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MPI

Mairs & Power Inc Portfolio holdings

AUM $10.9B
1-Year Est. Return 27.5%
This Fund
S&P 500
This Quarter Est. Return
+16.4%
1 Year Est. Return
+27.5%
3 Year Est. Return
+83.61%
5 Year Est. Return
+104.32%
10 Year Est. Return
+340.61%
AUM
$10.9B
AUM Growth
+$1.11B
Cap. Flow
-$187M
Cap. Flow %
-1.72%
Top 10 Hldgs %
44.31%
Holding
262
New
17
Increased
54
Reduced
110
Closed
8

Top Buys

Rank Stock Value
1
AJG icon
Arthur J. Gallagher & Co
AJG
+$66.2M
2
CME icon
CME Group
CME
+$54.1M
3
WM icon
Waste Management
WM
+$42.9M
4
GOOG icon
Alphabet (Google) Class C
GOOG
+$25.7M
5
BSY icon
Bentley Systems
BSY
+$23.9M

Top Sells

Rank Stock Value
1
UNH icon
UnitedHealth
UNH
+$67.1M
2
QCOM icon
Qualcomm
QCOM
+$55.8M
3
LFUS icon
Littelfuse
LFUS
+$53.1M
4
HON icon
Honeywell
HON
+$47.1M
5
JPM icon
JPMorgan Chase
JPM
+$40.6M

Sector Composition

Rank Sector Weight
1 Technology 33.64%
2 Industrials 16.49%
3 Healthcare 10.96%
4 Financials 10.7%
5 Communication Services 8.79%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
NVDA icon
1
NVIDIA
NVDA
$5.25T
$942M 8.64%
4,707,792
-53,559
-1% -$11M
MSFT icon
2
Microsoft
MSFT
$3.81T
$728M 6.68%
1,950,737
+8,346
+0.4% +$3.38M
AMZN icon
3
Amazon
AMZN
$2.87T
$620M 5.68%
2,599,441
-3,471
-0.1% -$871K
GOOG icon
4
Alphabet (Google) Class C
GOOG
$4.19T
$595M 5.46%
1,683,439
+71,829
+4% +$25.7M
LLY icon
5
Eli Lilly
LLY
$1.05T
$386M 3.54%
322,129
-4,177
-1% -$4.27M
NVT icon
6
nVent Electric
NVT
$24B
$348M 3.19%
2,052,813
-13,607
-0.7% -$2.12M
AAPL icon
7
Apple
AAPL
$4.67T
$329M 3.02%
1,138,448
-69,950
-6% -$20M
JPM icon
8
JPMorgan Chase
JPM
$951B
$302M 2.77%
923,550
-130,647
-12% -$40.6M
V icon
9
Visa
V
$712B
$292M 2.68%
852,050
+11,133
+1% +$3.57M
GGG icon
10
Graco
GGG
$12.8B
$287M 2.63%
3,797,451
-18,233
-0.5% -$1.44M
LFUS icon
11
Littelfuse
LFUS
$10.3B
$274M 2.52%
602,104
-122,606
-17% -$53.1M
TTC icon
12
Toro Company
TTC
$9.43B
$261M 2.39%
2,676,474
-42,509
-2% -$3.95M
ENTG icon
13
Entegris
ENTG
$20.6B
$234M 2.15%
1,301,640
-41,464
-3% -$5.98M
UNH icon
14
UnitedHealth
UNH
$353B
$233M 2.14%
559,951
-181,132
-24% -$67.1M
TSM icon
15
TSMC
TSM
$2.17T
$227M 2.09%
476,245
-10,008
-2% -$4.06M
MSI icon
16
Motorola Solutions
MSI
$80.4B
$226M 2.08%
544,876
+4,144
+0.8% +$1.73M
ECL icon
17
Ecolab
ECL
$80.4B
$217M 1.99%
777,541
+15,723
+2% +$4.14M
WEC icon
18
WEC Energy
WEC
$34.6B
$209M 1.92%
1,787,905
-122,780
-6% -$14M
PANW icon
19
Palo Alto Networks
PANW
$303B
$205M 1.88%
599,841
+67,162
+13% +$15.4M
LNT icon
20
Alliant Energy
LNT
$17.6B
$203M 1.86%
2,657,913
-231,147
-8% -$16.8M
TECH icon
21
Bio-Techne
TECH
$11.3B
$191M 1.75%
2,700,698
-49,584
-2% -$2.68M
META icon
22
Meta Platforms (Facebook)
META
$1.47T
$188M 1.72%
332,871
+8,246
+3% +$5.04M
FAST icon
23
Fastenal
FAST
$57.1B
$186M 1.71%
3,870,891
-51,551
-1% -$2.34M
SHW icon
24
Sherwin-Williams
SHW
$83.7B
$152M 1.39%
440,586
+2,826
+0.6% +$903K
CHRW icon
25
C.H. Robinson
CHRW
$17.6B
$145M 1.33%
770,708
-77,495
-9% -$13.8M
1
2 3 4 5

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Mairs & Power Inc's Q2 2026 Portfolio in Review

As of Q2 2026, Mairs & Power Inc held 262 positions worth $10.9B, up 11% from $9.79B the previous quarter. Its ten largest holdings account for 44% of the portfolio.

Mairs & Power Inc's Q2 2026 filing shows 17 new, 54 increased, 110 reduced and 8 closed positions. Its largest new stake was Arthur J. Gallagher & Co: 311,539 shares worth $71.5M. The largest sale was UnitedHealth, an estimated $67.1M.

By sector, the portfolio is most concentrated in Technology at 34% of assets, up from 33% a quarter earlier, followed by Industrials and Healthcare.

  • Mairs & Power Inc's largest Q2 2026 buy was Arthur J. Gallagher & Co: 311,539 shares worth $71.5M.
  • Mairs & Power Inc added most to Waste Management in Q2 2026, an estimated $42.9M increase.
  • Mairs & Power Inc's biggest Q2 2026 reduction was UnitedHealth, cutting an estimated $67.1M.
  • Mairs & Power Inc fully exited Honeywell in Q2 2026, selling an estimated $47.1M.
  • Mairs & Power Inc's ten largest holdings make up 44% of its $10.9B portfolio in Q2 2026.
  • Mairs & Power Inc opened 17 new positions and closed 8 in Q2 2026.
  • Mairs & Power Inc's portfolio value rose 11% quarter-over-quarter to $10.9B.

Based on Mairs & Power Inc's 13F filing for Q2 2026, filed 14 Aug 2026.