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   566,033 8,250 SH   SOLE   0 0 0
Alexandria Real Estate Equities, Inc. STOCK 015271109   1,689,186 13,450 SH   SOLE   0 0 0
American Assets Trust, Inc. STOCK 024013104   65,065 3,500 SH   SOLE   0 0 0
American Homes 4 Rent STOCK 02665T306   473,323 15,050 SH   SOLE   0 0 0
American Tower Corp. STOCK 03027X100   1,585,678 7,760 SH   SOLE   0 0 0
Americold Realty Trust STOCK 03064D108   133,715 4,700 SH   SOLE   0 0 0
Apartment Income REIT Corp. STOCK 03750L109   927,551 25,902 SH   SOLE   0 0 0
Apple Hospitality REIT, Inc. STOCK 03784Y200   701,659 45,210 SH   SOLE   0 0 0
AvalonBay Communities, Inc. STOCK 053484101   2,586,443 15,390 SH   SOLE   0 0 0
Black Stone Minerals, L.P. STOCK 09225M101   219,660 14,000 SH   SOLE   0 0 0
Blackstone Mortgage Trust, Inc. STOCK 09257W100   414,120 23,200 SH   SOLE   0 0 0
Blackstone Group LP/The STOCK 09260D107   289,872 3,300 SH   SOLE   0 0 0
Boston Properties, Inc. STOCK 101121101   336,356 6,215 SH   SOLE   0 0 0
Brixmor Property Group, Inc. STOCK 11120U105   1,032,422 47,975 SH   SOLE   0 0 0
Camden Property Trust STOCK 133131102   1,425,824 13,600 SH   SOLE   0 0 0
Cheniere Energy Partners LP STOCK 16411Q101   653,016 13,800 SH   SOLE   0 0 0
City Office REIT, Inc. STOCK 178587101   27,600 4,000 SH   SOLE   0 0 0
Cousins Properties, Inc. STOCK 222795502   21,380 1,000 SH   SOLE   0 0 0
Crown Castle International Corp. STOCK 22822V101   1,784,087 13,330 SH   SOLE   0 0 0
CubeSmart STOCK 229663109   959,065 20,750 SH   SOLE   0 0 0
Digital Realty Trust, Inc. STOCK 253868103   2,544,361 25,881 SH   SOLE   0 0 0
Energy Transfer LP STOCK 29273V100   529,975 42,500 SH   SOLE   0 0 0
Enterprise Products Partners LP STOCK 293792107   181,300 7,000 SH   SOLE   0 0 0
Equinix, Inc. STOCK 29444U700   4,874,230 6,760 SH   SOLE   0 0 0
Equity LifeStyle Properties, Inc. STOCK 29472R108   2,312,629 34,450 SH   SOLE   0 0 0
Equity Residential STOCK 29476L107   1,842,900 30,715 SH   SOLE   0 0 0
Essex Property Trust, Inc. STOCK 297178105   1,178,713 5,636 SH   SOLE   0 0 0
Extra Space Storage, Inc. STOCK 30225T102   2,182,447 13,395 SH   SOLE   0 0 0
Federal Realty Investment Trust STOCK 313745101   1,353,971 13,700 SH   SOLE   0 0 0
Four Corners Property Trust, Inc. STOCK 35086T109   134,300 5,000 SH   SOLE   0 0 0
Gaming and Leisure Properties, Inc. STOCK 36467J108   1,764,053 33,885 SH   SOLE   0 0 0
Getty Realty Corp. STOCK 374297109   36,030 1,000 SH   SOLE   0 0 0
Global Medical REIT, Inc. STOCK 37954A204   136,650 15,000 SH   SOLE   0 0 0
Hannon Armstrong Sustainable Infrastructure STOCK 41068X100   134,906 4,717 SH   SOLE   0 0 0
Healthcare Realty Trust, Inc. STOCK 42226K105   193,300 10,000 SH   SOLE   0 0 0
Healthpeak Properties, Inc. STOCK 42250P103   957,189 43,568 SH   SOLE   0 0 0
Host Hotels & Resorts, Inc. STOCK 44107P104   773,381 46,900 SH   SOLE   0 0 0
Hudson Pacific Properties, Inc. STOCK 444097109   28,263 4,250 SH   SOLE   0 0 0
Innovative Industrial Properties, Inc. STOCK 45781V101   227,970 3,000 SH   SOLE   0 0 0
Invitation Homes, Inc. STOCK 46187W107   62,460 2,000 SH   SOLE   0 0 0
Iron Mountain, Inc. STOCK 46284V101   1,190,475 22,500 SH   SOLE   0 0 0
Kilroy Realty Corp. STOCK 49427F108   259,686 8,015 SH   SOLE   0 0 0
Kimco Realty Corp. STOCK 49446R109   577,483 29,569 SH   SOLE   0 0 0
Lexington Realty Trust STOCK 529043101   27,837 2,700 SH   SOLE   0 0 0
Life Storage, Inc. STOCK 53223X107   3,388,677 25,850 SH   SOLE   0 0 0
MPLX LP STOCK 55336V100   310,050 9,000 SH   SOLE   0 0 0
Magellan Midstream Partners LP STOCK 559080106   59,686 1,100 SH   SOLE   0 0 0
Medical Properties Trust, Inc. STOCK 58463J304   242,490 29,500 SH   SOLE   0 0 0
Mid-America Apartment Communities, Inc. STOCK 59522J103   2,691,835 17,822 SH   SOLE   0 0 0
National Retail Properties, Inc. STOCK 637417106   783,663 17,750 SH   SOLE   0 0 0
Omega Healthcare Investors, Inc. STOCK 681936100   301,510 11,000 SH   SOLE   0 0 0
One Liberty Properties, Inc. STOCK 682406103   57,325 2,500 SH   SOLE   0 0 0
Park Hotels & Resorts, Inc. STOCK 700517105   114,330 9,250 SH   SOLE   0 0 0
Pebblebrook Hotel Trust STOCK 70509V100   593,625 42,281 SH   SOLE   0 0 0
Physicians Realty Trust STOCK 71943U104   244,106 16,350 SH   SOLE   0 0 0
Plains All American Pipeline LP STOCK 726503105   137,170 11,000 SH   SOLE   0 0 0
Plains GP Holdings LP STOCK 72651A207   65,600 5,000 SH   SOLE   0 0 0
Prologis, Inc. STOCK 74340W103   10,823,922 86,751 SH   SOLE   0 0 0
Public Storage STOCK 74460D109   2,741,921 9,075 SH   SOLE   0 0 0
Realty Income Corp. STOCK 756109104   1,993,630 31,485 SH   SOLE   0 0 0
Regency Centers Corp. STOCK 758849103   1,498,910 24,500 SH   SOLE   0 0 0
Rexford Industrial Realty, Inc. STOCK 76169C100   984,225 16,500 SH   SOLE   0 0 0
Simon Property Group, Inc. STOCK 828806109   1,937,081 17,300 SH   SOLE   0 0 0
STAG Industrial, Inc. STOCK 85254J102   1,554,029 45,950 SH   SOLE   0 0 0
Starwood Property Trust, Inc. STOCK 85571B105   442,250 25,000 SH   SOLE   0 0 0
Summit Hotel Properties, Inc. STOCK 866082100   63,000 9,000 SH   SOLE   0 0 0
Sun Communities, Inc. STOCK 866674104   3,655,836 25,950 SH   SOLE   0 0 0
Sunstone Hotel Investors, Inc. STOCK 867892101   155,116 15,700 SH   SOLE   0 0 0
Terreno Realty Corp. STOCK 88146M101   2,706,740 41,900 SH   SOLE   0 0 0
UDR, Inc. STOCK 902653104   1,974,986 48,100 SH   SOLE   0 0 0
UMH Properties, Inc. STOCK 903002103   155,295 10,500 SH   SOLE   0 0 0
Ventas, Inc. STOCK 92276F100   262,268 6,050 SH   SOLE   0 0 0
VICI Properties, Inc. STOCK 925652109   3,108,588 95,297 SH   SOLE   0 0 0
Viper Energy Partners LP STOCK 92763M105   168,000 6,000 SH   SOLE   0 0 0
WP Carey, Inc. STOCK 92936U109   2,358,353 30,450 SH   SOLE   0 0 0
Welltower, Inc. STOCK 95040Q104   1,557,465 21,725 SH   SOLE   0 0 0
Western Midstream Partners LP STOCK 958669103   98,888 3,750 SH   SOLE   0 0 0
Weyerhaeuser Co. STOCK 962166104   99,429 3,300 SH   SOLE   0 0 0
AES Corp. STOCK 00130H105   168,560 7,000 SH   SOLE   0 0 0
AT&T, Inc. STOCK 00206R102   125,125 6,500 SH   SOLE   0 0 0
Abbott Laboratories STOCK 002824100   313,906 3,100 SH   SOLE   0 0 0
AbbVie, Inc. STOCK 00287Y109   3,977,397 24,957 SH   SOLE   0 0 0
Adobe Systems, Inc. STOCK 00724F101   539,518 1,400 SH   SOLE   0 0 0
Advanced Micro Devices, Inc. STOCK 007903107   225,423 2,300 SH   SOLE   0 0 0
Alphabet, Inc. STOCK 02079K305   3,765,399 36,300 SH   SOLE   0 0 0
Altria Group, Inc. STOCK 02209S103   564,443 12,650 SH   SOLE   0 0 0
Amazon.com, Inc. STOCK 023135106   1,198,164 11,600 SH   SOLE   0 0 0
American Electric Power Co., Inc. STOCK 025537101   168,332 1,850 SH   SOLE   0 0 0
American Express Co. STOCK 025816109   824,750 5,000 SH   SOLE   0 0 0
American Tower Corp. STOCK 03027X100   212,514 1,040 SH   SOLE   0 0 0
Amgen, Inc. STOCK 031162100   398,888 1,650 SH   SOLE   0 0 0
Antero Midstream Corp. STOCK 03676B102   52,450 5,000 SH   SOLE   0 0 0
Apple, Inc. STOCK 037833100   8,134,847 49,332 SH   SOLE   0 0 0
Applied Materials, Inc. STOCK 038222105   1,746,643 14,220 SH   SOLE   0 0 0
Baker Hughes Co. STOCK 05722G100   252,525 8,750 SH   SOLE   0 0 0
Bank of America Corp. STOCK 060505104   825,110 28,850 SH   SOLE   0 0 0
Berkshire Hathaway, Inc. STOCK 084670702   1,164,063 3,770 SH   SOLE   0 0 0
Blackstone Group LP/The STOCK 09260D107   988,200 11,250 SH   SOLE   0 0 0
Boeing Co./The STOCK 097023105   712,703 3,355 SH   SOLE   0 0 0
Bristol-Myers Squibb Co. STOCK 110122108   1,154,012 16,650 SH   SOLE   0 0 0
CF Industries Holdings, Inc. STOCK 125269100   594,418 8,200 SH   SOLE   0 0 0
CME Group, Inc. STOCK 12572Q105   268,894 1,404 SH   SOLE   0 0 0
CSX Corp. STOCK 126408103   1,125,744 37,600 SH   SOLE   0 0 0
CNX Resources Corp. STOCK 12653C108   64,080 4,000 SH   SOLE   0 0 0
CVS Health Corp. STOCK 126650100   461,539 6,211 SH   SOLE   0 0 0
The Carlyle Group, Inc. STOCK 14316J108   187,913 6,050 SH   SOLE   0 0 0
Caterpillar, Inc. STOCK 149123101   2,595,046 11,340 SH   SOLE   0 0 0
Centene Corp. STOCK 15135B101   461,433 7,300 SH   SOLE   0 0 0
Cheniere Energy, Inc. STOCK 16411R208   2,072,440 13,150 SH   SOLE   0 0 0
Chevron Corp. STOCK 166764100   2,767,194 16,960 SH   SOLE   0 0 0
Cisco Systems, Inc. STOCK 17275R102   901,744 17,250 SH   SOLE   0 0 0
Citigroup, Inc. STOCK 172967424   806,508 17,200 SH   SOLE   0 0 0
Coca-Cola Co./The STOCK 191216100   490,037 7,900 SH   SOLE   0 0 0
Cognizant Technology Solutions Corp. STOCK 192446102   280,278 4,600 SH   SOLE   0 0 0
Colgate-Palmolive Co. STOCK 194162103   112,725 1,500 SH   SOLE   0 0 0
ConAgra Foods, Inc. STOCK 205887102   266,676 7,100 SH   SOLE   0 0 0
ConocoPhillips STOCK 20825C104   1,021,863 10,300 SH   SOLE   0 0 0
Constellation Brands, Inc. STOCK 21036P108   316,246 1,400 SH   SOLE   0 0 0
Corning, Inc. STOCK 219350105   352,800 10,000 SH   SOLE   0 0 0
Corteva, Inc. STOCK 22052L104   436,222 7,233 SH   SOLE   0 0 0
Costco Wholesale Corp. STOCK 22160K105   3,205,308 6,451 SH   SOLE   0 0 0
Crown Castle International Corp. STOCK 22822V101   360,030 2,690 SH   SOLE   0 0 0
Cummins, Inc. STOCK 231021106   848,024 3,550 SH   SOLE   0 0 0
Deere & Co. STOCK 244199105   2,574,307 6,235 SH   SOLE   0 0 0
Dell Technolodies, Inc. STOCK 24703L202   65,301 1,624 SH   SOLE   0 0 0
Devon Energy Corp. STOCK 25179M103   521,283 10,300 SH   SOLE   0 0 0
Diamondback Energy, Inc. STOCK 25278X109   358,201 2,650 SH   SOLE   0 0 0
Walt Disney Co./The STOCK 254687106   1,897,464 18,950 SH   SOLE   0 0 0
Dominion Resources, Inc. STOCK 25746U109   726,830 13,000 SH   SOLE   0 0 0
Dow, Inc. STOCK 260557103   333,470 6,083 SH   SOLE   0 0 0
Duke Energy Corp. STOCK 26441C204   192,940 2,000 SH   SOLE   0 0 0
DuPont de Nemours, Inc. STOCK 26614N102   466,505 6,500 SH   SOLE   0 0 0
EOG Resources, Inc. STOCK 26875P101   504,372 4,400 SH   SOLE   0 0 0
Edison International STOCK 281020107   183,534 2,600 SH   SOLE   0 0 0
Edwards LifeSciences Corp. STOCK 28176E108   248,190 3,000 SH   SOLE   0 0 0
Enbridge, Inc. STOCK 29250N105   114,450 3,000 SH   SOLE   0 0 0
Equinix, Inc. STOCK 29444U700   648,936 900 SH   SOLE   0 0 0
Exxon Mobil Corp. STOCK 30231G102   827,933 7,550 SH   SOLE   0 0 0
FedEx Corp. STOCK 31428X106   342,735 1,500 SH   SOLE   0 0 0
Goldman Sachs Group, Inc./The STOCK 38141G104   953,526 2,915 SH   SOLE   0 0 0
HP, Inc. STOCK 40434L105   457,860 15,600 SH   SOLE   0 0 0
Halliburton Co. STOCK 406216101   126,560 4,000 SH   SOLE   0 0 0
Home Depot, Inc./The STOCK 437076102   1,781,935 6,038 SH   SOLE   0 0 0
Honeywell International, Inc. STOCK 438516106   1,700,968 8,900 SH   SOLE   0 0 0
Humana, Inc. STOCK 444859102   655,371 1,350 SH   SOLE   0 0 0
International Business Machines Corp. STOCK 459200101   349,748 2,668 SH   SOLE   0 0 0
International Paper Co. STOCK 460146103   18,030 500 SH   SOLE   0 0 0
JPMorgan Chase & Co. STOCK 46625H100   2,735,468 20,992 SH   SOLE   0 0 0
Kinder Morgan, Inc. STOCK 49456B101   398,353 22,750 SH   SOLE   0 0 0
Kroger Co./The STOCK 501044101   444,330 9,000 SH   SOLE   0 0 0
Lamb Weston Holdings, Inc. STOCK 513272104   449,436 4,300 SH   SOLE   0 0 0
Eli Lilly & Co. STOCK 532457108   1,098,944 3,200 SH   SOLE   0 0 0
Lockheed Martin Corp. STOCK 539830109   94,546 200 SH   SOLE   0 0 0
Lowe's Cos., Inc. STOCK 548661107   349,948 1,750 SH   SOLE   0 0 0
Marathon Oil Corp. STOCK 565849106   47,920 2,000 SH   SOLE   0 0 0
Marathon Petroleum Corp. STOCK 56585A102   155,055 1,150 SH   SOLE   0 0 0
Masco Corp. STOCK 574599106   422,620 8,500 SH   SOLE   0 0 0
MasterCard, Inc. STOCK 57636Q104   872,184 2,400 SH   SOLE   0 0 0
McDonald's Corp. STOCK 580135101   833,238 2,980 SH   SOLE   0 0 0
McKesson Corp. STOCK 58155Q103   1,673,435 4,700 SH   SOLE   0 0 0
Merck & Co., Inc. STOCK 58933Y105   1,952,257 18,350 SH   SOLE   0 0 0
Microsoft Corp. STOCK 594918104   5,719,584 19,839 SH   SOLE   0 0 0
Microchip Technology, Inc. STOCK 595017104   540,381 6,450 SH   SOLE   0 0 0
Mid-America Apartment Communities, Inc. STOCK 59522J103   37,760 250 SH   SOLE   0 0 0
Morgan Stanley STOCK 617446448   263,400 3,000 SH   SOLE   0 0 0
NetApp, Inc. STOCK 64110D104   166,010 2,600 SH   SOLE   0 0 0
NextEra Energy, Inc. STOCK 65339F101   2,206,415 28,625 SH   SOLE   0 0 0
NIKE, Inc. STOCK 654106103   85,848 700 SH   SOLE   0 0 0
Gen Digital, Inc. STOCK 668771108   423,852 24,700 SH   SOLE   0 0 0
NVIDIA Corp. STOCK 67066G104   9,941,944 35,792 SH   SOLE   0 0 0
Occidental Petroleum Corp. STOCK 674599105   405,795 6,500 SH   SOLE   0 0 0
ONEOK, Inc. STOCK 682680103   127,080 2,000 SH   SOLE   0 0 0
Oracle Corp. STOCK 68389X105   2,469,349 26,575 SH   SOLE   0 0 0
Palo Alto Networks, Inc. STOCK 697435105   39,948 200 SH   SOLE   0 0 0
Paychex, Inc. STOCK 704326107   441,172 3,850 SH   SOLE   0 0 0
PepsiCo, Inc. STOCK 713448108   437,520 2,400 SH   SOLE   0 0 0
Philip Morris International, Inc. STOCK 718172109   714,788 7,350 SH   SOLE   0 0 0
Phillips 66 STOCK 718546104   735,005 7,250 SH   SOLE   0 0 0
Pioneer Natural Resources Co. STOCK 723787107   1,547,118 7,575 SH   SOLE   0 0 0
Procter & Gamble Co./The STOCK 742718109   1,080,233 7,265 SH   SOLE   0 0 0
Prologis, Inc. STOCK 74340W103   786,051 6,300 SH   SOLE   0 0 0
QUALCOMM, Inc. STOCK 747525103   452,909 3,550 SH   SOLE   0 0 0
Quest Diagnostics, Inc. STOCK 74834L100   636,660 4,500 SH   SOLE   0 0 0
Raytheon Technologies Corp. STOCK 75513E101   205,653 2,100 SH   SOLE   0 0 0
Schlumberger Ltd. STOCK 806857108   24,550 500 SH   SOLE   0 0 0
Sun Communities, Inc. STOCK 866674104   436,728 3,100 SH   SOLE   0 0 0
Target Corp. STOCK 87612E106   1,843,462 11,130 SH   SOLE   0 0 0
Targa Resources Corp. STOCK 87612G101   408,520 5,600 SH   SOLE   0 0 0
Terreno Realty Corp. STOCK 88146M101   134,045 2,075 SH   SOLE   0 0 0
Texas Instruments, Inc. STOCK 882508104   1,939,154 10,425 SH   SOLE   0 0 0
Thermo Fisher Scientific, Inc. STOCK 883556102   628,243 1,090 SH   SOLE   0 0 0
UGI Corp. STOCK 902681105   34,760 1,000 SH   SOLE   0 0 0
Union Pacific Corp. STOCK 907818108   150,945 750 SH   SOLE   0 0 0
United Parcel Service, Inc. STOCK 911312106   475,276 2,450 SH   SOLE   0 0 0
UnitedHealth Group, Inc. STOCK 91324P102   1,157,846 2,450 SH   SOLE   0 0 0
Valero Energy Corp. STOCK 91913Y100   2,340,394 16,765 SH   SOLE   0 0 0
Verizon Communications, Inc. STOCK 92343V104   1,109,921 28,540 SH   SOLE   0 0 0
VICI Properties, Inc. STOCK 925652109   100,241 3,073 SH   SOLE   0 0 0
Visa, Inc. STOCK 92826C839   1,612,039 7,150 SH   SOLE   0 0 0
WEC Energy Group, Inc. STOCK 92939U106   957,379 10,100 SH   SOLE   0 0 0
Wal-Mart Stores, Inc. STOCK 931142103   2,017,706 13,684 SH   SOLE   0 0 0
Waste Connections, Inc. STOCK 94106B101   1,832,247 13,175 SH   SOLE   0 0 0
Wells Fargo & Co. STOCK 949746101   74,760 2,000 SH   SOLE   0 0 0
WestRock Co. STOCK 96145D105   15,235 500 SH   SOLE   0 0 0
Weyerhaeuser Co. STOCK 962166104   15,065 500 SH   SOLE   0 0 0
Williams Cos, Inc./The STOCK 969457100   1,731,880 58,000 SH   SOLE   0 0 0
Workday, Inc. STOCK 98138H101   1,503,611 7,280 SH   SOLE   0 0 0
Zscaler, Inc. STOCK 98980G102   163,562 1,400 SH   SOLE   0 0 0
Accenture PLC STOCK G1151C101   1,093,223 3,825 SH   SOLE   0 0 0
Johnson Controls International PLC STOCK G51502105   496,996 8,253 SH   SOLE   0 0 0
New Linde PLC STOCK G54950103   462,072 1,300 SH   SOLE   0 0 0
Medtronic PLC STOCK G5960L103   569,903 7,069 SH   SOLE   0 0 0
Garmin Ltd. STOCK H2906T109   100,920 1,000 SH   SOLE   0 0 0
AbbVie, Inc. STOCK 00287Y109   1,115,590 7,000 SH   SOLE   0 0 0
Blackstone Mortgage Trust, Inc. STOCK 09257W100   206,435 11,565 SH   SOLE   0 0 0
Blackstone Group LP/The STOCK 09260D107   263,520 3,000 SH   SOLE   0 0 0
Chevron Corp. STOCK 166764100   897,380 5,500 SH   SOLE   0 0 0
City Office REIT, Inc. STOCK 178587101   69,000 10,000 SH   SOLE   0 0 0
Duke Energy Corp. STOCK 26441C204   289,410 3,000 SH   SOLE   0 0 0
Enbridge, Inc. STOCK 29250N105   953,750 25,000 SH   SOLE   0 0 0
Hannon Armstrong Sustainable Infrastructure STOCK 41068X100   228,800 8,000 SH   SOLE   0 0 0
Kinder Morgan, Inc. STOCK 49456B101   700,400 40,000 SH   SOLE   0 0 0
Medical Properties Trust, Inc. STOCK 58463J304   41,100 5,000 SH   SOLE   0 0 0
Philip Morris International, Inc. STOCK 718172109   778,000 8,000 SH   SOLE   0 0 0
Phillips 66 STOCK 718546104   557,590 5,500 SH   SOLE   0 0 0
Physicians Realty Trust STOCK 71943U104   29,860 2,000 SH   SOLE   0 0 0
Simon Property Group, Inc. STOCK 828806109   447,880 4,000 SH   SOLE   0 0 0
Spirit Realty Capital, Inc. STOCK 84860W300   159,360 4,000 SH   SOLE   0 0 0
TC Energy Corp. STOCK 87807B107   583,650 15,000 SH   SOLE   0 0 0
Verizon Communications, Inc. STOCK 92343V104   291,675 7,500 SH   SOLE   0 0 0
Williams Cos, Inc./The STOCK 969457100   1,269,050 42,500 SH   SOLE   0 0 0
Antero Midstream Corp. STOCK 03676B102   640,939 61,100 SH   SOLE   0 0 0
BP PLC STOCK 055622104   3,048,896 80,361 SH   SOLE   0 0 0
Baker Hughes Co. STOCK 05722G100   1,255,410 43,500 SH   SOLE   0 0 0
Black Stone Minerals, L.P. STOCK 09225M101   7,315,447 466,249 SH   SOLE   0 0 0
CNX Resources Corp. STOCK 12653C108   144,180 9,000 SH   SOLE   0 0 0
Cheniere Energy Partners LP STOCK 16411Q101   10,333,221 218,369 SH   SOLE   0 0 0
Cheniere Energy, Inc. STOCK 16411R208   6,504,940 41,275 SH   SOLE   0 0 0
Chesapeake Energy Corp. STOCK 165167735   304,160 4,000 SH   SOLE   0 0 0
Chevron Corp. STOCK 166764100   14,142,709 86,680 SH   SOLE   0 0 0
Crestwood Equity Partners LP STOCK 226344208   199,440 8,000 SH   SOLE   0 0 0
DCP Midstream LP STOCK 23311P100   4,067,700 97,500 SH   SOLE   0 0 0
Devon Energy Corp. STOCK 25179M103   506,100 10,000 SH   SOLE   0 0 0
Diamondback Energy, Inc. STOCK 25278X109   594,748 4,400 SH   SOLE   0 0 0
Dominion Resources, Inc. STOCK 25746U109   1,567,828 28,042 SH   SOLE   0 0 0
Duke Energy Corp. STOCK 26441C204   289,410 3,000 SH   SOLE   0 0 0
EOG Resources, Inc. STOCK 26875P101   384,011 3,350 SH   SOLE   0 0 0
Enbridge, Inc. STOCK 29250N105   8,035,420 210,627 SH   SOLE   0 0 0
Energy Transfer LP STOCK 29273V100   9,057,834 726,370 SH   SOLE   0 0 0
Enterprise Products Partners LP STOCK 293792107   13,057,122 504,136 SH   SOLE   0 0 0
Exxon Mobil Corp. STOCK 30231G102   5,852,554 53,370 SH   SOLE   0 0 0
Hess Midstream LP STOCK 428103105   6,796,183 234,837 SH   SOLE   0 0 0
Holly Energy Partners LP STOCK 435763107   649,968 37,419 SH   SOLE   0 0 0
Kinder Morgan, Inc. STOCK 49456B101   6,259,720 357,494 SH   SOLE   0 0 0
MPLX LP STOCK 55336V100   14,551,577 422,397 SH   SOLE   0 0 0
Magellan Midstream Partners LP STOCK 559080106   11,531,064 212,515 SH   SOLE   0 0 0
Marathon Oil Corp. STOCK 565849106   1,312,361 54,773 SH   SOLE   0 0 0
Marathon Petroleum Corp. STOCK 56585A102   13,539,763 100,421 SH   SOLE   0 0 0
NextEra Energy Partners LP STOCK 65341B106   373,613 6,150 SH   SOLE   0 0 0
Occidental Petroleum Corp. STOCK 674599105   374,580 6,000 SH   SOLE   0 0 0
ONEOK, Inc. STOCK 682680103   5,694,518 89,621 SH   SOLE   0 0 0
PPL Corp. STOCK 69351T106   562,748 20,250 SH   SOLE   0 0 0
Phillips 66 STOCK 718546104   13,760,916 135,736 SH   SOLE   0 0 0
Pioneer Natural Resources Co. STOCK 723787107   5,176,871 25,347 SH   SOLE   0 0 0
Plains All American Pipeline LP STOCK 726503105   3,728,530 299,000 SH   SOLE   0 0 0
Plains GP Holdings LP STOCK 72651A207   196,800 15,000 SH   SOLE   0 0 0
Schlumberger Ltd. STOCK 806857108   49,100 1,000 SH   SOLE   0 0 0
Sunoco LP STOCK 86765K109   4,585,364 104,474 SH   SOLE   0 0 0
Targa Resources Corp. STOCK 87612G101   2,885,173 39,550 SH   SOLE   0 0 0
TC Energy Corp. STOCK 87807B107   3,246,183 83,428 SH   SOLE   0 0 0
UGI Corp. STOCK 902681105   1,926,469 55,422 SH   SOLE   0 0 0
USA Compression Partners LP STOCK 90290N109   3,333,976 157,784 SH   SOLE   0 0 0
Valero Energy Corp. STOCK 91913Y100   13,515,932 96,819 SH   SOLE   0 0 0
Viper Energy Partners LP STOCK 92763M105   551,600 19,700 SH   SOLE   0 0 0
Western Midstream Partners LP STOCK 958669103   4,492,130 170,350 SH   SOLE   0 0 0
Williams Cos, Inc./The STOCK 969457100   13,146,821 440,282 SH   SOLE   0 0 0
AES Corp. STOCK 00130H105   156,520 6,500 SH   SOLE   0 0 0
Ameren Corp. STOCK 023608102   233,253 2,700 SH   SOLE   0 0 0
American Electric Power Co., Inc. STOCK 025537101   259,322 2,850 SH   SOLE   0 0 0
American Water Works Co., Inc. STOCK 030420103   29,298 200 SH   SOLE   0 0 0
Atmos Energy Corp. STOCK 049560105   73,034 650 SH   SOLE   0 0 0
Brookfield Renewable Corp. STOCK 11284V105   22,718 650 SH   SOLE   0 0 0
CMS Energy Corp. STOCK 125896100   33,759 550 SH   SOLE   0 0 0
CenterPoint Energy, Inc. STOCK 15189T107   73,650 2,500 SH   SOLE   0 0 0
Constellation Energy Corp. STOCK 21037T109   117,750 1,500 SH   SOLE   0 0 0
DTE Energy Co. STOCK 233331107   224,557 2,050 SH   SOLE   0 0 0
Dominion Resources, Inc. STOCK 25746U109   106,229 1,900 SH   SOLE   0 0 0
Duke Energy Corp. STOCK 26441C204   226,705 2,350 SH   SOLE   0 0 0
Edison International STOCK 281020107   151,769 2,150 SH   SOLE   0 0 0
Entergy Corp. STOCK 29364G103   247,802 2,300 SH   SOLE   0 0 0
Essential Utilities, Inc. STOCK 29670G102   76,388 1,750 SH   SOLE   0 0 0
Eversource Energy STOCK 30040W108   148,694 1,900 SH   SOLE   0 0 0
Exelon Corp. STOCK 30161N101   203,167 4,850 SH   SOLE   0 0 0
FirstEnergy Corp. STOCK 337932107   140,210 3,500 SH   SOLE   0 0 0
National Fuel Gas Co. STOCK 636180101   23,096 400 SH   SOLE   0 0 0
NextEra Energy, Inc. STOCK 65339F101   323,736 4,200 SH   SOLE   0 0 0
Nisource, Inc. STOCK 65473P105   69,900 2,500 SH   SOLE   0 0 0
PPL Corp. STOCK 69351T106   154,235 5,550 SH   SOLE   0 0 0
Public Service Enterprise Group, Inc. STOCK 744573106   252,923 4,050 SH   SOLE   0 0 0
Sempra Energy STOCK 816851109   241,856 1,600 SH   SOLE   0 0 0
Southern Co./The STOCK 842587107   118,286 1,700 SH   SOLE   0 0 0
Southwest Gas Corp. STOCK 844895102   31,225 500 SH   SOLE   0 0 0
Vistra Energy Corp. STOCK 92840M102   33,600 1,400 SH   SOLE   0 0 0
WEC Energy Group, Inc. STOCK 92939U106   146,925 1,550 SH   SOLE   0 0 0
Williams Cos, Inc./The STOCK 969457100   31,353 1,050 SH   SOLE   0 0 0
Xcel Energy, Inc. STOCK 98389B100   202,320 3,000 SH   SOLE   0 0 0