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
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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
A O SMITH cs 831865209 1,660 27,178 SH   SOLE   27,178 0 0
Aci Worldwide Inc cs 004498101 120 3,898 SH   SOLE   3,898 0 0
Affirm Holdings, Inc. cs 00827B106 756 6,342 SH   SOLE   6,342 0 0
Altus Midstream Company cs 02215L209 411 5,956 SH   SOLE   5,956 0 0
American Express Co cs 025816109 655 3,911 SH   SOLE   3,911 0 0
American States Water Company cs 029899101 638 7,460 SH   SOLE   7,460 0 0
American Water Works Company cs 030420103 3,945 23,336 SH   SOLE   23,336 0 0
Antero Midstream Corporation cs 03676B102 6,705 643,498 SH   SOLE   643,498 0 0
Archrock, Inc. cs 03957W106 2,046 247,949 SH   SOLE   247,949 0 0
Atmos Energy Corp cs 049560105 14,679 166,431 SH   SOLE   166,431 0 0
Badger Meter, Inc. cs 056525108 596 5,897 SH   SOLE   5,897 0 0
BigCommerce Holdings, Inc. cs 08975P108 85 1,680 SH   SOLE   1,680 0 0
Bottomline Technologies cs 101388106 58 1,473 SH   SOLE   1,473 0 0
BP Midstream Partners LP lp 0556EL109 482 36,347 SH   SOLE   36,347 0 0
California Water Service Group cs 130788102 605 10,274 SH   SOLE   10,274 0 0
Cantaloupe Inc cs 138103106 20 1,887 SH   SOLE   1,887 0 0
Cass Information Systems Inc cs 14808P109 20 472 SH   SOLE   472 0 0
Cheniere Energy Inc. cs 16411R208 17,645 180,661 SH   SOLE   180,661 0 0
Cheniere Energy Partners LP lp 16411Q101 1,484 36,485 SH   SOLE   36,485 0 0
Chesapeake Utilities Corporation cs 165303108 4,180 34,822 SH   SOLE   34,822 0 0
Crestwood Equity Partners LP lp 226344208 1,238 43,638 SH   SOLE   43,638 0 0
CrossAmerica Partners LP lp 22758A105 273 13,718 SH   SOLE   13,718 0 0
Csg Systems International Inc cs 126349109 51 1,058 SH   SOLE   1,058 0 0
DCP Midstream LP lp 23311P100 1,869 66,220 SH   SOLE   66,220 0 0
Delek Logistics Partners LP lp 24664T103 282 6,234 SH   SOLE   6,234 0 0
Discover Financial Services cs 254709108 643 5,238 SH   SOLE   5,238 0 0
Docusign Inc cs 256163106 568 2,207 SH   SOLE   2,207 0 0
DT Midstream Inc cs 23345M107 3,234 69,934 SH   SOLE   69,934 0 0
Ecolab Inc. cs 278865100 4,002 19,183 SH   SOLE   19,183 0 0
Enable Midstream Partners LP lp 292480100 534 65,724 SH   SOLE   65,724 0 0
Enbridge Inc cs 29250N105 30,007 753,949 SH   SOLE   753,949 0 0
Energy Transfer LP lp 29273V100 16,490 1,721,258 SH   SOLE   1,721,258 0 0
Enlink Midstream, LLC cs 29336T100 3,510 514,712 SH   SOLE   514,712 0 0
Enterprise Products Partners LP lp 293792107 23,363 1,079,599 SH   SOLE   1,079,599 0 0
Equitrans Midstream Corporation cs 294600101 8,171 805,820 SH   SOLE   805,820 0 0
Essential Utilities Inc cs 29670G102 2,082 45,190 SH   SOLE   45,190 0 0
Euronet Worldwide Inc cs 298736109 217 1,708 SH   SOLE   1,708 0 0
Evertec Inc cs 30040P103 109 2,388 SH   SOLE   2,388 0 0
Evo Payments Inc cs 26927E104 37 1,583 SH   SOLE   1,583 0 0
Evoqua Water Technologies Corp cs 30057T105 910 24,234 SH   SOLE   24,234 0 0
Fidelity National Information cs 31620M106 582 4,781 SH   SOLE   4,781 0 0
Fiserv Inc cs 337738108 576 5,313 SH   SOLE   5,313 0 0
Fleetcor Technologies Inc cs 339041105 616 2,358 SH   SOLE   2,358 0 0
Franklin Electric Co Inc cs 353514102 623 7,797 SH   SOLE   7,797 0 0
Genesis Energy L.P. lp 371927104 829 83,150 SH   SOLE   83,150 0 0
Global Partners LP lp 37946R109 434 20,510 SH   SOLE   20,510 0 0
Global Payments Inc cs 37940X102 576 3,656 SH   SOLE   3,656 0 0
Green Dot Corp cs 39304D102 86 1,699 SH   SOLE   1,699 0 0
Greensky Inc cs 39572G100 26 2,326 SH   SOLE   2,326 0 0
Hess Midstream LP cs 428103105 495 17,564 SH   SOLE   17,564 0 0
Holly Energy Partners, L.P. lp 435763107 627 34,192 SH   SOLE   34,192 0 0
IDEX Corporation cs 45167R104 2,219 10,722 SH   SOLE   10,722 0 0
Jack Henry & Associates Inc cs 426281101 400 2,441 SH   SOLE   2,441 0 0
Kinder Morgan Inc cs 49456B101 31,522 1,884,164 SH   SOLE   1,884,164 0 0
Lendingclub Corp cs 52603A208 96 3,396 SH   SOLE   3,396 0 0
Lindsay Corporation cs 535555106 335 2,204 SH   SOLE   2,204 0 0
Magellan Midstream Partners, L.P. lp 559080106 7,345 161,151 SH   SOLE   161,151 0 0
MasterCard Incorporated cs 57636Q104 615 1,770 SH   SOLE   1,770 0 0
Middlesex Water Co cs 596680108 363 3,532 SH   SOLE   3,532 0 0
Mitek Systems Inc. cs 606710200 26 1,416 SH   SOLE   1,416 0 0
Montrose Environmental Group cs 615111101 182 2,949 SH   SOLE   2,949 0 0
MPLX LP lp 55336V100 7,795 273,808 SH   SOLE   273,808 0 0
Mueller Water Products, Inc. cs 624758108 488 32,041 SH   SOLE   32,041 0 0
National Fuel Gas Co cs 636180101 9,491 180,704 SH   SOLE   180,704 0 0
Ncr Corp cs 62886E108 171 4,405 SH   SOLE   4,405 0 0
New Fortress Energy Inc. cs 644393100 2,123 76,492 SH   SOLE   76,492 0 0
New Jersey Resources Corporation cs 646025106 6,653 191,118 SH   SOLE   191,118 0 0
Nisource Inc cs 65473P105 15,686 647,360 SH   SOLE   647,360 0 0
Northwest Natural Holding Co. cs 66765N105 2,610 56,752 SH   SOLE   56,752 0 0
NuStar Energy L.P. lp 67058H102 1,157 73,506 SH   SOLE   73,506 0 0
Oasis Midstream Partners LP lp 67420T206 246 11,000 SH   SOLE   11,000 0 0
ONE Gas, Inc. cs 68235P108 6,716 105,982 SH   SOLE   105,982 0 0
ONEOK, Inc cs 682680103 24,982 430,804 SH   SOLE   430,804 0 0
Onespan Inc cs 68287N100 23 1,225 SH   SOLE   1,225 0 0
Pagseguro Digital Ltd cs G68707101 361 6,974 SH   SOLE   6,974 0 0
Paypal Holdings Inc cs 70450Y103 567 2,179 SH   SOLE   2,179 0 0
PBF Logistics LP lp 69318Q104 232 18,376 SH   SOLE   18,376 0 0
Pembina Pipeline Corp cs 706327103 16,604 523,749 SH   SOLE   523,749 0 0
PENTAIR INC cs G7S00T104 2,211 30,438 SH   SOLE   30,438 0 0
Phillips 66 Partners LP lp 718549207 1,537 42,869 SH   SOLE   42,869 0 0
Plains All American Pipeline lp 726503105 3,421 336,362 SH   SOLE   336,362 0 0
Plains GP Holdings, L.P. cs 72651A207 1,577 146,364 SH   SOLE   146,364 0 0
Primo Water Corp cs 74167P108 513 32,542 SH   SOLE   32,542 0 0
Q2 Holdings Inc cs 74736L109 144 1,792 SH   SOLE   1,792 0 0
Qiwi Plc ad 74735M108 15 1,759 SH   SOLE   1,759 0 0
Rattler Midstream Partners LP lp 75419T103 361 30,750 SH   SOLE   30,750 0 0
Shell Midstream Partners LP lp 822634101 1,082 91,925 SH   SOLE   91,925 0 0
Sjw Corp cs 784305104 366 5,539 SH   SOLE   5,539 0 0
South Jersey Industries, Inc. cs 838518108 4,738 222,851 SH   SOLE   222,851 0 0
Southwest Gas Corporation cs 844895102 7,827 117,035 SH   SOLE   117,035 0 0
Spire Inc cs 84857L101 6,266 102,423 SH   SOLE   102,423 0 0
Sprague Resources, LP lp 849343108 85 4,549 SH   SOLE   4,549 0 0
Square Inc cs 852234103 585 2,440 SH   SOLE   2,440 0 0
Stoneco Ltd cs G85158106 255 7,342 SH   SOLE   7,342 0 0
Sunoco LP lp 86765K109 1,484 39,771 SH   SOLE   39,771 0 0
Targa Resources Corp. cs 87612G101 18,050 366,794 SH   SOLE   366,794 0 0
TC Energy Corp. cs 87807B107 30,112 626,149 SH   SOLE   626,149 0 0
Tetra Tech, Inc. cs 88162G103 1,635 10,946 SH   SOLE   10,946 0 0
The York Water Co cs 987184108 112 2,574 SH   SOLE   2,574 0 0
USA Compression Partners LP lp 90290N109 618 37,320 SH   SOLE   37,320 0 0
VISA Inc cs 92826C839 604 2,713 SH   SOLE   2,713 0 0
Watts Water Technologies, Inc. cs 942749102 936 5,567 SH   SOLE   5,567 0 0
Western Midstream Partners LP lp 958669103 2,999 143,099 SH   SOLE   143,099 0 0
Western Union Co/The cs 959802109 270 13,354 SH   SOLE   13,354 0 0
Wex Inc cs 96208T104 256 1,456 SH   SOLE   1,456 0 0
Williams Companies, Inc cs 969457100 30,466 1,174,473 SH   SOLE   1,174,473 0 0
Xylem Inc. cs 98419M100 3,485 28,181 SH   SOLE   28,181 0 0
Yiren Digital Ltd. ad 98585L100 9 2,958 SH   SOLE   2,958 0 0
Zuora Inc cs 98983V106 65 3,940 SH   SOLE   3,940 0 0