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 (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
APPLE INC COM 037833100 1,630 11,903 SH   OTR   0 0 11,903
APPLE INC COM 037833100 5,459 39,856 SH   SOLE   0 0 39,856
ABBVIE INC COM 00287Y109 487 4,326 SH   SOLE   0 0 4,326
ALLIANCEBERNSTEIN HLDG L P UNIT LTD PARTN 01881G106 237 5,100 SH   SOLE   0 0 5,100
AMEREN CORP COM 023608102 258 3,225 SH   OTR   0 0 3,225
AMEREN CORP COM 023608102 527 6,590 SH   SOLE   0 0 6,590
AKOUSTIS TECHNOLOGIES INC COM 00973N102 1 75 SH   OTR   0 0 75
AKOUSTIS TECHNOLOGIES INC COM 00973N102 122 11,371 SH   SOLE   0 0 11,371
ALLSTATE CORP COM 020002101 502 3,850 SH   SOLE   0 0 3,850
AMAZON COM INC COM 023135106 316 92 SH   OTR   0 0 92
AMAZON COM INC COM 023135106 2,697 784 SH   SOLE   0 0 784
ARK ETF TR INNOVATION ETF 00214Q104 0 1 SH   OTR   0 0 1
ARK ETF TR INNOVATION ETF 00214Q104 2,370 18,123 SH   SOLE   0 0 18,123
ACTIVISION BLIZZARD INC COM 00507V109 436 4,570 SH   SOLE   0 0 4,570
BROADCOM INC COM 11135F101 525 1,100 SH   SOLE   0 0 1,100
BUNGE LIMITED COM G16962105 610 7,806 SH   SOLE   0 0 7,806
BRISTOL-MYERS SQUIBB CO COM 110122108 323 4,841 SH   SOLE   0 0 4,841
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 6 22 SH   OTR   0 0 22
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 231 831 SH   SOLE   0 0 831
CARDINAL HEALTH INC COM 14149Y108 396 6,930 SH   SOLE   0 0 6,930
CASS INFORMATION SYS INC COM 14808P109 651 15,986 SH   SOLE   0 0 15,986
CHEVRON CORP NEW COM 166764100 406 3,872 SH   SOLE   0 0 3,872
DEVON ENERGY CORP NEW COM 25179M103 506 17,351 SH   SOLE   0 0 17,351
EIGER BIOPHARMACEUTICALS INC COM 28249U105 2 255 SH   OTR   0 0 255
EIGER BIOPHARMACEUTICALS INC COM 28249U105 174 20,384 SH   SOLE   0 0 20,384
FACEBOOK INC CL A 30303M102 2,877 8,275 SH   SOLE   0 0 8,275
FMC CORP COM NEW 302491303 354 3,276 SH   SOLE   0 0 3,276
FIDELITY NATIONAL FINANCIAL FNF GROUP COM 31620R303 360 8,281 SH   SOLE   0 0 8,281
GENERAL DYNAMICS CORP COM 369550108 343 1,822 SH   SOLE   0 0 1,822
ALPHABET INC CAP STK 02079K107 2,717 1,084 SH   SOLE   0 0 1,084
INTERNATIONAL BUSINESS MACHS COM 459200101 1,697 11,579 SH   OTR   0 0 11,579
INTERNATIONAL BUSINESS MACHS COM 459200101 71 481 SH   SOLE   0 0 481
ISHARES TR ISHARES 464287663 0 5 SH   OTR   0 0 5
ISHARES TR ISHARES 464287663 5,902 82,022 SH   SOLE   0 0 82,022
ISHARES TR ISHARES 464287648 7 22 SH   OTR   0 0 22
ISHARES TR ISHARES 464287648 7,106 22,798 SH   SOLE   0 0 22,798
ISHARES TR ISHARES 464287481 7 59 SH   OTR   0 0 59
ISHARES TR ISHARES 464287481 7,386 65,251 SH   SOLE   0 0 65,251
LEIDOS HOLDINGS INC COM 525327102 388 3,841 SH   SOLE   0 0 3,841
LILLY ELI & CO COM 532457108 260 1,133 SH   SOLE   0 0 1,133
LAM RESEARCH CORP COM 512807108 619 951 SH   SOLE   0 0 951
MASTERCARD INCORPORATED CL A 57636Q104 2 5 SH   OTR   0 0 5
MASTERCARD INCORPORATED CL A 57636Q104 524 1,436 SH   SOLE   0 0 1,436
MDU RES GROUP INC COM 552690109 951 30,352 SH   OTR   0 0 30,352
MDU RES GROUP INC COM 552690109 687 21,917 SH   SOLE   0 0 21,917
MONSTER BEVERAGE CORP NEW COM 61174X109 393 4,302 SH   SOLE   0 0 4,302
ALTRIA GROUP INC COM 02209S103 349 7,316 SH   SOLE   0 0 7,316
MICROSOFT CORP COM 594918104 991 3,659 SH   SOLE   0 0 3,659
NETFLIX INC COM 64110L106 2,251 4,262 SH   SOLE   0 0 4,262
NVIDIA CORPORATION COM 67066G104 120 150 SH   OTR   0 0 150
NVIDIA CORPORATION COM 67066G104 107 134 SH   SOLE   0 0 134
OBSEVA SA COM H5861P103 4 1,305 SH   OTR   0 0 1,305
OBSEVA SA COM H5861P103 35 11,500 SH   SOLE   0 0 11,500
POLARIS INC COM 731068102 461 3,365 SH   SOLE   0 0 3,365
INVESCO QQQ TR UNIT SER 1 46090E103 7 19 SH   OTR   0 0 19
INVESCO QQQ TR UNIT SER 1 46090E103 2,040 5,755 SH   SOLE   0 0 5,755
QORVO INC COM 74736K101 531 2,713 SH   SOLE   0 0 2,713
REGIONS FINANCIAL CORP NEW COM 7591EP100 217 10,738 SH   SOLE   0 0 10,738
SPDR S&P 500 ETF TR TR UNIT 78462F103 37 87 SH   OTR   0 0 87
SPDR S&P 500 ETF TR TR UNIT 78462F103 18,767 43,841 SH   SOLE   0 0 43,841
SKYWORKS SOLUTIONS INC COM 83088M102 466 2,429 SH   SOLE   0 0 2,429
TG THERAPEUTICS INC COM 88322Q108 583 15,029 SH   SOLE   0 0 15,029
TAYLOR MORRISON HOME CORP COM 87724P106 391 14,785 SH   SOLE   0 0 14,785
TYSON FOODS INC CL A 902494103 411 5,571 SH   SOLE   0 0 5,571
AT&T INC COM 00206R102 418 14,510 SH   SOLE   0 0 14,510
UNION PAC CORP COM 907818108 602 2,735 SH   SOLE   0 0 2,735
VANGUARD INDEX FDS S&P 500 ETF SHS 922908595 22 75 SH   OTR   0 0 75
VANGUARD INDEX FDS S&P 500 ETF SHS 922908595 1,638 5,651 SH   SOLE   0 0 5,651
VANGUARD INDEX FDS ENERGY ETF 92204A306 1,249 16,464 SH   SOLE   0 0 16,464
VANGUARD INDEX FDS S&P 500 ETF SHS 922908363 2 5 SH   OTR   0 0 5
VANGUARD INDEX FDS S&P 500 ETF SHS 922908363 18,026 45,806 SH   SOLE   0 0 45,806
VANGUARD INDEX FDS S&P 500 ETF SHS 922908538 2,961 12,527 SH   SOLE   0 0 12,527
VISA INC COM CL A 92826C839 500 2,138 SH   SOLE   0 0 2,138
VANGUARD INDEX FDS VALUE ETF 922908744 57 414 SH   OTR   0 0 414
VANGUARD INDEX FDS VALUE ETF 922908744 8,308 60,441 SH   SOLE   0 0 60,441
VANGUARD INDEX FDS GROWTH ETF 922908736 57 198 SH   OTR   0 0 198
VANGUARD INDEX FDS GROWTH ETF 922908736 6,279 21,893 SH   SOLE   0 0 21,893
WALGREENS BOOTS ALLIANCE INC COM 931427108 399 7,578 SH   SOLE   0 0 7,578
SELECT SECTOR SPDR TR ENERGY 81369Y506 0 2 SH   OTR   0 0 2
SELECT SECTOR SPDR TR ENERGY 81369Y506 1,664 30,893 SH   SOLE   0 0 30,893
SELECT SECTOR SPDR TR SBI INT-FINL 81369Y605 1,630 44,417 SH   SOLE   0 0 44,417
SELECT SECTOR SPDR TR SBI INT-INDS 81369Y704 1,626 15,879 SH   SOLE   0 0 15,879
SELECT SECTOR SPDR TR SBI HEALTHCARE 81369Y209 1,233 9,789 SH   SOLE   0 0 9,789
SELECT SECTOR SPDR TR SBI CONS DISCR 81369Y407 1,525 8,539 SH   SOLE   0 0 8,539