SCHEDULE OF INVESTMENTS December 31, 2020 PRECIOUS METALS FUND

Shares Value Shares Value

COMMON STOCKS† - 95.7% EXCHANGE-TRADED FUNDS† - 4.0% VanEck Vectors Junior Gold Miners ETF 17,019 $ 923,111 - 95.7% Newmont Corp. 29,449 $ 1,763,701 Total Exchange-Traded Funds Freeport-McMoRan, Inc. 64,123 1,668,480 (Cost $354,718) 923,111 Corp. 71,984 1,639,796 Face Franco-Nevada Corp. 9,596 1,202,667 Amount Corp. 25,885 1,080,440 Agnico Eagle Mines Ltd. 14,745 1,039,670 Sibanye Stillwater Ltd. ADR 54,853 871,614 REPURCHASE AGREEMENTS††,2 - 1.1% Ltd. 20,806 858,664 J.P. Morgan Securities LLC AngloGold Ashanti Ltd. ADR 34,193 773,446 issued 12/31/20 at 0.06% Corp. 105,147 771,779 due 01/04/21 $ 144,551 144,551 Gold Fields Ltd. ADR 74,539 690,977 Barclays Capital, Inc. Pan American Silver Corp. 19,545 674,498 issued 12/31/20 at 0.06% Royal Gold, Inc. 6,123 651,242 due 01/04/21 60,222 60,222 B2Gold Corp. 109,440 612,864 BofA Securities, Inc. Yamana Gold, Inc. 102,442 584,944 issued 12/31/20 at 0.06% SSR Mining, Inc.*,1 26,847 539,893 due 01/04/21 55,761 55,761 Hecla Mining Co. 68,071 441,100 Total Repurchase Agreements First Majestic Silver Corp.*,1 32,337 434,609 (Cost $260,534) 260,534 Alamos Gold, Inc. — Class A 49,535 433,431 Novagold Resources, Inc.* 43,915 424,658 Shares Harmony Gold Mining Company Ltd. ADR* 88,306 413,272 Equinox Gold Corp.* 38,689 400,044 SECURITIES LENDING COLLATERAL†,3 - 4.1% Corp.* 29,450 390,801 Money Market Fund Pretium Resources, Inc.* 32,342 371,286 First American Government MAG Silver Corp.* 17,931 367,944 Obligations Fund — Class Z, 0.03%4 961,110 961,110 Ltd. 28,880 366,198 Coeur Mining, Inc.* 33,141 343,009 Total Securities Lending Collateral IAMGOLD Corp.* 88,358 324,274 (Cost $961,110) 961,110 ,1 Fortuna Silver Mines, Inc.* 38,841 320,050 Total Investments - 104.9% SilverCrest Metals, Inc.* 27,672 309,373 (Cost $9,544,773) $ 24,394,350 Seabridge Gold, Inc.*,1 14,031 295,633 Other Assets & Liabilities, net - (4.9)% (1,148,370) Ltd.* 40,803 292,557 New Gold, Inc.* 129,530 283,671 Total Net Assets - 100.0% $ 23,245,980 Silvercorp Metals, Inc. 40,613 271,701 Endeavour Silver Corp.* 43,864 221,075 Gold Resource Corp. 37,568 109,323 Fortitude Gold Corp.†††,* 10,391 10,911 Total Mining 22,249,595 Total Common Stocks (Cost $7,968,411) 22,249,595

* Non-income producing security. † Value determined based on Level 1 inputs, unless otherwise noted. †† Value determined based on Level 2 inputs. ††† Value determined based on Level 3 inputs. 1 All or a portion of this security is on loan at December 31, 2020. 2 Repurchase Agreements. 3 Securities lending collateral. 4 Rate indicated is the 7-day yield as of December 31, 2020. ADR — American Depositary Receipt