Filed: 2/10/2026ACC: 0000945621-26-000248
📋 What this filing means
MAWER INVESTMENT MANAGEMENT LTD. filed this quarterly 13F‑HR report disclosing 125 equity positions with a total reported market value of $17.85B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
125
Positions
$17.85B
Total AUM (reported)
111.10M
Total Shares
Allocation by class
COM$10.70B59.9%
CL A$2.20B12.3%
CAP STK CL C$1.15B6.4%
COM CL A$852.03M4.8%
SPON ADS$730.24M4.1%
SHS CL A$521.45M2.9%
SHS$470.52M2.6%
Portfolio Concentration
Top 3$3.36B18.8%
4–10$4.33B24.3%
11–25$5.13B28.8%
Rest$5.02B28.1%
Top 3 weight
18.8%
Top 10 weight
43.1%
Voting Authority Distribution
Total shares with voting rights: 111.10M
Sole
Full voting authority
109.50M
shares
% of voting shares98.6%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
1.60M
shares
% of voting shares1.4%
Investment Discretion (by position count)
Sole125
Shared0
Other0
Dominant voting typeSole · 98.6% of voting shares
Institutional Holdings125
Rows:
MICROSOFT CORP
SOLEShares2.63M
TypeSH
Market value$1.27B
7.12%
Sole
2.58M
Shared
0.00
None
46.45K
ALPHABET INC
SOLEShares3.67M
TypeSH
Market value$1.15B
6.45%
Sole
3.60M
Shared
0.00
None
64.55K
AMAZON COM INC
SOLEShares4.07M
TypeSH
Market value$939.43M
5.26%
Sole
4M
Shared
0.00
None
70.26K
MARSH & MCLENNAN COS INC
SOLEShares3.91M
TypeSH
Market value$724.58M
4.06%
Sole
3.83M
Shared
0.00
None
72.80K
VISA INC
SOLEShares2.04M
TypeSH
Market value$713.77M
4.00%
Sole
2M
Shared
0.00
None
32.93K
AMPHENOL CORP NEW
SOLEShares5.09M
TypeSH
Market value$687.26M
3.85%
Sole
5.03M
Shared
0.00
None
59.80K
BOOKING HOLDINGS INC
SOLEShares112.20K
TypeSH
Market value$600.89M
3.37%
Sole
109.80K
Shared
0.00
None
2.41K
SHELL PLC
SOLEShares8.08M
TypeSH
Market value$593.36M
3.32%
Sole
7.93M
Shared
0.00
None
147.99K
AON PLC
SOLEShares1.48M
TypeSH
Market value$521.45M
2.92%
Sole
1.45M
Shared
0.00
None
26.11K
WATERS CORP
SOLEShares1.30M
TypeSH
Market value$493.30M
2.76%
Sole
1.28M
Shared
0.00
None
15.98K
NORTHROP GRUMMAN CORP
SOLEShares846.13K
TypeSH
Market value$482.47M
2.70%
Sole
831.30K
Shared
0.00
None
14.83K
AERCAP HOLDINGS NV
SOLEShares3.27M
TypeSH
Market value$470.52M
2.64%
Sole
3.22M
Shared
0.00
None
56.36K
WELLS FARGO CO NEW
SOLEShares4.88M
TypeSH
Market value$454.46M
2.55%
Sole
4.78M
Shared
0.00
None
94.06K
META PLATFORMS INC
SOLEShares688.21K
TypeSH
Market value$454.28M
2.54%
Sole
672.07K
Shared
0.00
None
16.13K
BERKSHIRE HATHAWAY INC DEL
SOLEShares587.00
TypeSH
Market value$443.07M
2.48%
Sole
587.00
Shared
0.00
None
0.00
FTI CONSULTING INC
SOLEShares2.31M
TypeSH
Market value$393.89M
2.21%
Sole
2.27M
Shared
0.00
None
33.71K
INTERCONTINENTAL EXCHANGE IN
SOLEShares2.43M
TypeSH
Market value$393.70M
2.21%
Sole
2.39M
Shared
0.00
None
35.92K
JPMORGAN CHASE & CO.
SOLEShares1.02M
TypeSH
Market value$327.23M
1.83%
Sole
1M
Shared
0.00
None
15.26K
CME GROUP INC
SOLEShares1.14M
TypeSH
Market value$311.45M
1.74%
Sole
1.13M
Shared
0.00
None
12.16K
MASTERCARD INCORPORATED
SOLEShares463.16K
TypeSH
Market value$264.41M
1.48%
Sole
458.46K
Shared
0.00
None
4.70K
APTARGROUP INC
SOLEShares2.06M
TypeSH
Market value$250.90M
1.41%
Sole
2.04M
Shared
0.00
None
20.95K
CDW CORP
SOLEShares1.79M
TypeSH
Market value$243.36M
1.36%
Sole
1.75M
Shared
0.00
None
40.68K
MEDPACE HLDGS INC
SOLEShares407.30K
TypeSH
Market value$228.76M
1.28%
Sole
399.22K
Shared
0.00
None
8.09K
CENCORA INC
SOLEShares618.28K
TypeSH
Market value$208.83M
1.17%
Sole
618.28K
Shared
0.00
None
0.00
OSI SYSTEMS INC
SOLEShares803.60K
TypeSH
Market value$204.97M
1.15%
Sole
803.60K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
MICROSOFT CORPSOLE | COM | 2.63M | SH | $1.27B 7.12% | 2.58M | 0.00 | 46.45K |
ALPHABET INCSOLE | CAP STK CL C | 3.67M | SH | $1.15B 6.45% | 3.60M | 0.00 | 64.55K |
AMAZON COM INCSOLE | COM | 4.07M | SH | $939.43M 5.26% | 4M | 0.00 | 70.26K |
MARSH & MCLENNAN COS INCSOLE | COM | 3.91M | SH | $724.58M 4.06% | 3.83M | 0.00 | 72.80K |
VISA INCSOLE | COM CL A | 2.04M | SH | $713.77M 4.00% | 2M | 0.00 | 32.93K |
AMPHENOL CORP NEWSOLE | CL A | 5.09M | SH | $687.26M 3.85% | 5.03M | 0.00 | 59.80K |
BOOKING HOLDINGS INCSOLE | COM | 112.20K | SH | $600.89M 3.37% | 109.80K | 0.00 | 2.41K |
SHELL PLCSOLE | SPON ADS | 8.08M | SH | $593.36M 3.32% | 7.93M | 0.00 | 147.99K |
AON PLCSOLE | SHS CL A | 1.48M | SH | $521.45M 2.92% | 1.45M | 0.00 | 26.11K |
WATERS CORPSOLE | COM | 1.30M | SH | $493.30M 2.76% | 1.28M | 0.00 | 15.98K |
NORTHROP GRUMMAN CORPSOLE | COM | 846.13K | SH | $482.47M 2.70% | 831.30K | 0.00 | 14.83K |
AERCAP HOLDINGS NVSOLE | SHS | 3.27M | SH | $470.52M 2.64% | 3.22M | 0.00 | 56.36K |
WELLS FARGO CO NEWSOLE | COM | 4.88M | SH | $454.46M 2.55% | 4.78M | 0.00 | 94.06K |
META PLATFORMS INCSOLE | CL A | 688.21K | SH | $454.28M 2.54% | 672.07K | 0.00 | 16.13K |
BERKSHIRE HATHAWAY INC DELSOLE | CL A | 587.00 | SH | $443.07M 2.48% | 587.00 | 0.00 | 0.00 |
FTI CONSULTING INCSOLE | COM | 2.31M | SH | $393.89M 2.21% | 2.27M | 0.00 | 33.71K |
INTERCONTINENTAL EXCHANGE INSOLE | COM | 2.43M | SH | $393.70M 2.21% | 2.39M | 0.00 | 35.92K |
JPMORGAN CHASE & CO.SOLE | COM | 1.02M | SH | $327.23M 1.83% | 1M | 0.00 | 15.26K |
CME GROUP INCSOLE | COM | 1.14M | SH | $311.45M 1.74% | 1.13M | 0.00 | 12.16K |
MASTERCARD INCORPORATEDSOLE | CL A | 463.16K | SH | $264.41M 1.48% | 458.46K | 0.00 | 4.70K |
APTARGROUP INCSOLE | COM | 2.06M | SH | $250.90M 1.41% | 2.04M | 0.00 | 20.95K |
CDW CORPSOLE | COM | 1.79M | SH | $243.36M 1.36% | 1.75M | 0.00 | 40.68K |
MEDPACE HLDGS INCSOLE | COM | 407.30K | SH | $228.76M 1.28% | 399.22K | 0.00 | 8.09K |
CENCORA INCSOLE | COM | 618.28K | SH | $208.83M 1.17% | 618.28K | 0.00 | 0.00 |
OSI SYSTEMS INCSOLE | COM | 803.60K | SH | $204.97M 1.15% | 803.60K | 0.00 | 0.00 |
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