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
Agree Realty Corp. STOCK 008492100   539,468 8,250 SH   SOLE   0 0 0
Alexandria Real Estate Equities, Inc. STOCK 015271109   1,225,692 10,800 SH   SOLE   0 0 0
American Homes 4 Rent STOCK 02665T306   533,523 15,050 SH   SOLE   0 0 0
American Tower Corp. STOCK 03027X100   1,039,518 5,360 SH   SOLE   0 0 0
Americold Realty Trust STOCK 03064D108   151,810 4,700 SH   SOLE   0 0 0
Apartment Income REIT Corp. STOCK 03750L109   934,803 25,902 SH   SOLE   0 0 0
Apple Hospitality REIT, Inc. STOCK 03784Y200   683,123 45,210 SH   SOLE   0 0 0
AvalonBay Communities, Inc. STOCK 053484101   2,912,865 15,390 SH   SOLE   0 0 0
Black Stone Minerals, L.P. STOCK 09225M101   111,650 7,000 SH   SOLE   0 0 0
Blackstone Mortgage Trust, Inc. STOCK 09257W100   274,692 13,200 SH   SOLE   0 0 0
Boston Properties, Inc. STOCK 101121101   357,922 6,215 SH   SOLE   0 0 0
Brixmor Property Group, Inc. STOCK 11120U105   1,022,450 46,475 SH   SOLE   0 0 0
Camden Property Trust STOCK 133131102   1,437,084 13,200 SH   SOLE   0 0 0
Cheniere Energy Partners LP STOCK 16411Q101   382,962 8,300 SH   SOLE   0 0 0
Cousins Properties, Inc. STOCK 222795502   22,800 1,000 SH   SOLE   0 0 0
Crown Castle International Corp. STOCK 22822V101   1,040,272 9,130 SH   SOLE   0 0 0
CubeSmart STOCK 229663109   957,957 21,450 SH   SOLE   0 0 0
Digital Realty Trust, Inc. STOCK 253868103   2,890,134 25,381 SH   SOLE   0 0 0
Energy Transfer LP STOCK 29273V100   450,850 35,500 SH   SOLE   0 0 0
Enterprise Products Partners LP STOCK 293792107   184,450 7,000 SH   SOLE   0 0 0
Equinix, Inc. STOCK 29444U700   5,068,172 6,465 SH   SOLE   0 0 0
Equity LifeStyle Properties, Inc. STOCK 29472R108   1,989,978 29,750 SH   SOLE   0 0 0
Equity Residential STOCK 29476L107   2,026,269 30,715 SH   SOLE   0 0 0
Essex Property Trust, Inc. STOCK 297178105   1,320,515 5,636 SH   SOLE   0 0 0
Extra Space Storage, Inc. STOCK 30225T102   1,993,846 13,395 SH   SOLE   0 0 0
Federal Realty Investment Trust STOCK 313745101   1,238,656 12,800 SH   SOLE   0 0 0
Four Corners Property Trust, Inc. STOCK 35086T109   127,000 5,000 SH   SOLE   0 0 0
Gaming and Leisure Properties, Inc. STOCK 36467J108   1,642,067 33,885 SH   SOLE   0 0 0
Getty Realty Corp. STOCK 374297109   33,820 1,000 SH   SOLE   0 0 0
Global Medical REIT, Inc. STOCK 37954A204   136,950 15,000 SH   SOLE   0 0 0
Hannon Armstrong Sustainable Infrastructure STOCK 41068X100   117,925 4,717 SH   SOLE   0 0 0
Healthcare Realty Trust, Inc. STOCK 42226K105   188,600 10,000 SH   SOLE   0 0 0
Healthpeak Properties, Inc. STOCK 42250P103   614,417 30,568 SH   SOLE   0 0 0
Host Hotels & Resorts, Inc. STOCK 44107P104   822,987 48,900 SH   SOLE   0 0 0
Iron Mountain, Inc. STOCK 46284V101   1,306,860 23,000 SH   SOLE   0 0 0
Kilroy Realty Corp. STOCK 49427F108   158,424 5,265 SH   SOLE   0 0 0
Kimco Realty Corp. STOCK 49446R109   543,661 27,569 SH   SOLE   0 0 0
Lexington Realty Trust STOCK 529043101   26,325 2,700 SH   SOLE   0 0 0
Life Storage, Inc. STOCK 53223X107   3,437,016 25,850 SH   SOLE   0 0 0
MPLX LP STOCK 55336V100   288,490 8,500 SH   SOLE   0 0 0
Medical Properties Trust, Inc. STOCK 58463J304   69,450 7,500 SH   SOLE   0 0 0
Mid-America Apartment Communities, Inc. STOCK 59522J103   2,645,705 17,422 SH   SOLE   0 0 0
National Retail Properties, Inc. STOCK 637417106   759,523 17,750 SH   SOLE   0 0 0
Omega Healthcare Investors, Inc. STOCK 681936100   337,590 11,000 SH   SOLE   0 0 0
One Liberty Properties, Inc. STOCK 682406103   50,800 2,500 SH   SOLE   0 0 0
Park Hotels & Resorts, Inc. STOCK 700517105   118,585 9,250 SH   SOLE   0 0 0
Pebblebrook Hotel Trust STOCK 70509V100   589,397 42,281 SH   SOLE   0 0 0
Physicians Realty Trust STOCK 71943U104   172,777 12,350 SH   SOLE   0 0 0
Plains All American Pipeline LP STOCK 726503105   155,100 11,000 SH   SOLE   0 0 0
Plains GP Holdings LP STOCK 72651A207   74,150 5,000 SH   SOLE   0 0 0
Prologis, Inc. STOCK 74340W103   10,061,914 82,051 SH   SOLE   0 0 0
Public Storage STOCK 74460D109   2,648,811 9,075 SH   SOLE   0 0 0
Realty Income Corp. STOCK 756109104   1,852,593 30,985 SH   SOLE   0 0 0
Regency Centers Corp. STOCK 758849103   1,087,152 17,600 SH   SOLE   0 0 0
Rexford Industrial Realty, Inc. STOCK 76169C100   861,630 16,500 SH   SOLE   0 0 0
Simon Property Group, Inc. STOCK 828806109   1,570,528 13,600 SH   SOLE   0 0 0
STAG Industrial, Inc. STOCK 85254J102   1,648,686 45,950 SH   SOLE   0 0 0
Starwood Property Trust, Inc. STOCK 85571B105   291,000 15,000 SH   SOLE   0 0 0
Summit Hotel Properties, Inc. STOCK 866082100   58,590 9,000 SH   SOLE   0 0 0
Sun Communities, Inc. STOCK 866674104   2,622,246 20,100 SH   SOLE   0 0 0
Sunstone Hotel Investors, Inc. STOCK 867892101   158,884 15,700 SH   SOLE   0 0 0
Terreno Realty Corp. STOCK 88146M101   2,518,190 41,900 SH   SOLE   0 0 0
UDR, Inc. STOCK 902653104   1,916,016 44,600 SH   SOLE   0 0 0
Ventas, Inc. STOCK 92276F100   285,984 6,050 SH   SOLE   0 0 0
VICI Properties, Inc. STOCK 925652109   2,995,185 95,297 SH   SOLE   0 0 0
WP Carey, Inc. STOCK 92936U109   2,023,422 29,950 SH   SOLE   0 0 0
Welltower, Inc. STOCK 95040Q104   1,797,780 22,225 SH   SOLE   0 0 0
Western Midstream Partners LP STOCK 958669103   46,410 1,750 SH   SOLE   0 0 0
Weyerhaeuser Co. STOCK 962166104   110,583 3,300 SH   SOLE   0 0 0
AES Corp. STOCK 00130H105   145,110 7,000 SH   SOLE   0 0 0
AT&T, Inc. STOCK 00206R102   103,675 6,500 SH   SOLE   0 0 0
Abbott Laboratories STOCK 002824100   337,962 3,100 SH   SOLE   0 0 0
AbbVie, Inc. STOCK 00287Y109   3,362,457 24,957 SH   SOLE   0 0 0
Adobe Systems, Inc. STOCK 00724F101   660,137 1,350 SH   SOLE   0 0 0
Advanced Micro Devices, Inc. STOCK 007903107   392,990 3,450 SH   SOLE   0 0 0
Alphabet, Inc. STOCK 02079K305   4,345,110 36,300 SH   SOLE   0 0 0
Altria Group, Inc. STOCK 02209S103   573,045 12,650 SH   SOLE   0 0 0
Amazon.com, Inc. STOCK 023135106   1,512,176 11,600 SH   SOLE   0 0 0
American Electric Power Co., Inc. STOCK 025537101   155,770 1,850 SH   SOLE   0 0 0
American Express Co. STOCK 025816109   871,000 5,000 SH   SOLE   0 0 0
American Tower Corp. STOCK 03027X100   201,698 1,040 SH   SOLE   0 0 0
Amgen, Inc. STOCK 031162100   255,323 1,150 SH   SOLE   0 0 0
Antero Midstream Corp. STOCK 03676B102   58,000 5,000 SH   SOLE   0 0 0
Apple, Inc. STOCK 037833100   9,549,531 49,232 SH   SOLE   0 0 0
Applied Materials, Inc. STOCK 038222105   2,055,359 14,220 SH   SOLE   0 0 0
Baker Hughes Co. STOCK 05722G100   276,588 8,750 SH   SOLE   0 0 0
Bank of America Corp. STOCK 060505104   741,637 25,850 SH   SOLE   0 0 0
Berkshire Hathaway, Inc. STOCK 084670702   1,319,670 3,870 SH   SOLE   0 0 0
Blackstone Group LP/The STOCK 09260D107   1,045,913 11,250 SH   SOLE   0 0 0
Boeing Co./The STOCK 097023105   708,442 3,355 SH   SOLE   0 0 0
Bristol-Myers Squibb Co. STOCK 110122108   1,064,768 16,650 SH   SOLE   0 0 0
CF Industries Holdings, Inc. STOCK 125269100   569,244 8,200 SH   SOLE   0 0 0
CME Group, Inc. STOCK 12572Q105   260,147 1,404 SH   SOLE   0 0 0
CSX Corp. STOCK 126408103   1,282,160 37,600 SH   SOLE   0 0 0
CNX Resources Corp. STOCK 12653C108   70,880 4,000 SH   SOLE   0 0 0
CVS Health Corp. STOCK 126650100   125,194 1,811 SH   SOLE   0 0 0
The Carlyle Group, Inc. STOCK 14316J108   193,298 6,050 SH   SOLE   0 0 0
Caterpillar, Inc. STOCK 149123101   2,827,115 11,490 SH   SOLE   0 0 0
Centene Corp. STOCK 15135B101   492,385 7,300 SH   SOLE   0 0 0
Cheniere Energy, Inc. STOCK 16411R208   2,003,534 13,150 SH   SOLE   0 0 0
Chevron Corp. STOCK 166764100   2,165,136 13,760 SH   SOLE   0 0 0
Cisco Systems, Inc. STOCK 17275R102   892,515 17,250 SH   SOLE   0 0 0
Citigroup, Inc. STOCK 172967424   768,868 16,700 SH   SOLE   0 0 0
Coca-Cola Co./The STOCK 191216100   475,738 7,900 SH   SOLE   0 0 0
Cognizant Technology Solutions Corp. STOCK 192446102   300,288 4,600 SH   SOLE   0 0 0
Colgate-Palmolive Co. STOCK 194162103   115,560 1,500 SH   SOLE   0 0 0
ConAgra Foods, Inc. STOCK 205887102   239,412 7,100 SH   SOLE   0 0 0
ConocoPhillips STOCK 20825C104   549,133 5,300 SH   SOLE   0 0 0
Constellation Brands, Inc. STOCK 21036P108   344,582 1,400 SH   SOLE   0 0 0
Corning, Inc. STOCK 219350105   280,320 8,000 SH   SOLE   0 0 0
Corteva, Inc. STOCK 22052L104   414,451 7,233 SH   SOLE   0 0 0
Costco Wholesale Corp. STOCK 22160K105   3,526,927 6,551 SH   SOLE   0 0 0
Crown Castle International Corp. STOCK 22822V101   306,499 2,690 SH   SOLE   0 0 0
Cummins, Inc. STOCK 231021106   870,318 3,550 SH   SOLE   0 0 0
Deere & Co. STOCK 244199105   2,566,879 6,335 SH   SOLE   0 0 0
Dell Technolodies, Inc. STOCK 24703L202   87,875 1,624 SH   SOLE   0 0 0
Devon Energy Corp. STOCK 25179M103   377,052 7,800 SH   SOLE   0 0 0
Diamondback Energy, Inc. STOCK 25278X109   348,104 2,650 SH   SOLE   0 0 0
Walt Disney Co./The STOCK 254687106   1,691,856 18,950 SH   SOLE   0 0 0
Dominion Resources, Inc. STOCK 25746U109   673,270 13,000 SH   SOLE   0 0 0
Dow, Inc. STOCK 260557103   323,981 6,083 SH   SOLE   0 0 0
Duke Energy Corp. STOCK 26441C204   179,480 2,000 SH   SOLE   0 0 0
DuPont de Nemours, Inc. STOCK 26614N102   464,360 6,500 SH   SOLE   0 0 0
EOG Resources, Inc. STOCK 26875P101   503,536 4,400 SH   SOLE   0 0 0
Edison International STOCK 281020107   180,570 2,600 SH   SOLE   0 0 0
Edwards LifeSciences Corp. STOCK 28176E108   282,990 3,000 SH   SOLE   0 0 0
Enbridge, Inc. STOCK 29250N105   111,450 3,000 SH   SOLE   0 0 0
Equinix, Inc. STOCK 29444U700   705,546 900 SH   SOLE   0 0 0
Exxon Mobil Corp. STOCK 30231G102   809,738 7,550 SH   SOLE   0 0 0
FedEx Corp. STOCK 31428X106   371,850 1,500 SH   SOLE   0 0 0
Goldman Sachs Group, Inc./The STOCK 38141G104   875,696 2,715 SH   SOLE   0 0 0
HP, Inc. STOCK 40434L105   479,076 15,600 SH   SOLE   0 0 0
Halliburton Co. STOCK 406216101   98,970 3,000 SH   SOLE   0 0 0
Home Depot, Inc./The STOCK 437076102   1,875,644 6,038 SH   SOLE   0 0 0
Honeywell International, Inc. STOCK 438516106   1,846,750 8,900 SH   SOLE   0 0 0
Humana, Inc. STOCK 444859102   603,626 1,350 SH   SOLE   0 0 0
International Business Machines Corp. STOCK 459200101   357,005 2,668 SH   SOLE   0 0 0
International Paper Co. STOCK 460146103   15,905 500 SH   SOLE   0 0 0
JPMorgan Chase & Co. STOCK 46625H100   3,023,988 20,792 SH   SOLE   0 0 0
Kinder Morgan, Inc. STOCK 49456B101   391,755 22,750 SH   SOLE   0 0 0
Kroger Co./The STOCK 501044101   423,000 9,000 SH   SOLE   0 0 0
Lamb Weston Holdings, Inc. STOCK 513272104   494,285 4,300 SH   SOLE   0 0 0
Eli Lilly & Co. STOCK 532457108   1,500,736 3,200 SH   SOLE   0 0 0
Lockheed Martin Corp. STOCK 539830109   138,114 300 SH   SOLE   0 0 0
Lowe's Cos., Inc. STOCK 548661107   394,975 1,750 SH   SOLE   0 0 0
Marathon Oil Corp. STOCK 565849106   46,040 2,000 SH   SOLE   0 0 0
Marathon Petroleum Corp. STOCK 56585A102   134,090 1,150 SH   SOLE   0 0 0
Masco Corp. STOCK 574599106   487,730 8,500 SH   SOLE   0 0 0
MasterCard, Inc. STOCK 57636Q104   943,920 2,400 SH   SOLE   0 0 0
McDonald's Corp. STOCK 580135101   889,262 2,980 SH   SOLE   0 0 0
McKesson Corp. STOCK 58155Q103   2,008,357 4,700 SH   SOLE   0 0 0
Merck & Co., Inc. STOCK 58933Y105   2,117,407 18,350 SH   SOLE   0 0 0
Microsoft Corp. STOCK 594918104   6,704,892 19,689 SH   SOLE   0 0 0
Microchip Technology, Inc. STOCK 595017104   577,856 6,450 SH   SOLE   0 0 0
Mid-America Apartment Communities, Inc. STOCK 59522J103   37,965 250 SH   SOLE   0 0 0
Morgan Stanley STOCK 617446448   256,200 3,000 SH   SOLE   0 0 0
NetApp, Inc. STOCK 64110D104   198,640 2,600 SH   SOLE   0 0 0
NextEra Energy, Inc. STOCK 65339F101   2,123,975 28,625 SH   SOLE   0 0 0
NIKE, Inc. STOCK 654106103   77,259 700 SH   SOLE   0 0 0
Gen Digital, Inc. STOCK 668771108   458,185 24,700 SH   SOLE   0 0 0
NVIDIA Corp. STOCK 67066G104   15,056,128 35,592 SH   SOLE   0 0 0
Occidental Petroleum Corp. STOCK 674599105   382,200 6,500 SH   SOLE   0 0 0
ONEOK, Inc. STOCK 682680103   123,440 2,000 SH   SOLE   0 0 0
Oracle Corp. STOCK 68389X105   3,200,544 26,875 SH   SOLE   0 0 0
Palo Alto Networks, Inc. STOCK 697435105   51,102 200 SH   SOLE   0 0 0
Paychex, Inc. STOCK 704326107   430,700 3,850 SH   SOLE   0 0 0
PepsiCo, Inc. STOCK 713448108   444,528 2,400 SH   SOLE   0 0 0
Philip Morris International, Inc. STOCK 718172109   717,507 7,350 SH   SOLE   0 0 0
Phillips 66 STOCK 718546104   691,505 7,250 SH   SOLE   0 0 0
Pioneer Natural Resources Co. STOCK 723787107   1,569,389 7,575 SH   SOLE   0 0 0
Procter & Gamble Co./The STOCK 742718109   1,102,391 7,265 SH   SOLE   0 0 0
Prologis, Inc. STOCK 74340W103   772,569 6,300 SH   SOLE   0 0 0
QUALCOMM, Inc. STOCK 747525103   422,592 3,550 SH   SOLE   0 0 0
Quest Diagnostics, Inc. STOCK 74834L100   632,520 4,500 SH   SOLE   0 0 0
Raytheon Technologies Corp. STOCK 75513E101   205,716 2,100 SH   SOLE   0 0 0
Schlumberger Ltd. STOCK 806857108   24,560 500 SH   SOLE   0 0 0
Sun Communities, Inc. STOCK 866674104   339,196 2,600 SH   SOLE   0 0 0
Target Corp. STOCK 87612E106   1,468,047 11,130 SH   SOLE   0 0 0
Targa Resources Corp. STOCK 87612G101   426,160 5,600 SH   SOLE   0 0 0
Terreno Realty Corp. STOCK 88146M101   124,708 2,075 SH   SOLE   0 0 0
Tesla, Inc. STOCK 88160R101   91,620 350 SH   SOLE   0 0 0
Texas Instruments, Inc. STOCK 882508104   1,876,709 10,425 SH   SOLE   0 0 0
Thermo Fisher Scientific, Inc. STOCK 883556102   568,708 1,090 SH   SOLE   0 0 0
UGI Corp. STOCK 902681105   26,970 1,000 SH   SOLE   0 0 0
United Parcel Service, Inc. STOCK 911312106   439,163 2,450 SH   SOLE   0 0 0
UnitedHealth Group, Inc. STOCK 91324P102   1,177,568 2,450 SH   SOLE   0 0 0
Valero Energy Corp. STOCK 91913Y100   1,966,535 16,765 SH   SOLE   0 0 0
Verizon Communications, Inc. STOCK 92343V104   1,061,403 28,540 SH   SOLE   0 0 0
VICI Properties, Inc. STOCK 925652109   96,584 3,073 SH   SOLE   0 0 0
Visa, Inc. STOCK 92826C839   1,697,982 7,150 SH   SOLE   0 0 0
WEC Energy Group, Inc. STOCK 92939U106   891,224 10,100 SH   SOLE   0 0 0
Wal-Mart Stores, Inc. STOCK 931142103   2,182,287 13,884 SH   SOLE   0 0 0
Waste Connections, Inc. STOCK 94106B101   1,911,689 13,375 SH   SOLE   0 0 0
Wells Fargo & Co. STOCK 949746101   85,360 2,000 SH   SOLE   0 0 0
WestRock Co. STOCK 96145D105   14,535 500 SH   SOLE   0 0 0
Weyerhaeuser Co. STOCK 962166104   16,755 500 SH   SOLE   0 0 0
Williams Cos, Inc./The STOCK 969457100   1,892,540 58,000 SH   SOLE   0 0 0
Workday, Inc. STOCK 98138H101   1,644,479 7,280 SH   SOLE   0 0 0
Zscaler, Inc. STOCK 98980G102   204,820 1,400 SH   SOLE   0 0 0
Accenture PLC STOCK G1151C101   1,180,319 3,825 SH   SOLE   0 0 0
Johnson Controls International PLC STOCK G51502105   562,359 8,253 SH   SOLE   0 0 0
New Linde PLC STOCK G54950103   495,404 1,300 SH   SOLE   0 0 0
Medtronic PLC STOCK G5960L103   622,779 7,069 SH   SOLE   0 0 0
Garmin Ltd. STOCK H2906T109   104,290 1,000 SH   SOLE   0 0 0
AbbVie, Inc. STOCK 00287Y109   808,380 6,000 SH   SOLE   0 0 0
Blackstone Mortgage Trust, Inc. STOCK 09257W100   240,668 11,565 SH   SOLE   0 0 0
Chevron Corp. STOCK 166764100   865,425 5,500 SH   SOLE   0 0 0
City Office REIT, Inc. STOCK 178587101   55,700 10,000 SH   SOLE   0 0 0
Duke Energy Corp. STOCK 26441C204   269,220 3,000 SH   SOLE   0 0 0
Enbridge, Inc. STOCK 29250N105   928,750 25,000 SH   SOLE   0 0 0
Hannon Armstrong Sustainable Infrastructure STOCK 41068X100   200,000 8,000 SH   SOLE   0 0 0
Kinder Morgan, Inc. STOCK 49456B101   688,800 40,000 SH   SOLE   0 0 0
Medical Properties Trust, Inc. STOCK 58463J304   46,300 5,000 SH   SOLE   0 0 0
Philip Morris International, Inc. STOCK 718172109   780,960 8,000 SH   SOLE   0 0 0
Phillips 66 STOCK 718546104   524,590 5,500 SH   SOLE   0 0 0
Physicians Realty Trust STOCK 71943U104   27,980 2,000 SH   SOLE   0 0 0
Simon Property Group, Inc. STOCK 828806109   461,920 4,000 SH   SOLE   0 0 0
Spirit Realty Capital, Inc. STOCK 84860W300   157,520 4,000 SH   SOLE   0 0 0
TC Energy Corp. STOCK 87807B107   606,150 15,000 SH   SOLE   0 0 0
Verizon Communications, Inc. STOCK 92343V104   278,925 7,500 SH   SOLE   0 0 0
Williams Cos, Inc./The STOCK 969457100   1,386,775 42,500 SH   SOLE   0 0 0
Antero Midstream Corp. STOCK 03676B102   708,760 61,100 SH   SOLE   0 0 0
BP PLC STOCK 055622104   2,835,940 80,361 SH   SOLE   0 0 0
Baker Hughes Co. STOCK 05722G100   1,375,035 43,500 SH   SOLE   0 0 0
Black Stone Minerals, L.P. STOCK 09225M101   7,436,672 466,249 SH   SOLE   0 0 0
CNX Resources Corp. STOCK 12653C108   159,480 9,000 SH   SOLE   0 0 0
Cheniere Energy Partners LP STOCK 16411Q101   10,029,406 217,369 SH   SOLE   0 0 0
Cheniere Energy, Inc. STOCK 16411R208   6,288,659 41,275 SH   SOLE   0 0 0
Chesapeake Energy Corp. STOCK 165167735   334,720 4,000 SH   SOLE   0 0 0
Chevron Corp. STOCK 166764100   12,553,383 79,780 SH   SOLE   0 0 0
Crestwood Equity Partners LP STOCK 226344208   211,840 8,000 SH   SOLE   0 0 0
Devon Energy Corp. STOCK 25179M103   410,890 8,500 SH   SOLE   0 0 0
Diamondback Energy, Inc. STOCK 25278X109   577,984 4,400 SH   SOLE   0 0 0
Dominion Resources, Inc. STOCK 25746U109   869,658 16,792 SH   SOLE   0 0 0
Duke Energy Corp. STOCK 26441C204   269,220 3,000 SH   SOLE   0 0 0
EOG Resources, Inc. STOCK 26875P101   383,374 3,350 SH   SOLE   0 0 0
Enbridge, Inc. STOCK 29250N105   7,713,343 207,627 SH   SOLE   0 0 0
Energy Transfer LP STOCK 29273V100   9,288,399 731,370 SH   SOLE   0 0 0
Enterprise Products Partners LP STOCK 293792107   13,283,984 504,136 SH   SOLE   0 0 0
Exxon Mobil Corp. STOCK 30231G102   5,723,933 53,370 SH   SOLE   0 0 0
Hess Midstream LP STOCK 428103105   7,204,799 234,837 SH   SOLE   0 0 0
Holly Energy Partners LP STOCK 435763107   692,252 37,419 SH   SOLE   0 0 0
Kinder Morgan, Inc. STOCK 49456B101   6,156,047 357,494 SH   SOLE   0 0 0
MPLX LP STOCK 55336V100   14,302,214 421,397 SH   SOLE   0 0 0
Magellan Midstream Partners LP STOCK 559080106   13,243,935 212,515 SH   SOLE   0 0 0
Marathon Oil Corp. STOCK 565849106   1,260,874 54,773 SH   SOLE   0 0 0
Marathon Petroleum Corp. STOCK 56585A102   11,709,089 100,421 SH   SOLE   0 0 0
NextEra Energy Partners LP STOCK 65341B106   360,636 6,150 SH   SOLE   0 0 0
Occidental Petroleum Corp. STOCK 674599105   352,800 6,000 SH   SOLE   0 0 0
ONEOK, Inc. STOCK 682680103   5,037,648 81,621 SH   SOLE   0 0 0
PPL Corp. STOCK 69351T106   535,815 20,250 SH   SOLE   0 0 0
Phillips 66 STOCK 718546104   12,355,144 129,536 SH   SOLE   0 0 0
Pioneer Natural Resources Co. STOCK 723787107   5,199,596 25,097 SH   SOLE   0 0 0
Plains All American Pipeline LP STOCK 726503105   4,389,330 311,300 SH   SOLE   0 0 0
Plains GP Holdings LP STOCK 72651A207   252,110 17,000 SH   SOLE   0 0 0
Schlumberger Ltd. STOCK 806857108   49,120 1,000 SH   SOLE   0 0 0
Sunoco LP STOCK 86765K109   4,550,887 104,474 SH   SOLE   0 0 0
Targa Resources Corp. STOCK 87612G101   3,104,880 40,800 SH   SOLE   0 0 0
TC Energy Corp. STOCK 87807B107   2,906,610 71,928 SH   SOLE   0 0 0
UGI Corp. STOCK 902681105   1,272,229 47,172 SH   SOLE   0 0 0
USA Compression Partners LP STOCK 90290N109   3,114,656 157,784 SH   SOLE   0 0 0
Valero Energy Corp. STOCK 91913Y100   11,309,949 96,419 SH   SOLE   0 0 0
Viper Energy Partners LP STOCK 92763M105   528,551 19,700 SH   SOLE   0 0 0
Western Midstream Partners LP STOCK 958669103   4,570,722 172,350 SH   SOLE   0 0 0
Williams Cos, Inc./The STOCK 969457100   13,477,234 413,032 SH   SOLE   0 0 0
AES Corp. STOCK 00130H105   393,870 19,000 SH   SOLE   0 0 0
Alliant Energy Corp. STOCK 018802108   112,832 2,150 SH   SOLE   0 0 0
Ameren Corp. STOCK 023608102   481,853 5,900 SH   SOLE   0 0 0
American Electric Power Co., Inc. STOCK 025537101   547,300 6,500 SH   SOLE   0 0 0
American Water Works Co., Inc. STOCK 030420103   42,825 300 SH   SOLE   0 0 0
Atmos Energy Corp. STOCK 049560105   232,680 2,000 SH   SOLE   0 0 0
Brookfield Renewable Corp. STOCK 11284V105   36,248 1,150 SH   SOLE   0 0 0
CMS Energy Corp. STOCK 125896100   282,000 4,800 SH   SOLE   0 0 0
CenterPoint Energy, Inc. STOCK 15189T107   320,650 11,000 SH   SOLE   0 0 0
Clearway Energy, Inc. STOCK 18539C204   122,808 4,300 SH   SOLE   0 0 0
Constellation Energy Corp. STOCK 21037T109   357,045 3,900 SH   SOLE   0 0 0
DTE Energy Co. STOCK 233331107   489,589 4,450 SH   SOLE   0 0 0
Dominion Resources, Inc. STOCK 25746U109   134,654 2,600 SH   SOLE   0 0 0
Duke Energy Corp. STOCK 26441C204   516,005 5,750 SH   SOLE   0 0 0
Edison International STOCK 281020107   177,098 2,550 SH   SOLE   0 0 0
Entergy Corp. STOCK 29364G103   598,826 6,150 SH   SOLE   0 0 0
Essential Utilities, Inc. STOCK 29670G102   409,078 10,250 SH   SOLE   0 0 0
Evergy, Inc. STOCK 30034W106   46,736 800 SH   SOLE   0 0 0
Eversource Energy STOCK 30040W108   450,342 6,350 SH   SOLE   0 0 0
Exelon Corp. STOCK 30161N101   350,364 8,600 SH   SOLE   0 0 0
FirstEnergy Corp. STOCK 337932107   353,808 9,100 SH   SOLE   0 0 0
National Fuel Gas Co. STOCK 636180101   30,816 600 SH   SOLE   0 0 0
NextEra Energy, Inc. STOCK 65339F101   753,130 10,150 SH   SOLE   0 0 0
Nisource, Inc. STOCK 65473P105   243,415 8,900 SH   SOLE   0 0 0
Northwest Natural Holdings Co. STOCK 66765N105   53,813 1,250 SH   SOLE   0 0 0
NorthWestern Corp. STOCK 668074305   42,570 750 SH   SOLE   0 0 0
PPL Corp. STOCK 69351T106   357,210 13,500 SH   SOLE   0 0 0
Public Service Enterprise Group, Inc. STOCK 744573106   444,531 7,100 SH   SOLE   0 0 0
Sempra Energy STOCK 816851109   531,404 3,650 SH   SOLE   0 0 0
Southern Co./The STOCK 842587107   129,963 1,850 SH   SOLE   0 0 0
Southwest Gas Corp. STOCK 844895102   136,848 2,150 SH   SOLE   0 0 0
Vistra Energy Corp. STOCK 92840M102   157,500 6,000 SH   SOLE   0 0 0
WEC Energy Group, Inc. STOCK 92939U106   427,964 4,850 SH   SOLE   0 0 0
Waste Management, Inc. STOCK 94106L109   26,013 150 SH   SOLE   0 0 0
Williams Cos, Inc./The STOCK 969457100   65,260 2,000 SH   SOLE   0 0 0
Xcel Energy, Inc. STOCK 98389B100   385,454 6,200 SH   SOLE   0 0 0