SCHEDULE OF INVESTMENTS December 31, 2019 RETAILING FUND

Shares Value Shares Value

COMMON STOCKS† - 98.9% INTERNET - 31.7% Amazon.com, Inc.* 199 $ 367,720 RETAIL - 63.2% Alibaba Group Holding Ltd. ADR* 773 163,953 Walmart, Inc. 1,927 $ 229,005 Booking Holdings, Inc.* 58 119,116 Home Depot, Inc. 873 190,646 eBay, Inc. 1,874 67,670 Costco Wholesale Corp. 488 143,433 JD.com, Inc. ADR* 1,892 66,655 Lowe’s Companies, Inc. 993 118,922 Expedia Group, Inc. 463 50,069 TJX Companies, Inc. 1,776 108,443 MercadoLibre, Inc.* 84 48,043 Target Corp. 779 99,876 Trip.com Group Ltd. ADR* 1,365 45,782 Walgreens Boots Alliance, Inc. 1,557 91,801 Pinduoduo, Inc. ADR* 1,190 45,006 Ross Stores, Inc. 699 81,378 Chewy, Inc. — Class A*,1 1,473 42,717 Dollar General Corp. 505 78,770 Wayfair, Inc. — Class A*,1 416 37,594 Carvana Co.* 799 73,548 Baozun, Inc. ADR*,1 937 31,034 O’Reilly Automotive, Inc.* 164 71,875 Etsy, Inc.* 643 28,485 AutoZone, Inc.* 56 66,713 Stitch Fix, Inc. — Class A*,1 756 19,399 Best Buy Company, Inc. 675 59,265 Stamps.com, Inc.* 175 14,616 Dollar Tree, Inc.* 628 59,063 Tiffany & Co. 368 49,183 Total Internet 1,147,859 Burlington Stores, Inc.* 215 49,026 DISTRIBUTION & WHOLESALE - 2.1% Genuine Parts Co. 460 48,866 LKQ Corp.* 1,167 41,662 Ulta Beauty, Inc.* 190 48,097 Pool Corp. 172 36,529 CarMax, Inc.* 514 45,062 Total Distribution & Wholesale 78,191 Advance Auto Parts, Inc. 267 42,763 Tractor Supply Co. 456 42,609 COMMERCIAL SERVICES - 1.2% Kohl’s Corp. 705 35,920 Aaron’s, Inc. 426 24,329 Five Below, Inc.* 265 33,883 Monro, Inc. 258 20,176 Gap, Inc. 1,813 32,054 Total Commercial Services 44,505 Nordstrom, Inc. 776 31,762 Williams-Sonoma, Inc. 410 30,110 FOOD SERVICE - 0.7% Macy’s, Inc. 1,762 29,954 Grubhub, Inc.* 536 26,071 Floor & Decor Holdings, Inc. — Class A* 564 28,657 Total Common Stocks L Brands, Inc. 1,540 27,905 (Cost $2,123,899) 3,588,119 Dick’s Sporting Goods, Inc. 544 26,922 Foot Locker, Inc. 648 25,265 Face Ollie’s Bargain Outlet Holdings, Inc.* 381 24,883 Amount RH* 116 24,766 BJ’s Wholesale Club Holdings, Inc.* 980 22,285 Urban Outfitters, Inc.* 755 20,966 REPURCHASE AGREEMENTS††,2 - 1.3% National Vision Holdings, Inc.* 615 19,944 J.P. Morgan Securities LLC American Eagle Outfitters, Inc. 1,339 19,683 issued 12/31/19 at 1.53% Bed Bath & Beyond, Inc. 1,098 18,995 due 01/02/20 $ 28,553 28,553 Signet Jewelers Ltd. 635 13,805 Barclays Capital, Inc. Abercrombie & Fitch Co. — Class A 767 13,261 issued 12/31/19 at 1.40% Children’s Place, Inc.1 194 12,129 due 01/02/20 9,207 9,207 Total Retail 2,291,493 BofA Securities, Inc. issued 12/31/19 at 1.50% due 01/02/20 9,207 9,207 Total Repurchase Agreements (Cost $46,967) 46,967 SCHEDULE OF INVESTMENTS (concluded) December 31, 2019 RETAILING FUND

Shares Value

SECURITIES LENDING COLLATERAL†,3 - 2.0% Money Market Fund First American Government Obligations Fund — Class Z, 1.47%4 70,870 $ 70,870 Total Securities Lending Collateral (Cost $70,870) 70,870 Total Investments - 102.2% (Cost $2,241,736) $ 3,705,956 Other Assets & Liabilities, net - (2.2)% (80,764) Total Net Assets - 100.0% $ 3,625,192

* Non-income producing security. † Value determined based on Level 1 inputs. †† Value determined based on Level 2 inputs. 1 All or a portion of this security is on loan at December 31, 2019. 2 Repurchase Agreements. 3 Securities lending collateral. 4 Rate indicated is the 7-day yield as of December 31, 2019. ADR — American Depositary Receipt