Mawer Investment Management Ltd. - Stock Holdings in 13F Filings (SEC)

Updated on March 15, 2026.

Based on 13F Filings filed with the SEC on February 10, 2026, for the 2025 Q4 period, Mawer Investment Management Ltd. held in its portfolio 125 assets valued at $17,850,594,669 (i.e. $17.85B).

The most valuable assets in the portfolio included: MICROSOFT CORP ($1.27B), ALPHABET INC ($1.15B), and AMAZON COM INC ($939.43M).

The chart below shows the top 10 valuable assets, and the table below shows the top 125 valuable assets.

You can see similar for other investment managers.

Related Topics: SEC Topic List.
Data Source: SEC.
Top Valuable Stocks in Mawer Investment Management Ltd. Portfolio
MICROSOFT CORP
ALPHABET INC
AMAZON COM INC
MARSH & MCLENNAN COS INC
VISA INC
AMPHENOL CORP NEW
BOOKING HOLDINGS INC
SHELL PLC
AON PLC
WATERS CORP
Mawer Investment Management Ltd. - Stock Holdings in 13F Filings (SEC)
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Name of Issuer No. of Shares Value ($) Class
MICROSOFT CORP 2626566 1270259849 COM
ALPHABET INC 3669059 1151350714 CAP STK CL C
AMAZON COM INC 4069955 939427013 COM
MARSH & MCLENNAN COS INC 3905686 724582867 COM
VISA INC 2035207 713767447 COM CL A
AMPHENOL CORP NEW 5085546 687260686 CL A
BOOKING HOLDINGS INC 112205 600894803 COM
SHELL PLC 8075089 593357540 SPON ADS
AON PLC 1477693 521448306 SHS CL A
WATERS CORP 1298752 493304972 COM
NORTHROP GRUMMAN CORP 846131 482472358 COM
AERCAP HOLDINGS NV 3272935 470517136 SHS
WELLS FARGO CO NEW 4876127 454455036 COM
META PLATFORMS INC 688205 454277238 CL A
BERKSHIRE HATHAWAY INC DEL 587 443067600 CL A
FTI CONSULTING INC 2305748 393890931 COM
INTERCONTINENTAL EXCHANGE IN 2430848 393700142 COM
JPMORGAN CHASE & CO. 1015553 327231488 COM
CME GROUP INC 1140499 311447467 COM
MASTERCARD INCORPORATED 463159 264408210 CL A
APTARGROUP INC 2057224 250899039 COM
CDW CORP 1786808 243363250 COM
MEDPACE HLDGS INC 407302 228761168 COM
CENCORA INC 618284 208825421 COM
OSI SYSTEMS INC 803602 204966726 COM
UBER TECHNOLOGIES INC 2503682 204575856 COM
CORPAY INC 630173 189637961 COM SHS
FERGUSON ENTERPRISES INC 846921 188550022 COMMON STOCK NEW
DEERE & CO 382487 178074473 COM
MARTIN MARIETTA MATLS INC 264946 164971276 COM
GALLAGHER ARTHUR J & CO 613031 158646292 COM
ABBOTT LABS 1245467 156044560 COM
SOUTHERN CO 1767773 154149806 COM
SPROTT INC 1515002 148348996 COM NEW
TENCENT MUSIC ENTMT GROUP 7808297 136879446 SPON ADS
BWX TECHNOLOGIES INC 772693 133552258 COM
CACI INTL INC 246257 131208192 CL A
PROCTER AND GAMBLE CO 896693 128505074 COM
VERIZON COMMUNICATIONS INC 2984875 121573959 COM
HDFC BANK LTD 3187295 116463759 SPONSORED ADS
AMERICAN ELEC PWR CO INC 976788 112633424 COM
S&P GLOBAL INC 206095 107703186 COM
BECTON DICKINSON & CO 543136 105406404 COM
ACCENTURE PLC IRELAND 354552 95126302 SHS CLASS A
AIRBNB INC 667850 90640602 COM CL A
JOHNSON & JOHNSON 415882 86066780 COM
DANAHER CORPORATION 370579 84832945 COM
ESQUIRE FINL HLDGS INC 800465 81703463 COM
TEXAS INSTRS INC 456844 79257866 COM
NETEASE INC 559896 77052888 SPONSORED ADS
NU HLDGS LTD 4585720 76764953 ORD SHS CL A
ITT INC 422740 73349617 COM
ELEVANCE HEALTH INC FORMERLY 207095 72597152 COM
BARRETT BUSINESS SVCS INC 1964053 71118359 COM
BIO RAD LABS INC 233946 70883299 CL A
NIKE INC 1070117 68177154 CL B
NVIDIA CORPORATION 356928 66567072 COM
ABBVIE INC 261398 59726829 COM
AAON INC 766207 58423284 COM PAR $0.004
TRADEWEB MKTS INC 531171 57122129 CL A
VERISK ANALYTICS INC 255201 57085912 COM
TAIWAN SEMICONDUCTOR MFG LTD 186670 56727146 SPONSORED ADS
NOVANTA INC 457160 54397468 COM
UNITEDHEALTH GROUP INC 145241 47945507 COM
INSPERITY INC 1200192 46471434 COM
COGNEX CORP 1282831 46156259 COM
VALVOLINE INC 1547060 44957564 COM
HERSHEY CO 246199 44803294 COM
ZOETIS INC 354445 44596270 CL A
SHERWIN WILLIAMS CO 133748 43338364 COM
AMETEK INC 201078 41283324 COM
DONNELLEY FINL SOLUTIONS INC 859565 40133090 COM
BORGWARNER INC 874457 39403032 COM
INTERACTIVE BROKERS GROUP IN 429818 27641596 COM CL A
BERKSHIRE HATHAWAY INC DEL 54833 27561807 CL B NEW
MCCORMICK & CO INC 400074 27249040 COM NON VTG
RYAN SPECIALTY HOLDINGS INC 525172 27114630 CL A
KKR & CO INC 206248 26292495 COM
SHARKNINJA INC 216701 24248842 COM SHS
PATHWARD FINANCIAL INC 310623 22054233 COM
ENSIGN GROUP INC 126186 21981601 COM
ATOUR LIFESTYLE HLDGS LTD 479543 18893994 SPONSORED ADS
LPL FINL HLDGS INC 49606 17717775 COM
RESMED INC 72954 17572430 COM
KINSALE CAP GROUP INC 34580 13524930 COM
RB GLOBAL INC 121299 12478028 COM
KLA CORP 9587 11648972 COM NEW
DORMAN PRODS INC 91249 11240964 COM
OPENLANE INC 372320 11087690 COM
WAYSTAR HLDG CORP 337732 11060723 COM
SHIFT4 PMTS INC 169872 10696840 CL A
CARLISLE COS INC 32310 10334677 COM
MURPHY USA INC 25365 10235285 COM
SANDISK CORP 42908 10185501 COM
LYFT INC 508078 9841471 CL A COM
ADVANCED DRAIN SYS INC DEL 65373 9467972 COM
MEDLINE INC 225000 9450000 COM CL A
WARNER MUSIC GROUP CORP 295041 9048907 COM CL A
SPROUTS FMRS MKT INC 97119 7737471 COM
VITAL FARMS INC 216077 6901499 COM
INTERPARFUMS INC 76881 6521815 COM
COMFORT SYS USA INC 6497 6063585 COM
ALPHABET INC 19052 5963276 CAP STK CL A
OREILLY AUTOMOTIVE INC 63620 5802780 COM
EURONET WORLDWIDE INC 75374 5736715 COM
KASPI KZ JSC 72791 5687161 SPONSORED ADS
CBIZ INC 97223 4904900 COM
ISHARES TR 107855 4743463 MSCI UK ETF NEW
MCEWEN INC. 249981 4627148 COM NEW
CSW INDUSTRIALS INC 15173 4453731 COM
BOSTON SCIENTIFIC CORP 46199 4405075 COM
PDD HOLDINGS INC 34390 3899482 SPONSORED ADS
VANECK ETF TRUST 36020 3730231 MRNGSTR WDE MOAT
LEGENCE CORP 85338 3672948 CL A
BLOCK INC 47043 3062029 CL A
OLD DOMINION FREIGHT LINE IN 19484 3055091 COM
BURFORD CAP LTD 249181 2222695 ORD SHS
SELECT SECTOR SPDR TR 10855 1680354 STATE STREET HEA
VERTIV HOLDINGS CO 9143 1481257 COM CL A
ISHARES TR 16980 1136302 US CONSM STAPLES
APPLE INC 3921 1065963 COM
SEA LTD 8123 1036251 SPONSORD ADS
VANGUARD INDEX FDS 1657 293902 MCAP VL IDXVIP
ROYAL BK CDA 1495 254883 COM
ELI LILLY & CO 235 252550 COM