MI
Mawer Investment Management Ltd.
Mawer Investment Management Ltd. · Investor
1Y performance ⓘ
+5%
AUM (13F)
$15.4B
# of Holdings
126
3Y performance ⓘ
+16%
vs S&P 500 ⓘ
−63%
Updated
Mar 31
Mawer Investment Management Ltd.'s Mawer Investment Management Ltd. holds 126 U.S.-equity positions worth $15.4B (SEC 13F, Q1 2026). Top positions: Alphabet Inc. Class C Capital Stock 6.1%, MICROSOFT CORP 5.5%, Amazon.Com Inc 4.9%. 13F-replication return is +16% over 3 years (-63 pts vs the S&P 500) — a replicated, non-audited figure.
Holdings
| Stock | % of portfolio | Shares | Value | Latest activity | Avg buy price | Current price | Date |
|---|---|---|---|---|---|---|---|
| GOOG Alphabet Inc. Class C Capital Stock | 6.1% | 3.3M | $937M | ▼ 11% (−403K) | $116.60 | $341.94 (+193%) | 2026-03-31 |
| MSFT MICROSOFT CORP | 5.5% | 2.3M | $857M | ▼ 12% (−311K) | $288.30 | $519.35 (+80%) | 2026-03-31 |
| AMZN Amazon.Com Inc | 4.9% | 3.7M | $760M | ▼ 10% (−420K) | $132.74 | $249.66 (+88%) | 2026-03-31 |
| SHEL Shell Plc | 4.3% | 7.1M | $662M | ▼ 12% (−955K) | $65.67 | $94.72 (+44%) | 2026-03-31 |
| MRSH Marsh | 3.9% | 3.5M | $603M | ▼ 11% (−430K) | $173.45 | $170.74 (−2%) | 2026-03-31 |
| V VISA Inc. | 3.8% | 1.9M | $585M | ▼ 4.8% (−98K) | $250.02 | $361.52 (+45%) | 2026-03-31 |
| APH Amphenol Corporation | 3.3% | 4.0M | $504M | ▼ 22% (−1.1M) | $20.43 | $84.32 (+313%) | 2026-03-31 |
| NOC Northrop Grumman Corp. | 3.0% | 683K | $466M | ▼ 19% (−163K) | $499.98 | $484.88 (−3%) | 2026-03-31 |
| WAT Waters Corp | 2.7% | 1.4M | $418M | ▲ 8.1% (+105K) | $302.18 | $436.87 (+45%) | 2026-03-31 |
| AON Aon plc Class A | 2.7% | 1.3M | $412M | ▼ 14% (−201K) | $315.03 | $276.78 (−12%) | 2026-03-31 |
| WFC Wells Fargo & Co. | 2.4% | 4.7M | $372M | ▼ 4.2% (−206K) | $89.82 | $79.50 (−11%) | 2026-03-31 |
| AER Aercap Holdings N.V. | 2.4% | 2.7M | $368M | ▼ 18% (−593K) | $127.31 | $142.58 (+12%) | 2026-03-31 |
| BRK.A Berkshire Hathaway Inc. | 2.4% | 509 | $366M | ▼ 13% (−78) | $787,535.95 | $748,100.00 (−5%) | 2026-03-31 |
| META Meta Platforms, Inc. Class A Common Stock | 2.3% | 613K | $351M | ▼ 11% (−75K) | $737.93 | $732.25 (−1%) | 2026-03-31 |
| SO The Southern Company | 2.1% | 3.4M | $330M | ▲ 94% (+1.7M) | $88.28 | $82.31 (−7%) | 2026-03-31 |
| JPM JPMorgan Chase & Co. | 2.1% | 1.1M | $328M | ▲ 9.7% (+98K) | $239.66 | $330.16 (+38%) | 2026-03-31 |
| ICE Intercontinental Exchange Inc. | 2.1% | 2.1M | $327M | ▼ 14% (−350K) | $145.58 | $152.37 (+5%) | 2026-03-31 |
| COR Cencora, Inc. | 2.1% | 1.0M | $324M | ▲ 67% (+413K) | $235.30 | $311.33 (+32%) | 2026-03-31 |
| CME CME Group Inc. | 2.0% | 1.0M | $305M | ▼ 9.6% (−109K) | $232.53 | $266.09 (+14%) | 2026-03-31 |
| BKNG Booking Holdings Inc. Common Stock | 1.6% | 57K | $239M | ▼ 49% (−56K) | $114.92 | $161.51 (+41%) | 2026-03-31 |
| FCN FTI Consulting, Inc. | 1.5% | 1.3M | $232M | ▼ 43% (−995K) | $198.51 | $138.11 (−30%) | 2026-03-31 |
| MA Mastercard Incorporated | 1.5% | 452K | $226M | ▼ 2.4% (−11K) | $464.56 | $554.07 (+19%) | 2026-03-31 |
| MEDP Medpace Holdings, Inc. Common Stock | 1.4% | 446K | $214M | ▲ 9.5% (+39K) | $321.20 | $627.23 (+95%) | 2026-03-31 |
| SII Sprott Inc. | 1.2% | 1.4M | $193M | ▼ 11% (−164K) | $78.78 | $118.16 (+50%) | 2026-03-31 |
| OSIS OSI Systems Inc | 1.1% | 663K | $176M | ▼ 18% (−141K) | $206.36 | $194.56 (−6%) | 2026-03-31 |
| AEP American Electric Power Company, Inc. | 1.1% | 1.3M | $175M | ▲ 37% (+358K) | $101.22 | $117.90 (+16%) | 2026-03-31 |
| TSEM Tower Semiconductor Ltd | 1.1% | 965K | $169M | NEW (+965K) | $175.48 | $239.49 (+36%) | 2026-03-31 |
| NVDA NVIDIA CORP | 1.1% | 952K | $166M | ▲ 167% (+595K) | $178.83 | $230.82 (+29%) | 2026-03-31 |
| SPGI S&P Global Inc. | 1.1% | 383K | $163M | ▲ 86% (+177K) | $412.94 | $397.18 (−4%) | 2026-03-31 |
| UBER Uber Technologies, Inc. | 1.0% | 2.2M | $159M | ▼ 12% (−290K) | $86.62 | $68.34 (−21%) | 2026-03-31 |
| FERG Ferguson Enterprises Inc. | 1.0% | 672K | $157M | ▼ 21% (−175K) | $174.58 | $222.41 (+27%) | 2026-03-31 |
| MLM Martin Marietta Materials | 1.0% | 256K | $151M | ▼ 3.5% (−9K) | $371.70 | $475.94 (+28%) | 2026-03-31 |
| BWXT BWX Technologies, Inc. | 1.0% | 734K | $150M | ▼ 5.0% (−39K) | $73.97 | $136.90 (+85%) | 2026-03-31 |
| CPAY Corpay, Inc. | 1.0% | 513K | $149M | ▼ 19% (−117K) | $308.10 | $392.56 (+27%) | 2026-03-31 |
| VZ Verizon Communications | 0.9% | 2.7M | $137M | ▼ 8.5% (−254K) | $38.90 | $45.90 (+18%) | 2026-03-31 |
| ABT Abbott Laboratories | 0.8% | 1.3M | $129M | ▲ 0.7% (+8K) | $105.06 | $98.68 (−6%) | 2026-03-31 |
| CDW CDW Corporation | 0.8% | 1.1M | $127M | ▼ 41% (−735K) | $195.44 | $131.83 (−33%) | 2026-03-31 |
| AJG Arthur J. Gallagher & Co. | 0.8% | 581K | $126M | ▼ 5.2% (−32K) | $191.31 | $230.54 (+21%) | 2026-03-31 |
| PG Procter & Gamble Company | 0.8% | 851K | $123M | ▼ 5.1% (−45K) | $148.73 | $144.38 (−3%) | 2026-03-31 |
| CACI CACI INTERNATIONAL CLA | 0.8% | 224K | $122M | ▼ 9.0% (−22K) | $426.76 | $622.10 (+46%) | 2026-03-31 |
| NU Nu Holdings Ltd. | 0.7% | 7.7M | $111M | ▲ 68% (+3.1M) | $15.72 | $13.22 (−16%) | 2026-03-31 |
| ABNB Airbnb, Inc. Class A Common Stock | 0.7% | 856K | $108M | ▲ 28% (+188K) | $124.57 | $159.94 (+28%) | 2026-03-31 |
| ZTS ZOETIS INC. | 0.6% | 753K | $89M | ▲ 113% (+399K) | $134.43 | $70.33 (−48%) | 2026-03-31 |
| JNJ Johnson & Johnson | 0.6% | 362K | $89M | ▼ 13% (−54K) | $156.78 | $263.33 (+68%) | 2026-03-31 |
| ITT ITT Inc. | 0.6% | 454K | $87M | ▲ 7.4% (+31K) | $143.75 | $199.80 (+39%) | 2026-03-31 |
| TXN Texas Instruments Incorporated | 0.6% | 438K | $85M | ▼ 4.2% (−19K) | $186.31 | $280.60 (+51%) | 2026-03-31 |
| ATR AptarGroup, Inc. | 0.5% | 657K | $83M | ▼ 68% (−1.4M) | $135.12 | $119.90 (−11%) | 2026-03-31 |
| ESQ Esquire Financial Holdings, Inc. Common Stock | 0.5% | 725K | $78M | ▼ 9.4% (−75K) | $78.35 | $114.95 (+47%) | 2026-03-31 |
| MCK McKesson Corporation | 0.5% | 86K | $74M | NEW (+86K) | $865.36 | $916.94 (+6%) | 2026-03-31 |
| TW Tradeweb Markets Inc. Class A Common Stock | 0.5% | 627K | $74M | ▲ 18% (+95K) | $88.10 | $101.28 (+15%) | 2026-03-31 |
Showing top 50 of 126 holdings by value.
FAQ ▾
What are Mawer Investment Management Ltd.'s largest holdings?
As of the latest 13F: Alphabet Inc. Class C Capital Stock 6.1%, MICROSOFT CORP 5.5%, Amazon.Com Inc 4.9%, Shell Plc 4.3%, Marsh 3.9%.
How big is Mawer Investment Management Ltd.'s 13F portfolio?
$15.4B across 126 disclosed U.S.-equity positions.
What is Mawer Investment Management Ltd.'s 3-year performance?
+16% (13F-replication, price return), -63 pts vs the S&P 500. Not an audited fund return.
Where does this data come from?
U.S. SEC Form 13F-HR institutional holdings filings.
Sourced from SEC Form 13F-HR filings · Not investment advice ▾
Data as of 2026-03-31 · Methodology
13F-replication (price return, filing-date based) — not an audited fund return.
Published by WealthFile · Not investment advice.
Latest activity = change vs. the prior 13F. Avg buy price = est. entry over the trailing 3 years (gain = vs. latest price). Returns are 13F-replication, not audited fund returns. Sourced from SEC 13F filings.