Abbott Laboratories COM 002824100 823757 6210 SH SOLE 5810 0 400 Abbvie Inc COM 00287Y109 1183788 5650 SH SOLE 5250 0 400 Accenture Plc Ireland Shs Cl A COM G1151C101 5262243 16864 SH SOLE 16864 0 0 Aflac Inc COM 001055102 14356519 129117 SH SOLE 127817 0 1300 Alphabet Inc Cl A COM 02079K305 4819820 31168 SH SOLE 31168 0 0 Alphabet Inc Cl C COM 02079K107 15190243 97230 SH SOLE 96805 0 425 Amazon.com Inc COM 023135106 506662 2663 SH SOLE 2663 0 0 Amdocs Limited F COM G02602103 275873 3015 SH SOLE 3015 0 0 American Express COM 025816109 1436189 5338 SH SOLE 5338 0 0 Amgen Inc COM 031162100 911284 2925 SH SOLE 2925 0 0 Apple Inc COM 037833100 4036546 18172 SH SOLE 18172 0 0 Arthur J Gallagher & Co COM 363576109 23565392 68258 SH SOLE 67458 0 800 Asbury Automotive Group COM 043436104 10463399 47380 SH SOLE 47055 0 325 Auto Zone Inc COM 053332102 20512756 5380 SH SOLE 5380 0 0 Automatic Data Processing Inc COM 053015103 366025 1198 SH SOLE 1198 0 0 Bank of America COM 060505104 1080974 25904 SH SOLE 25904 0 0 Berkshire Hathaway Inc Cl A COM 084670108 15968832 20 SH SOLE 20 0 0 Berkshire Hathaway Inc Cl B COM 084670702 39713425 74568 SH SOLE 73768 0 800 Boston Omaha Corp COM 101044105 6937091 475795 SH SOLE 475795 0 0 Brookfield Asset Management Lt COM 113004105 3129628 64595 SH SOLE 63995 0 600 Brookfield Corporation COM 11271J107 9533235 181897 SH SOLE 180397 0 1500 Bruker Corp COM 116794108 8694692 208306 SH SOLE 207281 0 1025 CVS Corp COM 126650100 599791 8853 SH SOLE 8853 0 0 Canadian National Railway Co COM 136375102 3379913 34680 SH SOLE 34680 0 0 Canadian Pacific Kansas City L COM 13646K108 6911964 98447 SH SOLE 97197 0 1250 CarMax Inc COM 143130102 267188 3429 SH SOLE 3429 0 0 Charles River Labs Int'l COM 159864107 8427765 55991 SH SOLE 55691 0 300 Chevron Corp COM 166764100 5595181 33446 SH SOLE 32806 0 640 Civitas Resources Inc. COM 17888H103 4940005 141588 SH SOLE 140488 0 1100 Coca Cola Co COM 191216100 7687548 107338 SH SOLE 107338 0 0 Colgate Palmolive Co COM 194162103 463159 4943 SH SOLE 4443 0 500 Constellium SE COM F21107101 765528 75870 SH SOLE 75870 0 0 Copart Inc COM 217204106 15246195 269415 SH SOLE 269415 0 0 Costco Wholesale Corp COM 22160K105 1116020 1180 SH SOLE 1180 0 0 Crimson Wine Group Ltd COM 22662X100 1640004 284723 SH SOLE 284723 0 0 Cullen/Frost Bankers, Inc. COM 229899109 6701956 53530 SH SOLE 53030 0 500 Diageo Plc ADR COM 25243Q205 359639 3432 SH SOLE 3432 0 0 Dino Polska SA Adr COM 25445T106 6631418 115003 SH SOLE 115003 0 0 Disney Walt COM 254687106 9596108 97225 SH SOLE 96375 0 850 Dominion Energy, Inc. COM 25746U109 505022 9007 SH SOLE 9007 0 0 Dream Finders Homes Inc Cl A COM 26154D100 3032831 134434 SH SOLE 134434 0 0 Duke Energy Corp COM 26441C204 242842 1991 SH SOLE 1991 0 0 Elevance Health Inc COM 036752103 14704258 33806 SH SOLE 33631 0 175 Enovis Corp COM 194014502 8164292 213669 SH SOLE 212244 0 1425 Esab Corp COM 29605J106 1532674 13156 SH SOLE 13156 0 0 Exxon Mobil Corp COM 30231G102 297325 2500 SH SOLE 2500 0 0 Fifth Third Bancorp COM 316773100 12237456 312180 SH SOLE 310080 0 2100 First National of Nebraska Inc COM 335720108 4980000 415 SH SOLE 415 0 0 HCA Healthcare Inc COM 40412C101 18209448 52697 SH SOLE 52472 0 225 Hershey Foods Corp COM 427866108 9450605 55257 SH SOLE 54932 0 325 Home Depot Inc COM 437076102 838896 2289 SH SOLE 2289 0 0 JP Morgan Chase & Co COM 46625H100 255603 1042 SH SOLE 1042 0 0 Johnson & Johnson COM 478160104 8662818 52236 SH SOLE 52236 0 0 Keysight Technologies Inc COM 49338L103 3194894 21332 SH SOLE 21157 0 175 LKQ Corporation COM 501889208 5834786 137160 SH SOLE 136210 0 950 Liberty Media Corp Ser A Formu COM 531229870 2682807 32930 SH SOLE 32930 0 0 Lincoln Electric Holdings Inc COM 533900106 10001835 52875 SH SOLE 52475 0 400 MSC Industrial Direct Co. COM 553530106 5899891 75961 SH SOLE 75703 0 258 MarineMax, Inc. COM 567908108 2802590 130353 SH SOLE 129353 0 1000 Markel Corp COM 570535104 1981787 1060 SH SOLE 1060 0 0 McDonalds Corp COM 580135101 3021243 9672 SH SOLE 9672 0 0 Microsoft Corp COM 594918104 16622269 44280 SH SOLE 43880 0 400 Mistras Group Inc COM 60649T107 226010 21362 SH SOLE 21362 0 0 Moody's Corp COM 615369105 963978 2070 SH SOLE 2070 0 0 Nelnet COM 64031N108 11219238 101138 SH SOLE 100638 0 500 Nestle S.A. Spons ADR COM 641069406 772984 7655 SH SOLE 7655 0 0 Nextera Energy Inc COM 65339F101 212670 3000 SH SOLE 1600 0 1400 Novartis A G ADR COM 66987V109 267775 2402 SH SOLE 2402 0 0 Pepsico Inc COM 713448108 2496051 16647 SH SOLE 16647 0 0 Pfizer Inc COM 717081103 5319525 209926 SH SOLE 207301 0 2625 Phillips 66 COM 718546104 17625165 142737 SH SOLE 141837 0 900 Procter & Gamble Co COM 742718109 1238953 7270 SH SOLE 7270 0 0 Ross Stores Inc COM 778296103 4037014 31591 SH SOLE 31591 0 0 Shell Plc Sponsored Adr COM 780259305 394906 5389 SH SOLE 5389 0 0 Sky Harbour Group Corp Cl A COM 83085C107 5696415 437849 SH SOLE 436099 0 1750 SunOpta Inc. COM 8676EP108 279450 57500 SH SOLE 57500 0 0 TJX Companies Inc COM 872540109 3360827 27593 SH SOLE 27593 0 0 Texas Pacific Land Corp COM 88262P102 54026467 40775 SH SOLE 40500 0 275 Thermo Fisher Corp COM 883556102 7714293 15503 SH SOLE 15203 0 300 US Bancorp COM 902973304 1936209 45860 SH SOLE 45860 0 0 United Health Group Inc COM 91324P102 2137424 4081 SH SOLE 4081 0 0 Valmont Industries Inc COM 902253101 2433921 8529 SH SOLE 8529 0 0 Vulcan Materials Co COM 929160109 4909565 21044 SH SOLE 20869 0 175 Walmart Inc COM 931142103 453523 5166 SH SOLE 5166 0 0 Waters Corp COM 941848103 3870722 10502 SH SOLE 10502 0 0 Wells Fargo Co COM 949746101 1986716 27674 SH SOLE 27674 0 0 SPDR S&P 500 COM 78462F103 2843379 5083 SH SOLE 5083 0 0 iShares Core S&P 500 ETF COM 464287200 343883 612 SH SOLE 612 0 0 Costamare Inc. 8.50 Preferred PRD Y1771G128 845864 32359 SH SOLE 31034 0 1325