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Mawer Investment Management Portfolio holdings
AUM
$14.7B
Turnover
25.97%
1-Year Est. Return
12.5%
This Fund
S&P 500
This Quarter
Est. Return
+8.61%
1 Year Est. Return
+12.5%
3 Year Est. Return
+48.6%
5 Year Est. Return
+72.73%
10 Year Est. Return
+305.03%
AUM
$14.7B
AUM Growth
-$737M
(-4.8%)
Cap. Flow
-$1.42B
Cap. Flow
% of AUM
-9.67%
Top 10 Holdings %
Top 10 Hldgs %
39.49%
Holding
154
New
28
Increased
38
Reduced
75
Closed
12
Avg Time Held
3.4
years
Top 10 Avg Time Held
3.8
years
Top 20 Avg Time Held
3.5
years
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$437M |
| 2 |
Cencora
COR
|
+$132M |
| 3 |
American Electric Power
AEP
|
+$125M |
| 4 |
Shell
SHEL
|
+$77.1M |
| 5 |
McKesson
MCK
|
+$75.1M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Marsh
MRSH
|
+$268M |
| 2 |
Microsoft
MSFT
|
+$257M |
| 3 |
Amphenol
APH
|
+$235M |
| 4 |
Alphabet (Google) Class C
GOOG
|
+$209M |
| 5 |
OSI Systems
OSIS
|
+$176M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Financials | 25.91% |
| 2 | Technology | 21.3% |
| 3 | Healthcare | 12.89% |
| 4 | Industrials | 10.65% |
| 5 | Communication Services | 9.77% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
76
KLA
KLAC
$228B
| $32.2M | 0.22% |
106,797
+12,637
| +13% | +$2.51M |
2021 Q3
19 quarters
|
|
77
WESCO International
WCC
$16.9B
| $25.8M | 0.18% |
+74,616
| New | +$25.3M |
2026 Q2
0 quarters
|
|
78
Berkshire Hathaway Class B
BRK.B
$1.13T
| $25.4M | 0.17% |
50,850
-3,816
| -7% | -$1.83M |
2021 Q2
20 quarters
|
|
79
Autodesk
ADSK
$51.2B
| $25.3M | 0.17% |
+130,248
| New | +$29.7M |
2026 Q2
0 quarters
|
|
80
AptarGroup
ATR
$7.9B
| $24.2M | 0.16% |
193,292
-463,981
| -71% | -$56.3M |
2016 Q3
39 quarters
|
|
81
Vertiv
VRT
$82.7B
| $24.1M | 0.16% |
72,028
+39,231
| +120% | +$12.4M |
2025 Q4
2 quarters
|
|
82
Atour Lifestyle Holdings
ATAT
$4.56B
| $23.9M | 0.16% |
752,258
+104,130
| +16% | +$3.72M |
2025 Q4
2 quarters
|
|
83
Pathward Financial
CASH
$1.5B
| $23.7M | 0.16% |
271,655
+3,112
| +1% | +$269K |
2024 Q2
8 quarters
|
|
84
Boston Scientific
BSX
$64B
| $22.6M | 0.15% |
530,533
-59,126
| -10% | -$3.21M |
2025 Q4
2 quarters
|
|
85
Bio-Rad Laboratories Class A
BIO
$9.75B
| $21M | 0.14% |
71,577
-117,207
| -62% | -$33.2M |
2020 Q4
22 quarters
|
|
86
SharkNinja
SN
$27.3B
| $19.7M | 0.13% |
129,084
-52,996
| -29% | -$6.35M |
2023 Q3
11 quarters
|
|
87
BorgWarner
BWA
$11.9B
| $19.6M | 0.13% |
295,797
-538,477
| -65% | -$34.1M |
2023 Q2
12 quarters
|
|
88
Interactive Brokers
IBKR
$39B
| $19.4M | 0.13% |
223,262
-146,220
| -40% | -$12.2M |
2024 Q1
9 quarters
|
|
89
Zoetis
ZTS
$32.4B
| $18.5M | 0.13% |
257,185
-496,098
| -66% | -$46.7M |
2025 Q2
4 quarters
|
|
90
RXO
RXO
$4.79B
| $18.1M | 0.12% |
+657,345
| New | +$14.5M |
2026 Q2
0 quarters
|
|
91
LPL Financial
LPLA
$25.8B
| $18.1M | 0.12% |
64,243
+15,520
| +32% | +$4.66M |
2023 Q4
10 quarters
|
|
92
Ryan Specialty Holdings
RYAN
$4.89B
| $17.7M | 0.12% |
469,919
-31,275
| -6% | -$1.06M |
2021 Q3
19 quarters
|
|
93
Teradyne
TER
$53.7B
| $17.4M | 0.12% |
+35,997
| New | +$13.6M |
2026 Q2
0 quarters
|
|
94
ResMed
RMD
$34.1B
| $17.4M | 0.12% |
89,367
+5,360
| +6% | +$1.11M |
2023 Q4
10 quarters
|
|
95
KKR & Co
KKR
$78.7B
| $17.4M | 0.12% |
189,608
-21,231
| -10% | -$2.06M |
2025 Q4
2 quarters
|
|
96
Kinsale Capital Group
KNSL
$8.14B
| $17.3M | 0.12% |
52,521
-7,311
| -12% | -$2.35M |
2025 Q1
5 quarters
|
|
97
Sherwin-Williams
SHW
$81.8B
| $16.7M | 0.11% |
48,595
-54,960
| -53% | -$17.6M |
2017 Q3
35 quarters
|
|
98
Sprouts Farmers Market
SFM
$6.21B
| $15.7M | 0.11% |
185,380
+60,834
| +49% | +$4.92M |
2025 Q4
2 quarters
|
|
99
XPEL
XPEL
$1.22B
| $15.4M | 0.1% |
+310,200
| New | +$14.1M |
2026 Q2
0 quarters
|
|
100
Donnelley Financial Solutions
DFIN
$1.26B
| $14.6M | 0.1% |
347,156
-76,548
| -18% | -$3.34M |
2022 Q4
14 quarters
|
|
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Mawer Investment Management's Q2 2026 Portfolio in Review
As of Q2 2026, Mawer Investment Management held 154 positions worth $14.7B, down 4.8% from $15.4B the previous quarter. Its ten largest holdings account for 39% of the portfolio.
Mawer Investment Management withdrew a net $1.42B in Q2 2026, closing 12 positions and reducing 75 holdings. Its most notable exit was OSI Systems, an estimated $176M position sold in full.
By sector, the portfolio is most concentrated in Financials at 26% of assets, down from 29% a quarter earlier, followed by Technology and Healthcare.
Against the trend, Mawer Investment Management opened a new position in SK Telecom worth $54.9M.
- Mawer Investment Management's largest Q2 2026 buy was SK Telecom: 1,708,146 shares worth $54.9M.
- Mawer Investment Management added most to NVIDIA in Q2 2026, an estimated $437M increase.
- Mawer Investment Management's biggest Q2 2026 reduction was Marsh, cutting an estimated $268M.
- Mawer Investment Management fully exited OSI Systems in Q2 2026, selling an estimated $176M.
- Mawer Investment Management's ten largest holdings make up 39% of its $14.7B portfolio in Q2 2026.
- Mawer Investment Management opened 28 new positions and closed 12 in Q2 2026.
- Mawer Investment Management's portfolio value fell 4.8% quarter-over-quarter to $14.7B.
Based on Mawer Investment Management's 13F filing for Q2 2026, filed 7 Aug 2026.