Mairs & Power portfolio

Every US-listed position Mairs & Power Inc reported in its 13F for Q2 2026, the quarter ended 2026-06-30, filed with the SEC on 2026-08-14. 254 positions at the quarter end, after opening 17 and exiting 8 during it.

50 largest positions

TickerCompanyAllocationValueSharesChange
NVDANVIDIA Corp8.64%$941.98M4,707,792Trimmed
MSFTMicrosoft Corp6.68%$727.66M1,950,737Added
AMZNAmazon.com Inc5.68%$619.55M2,599,441Trimmed
GOOGAlphabet Inc.5.46%$594.81M1,683,439Added
LLYEli Lilly & Co3.54%$386.37M322,129Trimmed
NVTnVent Electric plc3.19%$348.18M2,052,813Trimmed
AAPLApple Inc.3.02%$329.42M1,138,448Trimmed
JPMJPMorgan Chase & Co2.77%$302.31M923,550Trimmed
VVisa Inc.2.68%$292.33M852,050Added
GGGGraco Inc2.63%$287.13M3,797,451Trimmed
LFUSLittelfuse Inc2.52%$274.16M602,104Trimmed
TTCToro Co2.39%$260.74M2,676,474Trimmed
ENTGEntegris Inc2.15%$234.11M1,301,640Trimmed
UNHUnitedHealth Group Inc2.14%$232.73M559,951Trimmed
TSMTaiwan Semiconductor Manufacturing Co Ltd2.09%$227.44M476,245Trimmed
MSIMotorola Solutions, Inc.2.08%$226.28M544,876Added
ECLEcolab Inc.1.99%$216.63M777,541Added
WECWEC Energy Group, Inc.1.92%$208.77M1,787,905Trimmed
PANWPalo Alto Networks Inc1.88%$204.56M599,841Added
LNTAlliant Energy Corp1.86%$202.77M2,657,913Trimmed
TECHBio-Techne Corp1.75%$190.80M2,700,698Trimmed
METAMeta Platforms, Inc.1.72%$187.50M332,871Added
FASTFastenal Co1.71%$185.92M3,870,891Trimmed
SHWSherwin-Williams Co1.39%$151.70M440,586Added
CHRWC. H. Robinson Worldwide, Inc.1.33%$145.16M770,708Trimmed
FULFuller H B Co1.30%$141.95M2,435,168Added
VZVerizon Communications Inc1.28%$139.38M3,291,850Trimmed
WMWaste Management Inc1.21%$131.73M591,025Added
ROKRockwell Automation, Inc1.17%$127.64M257,811Trimmed
FISVFiserv Inc1.03%$112.47M2,293,029Added
JNJJohnson & Johnson0.99%$107.43M423,010Trimmed
AMPAmeriprise Financial Inc0.90%$98.20M214,056Added
CGNXCognex Corp0.87%$94.71M1,307,856Added
HRLHormel Foods Corp0.77%$84.34M3,398,047Trimmed
CASYCasey's General Stores Inc0.66%$72.43M91,125Trimmed
WFCWells Fargo & Company0.66%$72.08M872,186Trimmed
AJGArthur J. Gallagher & Co.0.66%$71.52M311,539New
ABTAbbott Laboratories0.61%$66.18M729,358Added
TXNTexas Instruments Inc0.59%$64.82M217,453Trimmed
TNCTennant Co0.55%$59.68M681,800Trimmed
ISRGIntuitive Surgical Inc0.53%$58.24M146,459Added
MMM3M Co0.52%$56.56M349,350Trimmed
HDHome Depot, Inc.0.49%$53.77M152,452Trimmed
TRVTravelers Companies, Inc.0.47%$51.66M156,482Added
AXPAmerican Express Co0.45%$49.25M145,612Trimmed
IDAIDACORP Inc0.43%$46.90M309,970Added
MEDPMedpace Holdings, Inc.0.42%$45.92M86,715Added
CMECME Group Inc.0.40%$43.19M195,585New
DCIDonaldson Co Inc0.38%$41.63M463,717Trimmed
WKWorkiva Inc0.37%$40.24M829,491Added

Showing the 50 largest of 254 positions by allocation. The full portfolio, sortable by value, allocation and share count, loads below.

What changed in Q2 2026

ActionTickerCompanyShare changeValue
TrimmedNVDANVIDIA Corp-53,559$941.98M
AddedMSFTMicrosoft Corp+8,346$727.66M
TrimmedAMZNAmazon.com Inc-3,471$619.55M
AddedGOOGAlphabet Inc.+71,829$594.81M
TrimmedLLYEli Lilly & Co-4,177$386.37M
TrimmedNVTnVent Electric plc-13,607$348.18M
TrimmedAAPLApple Inc.-69,950$329.42M
TrimmedJPMJPMorgan Chase & Co-130,647$302.31M
AddedVVisa Inc.+11,133$292.33M
TrimmedGGGGraco Inc-18,233$287.13M
TrimmedLFUSLittelfuse Inc-122,606$274.16M
TrimmedTTCToro Co-42,509$260.74M
TrimmedENTGEntegris Inc-41,464$234.11M
TrimmedUNHUnitedHealth Group Inc-181,132$232.73M
TrimmedTSMTaiwan Semiconductor Manufacturing Co Ltd-10,008$227.44M
AddedMSIMotorola Solutions, Inc.+4,144$226.28M
AddedECLEcolab Inc.+15,723$216.63M
TrimmedWECWEC Energy Group, Inc.-122,780$208.77M
AddedPANWPalo Alto Networks Inc+67,162$204.56M
TrimmedLNTAlliant Energy Corp-231,147$202.77M
TrimmedTECHBio-Techne Corp-49,584$190.80M
AddedMETAMeta Platforms, Inc.+8,246$187.50M
TrimmedFASTFastenal Co-51,551$185.92M
AddedSHWSherwin-Williams Co+2,826$151.70M
TrimmedCHRWC. H. Robinson Worldwide, Inc.-77,495$145.16M

The 25 largest changes by value. The full quarter, filterable by action, loads below.

Other investors

George SorosFirst Eagle InvestmentDodge & CoxRay DalioPolen Capital MgmtKen GriffinLee AinslieBill Nygren

13F filings