Location: Baltimore, MD
CIK: 0000934999 · Show all filings
Period: Q1 2020 (← Previous) (Next →)
Filing Date: May 15, 2020
Total Value: $5.186B (100.0% shares, 0.0% debt)
| Ticker | Issuer | Shares | Value | % | Est. Cost | Unrealized | Class | CUSIP |
|---|---|---|---|---|---|---|---|---|
| — | ANSYS INC | 937,783 | $218M | 4.2% | — | — | COM | 03662Q105 |
| MKL | MARKEL CORP HLDG CO | 203,671 | $189M | 3.6% | — | — | COM | 570535104 |
| V | VISA INC CL A | 1,163,971 | $188M | 3.6% | — | — | COM | 92826C839 |
| WCN | WASTE CONNECTIONS INC | 2,290,893 | $178M | 3.4% | — | — | COM | 94106B101 |
| ILMN | ILLUMINA INC | 644,637 | $176M | 3.4% | — | — | COM | 452327109 |
| ECL | ECOLAB INC | 1,127,572 | $176M | 3.4% | — | — | COM | 278865100 |
| VRSK | VERISK ANALYTICS INC | 1,227,058 | $171M | 3.3% | — | — | COM | 92345Y106 |
| ROP | ROPER TECHNOLOGIES INC | 545,776 | $170M | 3.3% | — | — | COM | 776696106 |
| MCO | MOODYS CORP | 781,527 | $165M | 3.2% | — | — | COM | 615369105 |
| BL | BLACKLINE INC | 3,028,196 | $159M | 3.1% | — | — | COM | 09239B109 |
| VMC | VULCAN MATERIALS CO | 1,462,659 | $158M | 3.0% | — | — | COM | 929160109 |
| ISRG | INTUITIVE SURGICAL INC | 304,114 | $151M | 2.9% | — | — | COM | 46120E602 |
| TECH | BIO-TECHNE CORP | 792,611 | $150M | 2.9% | — | — | COM | 09073M104 |
| FAST | FASTENAL CO | 4,182,102 | $131M | 2.5% | — | — | COM | 311900104 |
| AMZN | AMAZON.COM INC | 65,514 | $128M | 2.5% | — | — | COM | 023135106 |
| TYL | TYLER TECHNOLOGIES INC | 426,347 | $126M | 2.4% | — | — | COM | 902252105 |
| CSGP | COSTAR GROUP INC | 212,342 | $125M | 2.4% | — | — | COM | 22160N109 |
| SPGI | S & P GLOBAL INC | 502,661 | $123M | 2.4% | — | — | COM | 78409V104 |
| MA | MASTERCARD INC-CLASS A | 495,910 | $120M | 2.3% | — | — | COM | 57636Q104 |
| GOOG | ALPHABET INC CLASS C | 102,982 | $120M | 2.3% | — | — | COM | 02079K107 |
| AMT | AMERICAN TOWER CORP | 543,940 | $118M | 2.3% | — | — | COM | 03027X100 |
| TFX | TELEFLEX INC COM | 365,673 | $107M | 2.1% | — | — | COM | 879369106 |
| TDG | TRANSDIGM GROUP INC | 320,716 | $103M | 2.0% | — | — | COM | 893641100 |
| DHR | DANAHER CORP | 736,740 | $102M | 2.0% | — | — | COM | 235851102 |
| — | PROS HOLDINGS INC | 3,214,146 | $99.73M | 1.9% | — | — | COM | 74346Y103 |
| CABO | CABLE ONE INC COM | 56,798 | $93.38M | 1.8% | — | — | COM | 12685J105 |
| TMO | THERMO FISHER SCIENTIFIC INC | 327,419 | $92.86M | 1.8% | — | — | COM | 883556102 |
| — | BLACK KNIGHT INC | 1,594,460 | $92.57M | 1.8% | — | — | COM | 09215C105 |
| CBRE | CBRE GROUP INC | 2,435,770 | $91.85M | 1.8% | — | — | COM | 12504L109 |
| SBAC | SBA COMMUNICATIONS CORP CL A | 339,630 | $91.69M | 1.8% | — | — | COM | 78410G104 |
| — | QUALYS INC COM | 1,031,085 | $89.69M | 1.7% | — | — | COM | 74758t303 |
| KMX | CARMAX INC | 1,499,570 | $80.72M | 1.6% | — | — | COM | 143130102 |
| OKTA | OKTA, INC | 589,982 | $72.13M | 1.4% | — | — | COM | 679295105 |
| — | ENVESTNET INC | 1,288,081 | $69.27M | 1.3% | — | — | COM | 29404K106 |
| AZTA | BROOKS AUTOMATION INC | 1,942,841 | $59.26M | 1.1% | — | — | COM | 114340102 |
| VEEV | VEEVA SYSTEMS, INC. | 348,027 | $54.42M | 1.0% | — | — | COM | 922475108 |
| HEI/A | HEICO CORP CL A | 790,198 | $50.49M | 1.0% | — | — | COM | 422806208 |
| — | IDEXX LABS INC | 154,751 | $37.49M | 0.7% | — | — | COM | 45168d104 |
| — | ATLASSIAN CORPORATION PLC | 230,501 | $31.64M | 0.6% | — | — | COM | G06242104 |
| DG | DOLLAR GENERAL CORP | 181,558 | $27.42M | 0.5% | — | — | COM | 256677105 |
| TWLO | TWILIO INC. | 275,310 | $24.64M | 0.5% | — | — | COM | 90138F102 |
| QCOM | QUALCOMM INC | 312,905 | $21.17M | 0.4% | — | — | COM | 747525103 |
| ODFL | OLD DOMINION FGHT LINES INC CO | 139,831 | $18.35M | 0.4% | — | — | COM | 679580100 |
| MSFT | MICROSOFT CORP | 110,323 | $17.4M | 0.3% | — | — | COM | 594918104 |
| PG | PROCTER & GAMBLE CO | 144,989 | $15.95M | 0.3% | — | — | COM | 742718109 |
| INTC | INTEL CORP | 265,667 | $14.38M | 0.3% | — | — | COM | 458140100 |
| — | COUPA SOFTWARE | 100,566 | $14.05M | 0.3% | — | — | COM | 22266l106 |
| — | O REILLY AUTOMOTIVE | 44,752 | $13.47M | 0.3% | — | — | COM | 67103h107 |
| KIDS | ORTHOPEDIATRICS CORP | 306,715 | $12.16M | 0.2% | — | — | COM | 68752L100 |
| MAR | MARRIOTT INTERNATIONAL INC | 156,030 | $11.67M | 0.2% | — | — | COM | 571903202 |
| JNJ | JOHNSON AND JOHNSON COM | 86,319 | $11.32M | 0.2% | — | — | COM | 478160104 |
| PLOW | DOUGLAS DYNAMICS INC | 289,529 | $10.28M | 0.2% | — | — | COM | 25960R105 |
| TDOC | TELADOC INC | 65,141 | $10.1M | 0.2% | — | — | COM | 87918A105 |
| MLAB | MESA LABS INC | 41,992 | $9.494M | 0.2% | — | — | COM | 59064R109 |
| HLNE | HAMILTON LANE INC | 167,114 | $9.243M | 0.2% | — | — | COM | 407497106 |
| TREX | TREX COMPANY, INC. | 112,873 | $9.046M | 0.2% | — | — | COM | 89531P105 |
| SITE | SITEONE LANDSCAPE SUPPLY, INC. | 122,252 | $9M | 0.2% | — | — | COM | 82982L103 |
| TROW | PRICE T ROWE GROUP INC | 91,643 | $8.949M | 0.2% | — | — | COM | 74144T108 |
| GWRE | GUIDEWIRE SOFTWARE INC | 111,992 | $8.882M | 0.2% | — | — | COM | 40171V100 |
| CCOI | COGENT COMMUNICATIONS | 108,103 | $8.861M | 0.2% | — | — | COM | 19239V302 |
| — | NOVANTA INC COM NPV | 110,813 | $8.852M | 0.2% | — | — | COM | 67000b104 |
| — | CROWN CASTLE REIT INC | 56,602 | $8.173M | 0.2% | — | — | COM | 22822v101 |
| AAPL | APPLE INC | 29,732 | $7.561M | 0.1% | — | — | COM | 037833100 |
| — | CONSTELLATION SOFTWR F | 8,145 | $7.399M | 0.1% | — | — | COM | 21037x100 |
| BRK/B | BERKSHIRE HATHAWAY INC CL B | 37,735 | $6.899M | 0.1% | — | — | COM | 084670702 |
| MNRO | MONRO INC | 150,332 | $6.586M | 0.1% | — | — | COM | 610236101 |
| — | EVO PAYMENTS INC | 393,289 | $6.017M | 0.1% | — | — | COM | 26927e104 |
| — | IAA INC. | 200,437 | $6.005M | 0.1% | — | — | COM | 449253103 |
| BFAM | BRIGHT HORIZONS FAM SOL IN DEL | 56,905 | $5.804M | 0.1% | — | — | COM | 109194100 |
| TRUP | TRUPANION, INC. | 213,104 | $5.547M | 0.1% | — | — | COM | 898202106 |
| FISV | FISERV INC | 58,360 | $5.544M | 0.1% | — | — | COM | 337738108 |
| DSGX | THE DESCARTES SYSTEMS GROUP IN | 154,545 | $5.315M | 0.1% | — | — | COM | 249906108 |
| FND | FLOOR & DECOR HOLDINGS, INC. | 163,462 | $5.245M | 0.1% | — | — | COM | 339750101 |
| JBTM | JOHN BEAN TECHNOLOGIES | 70,036 | $5.202M | 0.1% | — | — | COM | 477839104 |
| EXPO | EXPONENT INC | 68,732 | $4.943M | 0.1% | — | — | COM | 30214U102 |
| VOO | VANGUARD S&P 500 ETF | 19,447 | $4.605M | 0.1% | — | — | ETFS | 922908363 |
| — | ATRION CORPORATION | 6,584 | $4.28M | 0.1% | — | — | COM | 049904105 |
| — | MERCK & CO. INC. | 54,502 | $4.193M | 0.1% | — | — | COM | 58933y105 |
| — | J P MORGAN CHASE & CO | 43,466 | $3.913M | 0.1% | — | — | COM | 46625h100 |
| EVTC | EVERTEC INC | 170,625 | $3.878M | 0.1% | — | — | COM | 30040P103 |
| CVGW | CALAVO GROWERS INC | 65,355 | $3.77M | 0.1% | — | — | COM | 128246105 |
| — | HELIOS TECHNOLOGIES ORD SHS | 99,281 | $3.765M | 0.1% | — | — | COM | 42328h109 |
| WSO | WATSCO INC | 22,929 | $3.623M | 0.1% | — | — | COM | 942622200 |
| WDFC | WD-40 COMPANY | 17,605 | $3.536M | 0.1% | — | — | COM | 929236107 |
| W | WAYFAIR | 65,792 | $3.516M | 0.1% | — | — | COM | 94419L101 |
| LYV | LIVE NATION | 69,551 | $3.162M | 0.1% | — | — | COM | 538034109 |
| PAYX | PAYCHEX INC | 48,080 | $3.025M | 0.1% | — | — | COM | 704326107 |
| IEX | IDEX CORP | 21,595 | $2.982M | 0.1% | — | — | COM | 45167R104 |
| MIDD | MIDDLEBY CORP | 50,053 | $2.847M | 0.1% | — | — | COM | 596278101 |
| LOW | LOWE'S COMPANIES INC | 33,050 | $2.844M | 0.1% | — | — | COM | 548661107 |
| LMAT | LEMAITRE VASCULAR | 112,441 | $2.802M | 0.1% | — | — | COM | 525558201 |
| RGEN | REPLIGEN CORPORATION | 27,848 | $2.688M | 0.1% | — | — | COM | 759916109 |
| VEU | VANGUARD FTSE ALL WORLD EX US | 64,974 | $2.665M | 0.1% | — | — | ETFS | 922042775 |
| LFUS | LITTELFUSE INC | 19,801 | $2.642M | 0.1% | — | — | COM | 537008104 |
| — | CANTEL MEDICAL CORP | 68,980 | $2.476M | 0.0% | — | — | COM | 138098108 |
| — | CISCO SYSTEMS INC | 61,992 | $2.437M | 0.0% | — | — | COM | 17275r102 |
| — | COMCAST CORP NEW CL A | 70,201 | $2.414M | 0.0% | — | — | COM | 20030n101 |
| NSC | NORFOLK SOUTHERN CO | 15,853 | $2.315M | 0.0% | — | — | COM | 655844108 |
| OSW | ONESPAWORLD HOLDINGS LTD | 568,924 | $2.31M | 0.0% | — | — | COM | P73684113 |
| — | EDWARDS LIFESCIENCES | 11,366 | $2.144M | 0.0% | — | — | COM | 28176e108 |
| — | UNITEDHEALTH GRP INC | 8,089 | $2.017M | 0.0% | — | — | COM | 91324p102 |
| — | KANSAS CITY SOUTHERN COM NEW | 15,185 | $1.931M | 0.0% | — | — | COM | 485170302 |
| BRK/A | BERKSHIRE HATHAWAY INC DELAWA | 7 | $1.904M | 0.0% | — | — | COM | 084670108 |
| ADP | AUTO DATA PROCESSING | 13,880 | $1.897M | 0.0% | — | — | COM | 053015103 |
| PFE | PFIZER INC | 57,679 | $1.883M | 0.0% | — | — | COM | 717081103 |
| — | KEYSIGHT TECHNOLOGIES INC | 21,803 | $1.824M | 0.0% | — | — | COM | 49338l103 |
| — | DISCOVER FINANCIAL SERVICES | 51,098 | $1.823M | 0.0% | — | — | COM | 254709108 |
| MKC | MCCORMICK & CO INC COM NON VTG | 12,567 | $1.775M | 0.0% | — | — | COM | 579780206 |
| KO | COCA COLA COM | 38,884 | $1.721M | 0.0% | — | — | COM | 191216100 |
| WAB | WABTEC | 32,410 | $1.56M | 0.0% | — | — | COM | 929740108 |
| CNI | CANADIAN NATL RAILWY F | 20,000 | $1.553M | 0.0% | — | — | COM | 136375102 |
| WFC | WELLS FARGO BK N A | 54,082 | $1.552M | 0.0% | — | — | COM | 949746101 |
| — | ALPHABET INC. CLASS A | 1,324 | $1.538M | 0.0% | — | — | COM | 02079k305 |
| PEP | PEPSICO INC | 12,298 | $1.477M | 0.0% | — | — | COM | 713448108 |
| TRMB | TRIMBLE INC | 46,124 | $1.468M | 0.0% | — | — | COM | 896239100 |
| COF | CAPITAL ONE FINL CORP COM | 25,891 | $1.305M | 0.0% | — | — | COM | 14040H105 |
| MHK | MOHAWK INDUSTRIES | 15,610 | $1.19M | 0.0% | — | — | COM | 608190104 |
| — | LABORATORY CORP AMER HLDGS COM | 9,384 | $1.186M | 0.0% | — | — | COM | 50540R409 |
| ABT | ABBOTT LABORATORIES | 14,459 | $1.141M | 0.0% | — | — | COM | 002824100 |
| — | HEALTHPEAK PPTYS INC | 47,254 | $1.127M | 0.0% | — | — | COM | 42250p103 |
| VIG | VANGUARD DIVIDEND APPREC | 10,858 | $1.123M | 0.0% | — | — | ETFS | 921908844 |
| WRB | BERKLEY W R CORP | 20,626 | $1.076M | 0.0% | — | — | COM | 084423102 |
| VNQ | VANGUARD REIT ETF | 15,160 | $1.059M | 0.0% | — | — | ETFS | 922908553 |
| FTNT | FORTINET INC COM | 10,263 | $1.038M | 0.0% | — | — | COM | 34959E109 |
| AMGN | AMGEN INC. | 4,836 | $980K | 0.0% | — | — | COM | 031162100 |
| — | NUTRIEN LTD | 27,855 | $945K | 0.0% | — | — | COM | 67077m108 |
| LLY | LILLY ELI & CO | 6,711 | $931K | 0.0% | — | — | COM | 532457108 |
| — | 3M COMPANY | 6,680 | $912K | 0.0% | — | — | COM | 88579y101 |
| IJH | ISHARES CORE S&P MID CAP ETF | 6,334 | $911K | 0.0% | — | — | ETFS | 464287507 |
| — | EXXON MOBIL CORP | 22,605 | $858K | 0.0% | — | — | COM | 30231g102 |
| USB | U S BANCORP | 24,849 | $856K | 0.0% | — | — | COM | 902973304 |
| NEOG | NEOGEN CORP COM | 12,400 | $831K | 0.0% | — | — | COM | 640491106 |
| — | VERIZON COMMUNICATN | 15,456 | $830K | 0.0% | — | — | COM | 92343v104 |
| CL | COLGATE-PALMOLIVE CO | 11,800 | $783K | 0.0% | — | — | COM | 194162103 |
| — | ABBVIE INC SHS | 10,063 | $767K | 0.0% | — | — | COM | 00287y109 |
| TSCO | TRACTOR SUPPLY COMP | 9,002 | $761K | 0.0% | — | — | COM | 892356106 |
| HD | HOME DEPOT INC | 3,648 | $681K | 0.0% | — | — | COM | 437076102 |
| VYM | VANGUARD HIGH DIVIDEND YIELD E | 9,517 | $673K | 0.0% | — | — | ETFS | 921946406 |
| NSRGY | NESTLE S A F SPONSORED ADR 1 A | 6,142 | $633K | 0.0% | — | — | COM | 641069406 |
| PNC | PNC FINL SERVICES | 6,563 | $628K | 0.0% | — | — | COM | 693475105 |
| EPD | ENTERPRISE PRODS PART LP | 42,187 | $603K | 0.0% | — | — | COM | 293792107 |
| VWO | VANGUARD FTSE EMERGING MARKETS | 17,836 | $598K | 0.0% | — | — | ETFS | 922042858 |
| MCD | MC DONALDS CORP | 3,470 | $574K | 0.0% | — | — | COM | 580135101 |
| DIS | WALT DISNEY CO | 5,816 | $562K | 0.0% | — | — | COM | 254687106 |
| — | VENTAS INC REIT | 20,339 | $545K | 0.0% | — | — | COM | 92276f100 |
| EFA | ISHARES MSCI EAFE ETF | 10,157 | $543K | 0.0% | — | — | ETFS | 464287465 |
| — | UNITED TECHNOLOGIES CORP. | 5,680 | $536K | 0.0% | — | — | COM | 913017109 |
| IBM | IBM CORP | 4,753 | $527K | 0.0% | — | — | COM | 459200101 |
| — | POOL CORPORATION | 2,648 | $521K | 0.0% | — | — | COM | 73278l105 |
| WMT | WALMART INC | 4,444 | $505K | 0.0% | — | — | COM | 931142103 |
| — | STERIS PLC | 3,451 | $483K | 0.0% | — | — | COM | G8473t100 |
| DDD | 3-D SYS CORP DEL COM NEW | 60,625 | $467K | 0.0% | — | — | COM | 88554D205 |
| — | CHUBB LTD | 4,056 | $453K | 0.0% | — | — | COM | h1467j104 |
| BDX | BECTON DICKINSON&CO | 1,928 | $443K | 0.0% | — | — | COM | 075887109 |
| APD | AIR PROD & CHEMICALS | 2,203 | $440K | 0.0% | — | — | COM | 009158106 |
| SEIC | SEI INVESTMENTS CO | 9,451 | $438K | 0.0% | — | — | COM | 784117103 |
| — | NOVARTIS AG F SPONSORED ADR 1 | 5,150 | $425K | 0.0% | — | — | COM | 66987v109 |
| TFC | TRUIST FINANCIAL ORD SHS | 12,818 | $395K | 0.0% | — | — | COM | 89832Q109 |
| CI | CIGNA CORP | 2,179 | $386K | 0.0% | — | — | COM | 125523100 |
| AOS | SMITH A O | 9,467 | $358K | 0.0% | — | — | COM | 831865209 |
| HON | HONEYWELL INTL INC | 2,655 | $355K | 0.0% | — | — | COM | 438516106 |
| — | DUKE REALTY CORP REIT | 10,950 | $355K | 0.0% | — | — | COM | 264411505 |
| IJR | ISHARES CORE S&P SMALL CAP ETF | 6,199 | $348K | 0.0% | — | — | ETFS | 464287804 |
| KMB | KIMBERLY-CLARK CORP | 2,713 | $347K | 0.0% | — | — | COM | 494368103 |
| EMR | EMERSON ELECTRIC CO | 7,271 | $346K | 0.0% | — | — | COM | 291011104 |
| CVX | CHEVRON CORP | 4,747 | $344K | 0.0% | — | — | COM | 166764100 |
| — | M & T BANK CORP | 3,303 | $342K | 0.0% | — | — | COM | 55261f104 |
| VTI | VANGUARD TOTAL STK MKT ETF | 2,615 | $337K | 0.0% | — | — | ETFS | 922908769 |
| VO | VANGUARD MID CAP ETF | 2,533 | $333K | 0.0% | — | — | ETFS | 922908629 |
| — | FACEBOOK INC CLASS | 1,942 | $324K | 0.0% | — | — | COM | 30303m102 |
| ED | CONSOLIDATED EDISON INC COM | 4,053 | $316K | 0.0% | — | — | COM | 209115104 |
| ITW | ILLINOIS TOOL WORKS | 2,187 | $311K | 0.0% | — | — | COM | 452308109 |
| — | ACCENTURE PLC F CLASS A | 1,880 | $307K | 0.0% | — | — | COM | g1151c101 |
| — | W.P. CAREY INC. REIT | 5,095 | $296K | 0.0% | — | — | COM | 92936u109 |
| — | GENERAL ELECTRIC CO | 34,737 | $276K | 0.0% | — | — | COM | 369604103 |
| SCI | SERVICE CORP INTL | 7,000 | $274K | 0.0% | — | — | COM | 817565104 |
| DXCM | DEXCOM INC | 1,009 | $272K | 0.0% | — | — | COM | 252131107 |
| BAC | BANK AMER CORP COM | 12,259 | $260K | 0.0% | — | — | COM | 060505104 |
| RPM | RPM INTERNATIONAL INC | 4,175 | $248K | 0.0% | — | — | COM | 749685103 |
| CVS | CVS HEALTH CORP | 4,073 | $242K | 0.0% | — | — | COM | 126650100 |
| UNP | UNION PACIFIC CORP | 1,691 | $238K | 0.0% | — | — | COM | 907818108 |
| PNW | PINNACLE WEST CAP CORP | 3,008 | $228K | 0.0% | — | — | COM | 723484101 |
| — | SPDR GOLD TRUST | 1,533 | $227K | 0.0% | — | — | ETFS | 78463v107 |
| — | EQUITY RESIDENTIAL REIT | 3,662 | $226K | 0.0% | — | — | COM | 29476l107 |
| — | MAGELLAN MIDSTREAM PRTNRS LP C | 6,150 | $224K | 0.0% | — | — | COM | 559080106 |
| UPS | UNITED PARCEL SRVC CLASS B | 2,391 | $223K | 0.0% | — | — | COM | 911312106 |
| GPC | GENUINE PARTS CO | 3,179 | $214K | 0.0% | — | — | COM | 372460105 |
| SO | SOUTHERN COMPANY | 3,949 | $214K | 0.0% | — | — | COM | 842587107 |
| — | COSTCO WHOLESALE CO | 727 | $207K | 0.0% | — | — | COM | 22160k105 |
| — | NEXTERA ENERGY INC SHS | 834 | $201K | 0.0% | — | — | COM | 65339f101 |
| — | GLU MOBILE INC | 12,500 | $79,000 | 0.0% | — | — | COM | 379890106 |
| — | AAC HOLDINGS INC | 182,000 | $42,000 | 0.0% | — | — | COM | 000307108 |
| — | KEYON COMMUNI HOLD INC | 16,667 | $0 | 0.0% | — | — | COM | 493312201 |