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 FIGI (to the nearest dollar) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
A O SMITH cs 831865209   1,955,890 26,874 SH   SOLE   26,874 0 0
Advanced Drainage Systems Inc cs 00790R104   1,507,471 13,249 SH   SOLE   13,249 0 0
American States Water Company cs 029899101   681,123 7,829 SH   SOLE   7,829 0 0
AMERICAN WTR WKS CO INC cs 030420103   3,530,921 24,735 SH   SOLE   24,735 0 0
Antero Midstream Corporation cs 03676B102   7,585,078 653,886 SH   SOLE   653,886 0 0
Archrock, Inc. cs 03957W106   2,690,000 262,439 SH   SOLE   262,439 0 0
Atmos Energy Corp cs 049560105   19,414,470 166,877 SH   SOLE   166,877 0 0
Badger Meter, Inc. cs 056525108   914,872 6,200 SH   SOLE   6,200 0 0
California Water Service Group cs 130788102   599,579 11,613 SH   SOLE   11,613 0 0
Cheniere Energy Inc. cs 16411R208   36,598,091 240,208 SH   SOLE   240,208 0 0
Cheniere Energy Partners LP lp 16411Q101   1,814,640 39,329 SH   SOLE   39,329 0 0
Chesapeake Utilities Corporation cs 165303108   4,122,874 34,646 SH   SOLE   34,646 0 0
Core & Main Inc cs 21874C102   492,132 15,703 SH   SOLE   15,703 0 0
Crestwood Equity Partners LP lp 226344208   1,941,514 73,320 SH   SOLE   73,320 0 0
CrossAmerica Partners LP lp 22758A105   337,816 17,148 SH   SOLE   17,148 0 0
Delek Logistics Partners LP lp 24664T103   447,884 8,203 SH   SOLE   8,203 0 0
DT Midstream Inc cs 23345M107   4,520,933 91,203 SH   SOLE   91,203 0 0
Ecolab Inc. cs 278865100   3,875,498 20,759 SH   SOLE   20,759 0 0
Enbridge Inc cs 29250N105   35,927,133 967,083 SH   SOLE   967,083 0 0
Energy Recovery Inc cs 29270J100   331,515 11,861 SH   SOLE   11,861 0 0
Energy Transfer LP lp 29273V100   19,244,907 1,515,347 SH   SOLE   1,515,347 0 0
Enlink Midstream, LLC lp 29336T100   5,002,172 471,903 SH   SOLE   471,903 0 0
Enterprise Products Partners LP lp 293792107   19,644,900 745,537 SH   SOLE   745,537 0 0
Equitrans Midstream Corporation cs 294600101   8,064,979 843,617 SH   SOLE   843,617 0 0
Essential Utilities Inc cs 29670G102   1,856,533 46,518 SH   SOLE   46,518 0 0
Excelerate Energy Inc. cs 30069T101   331,603 16,311 SH   SOLE   16,311 0 0
Franklin Electric Co Inc cs 353514102   847,999 8,241 SH   SOLE   8,241 0 0
Genesis Energy L.P. lp 371927104   1,002,750 105,000 SH   SOLE   105,000 0 0
Global Partners LP lp 37946R109   796,522 25,920 SH   SOLE   25,920 0 0
Hess Midstream LP cs 428103105   1,593,918 51,953 SH   SOLE   51,953 0 0
Holly Energy Partners, L.P. lp 435763107   792,670 42,847 SH   SOLE   42,847 0 0
IDEX Corporation cs 45167R104   2,006,223 9,320 SH   SOLE   9,320 0 0
Kinder Morgan Inc cs 49456B101   35,924,846 2,086,228 SH   SOLE   2,086,228 0 0
Kinetik Holdings Inc cs 02215L209   1,611,450 45,858 SH   SOLE   45,858 0 0
Lindsay Corporation cs 535555106   278,301 2,332 SH   SOLE   2,332 0 0
Magellan Midstream Partners, LP lp 559080106   11,855,383 190,234 SH   SOLE   190,234 0 0
Montrose Environmental Group cs 615111101   243,875 5,790 SH   SOLE   5,790 0 0
MPLX LP lp 55336V100   11,514,688 339,266 SH   SOLE   339,266 0 0
National Fuel Gas Co cs 636180101   9,182,500 178,787 SH   SOLE   178,787 0 0
New Fortress Energy Inc. cs 644393100   2,459,395 91,837 SH   SOLE   91,837 0 0
New Jersey Resources Corporation cs 646025106   8,913,059 188,836 SH   SOLE   188,836 0 0
Nisource Inc cs 65473P105   19,512,311 713,430 SH   SOLE   713,430 0 0
Northwest Natural Holding Co. cs 66765N105   3,015,351 70,043 SH   SOLE   70,043 0 0
NuStar Energy L.P. lp 67058H102   1,592,512 92,912 SH   SOLE   92,912 0 0
ONE Gas, Inc. cs 68235P108   8,285,572 107,871 SH   SOLE   107,871 0 0
ONEOK, Inc cs 682680103   29,211,891 473,297 SH   SOLE   473,297 0 0
Pembina Pipeline Corp cs 706327103   18,870,035 600,126 SH   SOLE   600,126 0 0
PENTAIR INC cs G7S00T104   2,061,515 31,912 SH   SOLE   31,912 0 0
Plains All American Pipeline lp 726503105   5,932,349 420,734 SH   SOLE   420,734 0 0
Plains GP Holdings, L.P. cs 72651A207   2,713,846 182,997 SH   SOLE   182,997 0 0
Select Water Solutions Inc. cs 81617J301   142,989 17,653 SH   SOLE   17,653 0 0
Sjw Corp cs 784305104   396,262 5,652 SH   SOLE   5,652 0 0
Southwest Gas Corporation cs 844895102   8,135,234 127,812 SH   SOLE   127,812 0 0
Spire Inc cs 84857L101   6,498,286 102,432 SH   SOLE   102,432 0 0
Stantec Inc. cs 85472N109   1,531,956 23,462 SH   SOLE   23,462 0 0
Sunoco LP lp 86765K109   2,274,877 52,224 SH   SOLE   52,224 0 0
Targa Resources Corp. cs 87612G101   20,439,699 268,590 SH   SOLE   268,590 0 0
TC Energy Corp. cs 87807B107   35,561,245 880,011 SH   SOLE   880,011 0 0
Tetra Tech, Inc. cs 88162G103   1,846,005 11,274 SH   SOLE   11,274 0 0
USA Compression Partners LP lp 90290N109   949,395 48,095 SH   SOLE   48,095 0 0
Watts Water Technologies, Inc. cs 942749102   1,063,062 5,786 SH   SOLE   5,786 0 0
Western Midstream Partners LP lp 958669103   4,800,650 181,020 SH   SOLE   181,020 0 0
WILLIAMS COS INC cs 969457100   38,088,216 1,167,276 SH   SOLE   1,167,276 0 0
Xylem Inc. cs 98419M100   3,826,265 33,975 SH   SOLE   33,975 0 0
Zurn Elkay Water Solutions Corp cs 98983L108   826,115 30,722 SH   SOLE   30,722 0 0