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Mawer Investment Management Ltd.
Period ended Sep 30, 2026 · Latest filing Nov 6, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Sep 30, 2026: $13,642,587,479
More quarters will appear as history becomes available.
Top holdings
Top 10 at Sep 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- ALPHABET INC · CAP STK CL C · 02079K107 · shares: $791,625,568
- MICROSOFT CORP · COM · 594918104 · shares: $745,172,920
- AMAZON COM INC · COM · 023135106 · shares: $724,981,653
- NVIDIA CORPORATION · COM · 67066G104 · shares: $707,498,859
- SHELL PLC · SPON ADS · 780259305 · shares: $701,074,543
- VISA INC · COM CL A · 92826C839 · shares: $537,956,536
- WATERS CORP · COM · 941848103 · shares: $431,750,765
- CENCORA INC · COM · 03073E105 · shares: $413,025,702
- META PLATFORMS INC · CL A · 30303M102 · shares: $368,255,831
- AMPHENOL CORP · CL A · 032095101 · shares: $351,340,145
Reported holdings
143 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| ALPHABET INC | CAP STK CL C | 02079K107 | — | 2,323,254 shares | $791,625,568 |
| MICROSOFT CORP | COM | 594918104 | — | 1,452,862 shares | $745,172,920 |
| AMAZON COM INC | COM | 023135106 | — | 2,909,820 shares | $724,981,653 |
| NVIDIA CORPORATION | COM | 67066G104 | — | 3,097,902 shares | $707,498,859 |
| SHELL PLC | SPON ADS | 780259305 | — | 7,375,850 shares | $701,074,543 |
| VISA INC | COM CL A | 92826C839 | — | 1,497,110 shares | $537,956,536 |
| WATERS CORP | COM | 941848103 | — | 982,614 shares | $431,750,765 |
| CENCORA INC | COM | 03073E105 | — | 1,375,606 shares | $413,025,702 |
| META PLATFORMS INC | CL A | 30303M102 | — | 507,813 shares | $368,255,831 |
| AMPHENOL CORP | CL A | 032095101 | — | 4,167,736 shares | $351,340,145 |
| AERCAP HOLDINGS NV | SHS | N00985106 | — | 2,304,325 shares | $330,716,724 |
| WELLS FARGO & CO | COM | 949746101 | — | 3,921,212 shares | $313,893,021 |
| NORTHROP GRUMMAN CORP | COM | 666807102 | — | 605,125 shares | $292,565,835 |
| MARSH & MCLENNAN COS INC | COM | 571748102 | — | 1,651,661 shares | $281,988,083 |
| BERKSHIRE HATHAWAY INC DEL | CL A | 084670108 | — | 371 shares | $277,138,855 |
| INTERCONTINENTAL EXCHANGE IN | COM | 45866F104 | — | 1,799,200 shares | $273,532,376 |
| JPMORGAN CHASE & CO | COM | 46625H100 | — | 804,212 shares | $266,057,456 |
| AON PLC | SHS CL A | G0403H108 | — | 928,493 shares | $256,979,008 |
| AMERICAN ELEC PWR CO INC | COM | 025537101 | — | 2,161,615 shares | $256,454,004 |
| TOWER SEMICONDUCTOR LTD | SHS NEW | M87915274 | — | 1,034,990 shares | $235,387,776 |
| SOUTHERN CO | COM | 842587107 | — | 2,809,817 shares | $232,905,731 |
| MASTERCARD INCORPORATED | CL A | 57636Q104 | — | 380,943 shares | $210,078,636 |
| CME GROUP INC | COM | 12572Q105 | — | 801,639 shares | $210,013,385 |
| S&P GLOBAL INC | COM | 78409V104 | — | 438,222 shares | $172,865,432 |
| MCKESSON CORP | COM | 58155Q103 | — | 190,817 shares | $162,921,463 |
| SPROTT INC | COM NEW | 852066208 | — | 1,122,186 shares | $133,966,565 |
| CORPAY INC | COM SHS | 219948106 | — | 321,632 shares | $124,986,195 |
| TEXAS INSTRS INC | COM | 882508104 | — | 443,341 shares | $124,175,381 |
| GENERAC HLDGS INC | COM | 368736104 | — | 599,235 shares | $124,011,683 |
| VERISK ANALYTICS INC | COM | 92345Y106 | — | 692,904 shares | $116,303,936 |
| CACI INTL INC | CL A | 127190304 | — | 181,988 shares | $110,850,711 |
| ABBOTT LABORATORIES | COM | 002824100 | — | 1,118,031 shares | $110,495,004 |
| BOOKING HOLDINGS INC | COM | 09857L108 | — | 652,299 shares | $106,266,030 |
| AIRBNB INC | COM CL A | 009066101 | — | 658,029 shares | $105,712,359 |
| CDW CORP | COM | 12514G108 | — | 808,201 shares | $103,579,040 |
| MARTIN MARIETTA MATLS INC | COM | 573284106 | — | 207,970 shares | $99,786,086 |
| ABBVIE INC | COM | 00287Y109 | — | 361,477 shares | $94,558,768 |
| GALLAGHER ARTHUR J & CO | COM | 363576109 | — | 410,425 shares | $93,622,047 |
| BWX TECHNOLOGIES INC | COM | 05605H100 | — | 663,204 shares | $90,858,948 |
| NU HLDGS LTD | ORD SHS CL A | G6683N103 | — | 6,917,678 shares | $87,577,803 |
| VEEVA SYS INC | CL A COM | 922475108 | — | 305,036 shares | $87,072,526 |
| FTI CONSULTING INC | COM | 302941109 | — | 602,285 shares | $81,013,355 |
| NOVANTA INC | COM | 67000B104 | — | 522,373 shares | $74,276,217 |
| TRADEWEB MKTS INC | CL A | 892672106 | — | 718,163 shares | $72,419,557 |
| JOHNSON & JOHNSON | COM | 478160104 | — | 270,951 shares | $71,731,568 |
| ITT INC | COM | 45073V108 | — | 352,771 shares | $71,196,243 |
| AAON INC | COM PAR $0.004 | 000360206 | — | 858,980 shares | $71,089,185 |
| COGNEX CORP | COM | 192422103 | — | 1,158,881 shares | $70,286,133 |
| ELEVANCE HEALTH INC FORMERLY | COM | 036752103 | — | 169,291 shares | $65,823,727 |
| LUMENTUM HLDGS INC | COM | 55024U109 | — | 66,283 shares | $64,378,027 |
| MOBILITY GLOBAL INC | COM SHS | 60744M106 | — | 3,706,568 shares | $63,567,641 |
| MEDLINE INC | COM CL A | 58507V107 | — | 1,808,153 shares | $62,742,909 |
| PROCTER & GAMBLE CO | COM | 742718109 | — | 427,512 shares | $62,108,943 |
| ESQUIRE FINL HLDGS INC | COM | 29667J101 | — | 521,684 shares | $60,708,367 |
| HDFC BANK LTD | SPONSORED ADS | 40415F101 | — | 2,639,207 shares | $58,959,884 |
| SK TELECOM CO LTD | SPONSORED ADR | 78440P306 | — | 1,618,447 shares | $56,499,985 |
| VALMONT INDS INC | COM | 920253101 | — | 118,409 shares | $54,820,999 |
| VERIZON COMMUNICATIONS INC | COM | 92343V104 | — | 1,082,562 shares | $49,657,119 |
| DANAHER CORP DEL | COM | 235851102 | — | 215,153 shares | $47,667,147 |
| TAIWAN SEMICONDUCTOR MANUFAC | SPONSORED ADS | 874039100 | — | 98,997 shares | $45,161,441 |
| BROADCOM INC | COM | 11135F101 | — | 127,365 shares | $44,729,314 |
| UNITEDHEALTH GROUP INC | COM | 91324P102 | — | 112,030 shares | $41,123,972 |
| NEUTRON HOLDINGS INC | COM | 64125S104 | — | 1,446,242 shares | $40,740,637 |
| BOSTON SCIENTIFIC CORP | COM | 101137107 | — | 904,543 shares | $39,483,302 |
| FORMFACTOR INC | COM | 346375108 | — | 231,825 shares | $34,613,791 |
| TERADYNE INC | COM | 880770102 | — | 84,522 shares | $33,885,715 |
| ATOUR LIFESTYLE HLDGS LTD | SPONSORED ADS | 04965M106 | — | 979,808 shares | $31,961,337 |
| MEDPACE HLDGS INC | COM | 58506Q109 | — | 51,031 shares | $31,852,530 |
| AUTODESK INC | COM | 052769106 | — | 148,883 shares | $31,116,547 |
| SERVICENOW INC | COM | 81762P102 | — | 223,098 shares | $29,897,363 |
| WESCO INTL INC | COM | 95082P105 | — | 80,501 shares | $28,947,355 |
| DORMAN PRODS INC | COM | 258278100 | — | 221,933 shares | $27,208,986 |
| OPENLANE INC | COM | 48238T109 | — | 790,826 shares | $26,990,891 |
| HENRY JACK & ASSOC INC | COM | 426281101 | — | 187,865 shares | $26,909,783 |
| WAYSTAR HLDG CORP | COM | 946784105 | — | 1,056,456 shares | $26,770,595 |
| HERSHEY CO | COM | 427866108 | — | 168,109 shares | $26,495,659 |
| BARRETT BUSINESS SVCS INC | COM | 068463108 | — | 853,874 shares | $25,838,227 |
| INTERPARFUMS INC | COM | 458334109 | — | 232,506 shares | $25,798,866 |
| FLOOR & DECOR HLDGS INC | CL A | 339750101 | — | 540,317 shares | $24,751,922 |
| AMETEK INC | COM | 031100100 | — | 98,314 shares | $24,355,327 |
| BERKSHIRE HATHAWAY INC DEL | CL B NEW | 084670702 | — | 48,684 shares | $24,242,198 |
| SANDISK CORP | COM | 80004C200 | — | 12,654 shares | $22,016,568 |
| ZOETIS INC | CL A | 98978V103 | — | 313,562 shares | $21,896,034 |
| SHARKNINJA INC | COM SHS | G8068L108 | — | 113,658 shares | $20,472,079 |
| KKR & CO INC | COM | 48251W104 | — | 202,105 shares | $18,452,187 |
| LPL FINL HLDGS INC | COM | 50212V100 | — | 57,561 shares | $17,602,154 |
| RESMED INC | COM | 761152107 | — | 78,783 shares | $17,418,921 |
| KINSALE CAP GROUP INC | COM | 49714P108 | — | 53,836 shares | $17,375,569 |
| INTERACTIVE BROKERS GROUP IN | COM CL A | 45841N107 | — | 197,934 shares | $16,907,522 |
| KLA CORP | COM NEW | 482480100 | — | 86,073 shares | $16,778,210 |
| NIKE INC | CL B | 654106103 | — | 448,175 shares | $15,865,395 |
| GLOBAL E ONLINE LTD | SHS | M5216V106 | — | 391,620 shares | $15,559,063 |
| SPROUTS FMRS MKT INC | COM | 85208M102 | — | 208,791 shares | $13,853,283 |
| BBB FOODS INC | CL A COM | G0896C103 | — | 260,224 shares | $13,698,191 |
| XPEL INC | COM | 98379L100 | — | 308,927 shares | $13,645,306 |
| BIO RAD LABS INC | CL A | 090572207 | — | 36,051 shares | $13,616,823 |
| RYAN SPECIALTY HOLDINGS INC | CL A | 78351F107 | — | 348,154 shares | $12,881,698 |
| MAPLEBEAR INC | COM | 565394103 | — | 286,721 shares | $12,363,410 |
| GARRETT MOTION INC | COM | 366505105 | — | 471,640 shares | $12,276,789 |
| PAR PAC HOLDINGS INC | COM NEW | 69888T207 | — | 150,029 shares | $12,245,367 |