Robert W. Mairs

Robert W. Mairs

MAIRS & POWER INC

CIK: 0001070134

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Last Update On: Nov 01, 2025

Robert W. Mairs is the Chief Executive Officer and President of Mairs & Power, Inc., an independent, employee-owned investment advisory firm. He joined the firm in 2015 as general counsel and has since held various leadership roles, including chief compliance officer and president. In October 2024, he was named CEO, succeeding Mark L. Henneman.

Sector Allocations

Trade Activity

# Ticker Activity Shares Traded Shares Value Shares Owned Avg. Buy Price Quarter Filing Date Report Date
461
ALTR

Altair Engineeri...

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122.96 K
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Q4 2024 02/14/2025 12/31/2024
462
BAX

Baxter Internati...

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7.64 K
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Q4 2024 02/14/2025 12/31/2024
463
SKYT

SkyWater Technol...

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27.45 K
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Q4 2024 02/14/2025 12/31/2024
464
BAC

Bank of America ...

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840
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Q4 2024 02/14/2025 12/31/2024
465
MO

Altria Group, In...

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3
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Q4 2024 02/14/2025 12/31/2024
466
ENTG

Entegris, Inc.

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105.46 K
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Q4 2024 02/14/2025 12/31/2024
467
TGT

Target Corporati...

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7.18 K
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Q4 2024 02/14/2025 12/31/2024
468
XOM

Exxon Mobil Corp...

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282
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Q4 2024 02/14/2025 12/31/2024
469
FAST

Fastenal Company

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22.50 K
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Q4 2024 02/14/2025 12/31/2024
470
SCHW

The Charles Schw...

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120.73 K
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Q4 2024 02/14/2025 12/31/2024
471
COP

ConocoPhillips

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2.84 K
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Q4 2024 02/14/2025 12/31/2024
472
THRM

Gentherm Incorpo...

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1.81 K
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Q4 2024 02/14/2025 12/31/2024
473
PFG

Principal Financ...

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46.50 K
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Q4 2024 02/14/2025 12/31/2024
474
HD

The Home Depot, ...

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2.16 K
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Q4 2024 02/14/2025 12/31/2024
475
DE

Deere & Company

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25
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Q4 2024 02/14/2025 12/31/2024
476
KO

The Coca-Cola Co...

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950
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Q4 2024 02/14/2025 12/31/2024
477
SOLV

Solventum Corpor...

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3.98 K
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Q4 2024 02/14/2025 12/31/2024
478
DIS

The Walt Disney ...

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9.23 K
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Q4 2024 02/14/2025 12/31/2024
479
TT

Trane Technologi...

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20
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Q4 2024 02/14/2025 12/31/2024
480
UPS

United Parcel Se...

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16.62 K
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Q4 2024 02/14/2025 12/31/2024
Showing 461 to 480 of 3684 results
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Frequently Asked Questions

02

Robert W. Mairs is the Chief Executive Officer and President of Mairs & Power, Inc., an independent, employee-owned investment advisory firm. He joined the firm in 2015 as general counsel and has since held various leadership roles, including chief compliance officer and president. In October 2024, he was named CEO, succeeding Mark L. Henneman.

02

Explore Robert W. Mairs largest investments on Stocks.News, including companies like Microsoft Corporation , NVIDIA Corporation , Alphabet Inc. , and their significance in his portfolio.

02

Robert W. Mairs portfolio updates are typically published quarterly through SEC 13F filings, which provide detailed information about their holdings, including recent buys and sells.

02

Robert W. Mairs currently invests in companies such as Autodesk, Inc.

02

The largest holding in Robert W. Mairs portfolio is Microsoft Corporation.

02

As of Jun 30, 2025, Robert W. Mairs portfolio is valued at approximately $10.13 B, based on the latest filings available on Stocks.News.