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Mawer Investment Management

Mawer Investment Management Portfolio holdings

AUM $14.7B
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
Cap. Flow
-$1.42B
Cap. Flow %
-9.67%
Top 10 Hldgs %
39.49%
Holding
154
New
28
Increased
38
Reduced
75
Closed
12

Top Buys

Rank Stock Value
1
NVDA icon
NVIDIA
NVDA
+$437M
2
COR icon
Cencora
COR
+$132M
3
AEP icon
American Electric Power
AEP
+$125M
4
SHEL icon
Shell
SHEL
+$77.1M
5
MCK icon
McKesson
MCK
+$75.1M

Top Sells

Rank Stock Value
1
MRSH
Marsh
MRSH
+$268M
2
MSFT icon
Microsoft
MSFT
+$257M
3
APH icon
Amphenol
APH
+$235M
4
GOOG icon
Alphabet (Google) Class C
GOOG
+$209M
5
OSIS icon
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
GOOG icon
1
Alphabet (Google) Class C
GOOG
$4.19T
$948M 6.44%
2,682,081
-584,251
-18% -$209M
AMZN icon
2
Amazon
AMZN
$2.87T
$722M 4.91%
3,028,097
-621,944
-17% -$156M
MSFT icon
3
Microsoft
MSFT
$3.81T
$627M 4.26%
1,679,876
-635,352
-27% -$257M
SHEL icon
4
Shell
SHEL
$250B
$621M 4.22%
8,013,792
+893,456
+13% +$77.1M
NVDA icon
5
NVIDIA
NVDA
$5.25T
$616M 4.19%
3,078,576
+2,127,064
+224% +$437M
V icon
6
Visa
V
$712B
$594M 4.04%
1,730,185
-206,566
-11% -$66.3M
WAT icon
7
Waters Corp
WAT
$40.7B
$456M 3.1%
1,216,947
-186,680
-13% -$63.7M
COR icon
8
Cencora
COR
$61.5B
$421M 2.86%
1,488,843
+457,680
+44% +$132M
APH icon
9
Amphenol
APH
$194B
$416M 2.83%
2,358,285
-1,628,476
-41% -$235M
AON icon
10
Aon
AON
$75.4B
$389M 2.64%
1,171,624
-105,464
-8% -$34M
AER icon
11
AerCap
AER
$23.2B
$353M 2.4%
2,420,238
-259,623
-10% -$36.9M
WFC icon
12
Wells Fargo
WFC
$262B
$347M 2.36%
4,195,116
-475,068
-10% -$38.2M
NOC icon
13
Northrop Grumman
NOC
$77.5B
$340M 2.31%
667,069
-16,293
-2% -$9.4M
AEP icon
14
American Electric Power
AEP
$66.6B
$312M 2.12%
2,283,858
+949,366
+71% +$125M
MRSH
15
Marsh
MRSH
$91.9B
$312M 2.12%
1,871,159
-1,604,431
-46% -$268M
BRK.A icon
16
Berkshire Hathaway Class A
BRK.A
$1.08T
$311M 2.11%
415
-94
-18% -$67.8M
META icon
17
Meta Platforms (Facebook)
META
$1.47T
$307M 2.09%
545,687
-67,116
-11% -$41M
JPM icon
18
JPMorgan Chase
JPM
$951B
$304M 2.06%
927,802
-185,777
-17% -$57.7M
SO icon
19
Southern Company
SO
$102B
$289M 1.97%
3,023,312
-398,445
-12% -$37.5M
TSEM icon
20
Tower Semiconductor
TSEM
$23.5B
$271M 1.84%
1,038,086
+73,051
+8% +$17.5M
ICE icon
21
Intercontinental Exchange
ICE
$91.1B
$250M 1.7%
2,031,582
-48,979
-2% -$7.35M
MA icon
22
Mastercard
MA
$521B
$223M 1.52%
434,186
-18,028
-4% -$8.99M
CME icon
23
CME Group
CME
$103B
$211M 1.44%
955,942
-75,357
-7% -$20.8M
SPGI icon
24
S&P Global
SPGI
$131B
$175M 1.19%
428,573
+45,462
+12% +$19.2M
SII
25
Sprott
SII
$3.42B
$148M 1.01%
1,320,706
-30,476
-2% -$3.99M
1
2 3 4 5

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PFPG
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PF
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ACA
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IMPI
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MIH
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TG
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SMDAM
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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.