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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
+2.41%
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
$17.9B
AUM Growth
-$1.41B
Cap. Flow
-$1.59B
Cap. Flow %
-8.92%
Top 10 Hldgs %
43.11%
Holding
135
New
25
Increased
27
Reduced
72
Closed
10

Top Buys

Rank Stock Value
1
WFC icon
Wells Fargo
WFC
+$271M
2
SHEL icon
Shell
SHEL
+$263M
3
UBER icon
Uber
UBER
+$157M
4
AER icon
AerCap
AER
+$156M
5
SO icon
Southern Company
SO
+$88.5M

Top Sells

Rank Stock Value
1
AON icon
Aon
AON
+$356M
2
FCN icon
FTI Consulting
FCN
+$171M
3
BKNG icon
Booking.com
BKNG
+$160M
4
GOOG icon
Alphabet (Google) Class C
GOOG
+$153M
5
MEDP icon
Medpace
MEDP
+$136M

Sector Composition

Rank Sector Weight
1 Financials 28.38%
2 Technology 19.2%
3 Industrials 12.61%
4 Healthcare 11.06%
5 Communication Services 10.96%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
MSFT icon
1
Microsoft
MSFT
$3.71T
$1.27B 7.12%
2,626,566
-21,457
-0.8% -$10.8M
GOOG icon
2
Alphabet (Google) Class C
GOOG
$4.32T
$1.15B 6.45%
3,669,059
-534,777
-13% -$153M
AMZN icon
3
Amazon
AMZN
$2.96T
$939M 5.26%
4,069,955
-416,032
-9% -$95.2M
MRSH
4
Marsh
MRSH
$91.5B
$725M 4.06%
3,905,686
-666,937
-15% -$125M
V icon
5
Visa
V
$677B
$714M 4%
2,035,207
-317,559
-13% -$108M
APH icon
6
Amphenol
APH
$209B
$687M 3.85%
5,085,546
-824,837
-14% -$110M
BKNG icon
7
Booking.com
BKNG
$161B
$601M 3.37%
2,805,125
-775,725
-22% -$160M
SHEL icon
8
Shell
SHEL
$245B
$593M 3.32%
8,075,089
+3,574,353
+79% +$263M
AON icon
9
Aon
AON
$76B
$521M 2.92%
1,477,693
-1,020,396
-41% -$356M
WAT icon
10
Waters Corp
WAT
$39.9B
$493M 2.76%
1,298,752
-252,258
-16% -$92.8M
NOC icon
11
Northrop Grumman
NOC
$81.2B
$482M 2.7%
846,131
-118,657
-12% -$68.9M
AER icon
12
AerCap
AER
$23.8B
$471M 2.64%
3,272,935
+1,179,241
+56% +$156M
WFC icon
13
Wells Fargo
WFC
$264B
$454M 2.55%
4,876,127
+3,120,399
+178% +$271M
META icon
14
Meta Platforms (Facebook)
META
$1.51T
$454M 2.54%
688,205
+1,431
+0.2% +$956K
BRK.A icon
15
Berkshire Hathaway Class A
BRK.A
$1.12T
$443M 2.48%
587
-124
-17% -$92.6M
FCN icon
16
FTI Consulting
FCN
$4.18B
$394M 2.21%
2,305,748
-1,039,907
-31% -$171M
ICE icon
17
Intercontinental Exchange
ICE
$84.4B
$394M 2.21%
2,430,848
-41,518
-2% -$6.5M
JPM icon
18
JPMorgan Chase
JPM
$950B
$327M 1.83%
1,015,553
-158,686
-14% -$49.1M
CME icon
19
CME Group
CME
$94.8B
$311M 1.74%
1,140,499
-362,253
-24% -$98.4M
MA icon
20
Mastercard
MA
$493B
$264M 1.48%
463,159
-49,023
-10% -$27.4M
ATR icon
21
AptarGroup
ATR
$8.61B
$251M 1.41%
2,057,224
-701,802
-25% -$86.7M
CDW icon
22
CDW
CDW
$17B
$243M 1.36%
1,786,808
-573,493
-24% -$84.6M
MEDP icon
23
Medpace
MEDP
$16.5B
$229M 1.28%
407,302
-239,472
-37% -$136M
COR icon
24
Cencora
COR
$61.2B
$209M 1.17%
618,284
-32,387
-5% -$11M
OSIS icon
25
OSI Systems
OSIS
$3.89B
$205M 1.15%
803,602
-52,781
-6% -$13.8M
1
2 3 4 5

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GF
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JFG
Jefferies Financial Group New York $14.6B AUM 40.95% 1-Year Est. Return
FCAS
First Command Advisory Services Fort Worth, Texas $14.8B AUM 18.11% 1-Year Est. Return
Impax Asset Management Group
Impax Asset Management Group London, United Kingdom $14.3B AUM 19.8% 1-Year Est. Return
AT
AMF Tjänstepension Stockholm, Sweden $15.1B AUM 30.1% 1-Year Est. Return
IA
Investor AB Stockholm, Sweden $15.1B AUM 29.02% 1-Year Est. Return
IFP
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Mawer Investment Management's Q4 2025 Portfolio in Review

As of Q4 2025, Mawer Investment Management held 135 positions worth $17.9B, down 7.3% from $19.3B the previous quarter. Its ten largest holdings account for 43% of the portfolio.

Mawer Investment Management withdrew a net $1.59B in Q4 2025, closing 10 positions and reducing 72 holdings. Its most notable exit was Pool Corp, an estimated $132M position sold in full.

By sector, the portfolio is most concentrated in Financials at 28% of assets, down from 29% a quarter earlier, followed by Technology and Industrials.

Against the trend, Mawer Investment Management opened a new position in KKR & Co worth $26.3M.

  • Mawer Investment Management's largest Q4 2025 buy was KKR & Co: 206,248 shares worth $26.3M.
  • Mawer Investment Management added most to Wells Fargo in Q4 2025, an estimated $271M increase.
  • Mawer Investment Management's biggest Q4 2025 reduction was Aon, cutting an estimated $356M.
  • Mawer Investment Management fully exited Pool Corp in Q4 2025, selling an estimated $132M.
  • Mawer Investment Management's ten largest holdings make up 43% of its $17.9B portfolio in Q4 2025.
  • Mawer Investment Management opened 25 new positions and closed 10 in Q4 2025.
  • Mawer Investment Management's portfolio value fell 7.3% quarter-over-quarter to $17.9B.

Based on Mawer Investment Management's 13F filing for Q4 2025, filed 10 Feb 2026.