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
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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
Abbott Laboratories COM 002824100 103 1,930 SH   DFND 1 1,930 0 0
AbbVie Inc COM 00287Y109 142 1,600 SH   DFND 1 1,600 0 0
Align Technology Inc COM 016255101 1,404 7,538 SH   DFND 1 7,538 0 0
Alleghany Corp COM 017175100 231 417 SH   DFND 1 417 0 0
Alphabet INC-CL A COM 02079K305 35,743 36,714 SH   DFND 1 36,714 0 0
Alphabet INC-CL C COM 02079K107 38,369 40,024 SH   DFND 1 40,024 0 0
Altria Group Inc COM 02209S103 4,057 63,980 SH   DFND 1 63,980 0 0
Amazon.com Inc COM 023135106 77 80 SH   DFND 1 80 0 0
American Express Co COM 025816109 136 1,500 SH   DFND 1 1,500 0 0
Amgen Inc COM 031162100 97 520 SH   DFND 1 520 0 0
Anadarko Petroleum Corp COM 032511107 176 3,600 SH   DFND 1 3,600 0 0
Apple Inc COM 037833100 920 5,972 SH   DFND 1 5,972 0 0
Ball Corp COM 058498106 5 114 SH   DFND 1 114 0 0
Bank of New York Mellon Corp/The COM 064058100 869 16,387 SH   DFND 1 16,387 0 0
Berkshire Hathaway Inc Cl B CL B NEW 084670702 59,924 327,123 SH   DFND 1 327,123 0 0
CarMax Inc COM 143130102 114 1,500 SH   DFND 1 1,500 0 0
Coca-Cola Co/The COM 191216100 135 3,000 SH   DFND 1 3,000 0 0
Comcast Corp COM USD0.01 CL A COM 20030N101 72,433 1,883,084 SH   DFND 1 1,883,084 0 0
Cognizant Technology Solutions Corp COM 192446102 54,463 750,952 SH   DFND 1 750,952 0 0
Colgate-Palmolive Co COM 194162103 218 3,000 SH   DFND 1 3,000 0 0
Costco Wholesale Corp COM 22160K105 102 620 SH   DFND 1 620 0 0
CVS Caremark Corp COM 126650100 58,116 714,708 SH   DFND 1 714,708 0 0
Dollar General Corp COM 256677105 304 3,750 SH   DFND 1 3,750 0 0
Dr Pepper Snapple Group Inc COM 26138E109 329 3,724 SH   DFND 1 3,724 0 0
eBay Inc COM 278642103 126 3,275 SH   DFND 1 3,275 0 0
Ecolab Inc COM 278865100 91 710 SH   DFND 1 710 0 0
Equinix Inc COM 29444U700 95 212 SH   DFND 1 212 0 0
Exxon Mobil Corp COM 30231G102 216 2,640 SH   DFND 1 2,640 0 0
Facebook Inc COM 30303M102 68 400 SH   DFND 1 400 0 0
Fiserv Inc COM 337738108 1,444 11,200 SH   DFND 1 11,200 0 0
Hershey Co/The COM 427866108 413 3,783 SH   DFND 1 3,783 0 0
Home Depot Inc/The COM 437076102 87 530 SH   DFND 1 530 0 0
Honeywell International Inc COM 438516106 103 725 SH   DFND 1 725 0 0
International Flavors & Fragrances Inc COM 459506101 185 1,294 SH   DFND 1 1,294 0 0
Intuit Inc COM 461202103 423 2,975 SH   DFND 1 2,975 0 0
Johnson & Johnson COM 478160104 459 3,530 SH   DFND 1 3,530 0 0
KeyCorp COM 493267108 505 26,844 SH   DFND 1 26,844 0 0
Laboratory Corp of America Holdings COM 50540R409 42,978 284,698 SH   DFND 1 284,698 0 0
Marsh & McLennan Cos Inc COM 571748102 2,364 28,200 SH   DFND 1 28,200 0 0
Mastercard Inc COM 57636Q104 58,311 413,067 SH   DFND 1 413,067 0 0
Merck & Co Inc COM 58933Y105 141 2,200 SH   DFND 1 2,200 0 0
Microsoft Corp COM 594918104 81,248 1,091,378 SH   DFND 1 1,091,378 0 0
Moody's Corp COM 615369105 3,076 22,100 SH   DFND 1 22,100 0 0
Northern Trust Corp COM 665859104 4,827 52,500 SH   DFND 1 52,500 0 0
Oracle Corp COM 68389X105 39,844 824,495 SH   DFND 1 824,495 0 0
Paychex Inc COM 704326107 1,107 18,463 SH   DFND 1 18,463 0 0
PayPal Holdings Inc COM 70450Y103 248 3,875 SH   DFND 1 3,875 0 0
PepsiCo Inc COM 713448108 107 965 SH   DFND 1 965 0 0
Pfizer Inc COM 717081103 121 3,400 SH   DFND 1 3,400 0 0
Philip Morris International Inc COM 718172109 500 4,500 SH   DFND 1 4,500 0 0
Praxair Inc COM 74005P104 84 600 SH   DFND 1 600 0 0
Principal Financial Group Inc COM 74251V102 339 5,275 SH   DFND 1 5,275 0 0
Procter & Gamble Co/The COM 742718109 35 385 SH   DFND 1 385 0 0
Quest Diagnostics Inc COM 74834L100 122 1,300 SH   DFND 1 1,300 0 0
Symantec Corp COM 871503108 95 2,900 SH   DFND 1 2,900 0 0
Thermo Fisher Scientific Inc COM 883556102 79,454 420,003 SH   DFND 1 420,003 0 0
Union Pacific Corp COM 907818108 493 4,250 SH   DFND 1 4,250 0 0
UnitedHealth Group Inc COM 91324P102 89,388 456,526 SH   DFND 1 456,526 0 0
United Parcel Service Inc COM 911312106 156 1,300 SH   DFND 1 1,300 0 0
United Technologies Corp COM 913017109 565 4,865 SH   DFND 1 4,865 0 0
Verizon Communications Inc COM 92343V104 298 6,027 SH   DFND 1 6,027 0 0
Visa Inc COM 92826C839 182 1,725 SH   DFND 1 1,725 0 0
Walt Disney Co/The COM 254687106 190 1,930 SH   DFND 1 1,930 0 0
Wec Energy Group Inc COM 92939U106 365 5,810 SH   DFND 1 5,810 0 0
Xylem Inc/NY COM 98419M100 481 7,680 SH   DFND 1 7,680 0 0