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

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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
Aci Worldwide Inc. COM 004498101 157 4,139 SH   SOLE   157 0 0
Advanced Drainage Systems Inc. COM 00790R104 220 5,665 SH   SOLE   220 0 0
Aegion Corp COM 00770F104 80 3,591 SH   SOLE   80 0 0
Altus Midstream Company CL A 02215L100 266 92,877 SH   SOLE   266 0 0
American Express Co COM 025816109 431 3,461 SH   SOLE   431 0 0
American States Water Company COM 029899101 356 4,108 SH   SOLE   356 0 0
American Water Works Company COM 030420103 1,154 9,397 SH   SOLE   1,154 0 0
Antero Midstream Corporation COM 03676B102 4,737 624,082 SH   SOLE   4,737 0 0
Aquaventure Holdings Ltd SHS G0443N107 60 2,218 SH   SOLE   60 0 0
Archrock, Inc. COM 03957W106 2,691 268,000 SH   SOLE   2,691 0 0
Atmos Energy Corp COM 049560105 19,660 175,755 SH   SOLE   19,660 0 0
Badger Meter, Inc. COM 056525108 215 3,306 SH   SOLE   215 0 0
Bottomline Technologies De Inc. COM 101388106 84 1,574 SH   SOLE   84 0 0
BP Midstream Partners LP UNIT LTD PTNR 0556EL109 502 32,132 SH   SOLE   502 0 0
California Water Service Group COM 130788102 282 5,475 SH   SOLE   282 0 0
Cass Information Systems Inc. COM 14808P109 28 483 SH   SOLE   28 0 0
Cheniere Energy Inc. COM 16411R208 19,310 316,193 SH   SOLE   19,310 0 0
Cheniere Energy Partners LP COM UNIT 16411Q101 1,123 28,199 SH   SOLE   1,123 0 0
Chesapeake Utilities Corporation COM 165303108 3,265 34,071 SH   SOLE   3,265 0 0
Cia de Saneamento Basico do Es SPOSORED ADR 20441A102 575 38,173 SH   SOLE   575 0 0
CNX Midstream Partners LP COM 12654A101 419 25,476 SH   SOLE   419 0 0
Crestwood Equity Partners LP UNIT LTD PARTNER 226344208 1,021 33,134 SH   SOLE   1,021 0 0
CrossAmerica Partners LP UT LTD PTN INT 22758A105 116 6,437 SH   SOLE   116 0 0
Csg Systems International Inc. COM 126349109 61 1,179 SH   SOLE   61 0 0
DCP Midstream LP COM UT LTD PTN 23311P100 1,479 60,380 SH   SOLE   1,479 0 0
Delek Logistics Partners LP COM UNT RP INT 24664T103 138 4,319 SH   SOLE   138 0 0
Discover Financial Services COM 254709108 421 4,958 SH   SOLE   421 0 0
Docusign Inc. COM 256163106 399 5,384 SH   SOLE   399 0 0
Enable Midstream Partners LP COM UNIT RP IN 292480100 344 34,295 SH   SOLE   344 0 0
Enbridge Inc. COM 29250N105 36,371 914,524 SH   SOLE   36,371 0 0
Energy Transfer LP COM UT LTD PTN 29273V100 19,897 1,550,833 SH   SOLE   19,897 0 0
Enlink Midstream, LLC COM UNIT REP LTD 29336T100 3,329 543,065 SH   SOLE   3,329 0 0
Enterprise Products Partners LP COM 293792107 28,237 1,002,739 SH   SOLE   28,237 0 0
EQM Midstream Partners, LP UNIT LTD PARTN 26885B100 1,657 55,393 SH   SOLE   1,657 0 0
Equitrans Midstream Corporation COM 294600101 5,723 428,379 SH   SOLE   5,723 0 0
Euronet Worldwide Inc. COM 298736109 301 1,910 SH   SOLE   301 0 0
Evertec Inc. COM 30040P103 74 2,170 SH   SOLE   74 0 0
Evo Payments Inc. CL A COM 26927E104 36 1,380 SH   SOLE   36 0 0
Evoqua Water Technologies Corp COM 30057T105 152 8,046 SH   SOLE   152 0 0
Fidelity National Information COM 31620M106 428 3,078 SH   SOLE   428 0 0
Fiserv Inc. COM 337738108 421 3,644 SH   SOLE   421 0 0
Fleetcor Technologies Inc. COM 339041105 395 1,374 SH   SOLE   395 0 0
Franklin Electric Co Inc. COM 353514102 251 4,377 SH   SOLE   251 0 0
Genesis Energy L.P. UNIT LTD PARTN 371927104 1,522 74,331 SH   SOLE   1,522 0 0
Global Partners LP COM UNITS 37946R109 379 18,784 SH   SOLE   379 0 0
Global Payments Inc. COM 37940X102 435 2,383 SH   SOLE   435 0 0
Green Dot Corp CL A 39304D102 40 1,727 SH   SOLE   40 0 0
Greensky Inc. CL A 39572G100 17 1,962 SH   SOLE   17 0 0
Hess Midstream LP CL A SHS 428103105 255 11,238 SH   SOLE   255 0 0
Holly Energy Partners, L.P. COM UT LTD PTN 435763107 624 28,168 SH   SOLE   624 0 0
Jack Henry & Associates Inc. COM 426281101 409 2,806 SH   SOLE   409 0 0
Kinder Morgan Inc COM 49456B101 37,050 1,750,101 SH   SOLE   37,050 0 0
Lendingclub Corp COM 52603A208 40 3,172 SH   SOLE   40 0 0
Magellan Midstream Partners, LP COM UNIT RP LP 559080106 9,679 153,957 SH   SOLE   9,679 0 0
MasterCard Incorporated CL A 57636Q104 430 1,439 SH   SOLE   430 0 0
Middlesex Water Co COM 596680108 118 1,855 SH   SOLE   118 0 0
MPLX LP COM UNIT REP LTD 55336V100 6,539 256,820 SH   SOLE   6,539 0 0
Mueller Water Products, Inc. COM SER A 624758108 210 17,568 SH   SOLE   210 0 0
National Fuel Gas Co COM 636180101 8,431 181,158 SH   SOLE   8,431 0 0
Ncr Corp COM 62886E108 163 4,623 SH   SOLE   163 0 0
New Fortress Energy LLC CL A SHS RP LLC 644393100 501 31,993 SH   SOLE   501 0 0
New Jersey Resources Corporation COM 646025106 8,944 200,683 SH   SOLE   8,944 0 0
Nisource Inc. COM 65473P105 19,514 700,951 SH   SOLE   19,514 0 0
Noble Midstream Partners LP COM UNIT REPST 65506L105 598 22,504 SH   SOLE   598 0 0
Northwest Natural Holding Co. COM 66765N105 4,687 63,570 SH   SOLE   4,687 0 0
NuStar Energy L.P. UNIT COM 67058H102 1,711 66,199 SH   SOLE   1,711 0 0
Oasis Midstream Partners LP COM UNITS REPS 67420T206 98 5,885 SH   SOLE   98 0 0
ONE Gas, Inc. COM 68235P108 10,342 110,523 SH   SOLE   10,342 0 0
ONEOK, Inc. COM 682680103 34,491 455,807 SH   SOLE   34,491 0 0
Onespan Inc. COM 68287N100 20 1,197 SH   SOLE   20 0 0
Pagseguro Digital Ltd COM CL A G68707101 216 6,326 SH   SOLE   216 0 0
Paypal Holdings Inc. COM 70450Y103 428 3,956 SH   SOLE   428 0 0
PBF Logistics LP UNIT LTD PTNR 69318Q104 384 18,961 SH   SOLE   384 0 0
Pembina Pipeline Corp COM 706327103 19,542 527,235 SH   SOLE   19,542 0 0
PENTAIR INC. SHS G7S00T104 611 13,317 SH   SOLE   611 0 0
Phillips 66 Partners LP COM 718549207 2,364 38,349 SH   SOLE   2,364 0 0
Plains All American Pipeline, UNIT LTD PARTN 726503105 5,415 294,443 SH   SOLE   5,415 0 0
Plains GP Holdings, L.P. LTD PARTNR INT A 72651A207 2,373 125,242 SH   SOLE   2,373 0 0
Q2 Holdings Inc. COM 74736L109 129 1,592 SH   SOLE   129 0 0
Qiwi Plc SPON ADR REP B 74735M108 35 1,799 SH   SOLE   35 0 0
Rattler Midstream Partners LP COM UNITS 75419T103 420 23,602 SH   SOLE   420 0 0
Rexnord Corp COM 76169B102 444 13,612 SH   SOLE   444 0 0
Shell Midstream Partners LP UNIT LTD INT 822634101 1,748 86,481 SH   SOLE   1,748 0 0
Sjw Corp COM 784305104 205 2,891 SH   SOLE   205 0 0
South Jersey Industries, Inc. COM 838518108 6,399 194,041 SH   SOLE   6,399 0 0
Southwest Gas Corporation COM 844895102 8,712 114,679 SH   SOLE   8,712 0 0
Spire Inc. COM 84857L101 8,896 106,783 SH   SOLE   8,896 0 0
Sprague Resources, LP COM UNIT REP LTD 849343108 87 5,143 SH   SOLE   87 0 0
Square Inc. CL A 852234103 397 6,350 SH   SOLE   397 0 0
Stoneco Ltd COM CL A G85158106 198 4,954 SH   SOLE   198 0 0
Sunoco LP COM UT REP LP 86765K109 1,069 34,939 SH   SOLE   1,069 0 0
Tallgrass Energy LP CLASS A SHS 874696107 2,243 101,381 SH   SOLE   2,243 0 0
Targa Resources Corp. COM 87612G101 19,968 489,047 SH   SOLE   19,968 0 0
TC Energy Corp. COM 87807B107 36,460 683,919 SH   SOLE   36,460 0 0
TC PipeLines, LP UT COM LTD PRT 87233Q108 1,545 36,524 SH   SOLE   1,545 0 0
The York Water Co COM 987184108 68 1,469 SH   SOLE   68 0 0
USA Compression Partners LP COMUNIT LTDPAR 90290N109 603 33,215 SH   SOLE   603 0 0
USD Partners LP COM UT REP LTD 903318103 59 5,967 SH   SOLE   59 0 0
VISA Inc. COM CL A 92826C839 431 2,293 SH   SOLE   431 0 0
Watts Water Technologies, Inc. CL A 942749102 307 3,079 SH   SOLE   307 0 0
Western Midstream Partners LP COM UNIT LP INT 958669103 2,645 134,351 SH   SOLE   2,645 0 0
Western Union Co/The COM 959802109 411 15,329 SH   SOLE   411 0 0
Wex Inc. COM 96208T104 330 1,574 SH   SOLE   330 0 0
Williams Companies, Inc. COM 969457100 31,726 1,337,507 SH   SOLE   31,726 0 0
Xylem Inc. COM 98419M100 1,152 14,624 SH   SOLE   1,152 0 0
Yiren Digital Ltd. SPOSORED ADR 98585L100 19 3,406 SH   SOLE   19 0 0
Zuora Inc COM CL A 98983V106 40 2,789 SH   SOLE   40 0 0