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| | | 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 |
Abbott Laboratories | COM | 002824100 | 2,091,574 | 19,051 | SH | | SOLE | | 19,051 | 0 | 0 |
AbbVie Inc | COM | 00287Y109 | 2,186,927 | 13,532 | SH | | SOLE | | 13,532 | 0 | 0 |
Accenture Ltd. Ireland Class | COM | G1151C101 | 2,638,613 | 9,888 | SH | | SOLE | | 9,888 | 0 | 0 |
Activision Blizzard Inc. | COM | 00507V109 | 12,699,109 | 165,893 | SH | | SOLE | | 165,893 | 0 | 0 |
Adobe Inc | COM | 00724F101 | 19,453,117 | 57,805 | SH | | SOLE | | 57,805 | 0 | 0 |
Advanced Micro Devices Inc | COM | 007903107 | 711,175 | 10,980 | SH | | SOLE | | 10,980 | 0 | 0 |
AEye Inc | COM | 008183105 | 52,257 | 108,733 | SH | | SOLE | | 108,733 | 0 | 0 |
Agco Corp | COM | 001084102 | 1,537,222 | 11,084 | SH | | SOLE | | 11,084 | 0 | 0 |
Air Products & Chemicals Inc. | COM | 009158106 | 298,396 | 968 | SH | | SOLE | | 968 | 0 | 0 |
Alaska Air Group | COM | 011659109 | 1,307,609 | 30,452 | SH | | SOLE | | 30,452 | 0 | 0 |
Align Technology Inc | COM | 016255101 | 254,767 | 1,208 | SH | | SOLE | | 1,208 | 0 | 0 |
Alphabet Inc Class A | COM | 02079K305 | 20,393,482 | 231,140 | SH | | SOLE | | 231,140 | 0 | 0 |
Alphabet Inc Class C | COM | 02079K107 | 4,046,798 | 45,608 | SH | | SOLE | | 45,608 | 0 | 0 |
Amazon.com Inc. | COM | 023135106 | 20,360,335 | 242,385 | SH | | SOLE | | 242,385 | 0 | 0 |
Amer Express Company | COM | 025816109 | 3,819,042 | 25,848 | SH | | SOLE | | 25,848 | 0 | 0 |
American Tower REIT | COM | 03027X100 | 3,406,051 | 16,077 | SH | | SOLE | | 16,077 | 0 | 0 |
Amgen Incorporated | COM | 031162100 | 414,183 | 1,577 | SH | | SOLE | | 1,577 | 0 | 0 |
Apple Inc | COM | 037833100 | 35,851,168 | 275,927 | SH | | SOLE | | 275,927 | 0 | 0 |
Applied Materials Inc. | COM | 038222105 | 3,255,511 | 33,431 | SH | | SOLE | | 33,431 | 0 | 0 |
Archer Daniels Midland Co. | COM | 039483102 | 247,260 | 2,663 | SH | | SOLE | | 2,663 | 0 | 0 |
Archrock Inc | COM | 03957W106 | 94,290 | 10,500 | SH | | SOLE | | 10,500 | 0 | 0 |
ASML Hldg NV NY Registry Shs N | COM | N07059210 | 7,431,448 | 13,601 | SH | | SOLE | | 13,601 | 0 | 0 |
Astrazeneca PLC Spon. ADR | COM | 046353108 | 1,066,056 | 15,724 | SH | | SOLE | | 15,724 | 0 | 0 |
Atlassian Corp Cl A | COM | 049468101 | 718,549 | 5,584 | SH | | SOLE | | 5,584 | 0 | 0 |
Automatic Data Processing | COM | 053015103 | 2,643,941 | 11,069 | SH | | SOLE | | 11,069 | 0 | 0 |
Axon Enterprise Inc | COM | 05464C101 | 451,496 | 2,721 | SH | | SOLE | | 2,721 | 0 | 0 |
Ball Corp | COM | 058498106 | 1,168,140 | 22,842 | SH | | SOLE | | 22,842 | 0 | 0 |
Bank of America Corporation | COM | 060505104 | 308,172 | 9,305 | SH | | SOLE | | 9,305 | 0 | 0 |
Berkshire Hathaway Inc Class | COM | 084670702 | 2,234,583 | 7,234 | SH | | SOLE | | 7,234 | 0 | 0 |
Blackrock Inc | COM | 09247X101 | 294,081 | 415 | SH | | SOLE | | 415 | 0 | 0 |
Blackstone Group Inc Cl A | COM | 09260D107 | 2,322,137 | 31,300 | SH | | SOLE | | 31,300 | 0 | 0 |
Boeing Company | COM | 097023105 | 451,842 | 2,372 | SH | | SOLE | | 2,372 | 0 | 0 |
Bristol Myers Squibb Company | COM | 110122108 | 280,821 | 3,903 | SH | | SOLE | | 3,903 | 0 | 0 |
Broadcom Inc Com | COM | 11135F101 | 8,906,588 | 15,929 | SH | | SOLE | | 15,929 | 0 | 0 |
Brookfield Corp | COM | 11271J107 | 866,228 | 27,561 | SH | | SOLE | | 27,561 | 0 | 0 |
Brookfield Infrastructure Corp | COM | 11275Q107 | 1,020,296 | 26,229 | SH | | SOLE | | 26,229 | 0 | 0 |
Cadence Design Systems Inc. | COM | 127387108 | 584,408 | 3,638 | SH | | SOLE | | 3,638 | 0 | 0 |
Cass Information Systems Inc. | COM | 14808P109 | 200,403 | 4,374 | SH | | SOLE | | 4,374 | 0 | 0 |
Caterpillar Inc. | COM | 149123101 | 2,364,886 | 9,872 | SH | | SOLE | | 9,872 | 0 | 0 |
Charles River Laboratories Int | COM | 159864107 | 635,832 | 2,918 | SH | | SOLE | | 2,918 | 0 | 0 |
Chemed Corp New | COM | 16359R103 | 1,020,860 | 2,000 | SH | | SOLE | | 2,000 | 0 | 0 |
Cheniere Energy Inc New | COM | 16411R208 | 5,860,176 | 39,078 | SH | | SOLE | | 39,078 | 0 | 0 |
Chevron Corporation | COM | 166764100 | 543,316 | 3,027 | SH | | SOLE | | 3,027 | 0 | 0 |
Chipotle Mexican Grill Inc | COM | 169656105 | 10,070,402 | 7,258 | SH | | SOLE | | 7,258 | 0 | 0 |
Chubb Corporation | COM | H1467J104 | 2,140,773 | 9,704 | SH | | SOLE | | 9,704 | 0 | 0 |
Cisco Systems Inc | COM | 17275R102 | 2,505,914 | 52,601 | SH | | SOLE | | 52,601 | 0 | 0 |
Coca-Cola Company | COM | 191216100 | 2,358,449 | 37,077 | SH | | SOLE | | 37,077 | 0 | 0 |
Colgate Palmolive Co. | COM | 194162103 | 2,299,880 | 29,190 | SH | | SOLE | | 29,190 | 0 | 0 |
Comcast Corporation Class A | COM | 20030N101 | 833,166 | 23,825 | SH | | SOLE | | 23,825 | 0 | 0 |
Commerce Bancshares Inc. | COM | 200525103 | 594,335 | 8,731 | SH | | SOLE | | 8,731 | 0 | 0 |
Costco Wholesale Corporation | COM | 22160K105 | 18,112,381 | 39,677 | SH | | SOLE | | 39,677 | 0 | 0 |
Crowdstrike Hldgs Inc Cl A | COM | 22788C105 | 329,347 | 3,128 | SH | | SOLE | | 3,128 | 0 | 0 |
Cummins Inc. | COM | 231021106 | 2,242,394 | 9,255 | SH | | SOLE | | 9,255 | 0 | 0 |
CVS Health | COM | 126650100 | 476,055 | 5,108 | SH | | SOLE | | 5,108 | 0 | 0 |
CyberArk Software Ltd | COM | M2682V108 | 282,118 | 2,176 | SH | | SOLE | | 2,176 | 0 | 0 |
Daktronics Inc | COM | 234264109 | 43,104 | 15,285 | SH | | SOLE | | 15,285 | 0 | 0 |
Danaher Corporation | COM | 235851102 | 908,990 | 3,425 | SH | | SOLE | | 3,425 | 0 | 0 |
Deckers Outdoor Corporation | COM | 243537107 | 15,085,853 | 37,794 | SH | | SOLE | | 37,794 | 0 | 0 |
Deere & Company | COM | 244199105 | 17,367,644 | 40,507 | SH | | SOLE | | 40,507 | 0 | 0 |
DexCom Inc | COM | 252131107 | 9,517,709 | 84,049 | SH | | SOLE | | 84,049 | 0 | 0 |
Dicks Sporting Goods Inc. | COM | 253393102 | 2,473,247 | 20,561 | SH | | SOLE | | 20,561 | 0 | 0 |
Disney Walt Co. | COM | 254687106 | 2,539,676 | 29,232 | SH | | SOLE | | 29,232 | 0 | 0 |
Dollar Gen Corp New | COM | 256677105 | 3,409,577 | 13,846 | SH | | SOLE | | 13,846 | 0 | 0 |
Edwards Lifesciences Corporati | COM | 28176E108 | 1,090,873 | 14,621 | SH | | SOLE | | 14,621 | 0 | 0 |
Elastic NV | COM | N14506104 | 201,971 | 3,921 | SH | | SOLE | | 3,921 | 0 | 0 |
Elevance Health Inc | COM | 036752103 | 3,100,842 | 6,045 | SH | | SOLE | | 6,045 | 0 | 0 |
Eli Lilly & Co | COM | 532457108 | 14,571,818 | 39,831 | SH | | SOLE | | 39,831 | 0 | 0 |
Emerson Electric Company | COM | 291011104 | 875,888 | 9,118 | SH | | SOLE | | 9,118 | 0 | 0 |
Enterprise Financial Services | COM | 293712105 | 621,404 | 12,692 | SH | | SOLE | | 12,692 | 0 | 0 |
Epam Systems Inc | COM | 29414B104 | 4,156,071 | 12,681 | SH | | SOLE | | 12,681 | 0 | 0 |
Etsy Inc | COM | 29786A106 | 285,795 | 2,386 | SH | | SOLE | | 2,386 | 0 | 0 |
Evoqua Water Technologies Corp | COM | 30057T105 | 1,458,864 | 36,840 | SH | | SOLE | | 36,840 | 0 | 0 |
Exxon Mobil Corporation | COM | 30231G102 | 561,317 | 5,089 | SH | | SOLE | | 5,089 | 0 | 0 |
Fedex Corporation | COM | 31428X106 | 1,558,270 | 8,997 | SH | | SOLE | | 8,997 | 0 | 0 |
Fiserv Inc | COM | 337738108 | 3,012,998 | 29,811 | SH | | SOLE | | 29,811 | 0 | 0 |
Gallagher Arthur J & Company | COM | 363576109 | 2,025,814 | 10,745 | SH | | SOLE | | 10,745 | 0 | 0 |
Gartner Inc | COM | 366651107 | 20,146,551 | 59,935 | SH | | SOLE | | 59,935 | 0 | 0 |
General Mills Inc. | COM | 370334104 | 502,848 | 5,997 | SH | | SOLE | | 5,997 | 0 | 0 |
Gilead Sciences Inc | COM | 375558103 | 1,240,962 | 14,455 | SH | | SOLE | | 14,455 | 0 | 0 |
Globant S A | COM | L44385109 | 228,025 | 1,356 | SH | | SOLE | | 1,356 | 0 | 0 |
Goldman Sachs Group Inc | COM | 38141G104 | 602,645 | 1,755 | SH | | SOLE | | 1,755 | 0 | 0 |
Hess Corporation | COM | 42809H107 | 216,644 | 1,528 | SH | | SOLE | | 1,528 | 0 | 0 |
Home Depot Inc | COM | 437076102 | 10,334,215 | 32,718 | SH | | SOLE | | 32,718 | 0 | 0 |
Honeywell International Inc. | COM | 438516106 | 702,161 | 3,277 | SH | | SOLE | | 3,277 | 0 | 0 |
Idexx Laboratories Corp | COM | 45168D104 | 838,766 | 2,056 | SH | | SOLE | | 2,056 | 0 | 0 |
Intuit Inc. | COM | 461202103 | 927,054 | 2,382 | SH | | SOLE | | 2,382 | 0 | 0 |
Intuitive Surgical Inc | COM | 46120E602 | 24,441,388 | 92,110 | SH | | SOLE | | 92,110 | 0 | 0 |
Johnson & Johnson | COM | 478160104 | 1,389,986 | 7,869 | SH | | SOLE | | 7,869 | 0 | 0 |
Johnson Controls International | COM | G51502105 | 1,415,552 | 22,118 | SH | | SOLE | | 22,118 | 0 | 0 |
JP Morgan Chase & Co. | COM | 46625H100 | 334,445 | 2,494 | SH | | SOLE | | 2,494 | 0 | 0 |
Lab Corporation of America Hol | COM | 50540R409 | 1,718,533 | 7,298 | SH | | SOLE | | 7,298 | 0 | 0 |
Lam Research Corp | COM | 512807108 | 706,806 | 1,682 | SH | | SOLE | | 1,682 | 0 | 0 |
Lowes Companies Inc. | COM | 548661107 | 3,658,246 | 18,361 | SH | | SOLE | | 18,361 | 0 | 0 |
Lululemon Athletica Inc. | COM | 550021109 | 16,409,223 | 51,218 | SH | | SOLE | | 51,218 | 0 | 0 |
Markel Corporation | COM | 570535104 | 15,562,192 | 11,812 | SH | | SOLE | | 11,812 | 0 | 0 |
Mastercard Inc Class A | COM | 57636Q104 | 26,488,405 | 76,175 | SH | | SOLE | | 76,175 | 0 | 0 |
McDonalds Corp. | COM | 580135101 | 967,155 | 3,670 | SH | | SOLE | | 3,670 | 0 | 0 |
McKesson Corp. | COM | 58155Q103 | 15,174,660 | 40,453 | SH | | SOLE | | 40,453 | 0 | 0 |
Merck & Co Inc New | COM | 58933Y105 | 489,955 | 4,416 | SH | | SOLE | | 4,416 | 0 | 0 |
Microchip Technology Inc. | COM | 595017104 | 574,571 | 8,179 | SH | | SOLE | | 8,179 | 0 | 0 |
Microsoft Corporation | COM | 594918104 | 42,294,537 | 176,360 | SH | | SOLE | | 176,360 | 0 | 0 |
Netflix Inc. | COM | 64110L106 | 2,191,253 | 7,431 | SH | | SOLE | | 7,431 | 0 | 0 |
Norfolk Southern Corp. | COM | 655844108 | 221,778 | 900 | SH | | SOLE | | 900 | 0 | 0 |
Northrop Grumman Corp | COM | 666807102 | 436,488 | 800 | SH | | SOLE | | 800 | 0 | 0 |
Nvidia Corporation | COM | 67066G104 | 3,344,497 | 22,886 | SH | | SOLE | | 22,886 | 0 | 0 |
O'Reilly Automotive Inc New | COM | 67103H107 | 12,192,013 | 14,445 | SH | | SOLE | | 14,445 | 0 | 0 |
ON Semiconductor Corp | COM | 682189105 | 13,389,654 | 214,681 | SH | | SOLE | | 214,681 | 0 | 0 |
ONEOK Inc | COM | 682680103 | 802,394 | 12,213 | SH | | SOLE | | 12,213 | 0 | 0 |
Oracle Corporation | COM | 68389X105 | 327,584 | 4,008 | SH | | SOLE | | 4,008 | 0 | 0 |
PayPal Hldgs Inc | COM | 70450Y103 | 2,729,578 | 38,326 | SH | | SOLE | | 38,326 | 0 | 0 |
Pepsico Inc. | COM | 713448108 | 3,855,465 | 21,341 | SH | | SOLE | | 21,341 | 0 | 0 |
Pfizer Inc | COM | 717081103 | 599,354 | 11,697 | SH | | SOLE | | 11,697 | 0 | 0 |
Philip Morris International In | COM | 718172109 | 410,687 | 4,058 | SH | | SOLE | | 4,058 | 0 | 0 |
PNC Financial Services Group | COM | 693475105 | 2,118,449 | 13,413 | SH | | SOLE | | 13,413 | 0 | 0 |
Procter & Gamble Co. | COM | 742718109 | 3,760,394 | 24,811 | SH | | SOLE | | 24,811 | 0 | 0 |
Qualcomm Inc. | COM | 747525103 | 2,458,839 | 22,365 | SH | | SOLE | | 22,365 | 0 | 0 |
Quanta Services | COM | 74762E102 | 20,669,163 | 145,047 | SH | | SOLE | | 145,047 | 0 | 0 |
Quest Diagnostics Inc. | COM | 74834L100 | 1,208,812 | 7,727 | SH | | SOLE | | 7,727 | 0 | 0 |
Regeneron Pharmaceuticals | COM | 75886F107 | 4,951,586 | 6,863 | SH | | SOLE | | 6,863 | 0 | 0 |
Regions Financial Corporation | COM | 7591EP100 | 2,242,757 | 104,024 | SH | | SOLE | | 104,024 | 0 | 0 |
RH | COM | 74967X103 | 400,785 | 1,500 | SH | | SOLE | | 1,500 | 0 | 0 |
S&P Global Inc | COM | 78409V104 | 5,646,196 | 16,857 | SH | | SOLE | | 16,857 | 0 | 0 |
Salesforce.com Inc | COM | 79466L302 | 3,127,931 | 23,591 | SH | | SOLE | | 23,591 | 0 | 0 |
SBA Communications Corp New Cl | COM | 78410G104 | 2,425,966 | 8,655 | SH | | SOLE | | 8,655 | 0 | 0 |
ServiceNow Inc | COM | 81762P102 | 5,170,980 | 13,318 | SH | | SOLE | | 13,318 | 0 | 0 |
Sherwin-Williams Co | COM | 824348106 | 1,354,736 | 5,708 | SH | | SOLE | | 5,708 | 0 | 0 |
Simmons First Natl Corp Cl A | COM | 828730200 | 2,535,223 | 117,480 | SH | | SOLE | | 117,480 | 0 | 0 |
SolarEdge Technologies Inc | COM | 83417M104 | 683,247 | 2,412 | SH | | SOLE | | 2,412 | 0 | 0 |
Starbucks Corporation | COM | 855244109 | 2,272,692 | 22,910 | SH | | SOLE | | 22,910 | 0 | 0 |
Starwood Property Trust Inc | COM | 85571B105 | 271,679 | 14,822 | SH | | SOLE | | 14,822 | 0 | 0 |
Steris PLC | COM | G8473T100 | 745,778 | 4,038 | SH | | SOLE | | 4,038 | 0 | 0 |
Synchrony Finl Corp | COM | 87165B103 | 1,770,267 | 53,873 | SH | | SOLE | | 53,873 | 0 | 0 |
T-Mobile US Inc | COM | 872590104 | 3,243,940 | 23,171 | SH | | SOLE | | 23,171 | 0 | 0 |
Take Two Interactive Software | COM | 874054109 | 257,722 | 2,475 | SH | | SOLE | | 2,475 | 0 | 0 |
Target Corporation | COM | 87612E106 | 4,353,758 | 29,212 | SH | | SOLE | | 29,212 | 0 | 0 |
TC Energy Corp | COM | 87807B107 | 498,761 | 12,518 | SH | | SOLE | | 12,518 | 0 | 0 |
Tesla Motors Inc | COM | 88160R101 | 3,796,038 | 30,817 | SH | | SOLE | | 30,817 | 0 | 0 |
Texas Instruments Inc | COM | 882508104 | 1,821,323 | 11,024 | SH | | SOLE | | 11,024 | 0 | 0 |
The Trade Desk Inc Class A | COM | 88339J105 | 13,732,326 | 306,320 | SH | | SOLE | | 306,320 | 0 | 0 |
Thermo Fisher Scientific Inc | COM | 883556102 | 20,114,869 | 36,527 | SH | | SOLE | | 36,527 | 0 | 0 |
TJX Companies Inc. | COM | 872540109 | 204,890 | 2,574 | SH | | SOLE | | 2,574 | 0 | 0 |
Tractor Supply Co. | COM | 892356106 | 11,646,114 | 51,767 | SH | | SOLE | | 51,767 | 0 | 0 |
Triton Intl Ltd Shs A | COM | G9078F107 | 214,937 | 3,125 | SH | | SOLE | | 3,125 | 0 | 0 |
U. S. Bancorp | COM | 902973304 | 565,633 | 12,970 | SH | | SOLE | | 12,970 | 0 | 0 |
Union Pacific Corporation | COM | 907818108 | 4,244,316 | 20,497 | SH | | SOLE | | 20,497 | 0 | 0 |
United Parcel Service Inc | COM | 911312106 | 1,213,885 | 6,983 | SH | | SOLE | | 6,983 | 0 | 0 |
United Rentals Inc | COM | 911363109 | 2,854,378 | 8,031 | SH | | SOLE | | 8,031 | 0 | 0 |
UnitedHealth Group Inc. | COM | 91324P102 | 14,149,079 | 26,687 | SH | | SOLE | | 26,687 | 0 | 0 |
Vertex Pharmaceuticals Inc | COM | 92532F100 | 13,466,678 | 46,633 | SH | | SOLE | | 46,633 | 0 | 0 |
Visa Inc. Class A | COM | 92826C839 | 360,464 | 1,735 | SH | | SOLE | | 1,735 | 0 | 0 |
Vulcan Materials Co Hldg Co | COM | 929160109 | 4,889,353 | 27,922 | SH | | SOLE | | 27,922 | 0 | 0 |
W P Carey Inc | COM | 92936U109 | 2,038,369 | 26,083 | SH | | SOLE | | 26,083 | 0 | 0 |
Wal-Mart Stores Inc. | COM | 931142103 | 525,111 | 3,703 | SH | | SOLE | | 3,703 | 0 | 0 |
Waste Mgmt. Inc. Com | COM | 94106L109 | 7,269,633 | 46,339 | SH | | SOLE | | 46,339 | 0 | 0 |
Western Digital Corp Sr Nt Con | CONV | 958102ap0 | 248,602 | 261,000 | PRN | | SOLE | | 261,000 | 0 | 0 |
Health Care Select SPDR | ETF | 81369Y209 | 354,025 | 2,606 | SH | | SOLE | | 2,606 | 0 | 0 |
IShares DJ Select Dividend Ind | ETF | 464287168 | 1,707,575 | 14,159 | SH | | SOLE | | 14,159 | 0 | 0 |
IShares MSCI EAFE Index Fund | ETF | 464287465 | 371,851 | 5,665 | SH | | SOLE | | 5,665 | 0 | 0 |
Ishares Russell 1000 Growth In | ETF | 464287614 | 482,683 | 2,253 | SH | | SOLE | | 2,253 | 0 | 0 |
IShares S&P 500 Growth Index | ETF | 464287309 | 233,941 | 3,999 | SH | | SOLE | | 3,999 | 0 | 0 |
S&P 500 Depositary Receipt | ETF | 78462F103 | 368,663 | 964 | SH | | SOLE | | 964 | 0 | 0 |
Vanguard Emerging Markets ETF | ETF | 922042858 | 320,610 | 8,225 | SH | | SOLE | | 8,225 | 0 | 0 |
Vanguard Idx Fds Small Cap Val | ETF | 922908611 | 481,799 | 3,034 | SH | | SOLE | | 3,034 | 0 | 0 |
Vanguard Idx Fds Vanguard Smal | ETF | 922908751 | 921,004 | 5,018 | SH | | SOLE | | 5,018 | 0 | 0 |
Vanguard Splzd Port Div Appre | ETF | 921908844 | 1,114,731 | 7,341 | SH | | SOLE | | 7,341 | 0 | 0 |
Vanguard Tax Mgd Intl Fd FTSE | ETF | 921943858 | 959,854 | 22,870 | SH | | SOLE | | 22,870 | 0 | 0 |