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
Expires: July 31, 2015
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
SPDR SER TR COM 78464A649 841,911 32,900 SH SOLE 0 32,900 0 0
INVESCO EXCH TRADED FD TR II COM 46138G805 5,268,566 198,589 SH SOLE 0 198,589 0 0
ISHARES TR COM 464287226 5,719,872 57,660 SH SOLE 0 57,660 0 0
ISHARES TR COM 464288588 9,996,468 106,470 SH SOLE 0 106,470 0 0
ISHARES TR COM 464287242 10,434,434 95,196 SH SOLE 0 95,196 0 0
VANGUARD SCOTTSDALE FDS COM 92206C870 905,238 10,917 SH SOLE 0 10,917 0 0
VANGUARD BD INDEX FDS COM 921937819 843,006 10,900 SH SOLE 0 10,900 0 0
ISHARES TR COM 464288638 5,173,956 97,200 SH SOLE 0 97,200 0 0
ISHARES TR COM 46429B291 478,650 10,000 SH SOLE 0 10,000 0 0
J P MORGAN EXCHANGE TRADED F COM 46641Q241 480,168 10,400 SH SOLE 0 10,400 0 0
VANGUARD SCOTTSDALE FDS COM 92206C409 935,079 11,762 SH SOLE 0 11,762 0 0
VANGUARD BD INDEX FDS COM 921937835 5,638,806 76,583 SH SOLE 0 76,583 0 0
ISHARES TR COM 464288620 14,804,946 287,810 SH SOLE 0 287,810 0 0
VANGUARD BD INDEX FDS COM 921937793 2,642,520 38,000 SH SOLE 0 38,000 0 0
ISHARES TR COM 46432F834 4,090,552 52,870 SH SOLE 0 52,870 0 0
ISHARES TR COM 46429B267 2,554,227 111,150 SH SOLE 0 111,150 0 0
ISHARES TR COM 464288653 299,720 2,950 SH SOLE 0 2,950 0 0
ISHARES TR COM 464287499 372,479 4,050 SH SOLE 0 4,050 0 0
ISHARES TR COM 464287200 7,562,562 12,180 SH SOLE 0 12,180 0 0
VANGUARD STAR FDS COM 921909768 21,751,121 314,823 SH SOLE 0 314,823 0 0
ISHARES TR COM 46432F842 13,404,801 160,575 SH SOLE 0 160,575 0 0
VANGUARD INDEX FDS COM 922908769 13,327,331 43,850 SH SOLE 0 43,850 0 0
ISHARES INC COM 46434G103 4,629,153 77,114 SH SOLE 0 77,114 0 0
ILLINOIS TOOL WKS INC COM 452308109 8,861,440 35,840 SH SOLE 0 35,840 0 0
PEPSICO INC COM 713448108 6,736,681 51,020 SH SOLE 0 51,020 0 0
VERISK ANALYTICS INC COM 92345Y106 12,366,550 39,700 SH SOLE 0 39,700 0 0
DEERE & CO COM 244199105 10,329,974 20,315 SH SOLE 0 20,315 0 0
GILEAD SCIENCES INC COM 375558103 3,560,036 32,110 SH SOLE 0 32,110 0 0
WALMART INC COM 931142103 16,198,821 165,666 SH SOLE 0 165,666 0 0
UNION PAC CORP COM 907818108 8,173,132 35,523 SH SOLE 0 35,523 0 0
QUALCOMM INC COM 747525103 8,135,797 51,085 SH SOLE 0 51,085 0 0
LOWES COS INC COM 548661107 9,123,294 41,120 SH SOLE 0 41,120 0 0
ORACLE CORP COM 68389X105 18,082,887 82,710 SH SOLE 0 82,710 0 0
VISA INC COM 92826C839 14,418,581 40,610 SH SOLE 0 40,610 0 0
AMERICAN EXPRESS CO COM 025816109 12,722,517 39,885 SH SOLE 0 39,885 0 0
HASBRO INC COM 418056107 1,749,534 23,700 SH SOLE 0 23,700 0 0
CATERPILLAR INC COM 149123101 11,949,104 30,780 SH SOLE 0 30,780 0 0
BERKSHIRE HATHAWAY INC DEL COM 084670108 24,779,200 34 SH SOLE 0 34 0 0
EXXON MOBIL CORP COM 30231G102 7,024,248 65,160 SH SOLE 0 65,160 0 0
BHP GROUP LTD COM 088606108 4,553,161 94,680 SH SOLE 0 94,680 0 0
BRISTOL-MYERS SQUIBB CO COM 110122108 2,490,402 53,800 SH SOLE 0 53,800 0 0
BOOKING HOLDINGS INC COM 09857L108 6,368,164 1,100 SH SOLE 0 1,100 0 0
TARGET CORP COM 87612E106 4,694,754 47,590 SH SOLE 0 47,590 0 0
ABBVIE INC COM 00287Y109 10,688,928 57,585 SH SOLE 0 57,585 0 0
NEXTERA ENERGY INC COM 65339F101 5,728,538 82,520 SH SOLE 0 82,520 0 0
CME GROUP INC COM 12572Q105 12,656,470 45,920 SH SOLE 0 45,920 0 0
MARKEL GROUP INC COM 570535104 2,396,832 1,200 SH SOLE 0 1,200 0 0
PROCTER AND GAMBLE CO COM 742718109 9,510,607 59,695 SH SOLE 0 59,695 0 0
OTIS WORLDWIDE CORP COM 68902V107 3,089,424 31,200 SH SOLE 0 31,200 0 0
PFIZER INC COM 717081103 3,534,677 145,820 SH SOLE 0 145,820 0 0
JPMORGAN CHASE & CO. COM 46625H100 8,407,390 29,000 SH SOLE 0 29,000 0 0
CONSTELLATION BRANDS INC COM 21036P108 1,675,604 10,300 SH SOLE 0 10,300 0 0
VERTEX PHARMACEUTICALS INC COM 92532F100 12,287,520 27,600 SH SOLE 0 27,600 0 0
INTERNATIONAL BUSINESS MACHS COM 459200101 11,346,377 38,491 SH SOLE 0 38,491 0 0
SHELL PLC COM 780259305 8,009,138 113,750 SH SOLE 0 113,750 0 0
LINDE PLC COM G54950103 12,405,119 26,440 SH SOLE 0 26,440 0 0
BROOKFIELD CORP COM 11271J107 3,471,702 56,131 SH SOLE 0 56,131 0 0
BERKSHIRE HATHAWAY INC DEL COM 084670702 1,687,565 3,474 SH SOLE 0 3,474 0 0