Utilities Fund SCHEDULE OF INVESTMENTS (Unaudited) March 31, 2021

Shares Value COMMON STOCKS† - 99.4% Electric - 82.9% NextEra Energy, Inc. 8,706 $ 658,261 Duke Energy Corp. 4,786 461,993 Southern Co. 6,937 431,204 Dominion Energy, Inc. 5,491 417,096 Exelon Corp. 7,919 346,377 American Electric Power Company, Inc. 4,060 343,882 Sempra Energy 2,479 328,666 Xcel Energy, Inc. 4,872 324,037 Eversource Energy 3,409 295,185 WEC Energy Group, Inc. 3,142 294,060 Public Service Enterprise Group, Inc. 4,878 293,704 Consolidated Edison, Inc. 3,609 269,953 DTE Energy Co. 2,026 269,742 PG&E Corp.* 21,990 257,503 Edison International 4,221 247,351 PPL Corp. 8,444 243,525 Ameren Corp. 2,939 239,117 Entergy Corp. 2,377 236,440 FirstEnergy Corp. 6,571 227,948 AES Corp. 8,477 227,268 CMS Energy Corp. 3,704 226,759 Avangrid, Inc. 4,229 210,646 Alliant Energy Corp. 3,647 197,522 Evergy, Inc. 3,259 194,008 CenterPoint Energy, Inc. 8,323 188,516 NRG Energy, Inc. 4,299 162,201 Pinnacle West Capital Corp. 1,975 160,666 Vistra Corp. 8,904 157,423 OGE Energy Corp. 4,120 133,323 IDACORP, Inc. 1,175 117,465 Ormat Technologies, Inc. 1,420 111,513 Portland General Electric Co. 2,289 108,659 Black Hills Corp. 1,625 108,501 PNM Resources, Inc. 2,202 108,008 NorthWestern Corp. 1,486 96,887 Total Electric 8,695,409 Gas - 9.7% Atmos Energy Corp. 1,939 191,670 NiSource, Inc. 6,769 163,201 UGI Corp. 3,757 154,075 National Fuel Gas Co. 2,262 113,077 ONE Gas, Inc. 1,399 107,597 Southwest Gas Holdings, Inc. 1,524 104,714 Spire, Inc. 1,390 102,707 South Jersey Industries, Inc. 3,600 81,288 Total Gas 1,018,329 Water - 4.4% American Water Works Company, Inc. 1,898 284,548 Essential Utilities, Inc. 3,988 178,463 Total Water 463,011 Building Materials - 1.3% MDU Resources Group, Inc. 4,228 133,647 Energy-Alternate Sources - 1.1% Sunnova Energy International, Inc.* 2,960 120,827 Total Common Stocks (Cost $4,452,586) 10,431,223

Face Amount REPURCHASE AGREEMENTS††,1 - 0.6% J.P. Morgan Securities LLC issued 03/31/21 at 0.01% due 04/01/21 $ 33,072 33,072 Barclays Capital, Inc. issued 03/31/21 at 0.01% due 04/01/21 15,036 15,036 BofA Securities, Inc. issued 03/31/21 at 0.01% due 04/01/21 13,723 13,723 Total Repurchase Agreements (Cost $61,831) 61,831 Total Investments - 100.0% (Cost $4,514,417) $ 10,493,054 Other Assets & Liabilities, net - 0.0% (3,743) Total Net Assets - 100.0% $ 10,489,311

* Non-income producing security. † Value determined based on Level 1 inputs. †† Value determined based on Level 2 inputs. 1 Repurchase Agreements.