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
Altus Midstream Company cs 02215L209 63 99,196 SH   SOLE   99,196 0 0
American Express Co cs 025816109 264 2,769 SH   SOLE   2,769 0 0
American States Water Company cs 029899101 323 4,114 SH   SOLE   4,114 0 0
American Water Works Company cs 030420103 1,175 9,131 SH   SOLE   9,131 0 0
Antero Midstream Corporation cs 03676B102 2,760 541,258 SH   SOLE   541,258 0 0
Ao Smith Corp cs 831865209 621 13,174 SH   SOLE   13,174 0 0
Archrock, Inc. cs 03957W106 1,572 242,194 SH   SOLE   242,194 0 0
Atmos Energy Corp cs 049560105 12,711 127,645 SH   SOLE   127,645 0 0
Badger Meter, Inc. cs 056525108 202 3,214 SH   SOLE   3,214 0 0
BP Midstream Partners LP lp 0556EL109 345 30,036 SH   SOLE   30,036 0 0
California Water Service Group cs 130788102 256 5,377 SH   SOLE   5,377 0 0
Cheniere Energy Inc. cs 16411R208 13,173 272,620 SH   SOLE   272,620 0 0
Cheniere Energy Partners LP lp 16411Q101 974 27,832 SH   SOLE   27,832 0 0
Chesapeake Utilities Corporati cs 165303108 2,632 31,338 SH   SOLE   31,338 0 0
Cia de Saneamento Basico do Es ad 20441A102 401 38,179 SH   SOLE   38,179 0 0
CNX Midstream Partners LP lp 12654A101 164 24,639 SH   SOLE   24,639 0 0
Crestwood Equity Partners LP lp 226344208 420 32,014 SH   SOLE   32,014 0 0
DCP Midstream LP lp 23311P100 664 58,782 SH   SOLE   58,782 0 0
Discover Financial Services cs 254709108 258 5,157 SH   SOLE   5,157 0 0
Docusign Inc cs 256163106 372 2,163 SH   SOLE   2,163 0 0
Enable Midstream Partners LP lp 292480100 154 32,991 SH   SOLE   32,991 0 0
Enbridge Inc cs 29250N105 23,443 770,656 SH   SOLE   770,656 0 0
Energy Transfer LP lp 29273V100 10,736 1,507,862 SH   SOLE   1,507,862 0 0
Enlink Midstream, LLC cs 29336T100 1,192 488,430 SH   SOLE   488,430 0 0
Enterprise Products Partners LP lp 293792107 18,197 1,001,495 SH   SOLE   1,001,495 0 0
Equitrans Midstream Corporation cs 294600101 6,502 782,454 SH   SOLE   782,454 0 0
Essential Utilities Inc cs 29670G102 778 18,424 SH   SOLE   18,424 0 0
Fidelity National Information cs 31620M106 297 2,217 SH   SOLE   2,217 0 0
Fiserv Inc cs 337738108 289 2,957 SH   SOLE   2,957 0 0
Fleetcor Technologies Inc cs 339041105 286 1,136 SH   SOLE   1,136 0 0
Franklin Electric Co Inc cs 353514102 226 4,297 SH   SOLE   4,297 0 0
Genesis Energy L.P. lp 371927104 517 71,658 SH   SOLE   71,658 0 0
Global Partners LP lp 37946R109 156 15,915 SH   SOLE   15,915 0 0
Global Payments Inc cs 37940X102 283 1,666 SH   SOLE   1,666 0 0
Holly Energy Partners, L.P. lp 435763107 424 29,049 SH   SOLE   29,049 0 0
Jack Henry & Associates Inc cs 426281101 330 1,793 SH   SOLE   1,793 0 0
Kinder Morgan Inc cs 49456B101 22,283 1,468,891 SH   SOLE   1,468,891 0 0
Magellan Midstream Partners, L.P. lp 559080106 6,636 153,725 SH   SOLE   153,725 0 0
MasterCard Incorporated cs 57636Q104 302 1,021 SH   SOLE   1,021 0 0
MPLX LP lp 55336V100 4,499 260,367 SH   SOLE   260,367 0 0
Mueller Water Products, Inc. cs 624758108 164 17,342 SH   SOLE   17,342 0 0
National Fuel Gas Co cs 636180101 7,295 173,981 SH   SOLE   173,981 0 0
New Fortress Energy LLC cs 644393100 374 28,834 SH   SOLE   28,834 0 0
New Jersey Resources Corporation cs 646025106 6,020 184,388 SH   SOLE   184,388 0 0
Nisource Inc cs 65473P105 12,357 543,403 SH   SOLE   543,403 0 0
Noble Midstream Partners LP lp 65506L105 167 19,764 SH   SOLE   19,764 0 0
Northwest Natural Holding Co. cs 66765N105 3,280 58,784 SH   SOLE   58,784 0 0
NuStar Energy L.P. lp 67058H102 942 65,976 SH   SOLE   65,976 0 0
ONE Gas, Inc. cs 68235P108 7,817 101,454 SH   SOLE   101,454 0 0
ONEOK, Inc cs 682680103 12,989 391,008 SH   SOLE   391,008 0 0
Paypal Holdings Inc cs 70450Y103 354 2,030 SH   SOLE   2,030 0 0
PBF Logistics LP lp 69318Q104 157 16,133 SH   SOLE   16,133 0 0
Pembina Pipeline Corp cs 706327103 12,465 498,597 SH   SOLE   498,597 0 0
PENTAIR INC cs G7S00T104 607 15,976 SH   SOLE   15,976 0 0
Phillips 66 Partners LP lp 718549207 1,378 38,243 SH   SOLE   38,243 0 0
Plains All American Pipeline lp 726503105 2,638 298,408 SH   SOLE   298,408 0 0
Plains GP Holdings, L.P. cs 72651A207 1,092 122,651 SH   SOLE   122,651 0 0
Rattler Midstream Partners LP lp 75419T103 260 26,825 SH   SOLE   26,825 0 0
Rexnord Corp cs 76169B102 397 13,616 SH   SOLE   13,616 0 0
Shell Midstream Partners LP lp 822634101 1,088 88,648 SH   SOLE   88,648 0 0
South Jersey Industries, Inc. cs 838518108 4,449 178,040 SH   SOLE   178,040 0 0
Southwest Gas Corporation cs 844895102 7,329 106,137 SH   SOLE   106,137 0 0
Spire Inc cs 84857L101 6,454 98,217 SH   SOLE   98,217 0 0
Square Inc cs 852234103 371 3,535 SH   SOLE   3,535 0 0
Sunoco LP lp 86765K109 817 35,769 SH   SOLE   35,769 0 0
Targa Resources Corp. cs 87612G101 9,008 448,829 SH   SOLE   448,829 0 0
TC Energy Corp. cs 87807B107 23,465 547,475 SH   SOLE   547,475 0 0
TC PipeLines, LP lp 87233Q108 1,122 36,117 SH   SOLE   36,117 0 0
USA Compression Partners LP lp 90290N109 340 31,334 SH   SOLE   31,334 0 0
VISA Inc cs 92826C839 307 1,588 SH   SOLE   1,588 0 0
Watts Water Technologies, Inc. cs 942749102 250 3,083 SH   SOLE   3,083 0 0
Western Midstream Partners LP lp 958669103 1,340 133,442 SH   SOLE   133,442 0 0
Western Union Co/The cs 959802109 208 9,632 SH   SOLE   9,632 0 0
Williams Companies, Inc cs 969457100 21,795 1,145,889 SH   SOLE   1,145,889 0 0
Xylem Inc. cs 98419M100 999 15,382 SH   SOLE   15,382 0 0