Follow-The-Filings

Featured 13F manager

Mairs & Power Inc.

St Paul, MN 20 processed 13Fs on this site · 2021 Q3–2026 Q2

  • $10.9B
  • 254 Positions
  • 2026 Q2
  • +11.4% QoQ
  • Top 5 30.0%

Portfolio

2026 Q2 · filed 8/14/2026 · 254 long · top 12 shown

top 5 30.0% · top 10 44.3%

AUM over time

2026 Q2 $10.9B +11.4% QoQ
2021 Q3 · $10B 2021 Q3 · $10B
Q3 2021
2021 Q4 · $10.8B · +8.0% QoQ 2021 Q4 · $10.8B · +8.0% QoQ
Q4
2022 Q1 · $9.9B · −8.1% QoQ 2022 Q1 · $9.9B · −8.1% QoQ
Q1 2022
2022 Q2 · $8.3B · −15.9% QoQ 2022 Q2 · $8.3B · −15.9% QoQ
Q2
2022 Q3 · $7.9B · −5.0% QoQ 2022 Q3 · $7.9B · −5.0% QoQ
Q3
2022 Q4 · $8.3B · +4.8% QoQ 2022 Q4 · $8.3B · +4.8% QoQ
Q4
2023 Q1 · $8.7B · +4.3% QoQ 2023 Q1 · $8.7B · +4.3% QoQ
Q1 2023
2023 Q2 · $9.2B · +6.1% QoQ 2023 Q2 · $9.2B · +6.1% QoQ
Q2
2023 Q3 · $8.5B · −7.3% QoQ 2023 Q3 · $8.5B · −7.3% QoQ
Q3
2023 Q4 · $9.5B · +11.4% QoQ 2023 Q4 · $9.5B · +11.4% QoQ
Q4
2024 Q1 · $10.3B · +8.8% QoQ 2024 Q1 · $10.3B · +8.8% QoQ
Q1 2024
2024 Q2 · $10.3B · +0.2% QoQ 2024 Q2 · $10.3B · +0.2% QoQ
Q2
2024 Q3 · $10.6B · +2.7% QoQ 2024 Q3 · $10.6B · +2.7% QoQ
Q3
2024 Q4 · $10.3B · −2.8% QoQ 2024 Q4 · $10.3B · −2.8% QoQ
Q4
2025 Q1 · $9.6B · −7.0% QoQ 2025 Q1 · $9.6B · −7.0% QoQ
Q1 2025
2025 Q2 · $10.1B · +5.4% QoQ 2025 Q2 · $10.1B · +5.4% QoQ
Q2
2025 Q3 · $10.6B · +5.0% QoQ 2025 Q3 · $10.6B · +5.0% QoQ
Q3
2025 Q4 · $10.4B · −2.3% QoQ 2025 Q4 · $10.4B · −2.3% QoQ
Q4
2026 Q1 · $9.8B · −5.8% QoQ 2026 Q1 · $9.8B · −5.8% QoQ
Q1 2026
2026 Q2 · $10.9B · +11.4% QoQ 2026 Q2 · $10.9B · +11.4% QoQ
Q2

Book

2021 Q4 2021 Q3 · filed 14 Feb · long equity

MSFT - Microsoft 6.28% Reduce −3.3% 2,014,805 $336.32 $678M −68,725 +$90M
GOOG - Alphabet · CL C 6.24% Add +0.4% 232,694 $2,894 $673M +938 +$56M
UNH - Unitedhealth Group 4.27% Reduce −1.4% 917,537 $502.14 $461M −13,223 +$97M
ECL - Ecolab 3.94% Reduce −0.8% 1,813,460 $234.59 $425M −14,388 +$44M
AMZN - Amazon 3.57% Add +7.9% 115,601 $3,334 $385M +8,496 +$34M
USB - US Bancorp Del 3.50% Add +3.1% 6,722,887 $56.17 $378M +202,562 −$10M
NVDA - Nvidia 3.14% Reduce −13.6% 1,152,673 $294.11 $339M −181,798 +$63M
TECH - Bio-Techne 3.13% Reduce −1.3% 653,815 $517.34 $338M −8,819 +$17M
GGG - Graco 3.09% Reduce −0.4% 4,140,325 $80.62 $334M −16,021 +$43M
MDT - Medtronic 2.62% Reduce −0.2% 2,729,370 $103.45 $282M −6,711 −$61M
TTC - TORO 2.52% Add +4.5% 2,723,989 $99.91 $272M +117,126 +$18M
JNJ - Johnson & Johnson 2.46% Add +0.3% 1,551,226 $171.07 $265M +3,882 +$15M
LFUS - Littelfuse 2.34% Add +3.7% 802,624 $314.68 $253M +28,783 +$41M
HRL - Hormel Foods 2.21% Add +2.9% 4,898,985 $48.81 $239M +138,728 +$44M
V - VISA · CL A 2.13% Add +0.3% 1,060,792 $216.71 $230M +3,452 −$6M
FUL - Fuller H B 2.03% Reduce −0.2% 2,702,753 $81.00 $219M −5,783 +$44M
FISV - Fiserv 2.01% Reduce −0.2% 2,087,080 $103.79 $217M −4,280 −$10M
FAST - Fastenal 1.97% Reduce −2.4% 3,321,021 $64.06 $213M −81,073 +$37M
MSI - Motorola Solutions 1.96% Reduce −4.7% 777,374 $271.70 $211M −38,350 +$22M
ABT - Abbott Labs 1.95% Reduce −0.6% 1,499,599 $140.74 $211M −9,087 +$33M
QCOM - Qualcomm 1.91% Reduce −0.1% 1,130,455 $182.87 $207M −1,483 +$61M
DCI - Donaldson 1.83% Reduce −0.3% 3,325,810 $59.26 $197M −11,309 +$6M
SHW - Sherwin Williams 1.77% Reduce −3.0% 541,356 $352.16 $191M −16,866 +$34M
LLY - Lilly Eli & 1.70% Reduce 0.0% 663,014 $276.22 $183M −191 +$30M
WFC - Wells Fargo 1.63% Reduce −0.4% 3,667,548 $47.98 $176M −14,189 +$5M
HD - Home Depot 1.59% Reduce −1.8% 414,621 $415.01 $172M −7,401 +$34M
MMM - 3M 1.56% Reduce −4.0% 945,626 $177.63 $168M −39,876 −$5M
SCHW - Schwab Charles 1.48% Add +19.7% 1,905,412 $84.10 $160M +313,691 +$44M
DIS - Disney Walt 1.43% Reduce −0.6% 999,901 $154.89 $155M −5,867 −$15M
HON - Honeywell Intl 1.40% Reduce −1.5% 723,234 $208.51 $151M −11,231 −$5M
NVT - Nvent Electric 1.35% Reduce −0.4% 3,843,200 $38.00 $146M −14,626 +$21M
CHRW - C H Robinson Worldwide 1.33% Add +2.2% 1,338,323 $107.63 $144M +29,291 +$30M
TNC - Tennant 1.26% Add +0.2% 1,680,102 $81.04 $136M +2,956 +$12M
TGT - Target 1.20% Reduce −0.2% 560,326 $231.44 $130M −859 +$1M
SYY - Sysco 1.03% Add +49.5% 1,421,254 $78.55 $112M +470,276 +$37M
PFG - Principal Financial 0.99% Reduce −11.2% 1,477,014 $72.33 $107M −186,309 −$286K
Activision Blizzard 0.65% Reduce −5.2% 1,051,997 $66.53 $70M −57,878 −$16M
AXP - American Express 0.60% Reduce −36.3% 397,127 $163.60 $65M −226,779 −$40M
GLW - Corning 0.59% Reduce −0.9% 1,702,469 $37.23 $63M −15,093 +$709K
DGII - Digi Intl 0.58% Reduce −1.2% 2,549,412 $24.57 $63M −31,326 +$8M
JAMF 0.57% Add +5.9% 1,619,350 $38.01 $62M +90,824 +$3M
CRM - Salesforce 0.57% New 241,517 $254.13 $61M +241,517 +$61M
UPS - United Parcel Service · CL B 0.49% Reduce −1.5% 245,915 $214.34 $53M −3,823 +$7M
WK - Workiva · CL A 0.48% Reduce −4.6% 399,431 $130.49 $52M −19,050 −$7M
ROK - Rockwell Automation 0.48% Reduce −0.1% 149,073 $348.85 $52M −114 +$8M
LNT - Alliant Energy 0.44% Reduce −0.2% 774,984 $61.47 $48M −1,911 +$4M
PFE - Pfizer 0.41% Reduce −54.1% 751,298 $59.05 $44M −884,335 −$26M
BAX - Baxter Intl 0.41% Reduce −10.3% 516,468 $85.84 $44M −59,496 −$2M
ONB - Old Natl Bancorp Ind 0.41% Reduce −3.2% 2,439,905 $18.12 $44M −81,029 +$1M
PII - Polaris 0.41% Add +50.8% 398,710 $109.91 $44M +134,243 +$12M

Showing top 50 of 206 by value

Exits / last held

not current holdings · last reported size, unchanged · gone vs 2021 Q3

Stock % of portfolio Recent activity Shares Reported price* Value Share change $ change
Coresite Rlty 1.47% Exit 0 $138.54 $146M −1,057,458 −$146M
Microvast 0.01% Exit 0 $8.22 $576K −70,100 −$576K
EXC - Exelon Exit 0 $48.26 $303K −6,278 −$303K
XYZ - Block · CL A Exit 0 $240.00 $240K −1,000 −$240K
Mdu Res Group Exit 0 $29.62 $235K −7,933 −$235K
BP - BP PLC Exit 0 $27.37 $206K −7,526 −$206K
Reata Pharmaceuticals · CL A Exit 0 $100.50 $201K −2,000 −$201K
XYL - Xylem Exit 0 $123.46 $200K −1,620 −$200K

* Reported price is value ÷ shares from the 13F as of period end — not a live market quote. Weight % is each long-equity position ÷ full 13F AUM, so rows may not sum to 100% when the filing includes options or other non-equity (excluded from this table). Share change and $ change are vs 2021 Q3. Click column headers to sort · click New / Hold / Add / Reduce to promote that move type to the top. Exit opens the last-held block below.

Filings history

20 periods · normalized AUM · open a period for holdings

Period Holdings AUM QoQ Form Filed Filing ID
2026 Q2 254 $10.9B +11.4% 13F-HR 8/14/2026 000117266126003496
2026 Q1 245 $9.8B −5.8% 13F-HR 5/14/2026 000117266126001819
2025 Q4 243 $10.4B −2.3% 13F-HR 2/17/2026 000117266126001057
2025 Q3 248 $10.6B +5.0% 13F-HR 11/14/2025 000117266125004985
2025 Q2 235 $10.1B +5.4% 13F-HR 8/14/2025 000117266125003391
2025 Q1 221 $9.6B −7.0% 13F-HR 5/15/2025 000117266125002089
2024 Q4 229 $10.3B −2.8% 13F-HR 2/14/2025 000117266125000936
2024 Q3 228 $10.6B +2.7% 13F-HR 11/14/2024 000117266124004776
2024 Q2 222 $10.3B +0.2% 13F-HR 8/14/2024 000117266124003458
2024 Q1 226 $10.3B +8.8% 13F-HR 5/15/2024 000117266124002334
2023 Q4 231 $9.5B +11.4% 13F-HR 2/14/2024 000117266124001540
2023 Q3 214 $8.5B −7.3% 13F-HR 11/14/2023 000117266123003911
2023 Q2 226 $9.2B +6.1% 13F-HR 8/14/2023 000117266123003105
2023 Q1 236 $8.7B +4.3% 13F-HR 5/15/2023 000117266123002191
2022 Q4 227 $8.3B +4.8% 13F-HR 2/14/2023 000117266123001162
2022 Q3 221 $7.9B −5.0% 13F-HR 11/14/2022 000117266122002437
2022 Q2 202 $8.3B −15.9% 13F-HR 8/15/2022 000117266122001872
2022 Q1 216 $9.9B −8.1% 13F-HR 5/16/2022 000117266122001407
2021 Q4 218 $10.8B +8.0% 13F-HR 2/14/2022 000117266122000530
2021 Q3 210 $10B 13F-HR 11/15/2021 000117266121002287

About

MAIRS & POWER INC

20 processed 13Fs on this site · 2021 Q3–2026 Q2

SEC filing name
MAIRS & POWER INC
Location
St Paul, MN
All SEC filings
View on sec.gov