Top Funds / AVENIR CORP


Peter C. Keefe, James H. Rooney, Charles G. Mackall

2021Q1 Portfolio

SEC 13F Filing

Position #Shares $Value % # vs. 2020Q4 $ vs. 2020Q4
AMERICAN TOWER CORP /MA/ CL A 611,378 $146,156,000 12.64% +2,540 +$9,496,000
MICROSOFT CORP 551,481 $130,023,000 11.24% -1,461 +$7,038,000
MARKEL CORP 84,974 $96,838,000 8.37% +2,866 +$11,996,000
CARMAX INC 435,513 $57,775,000 5.00% -40,691 +$12,793,000
AES CORP 2,149,324 $57,623,000 4.98% -9,613 +$6,888,000
DOLLAR TREE, INC. 499,352 $57,156,000 4.94% +47,926 +$8,384,000
UNIVERSAL DISPLAY CORP \PA\ 210,525 $49,846,000 4.31% -4,404 +$455,000
LOCKHEED MARTIN CORP 127,880 $47,252,000 4.09% +18,385 +$8,383,000
AMAZON COM INC 15,162 $46,912,000 4.06% -14 -$2,515,000
O REILLY AUTOMOTIVE INC 90,559 $45,936,000 3.97% +1,372 +$5,573,000
COPART INC 402,999 $43,770,000 3.78% +10,921 -$6,122,000
Apple Inc. 334,565 $40,867,000 3.53% -1,201 -$3,686,000
Berkshire Hathaway Inc CL B 159,594 $40,771,000 3.53% +2,623 +$4,374,000
BANK OF AMERICA CORP /DE/ 919,091 $35,560,000 3.07% -5,750 +$7,528,000
Mastercard Inc CL A 87,880 $31,290,000 2.71% +2,984 +$987,000
OptimizeRx Corp 638,596 $31,132,000 2.69% -66,160 +$9,172,000
Energy Recovery, Inc. 1,581,836 $29,011,000 2.51% +10,973 +$7,584,000
Colony Capital, Inc. CL A 3,567,242 $23,116,000 2.00% +3,404 +$5,974,000
Walgreens Boots Alliance, Inc. 334,771 $18,379,000 1.59% New +$18,379,000
VISA INC. CL A 82,399 $17,446,000 1.51% -491 -$684,000
TRUPANION, INC. 194,199 $14,800,000 1.28% -71,688 -$17,029,000
BOK FINANCIAL CORP ET AL 134,440 $12,008,000 1.04% No Change +$2,802,000
DUCK CREEK TECHNOLOGIES INC 206,362 $9,315,000 0.81% +10,405 +$830,000
NOVAVAX INC 49,614 $8,996,000 0.78% -9,340 +$2,422,000
Brookfield Infrastructure Partners L.P. LP INT UNIT 124,507 $6,630,000 0.57% +1,097 +$534,000