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

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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
Alleghany Corp Del COM 017175100 166,579 301,582 SH   SOLE None 301,582 0 0
Comcast Corp New CL A 20030N101 402,055 11,694,457 SH   SOLE None 11,694,457 0 0
Berkshire Hathaway Inc Del CL B NEW 084670702 523,075 2,860,993 SH   SOLE None 2,860,993 0 0
Becton Dickinson & Co COM 075887109 621,838 2,706,348 SH   SOLE None 2,706,348 0 0
Coca Cola Co COM 191216100 138,930 3,139,670 SH   SOLE None 3,139,670 0 0
Danaher Corporation COM 235851102 473,362 3,420,000 SH   SOLE None 3,420,000 0 0
Fiserv Inc COM 337738108 510,571 5,375,000 SH   SOLE None 5,375,000 0 0
Home Depot Inc COM 437076102 41,688 223,278 SH   SOLE None 223,278 0 0
Intuit COM 461202103 495,896 2,156,069 SH   SOLE None 2,156,069 0 0
Martin Marietta Matls Inc COM 573284106 51,686 273,141 SH   SOLE None 273,141 0 0
Microsoft Corp COM 594918104 729,368 4,624,744 SH   SOLE None 4,624,744 0 0
Sherwin Williams Co COM 824348106 139,198 302,920 SH   SOLE None 302,920 0 0
Texas Instrs Inc COM 882508104 107,746 1,078,214 SH   SOLE None 1,078,214 0 0
Thermo Fisher Scientific Inc COM 883556102 214,479 756,273 SH   SOLE None 756,273 0 0
Union Pac Corp COM 907818108 64,176 455,021 SH   SOLE None 455,021 0 0
Intercontinental Exchange In COM 45866F104 149,959 1,857,081 SH   SOLE None 1,857,081 0 0
Waste Connections Inc COM 94106B101 282,528 3,645,521 SH   SOLE None 3,645,521 0 0
Alphabet Inc CAP STK CL C 02079K107 289,469 248,939 SH   SOLE None 248,939 0 0
Cooper Cos Inc COM NEW 216648402 61,405 222,748 SH   SOLE None 222,748 0 0
Schwab Charles Corp COM 808513105 194,860 5,795,969 SH   SOLE None 5,795,969 0 0
EOG Res Inc COM 26875P101 173,262 4,823,542 SH   SOLE None 4,823,542 0 0
Fidelity Natl Information SV COM 31620M106 484,944 3,986,715 SH   SOLE None 3,986,715 0 0
Air Prods & Chems Inc COM 009158106 503,017 2,520,000 SH   SOLE None 2,520,000 0 0
Autodesk Inc COM 052769106 10,377 66,477 SH   SOLE None 66,477 0 0
Marsh & Mclennan Cos Inc COM 571748102 234,916 2,717,050 SH   SOLE None 2,717,050 0 0
Prosperity Bancshares Inc COM 743606105 61,587 1,276,415 SH   SOLE None 1,276,415 0 0
Deere & Co COM 244199105 192,674 1,394,572 SH   SOLE None 1,394,572 0 0
Nasdaq Inc COM 631103108 198,482 2,090,384 SH   SOLE None 2,090,384 0 0
Agilent Technologies Inc COM 00846U101 322,290 4,500,000 SH   SOLE None 4,500,000 0 0
Agnico Eagle Mines Ltd COM 008474108 108,484 2,726,424 SH   SOLE None 2,726,424 0 0
Analog Devices Inc COM 032654105 79,636 888,294 SH   SOLE None 888,294 0 0
TE Connectivity Ltd REG SHS H84989104 83,638 1,328,015 SH   SOLE None 1,328,015 0 0
T Mobile US Inc COM 872590104 525,876 6,267,890 SH   SOLE None 6,267,890 0 0
Alcon Inc ORD SHS H01301128 130,862 2,575,000 SH   SOLE None 2,575,000 0 0
ICU Med Inc COM 44930G107 90,797 450,000 SH   SOLE None 450,000 0 0
Transunion COM 89400J107 87,689 1,325,000 SH   SOLE None 1,325,000 0 0
Anthem Inc COM 036752103 56,760 250,000 SH   SOLE None 250,000 0 0
Cintas Corp COM 172908105 44,199 255,160 SH   SOLE None 255,160 0 0
Idex Corp COM 45167R104 63,531 460,000 SH   SOLE None 460,000 0 0
Jacobs Engr Group Inc COM 469814107 136,741 1,725,000 SH   SOLE None 1,725,000 0 0
Mcdonalds Corp COM 580135101 138,894 840,000 SH   SOLE None 840,000 0 0
Unitedhealth Group Inc COM 91324P102 243,146 975,000 SH   SOLE None 975,000 0 0
Activison Blizzard Inc COM 00507V109 187,148 3,146,398 SH   SOLE None 3,146,398 0 0
Amazon Com Inc COM 023135106 236,719 121,412 SH   SOLE None 121,412 0 0
AON PLC SHS CLA A G0408V102 87,624 530,928 SH   SOLE None 530,928 0 0
Keysight Technologies Inc COM 49338L103 28,020 334,847 SH   SOLE None 334,847 0 0
Mastercard Inc CL A 57636Q104 169,092 700,000 SH   SOLE None 700,000 0 0
S&P Global Inc COM 78409V104 58,592 239,102 SH   SOLE None 239,102 0 0