| Category | Amount | Net Investment Income | Adjusted Net Income | Disbursements for Charitable Purposes |
|---|---|---|---|---|
| ACCOUNTING FEES | 12,500 | 0 | 0 | 12,950 |
| Name of Stock | End of Year Book Value | End of Year Fair Market Value |
|---|---|---|
| AFFILIATED MANAGERS GROUP INC | 0 | 0 |
| AMPHENOL CORP CL A | 904,072 | 904,072 |
| CHECKPOINT SOFTWARE TECHNOLOGI | 954,128 | 954,128 |
| EOG RESOURCES INC | 812,889 | 812,889 |
| EXPRESS SCRIPTS HOLDING CO | 0 | 0 |
| FASTENAL CO | 638,760 | 638,760 |
| GILEAD SCIENCES INC | 533,134 | 533,134 |
| IDEXX LABORATORIES CORP | 1,436,649 | 1,436,649 |
| OREILLY AUTOMOTIVE INC | 0 | 0 |
| PAYCHEX INC | 786,960 | 786,960 |
| PERRIGO CO PLC | 0 | 0 |
| PHILIP MORRIS INTERNATIONAL IN | 477,240 | 477,240 |
| PRAXAIR INC | 625,040 | 625,040 |
| BOOKING HOLDINGS INC | 811,934 | 811,934 |
| RED HAT INC | 1,218,150 | 1,218,150 |
| SCHLUMBERGER LTD | 0 | 0 |
| VF CORP | 0 | 0 |
| VISA INC CL A | 1,359,488 | 1,359,488 |
| WW GRAINGER INC | 0 | 0 |
| WEX INC | 826,307 | 826,307 |
| ZOETIS INC CL A | 945,810 | 945,810 |
| ADOBE SYS INC | 1,395,968 | 1,395,968 |
| ALPHABET INC CL A | 137,500 | 137,500 |
| ALPHABET INC CL C | 896,202 | 896,202 |
| AMERICAN TOWER CORP | 601,910 | 601,910 |
| COSTAR GROUP INC | 762,440 | 762,440 |
| TRACTOR SUPPLY CO | 0 | 0 |
| WATSCO INC | 809,688 | 809,688 |
| ALLERGAN PLC | 0 | 0 |
| GUIDEWIRE SOFTWARE INC | 724,152 | 724,152 |
| COOPER COS INC | 407,358 | 407,358 |
| DANAHER CORP | 297,840 | 297,840 |
| FORTIVE CORP | 218,070 | 218,070 |
| INTERNATIONAL EXCHANGE INC | 212,670 | 212,670 |
| PROGRESSIVE CORP | 620,900 | 620,900 |
| RAYTHEON COMPANY | 565,650 | 565,650 |
| STARBUCKS | 442,026 | 442,026 |
| ULTIMATE SOFTWARE CORP | 589,837 | 589,837 |
| UNITEDHEALTH GROUP INC | 362,265 | 362,265 |
| VEEVA SYSTEMS INC | 456,424 | 456,424 |
| VERISK ANALYTICS INC | 111,552 | 111,552 |
| Category/ Item | Listed at Cost or FMV | Book Value | End of Year Fair Market Value |
|---|---|---|---|
| WILLIAM BLAIR FUNDS - INTL GRWTH FD | 0 | 0 | |
| WILLIAM BLAIR FUNDS - BOND FD | 3,111 | 3,111 | |
| BERWYN INCOME FUND | 252,803 | 252,803 | |
| DFA INTERNATIONAL CORE | 1,234,704 | 1,234,704 | |
| VANGUARD FTSE ALL - WORLD | 1,259,365 | 1,259,365 | |
| VANGUARD S-T INVESTMENT GRADE | 297,952 | 297,952 |
| Category | Amount | Net Investment Income | Adjusted Net Income | Disbursements for Charitable Purposes |
|---|---|---|---|---|
| LEGAL FEES | 4,287 | 0 | 0 | 1,868 |
| Description | Beginning of Year - Book Value | End of Year - Book Value | End of Year - Fair Market Value |
|---|---|---|---|
| ACCRUED INVESTMENT INCOME | 15,235 | 4,513 | 4,513 |
| Description | Revenue and Expenses per Books | Net Investment Income | Adjusted Net Income | Disbursements for Charitable Purposes |
|---|---|---|---|---|
| STATE REGISTRATION FEES | 15 | 0 | 0 | 15 |
| BANK FEES | 34 | 0 | 0 | 34 |
| Description | Amount |
|---|---|
| UNREALIZED GAIN ON INVESTMENTS | 2,651,489 |
| Description | Beginning of Year - Book Value | End of Year - Book Value |
|---|---|---|
| EXCISE TAXES PAYABLE | 0 | 3,343 |
| Category | Amount | Net Investment Income | Adjusted Net Income | Disbursements for Charitable Purposes |
|---|---|---|---|---|
| INVESTMENT MANAGEMENT FEES | 100,967 | 100,967 | 0 | 0 |
| Category | Amount | Net Investment Income | Adjusted Net Income | Disbursements for Charitable Purposes |
|---|---|---|---|---|
| FEDERAL EXCISE TAXES | 16,697 | 0 | 0 | 0 |