MAIRS & POWER INCMAIRS & POWER INC

Institutional investor · Portfolio as of Q1 2025

SEC EDGAR SourceSEC Filings

Top Holdings221 positions

Checking export access…
Activity:
Stock
Shares
Value
Weight
Avg Buy
Est. P&L
Held
Conviction

MICROSOFT CORP

2M$749.4M7.8%$144.79+160.23%
25 qtrssince 2019-Q1
Increased
62

NVIDIA CORP

5.8M$628.8M6.5%$112.04-2.13%
24 qtrssince 2019-Q2
Decreased
0

UNITEDHEALTH GROUP INC

906,654$474.9M4.9%$286.88+76.30%
25 qtrssince 2019-Q1
Increased
60

AMAZON.COM INC

2.4M$456.2M4.7%$111.04+73.56%
25 qtrssince 2019-Q1
Increased
58

JPMORGAN CHASE & CO

1.7M$407.9M4.2%$115.55+105.95%
25 qtrssince 2019-Q1
Decreased
0

FISERV INC

1.7M$379.3M3.9%$92.05+134.81%
25 qtrssince 2019-Q1
Decreased
0

GRACO INC

3.9M$327.7M3.4%$47.53+72.09%
25 qtrssince 2019-Q1
Decreased
0

ALPHABET INC-CL C

2M$320M3.3%$95.46+63.03%
25 qtrssince 2019-Q1
Decreased
0

ELI LILLY & CO

364,793$301.3M3.1%$192.17+325.28%
25 qtrssince 2019-Q1
Increased
61

APPLE INC

1.4M$301.1M3.1%$181.56+21.59%
25 qtrssince 2019-Q1
Increased
57

VISA INC-CLASS A SHARES

824,113$288.8M3.0%$190.34+82.03%
25 qtrssince 2019-Q1
Decreased
0

TORO CO

3.7M$265.6M2.8%$68.54+4.72%
25 qtrssince 2019-Q1
Increased
54

MOTOROLA SOLUTIONS INC

477,605$209.1M2.2%$138.18+210.78%
25 qtrssince 2019-Q1
Decreased
0

FASTENAL CO

2.7M$208.6M2.2%$14.97+151.05%
25 qtrssince 2019-Q1
Decreased
0

ECOLAB INC

773,186$196M2.0%$169.18+46.36%
25 qtrssince 2019-Q1
Decreased
0

ALLIANT ENERGY CORP

3M$195.9M2.0%$46.87+31.03%
25 qtrssince 2019-Q1
Decreased
0

LITTELFUSE INC

883,427$173.8M1.8%$188.22+5.77%
25 qtrssince 2019-Q1
Increased
48

JOHNSON & JOHNSON

999,021$165.7M1.7%$115.99+38.05%
25 qtrssince 2019-Q1
Decreased
0

SHERWIN-WILLIAMS CO/THE

471,331$164.6M1.7%$246.43+36.95%
25 qtrssince 2019-Q1
Decreased
0

WELLS FARGO & CO

2.2M$156.8M1.6%$31.52+120.38%
25 qtrssince 2019-Q1
Decreased
0
$9.6B
AUM
221
Positions
Q1 2025
Filing
Rating · 4.5
Quarterly Portfolio Change
+11%Q4'23$9.5B+9%Q1'24$10.3B+0%Q2'24$10.3B+3%Q3'24$10.6B-3%Q4'24$10.3B-7%Q1'25$9.6B
Activity profile
$ moved · Q1'25
New5%Increased35%Decreased60%Exited0%
Composition
Equity vs derivatives
Equity100%Puts0%Calls0%
Holding period
Avg 4.8 years
<1Q2%1-4Q6%1-2Y2%2Y+90%

MAIRS & POWER INC manages $9.6B across 221 positions as of Q1 2025. Top holdings: MSFT (7.8%), NVDA (6.5%), UNH (4.9%). Fund DNA: Steady Compounder. HoldingsIntel Rating: 4.5/5.0.

Q1 2025 Summary

Active quarter - 8 new positions, 16 exits, 54 increased. Top move: MSFT (INCREASED, conviction 62). Portfolio: $9.6B across 221 positions.

Top holdings by portfolio weight

Total AUM$10B
MSFT7.80%
NVDA6.54%
UNH4.94%
AMZN4.75%
JPM4.24%
FISV3.95%
GGG3.41%
GOOG3.33%
LLY3.13%
AAPL3.13%
Other3.01%

Portfolio allocation by GICS sector

Sectors11
Technology27.44%
Industrials15.60%
Healthcare13.96%
Financial Services13.23%
Consumer Cyclical6.99%
Communication Services5.47%
Basic Materials5.34%
Unknown4.31%
Utilities4.06%
Consumer Defensive3.46%
Other0.14%

Behavioral investing profile

Checking access…
Steady Compounder- primarily Technology, Industrials, Healthcare
Compare DNA across all funds
7-dimension quality assessment
Elite(4.5 / 5.0)
Track Record78
Conviction39
Concentration67
Checking access…

Position Outcomes

Best and worst performing positions by estimated return

Cost basis estimates based on full filing history using quarter-end prices. Actual transaction prices are not disclosed in 13F filings.

Similar Funds

Funds with similar investing DNA

Accumulation Streaks

Positions with 2+ consecutive quarters of increases - persistent directional conviction.

Security
8Q
CTASCTASCINTAS CORP
Q3 2024 Q2 2026+23,488 shares+$2M
7Q
PANWPANWPALO ALTO NETWORKS INC
Q4 2024 Q2 2026+584,305 shares+$199.2M
5Q
AMPAMPAMERIPRISE FINANCIAL INC
Q2 2025 Q2 2026+186,423 shares+$84.8M
Checking access…

Data sourced from SEC EDGAR 13F filings. Not financial advice. Full disclaimer

Analytics tracking helps us improve the product. Essential functions stay on either way. How analytics data is used