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.

Performance

Stocks

# Ticker Shares Shares Value % Portfolio Change QoQ Change Quarter Current Price Report Date
01 MSFT

Microsoft Corpor...

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Q2 2025 $483.16 06/30/2025
02 NVDA

NVIDIA Corporati...

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Q2 2025 $182.41 06/30/2025
03 AMZN

Amazon.com, Inc.

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Q2 2025 $229.53 06/30/2025
04 JPM

JPMorgan Chase &...

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Q2 2025 $315.01 06/30/2025
05 GGG

Graco Inc.

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Q2 2025 $83.45 06/30/2025
06 UNH

UnitedHealth Gro...

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Q2 2025 $330.64 06/30/2025
07 GOOG

Alphabet Inc.

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Q2 2025 $322.09 06/30/2025
08 FI

Fiserv, Inc.

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Q2 2025 $63.80 06/30/2025
09 LLY

Eli Lilly and Co...

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Q2 2025 $1,009.76 06/30/2025
10 V

Visa Inc.

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Q2 2025 $331.11 06/30/2025
11 TTC

The Toro Company

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Q2 2025 $71.20 06/30/2025
12 AAPL

Apple Inc.

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Q2 2025 $278.78 06/30/2025
13 FAST

Fastenal Company

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Q2 2025 $41.50 06/30/2025
14 ECL

Ecolab Inc.

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Q2 2025 $259.71 06/30/2025
15 MSI

Motorola Solutio...

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Q2 2025 $374.13 06/30/2025
16 LFUS

Littelfuse, Inc.

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Q2 2025 $259.55 06/30/2025
17 LNT

Alliant Energy C...

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Q2 2025 $65.50 06/30/2025
18 WFC

Wells Fargo & Co...

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Q2 2025 $89.81 06/30/2025
19 NVT

nVent Electric p...

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Q2 2025 $107.69 06/30/2025
20 META

Meta Platforms, ...

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Q2 2025 $673.42 06/30/2025
Showing 1 to 20 of 208 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.