0 902
SABRE CORP COM 78573M104 3,492 406,478 SH   SOLE   0 0 406,478
SBA COMMUNICATIONS CORP NEW CL A 78410G104 1,089 2,800 SH   SOLE   0 0 2,800
SCHWAB CHARLES CORP COM 808513105 205 2,432 SH   SOLE   0 0 2,432
SPDR GOLD TR GOLD SHS 78463V107 3,313 19,381 SH   SOLE   0 0 19,381
SPDR S&P 500 ETF TR TR UNIT 78462F103 7,509 15,810 SH   SOLE   0 0 15,810
SUNCOR ENERGY INC NEW COM 867224107 431 17,200 SH   SOLE   0 0 17,200
TYSON FOODS INC CL A 902494103 593 6,800 SH   SOLE   0 0 6,800
UNILEVER PLC SPON ADR NEW 904767704 256 4,767 SH   SOLE   0 0 4,767
UROGEN PHARMA LTD COM M96088105 820 86,254 SH   SOLE   0 0 86,254
VANGUARD BD INDEX FDS SHORT TRM BOND 921937827 2,333 28,865 SH   SOLE   0 0 28,865
VANGUARD WHITEHALL FDS HIGH DIV YLD 921946406 15,049 134,238 SH   SOLE   0 0 134,238
VANGUARD WHITEHALL FDS INTL HIGH ETF 921946794 272 4,053 SH   SOLE   0 0 4,053
VERISK ANALYTICS INC COM 92345Y106 1,698 7,425 SH   SOLE   0 0 7,425
VISA INC COM CL A 92826C839 666 3,073 SH   SOLE   0 0 3,073
WALMART INC COM 931142103 4,214 29,123 SH   SOLE   0 0 29,123
WELLS FARGO CO NEW COM 949746101 518 10,792 SH   SOLE   0 0 10,792
WILLIAMS COS INC COM 969457100 1,846 70,907 SH   SOLE   0 0 70,907
YELP INC CL A 985817105 207 5,700 SH   SOLE   0 0 5,700