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Thompson Investment Management Portfolio holdings

AUM $872M
1-Year Est. Return 35.59%
This Fund
S&P 500
This Quarter Est. Return
+8.85%
1 Year Est. Return
+35.59%
3 Year Est. Return
+83.51%
5 Year Est. Return
+94.67%
10 Year Est. Return
+350.95%
AUM
$798M
AUM Growth
+$48M
Cap. Flow
+$596K
Cap. Flow %
0.07%
Top 10 Hldgs %
27.35%
Holding
543
New
26
Increased
74
Reduced
80
Closed
21

Top Buys

Rank Stock Value
1
ARE icon
Alexandria Real Estate Equities
ARE
+$3.51M
2
CRM icon
Salesforce
CRM
+$3.34M
3
FISV
Fiserv Inc
FISV
+$3.28M
4
CLX icon
Clorox
CLX
+$2.86M
5
CNXC icon
Concentrix
CNXC
+$2.36M

Top Sells

Rank Stock Value
1
LITE icon
Lumentum
LITE
+$10.4M
2
EXAS
Exact Sciences
EXAS
+$5.12M
3
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$5.02M
4
COHR icon
Coherent
COHR
+$3.24M
5
WBD icon
Warner Bros
WBD
+$2.92M

Sector Composition

Rank Sector Weight
1 Technology 22.39%
2 Healthcare 16.44%
3 Financials 15.79%
4 Communication Services 13.04%
5 Industrials 7.26%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
WFC icon
126
Wells Fargo
WFC
$265B
$508K 0.06%
5,447
-200
-4% -$17.4K
IDXX icon
127
Idexx Laboratories
IDXX
$46.9B
$507K 0.06%
750
– –
GNRC icon
128
Generac Holdings
GNRC
$12.2B
$503K 0.06%
3,687
-85
-2% -$13.7K
HAS icon
129
Hasbro
HAS
$13.3B
$500K 0.06%
6,101
-77
-1% -$6.04K
PK icon
130
Park Hotels & Resorts
PK
$2.92B
$496K 0.06%
47,428
-291
-0.6% -$3.12K
XYL icon
131
Xylem
XYL
$28.3B
$487K 0.06%
3,574
-625
-15% -$89.9K
RMD icon
132
ResMed
RMD
$31.9B
$482K 0.06%
2,000
– –
P
133
Everpure Inc
P
$32.6B
$463K 0.06%
6,915
– –
POOL icon
134
Pool Corp
POOL
$7.27B
$406K 0.05%
1,775
+1,100
+163% +$286K
XLK icon
135
State Street Technology Select Sector SPDR ETF
XLK
$122B
$381K 0.05%
2,646
– –
HSIC icon
136
Henry Schein
HSIC
$9.82B
$378K 0.05%
5,000
– –
OKE icon
137
Oneok
OKE
$56.9B
$371K 0.05%
5,041
– –
USMV icon
138
iShares MSCI USA Min Vol Factor ETF
USMV
$24.4B
$368K 0.05%
3,911
– –
BX icon
139
Blackstone
BX
$113B
$346K 0.04%
2,244
– –
SCHH icon
140
Schwab US REIT ETF
SCHH
$11.2B
$342K 0.04%
16,350
+881
+6% +$18.7K
BRK.B icon
141
Berkshire Hathaway Class B
BRK.B
$1.14T
$338K 0.04%
673
+217
+48% +$108K
FBIZ icon
142
First Business Financial Services
FBIZ
$589M
$327K 0.04%
6,020
– –
INTC icon
143
Intel
INTC
$492B
$326K 0.04%
8,844
-400
-4% -$15.1K
SO icon
144
Southern Company
SO
$105B
$324K 0.04%
3,710
-36
-1% -$3.29K
WAB icon
145
Wabtec
WAB
$49.7B
$321K 0.04%
1,505
– –
FSV icon
146
FirstService
FSV
$6.27B
$320K 0.04%
2,061
– –
IWD icon
147
iShares Russell 1000 Value ETF
IWD
$84.2B
$316K 0.04%
1,500
– –
MTD icon
148
Mettler-Toledo International
MTD
$28.6B
$314K 0.04%
225
– –
NVDA icon
149
NVIDIA
NVDA
$5.27T
$311K 0.04%
1,669
-7
-0.4% -$1.3K
MWA icon
150
Mueller Water Products
MWA
$4.07B
$310K 0.04%
13,005
– –
4 5
6
7 8

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F1I
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SA
SoftVest Advisors Abilene, Texas $872M AUM 28.76% 1-Year Est. Return
WCM
Wallace Capital Management Dallas, Texas $871M AUM 13.69% 1-Year Est. Return
ACA
Atlas Capital Advisors Jackson, Wyoming $875M AUM
HP
Havemeyer Place Greenwich, Connecticut $867M AUM
RWM
RMG Wealth Management Platteville, Wisconsin $866M AUM 11.95% 1-Year Est. Return
EI
EAM Investors Solana Beach, California $866M AUM 377.14% 1-Year Est. Return
AGDI
Absolute Gestao de Investimentos Sao Paulo, Brazil $877M AUM 57.36% 1-Year Est. Return

Thompson Investment Management's Q4 2025 Portfolio in Review

As of Q4 2025, Thompson Investment Management held 543 positions worth $798M, up 6.4% from $750M the previous quarter. Its ten largest holdings account for 27% of the portfolio.

Thompson Investment Management's Q4 2025 filing shows 26 new, 74 increased, 80 reduced and 21 closed positions. Its largest new stake was Clorox: 26,314 shares worth $2.65M. The largest sale was Lumentum, an estimated $10.4M.

By sector, the portfolio is most concentrated in Technology at 22% of assets, down from 23% a quarter earlier, followed by Healthcare and Financials.

  • Thompson Investment Management's largest Q4 2025 buy was Clorox: 26,314 shares worth $2.65M.
  • Thompson Investment Management added most to Alexandria Real Estate Equities in Q4 2025, an estimated $3.51M increase.
  • Thompson Investment Management's biggest Q4 2025 reduction was Lumentum, cutting an estimated $10.4M.
  • Thompson Investment Management fully exited Premier in Q4 2025, selling an estimated $724K.
  • Thompson Investment Management's ten largest holdings make up 27% of its $798M portfolio in Q4 2025.
  • Thompson Investment Management opened 26 new positions and closed 21 in Q4 2025.
  • Thompson Investment Management's portfolio value rose 6.4% quarter-over-quarter to $798M.

Based on Thompson Investment Management's 13F filing for Q4 2025, filed 14 Jan 2026.