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   1,926,312 27,857 SH   SOLE   27,857 0 0
Advanced Drainage Systems Inc cs 00790R104   1,179,614 14,008 SH   SOLE   14,008 0 0
AMERICAN WATER WORKS CO cs 030420103   3,852,541 26,299 SH   SOLE   26,299 0 0
Antero Midstream Corporation cs 03676B102   7,488,612 713,881 SH   SOLE   713,881 0 0
Archrock, Inc. cs 03957W106   2,786,736 285,234 SH   SOLE   285,234 0 0
Atmos Energy Corp cs 049560105   21,086,601 187,670 SH   SOLE   187,670 0 0
Badger Meter, Inc. cs 056525108   782,937 6,427 SH   SOLE   6,427 0 0
California Water Service Group cs 130788102   700,553 12,037 SH   SOLE   12,037 0 0
Cheniere Energy Inc. cs 16411R208   38,230,923 242,582 SH   SOLE   242,582 0 0
Cheniere Energy Partners LP lp 16411Q101   1,823,571 38,537 SH   SOLE   38,537 0 0
Chesapeake Utilities Corporation cs 165303108   4,839,686 37,813 SH   SOLE   37,813 0 0
Core & Main Inc cs 21874C102   366,689 15,874 SH   SOLE   15,874 0 0
Crestwood Equity Partners LP lp 226344208   2,021,723 81,096 SH   SOLE   81,096 0 0
CrossAmerica Partners LP lp 22758A105   409,707 19,065 SH   SOLE   19,065 0 0
DCP Midstream LP lp 23311P100   4,005,954 96,020 SH   SOLE   96,020 0 0
Delek Logistics Partners LP lp 24664T103   431,949 9,109 SH   SOLE   9,109 0 0
DT Midstream Inc cs 23345M107   5,001,922 101,315 SH   SOLE   101,315 0 0
Ecolab Inc. cs 278865100   3,767,463 22,760 SH   SOLE   22,760 0 0
Enbridge Inc cs 29250N105   39,403,571 1,032,859 SH   SOLE   1,032,859 0 0
Energy Recovery Inc cs 29270J100   283,400 12,295 SH   SOLE   12,295 0 0
Energy Transfer LP lp 29273V100   19,986,280 1,602,749 SH   SOLE   1,602,749 0 0
Enlink Midstream, LLC lp 29336T100   5,689,851 524,894 SH   SOLE   524,894 0 0
Enterprise Products Partners L.P. lp 293792107   20,994,929 810,615 SH   SOLE   810,615 0 0
Equitrans Midstream Corporation cs 294600101   5,331,576 922,418 SH   SOLE   922,418 0 0
Essential Utilities Inc cs 29670G102   1,994,238 45,687 SH   SOLE   45,687 0 0
Evoqua Water Technologies Corp cs 30057T105   1,326,281 26,675 SH   SOLE   26,675 0 0
Excelerate Energy Inc. cs 30069T101   401,708 18,144 SH   SOLE   18,144 0 0
Franklin Electric Co Inc cs 353514102   803,896 8,543 SH   SOLE   8,543 0 0
Genesis Energy L.P. lp 371927104   1,314,841 116,771 SH   SOLE   116,771 0 0
Global Partners LP lp 37946R109   894,493 28,836 SH   SOLE   28,836 0 0
Hess Midstream LP cs 428103105   1,333,526 46,079 SH   SOLE   46,079 0 0
Holly Energy Partners, L.P. lp 435763107   827,958 47,666 SH   SOLE   47,666 0 0
IDEX Corporation cs 45167R104   2,004,878 8,678 SH   SOLE   8,678 0 0
Kinder Morgan Inc cs 49456B101   39,282,757 2,243,447 SH   SOLE   2,243,447 0 0
Kinetik Holdings Inc cs 02215L209   1,462,680 46,731 SH   SOLE   46,731 0 0
Lindsay Corporation cs 535555106   364,374 2,411 SH   SOLE   2,411 0 0
Magellan Midstream Partners, LP lp 559080106   11,644,359 214,603 SH   SOLE   214,603 0 0
Montrose Environmental Group cs 615111101   214,091 6,002 SH   SOLE   6,002 0 0
MPLX LP lp 55336V100   13,029,128 378,204 SH   SOLE   378,204 0 0
National Fuel Gas Co cs 636180101   11,296,831 195,650 SH   SOLE   195,650 0 0
New Fortress Energy Inc. cs 644393100   3,011,954 102,343 SH   SOLE   102,343 0 0
New Jersey Resources Corporation cs 646025106   10,986,066 206,505 SH   SOLE   206,505 0 0
Nisource Inc cs 65473P105   21,294,028 761,589 SH   SOLE   761,589 0 0
Northwest Natural Holding Co. cs 66765N105   3,557,964 74,810 SH   SOLE   74,810 0 0
NuStar Energy L.P. lp 67058H102   1,607,964 102,811 SH   SOLE   102,811 0 0
ONE Gas, Inc. cs 68235P108   9,142,746 115,395 SH   SOLE   115,395 0 0
ONEOK, Inc cs 682680103   32,135,736 505,756 SH   SOLE   505,756 0 0
Pembina Pipeline Corp cs 706327103   20,292,275 626,451 SH   SOLE   626,451 0 0
PENTAIR INC cs G7S00T104   1,921,627 34,768 SH   SOLE   34,768 0 0
Plains All American Pipeline lp 726503105   5,836,147 468,015 SH   SOLE   468,015 0 0
Plains GP Holdings, L.P. cs 72651A207   2,669,277 203,451 SH   SOLE   203,451 0 0
Select Water Solutions Inc. cs 81617J301   127,361 18,299 SH   SOLE   18,299 0 0
Sjw Corp cs 784305104   446,046 5,859 SH   SOLE   5,859 0 0
Southwest Gas Corporation cs 844895102   8,675,054 138,912 SH   SOLE   138,912 0 0
Spire Inc cs 84857L101   7,855,399 111,996 SH   SOLE   111,996 0 0
Stantec Inc. cs 85472N109   1,421,543 24,317 SH   SOLE   24,317 0 0
Sunoco LP lp 86765K109   2,540,880 57,892 SH   SOLE   57,892 0 0
Targa Resources Corp. cs 87612G101   20,126,613 275,896 SH   SOLE   275,896 0 0
TC Energy Corp. cs 87807B107   38,083,124 978,749 SH   SOLE   978,749 0 0
Tetra Tech, Inc. cs 88162G103   1,709,004 11,633 SH   SOLE   11,633 0 0
USA Compression Partners LP lp 90290N109   1,127,518 53,361 SH   SOLE   53,361 0 0
Watts Water Technologies, Inc. cs 942749102   1,008,405 5,991 SH   SOLE   5,991 0 0
Western Midstream Partners LP lp 958669103   5,316,640 201,617 SH   SOLE   201,617 0 0
WILLIAMS COS INC cs 969457100   38,982,260 1,305,501 SH   SOLE   1,305,501 0 0
Xylem Inc. cs 98419M100   3,156,705 30,150 SH   SOLE   30,150 0 0
Zurn Elkay Water Solutions Corp. cs 98983L108   683,755 32,011 SH   SOLE   32,011 0 0