Mairs & Power Inc

Institutional manager — quarterly 13F holdings, Q ending 2026-03-31

Reported value
$9.79B
Q ending 2026-03-31
Prior quarter
$10.39B
Q ending 2025-12-31
Change
-5.8% QoQ · +1.8% YoY
Positions
245
reported holdings

Largest positions

Top 100 of 245 reported positions by value, Q ending 2026-03-31. A manager can hold shares, calls and puts on the same security at once — such positions are listed as separate rows. Type: Shares = common stock, Put/Call = option positions (valued at the underlying), Principal = debt. Tickers link to stock pages where covered.
HoldingTickerTypeValueShares
Nvidia CorporationNVDAShares$830.4M4.8M
Microsoft CorpMSFTShares$719.0M1.9M
Amazon Com IncAMZNShares$542.1M2.6M
Alphabet IncGOOGShares$462.3M1.6M
Graco IncGGGShares$323.0M3.8M
Jpmorgan Chase & CoJPMShares$310.1M1.1M
Apple IncAAPLShares$306.7M1.2M
Eli Lilly & CoLLYShares$300.1M326K
Visa IncVShares$254.2M841K
Toro CoTTCShares$254.1M2.7M
Littelfuse IncLFUSShares$245.9M725K
Nvent Elec PlcShares$244.4M2.1M
Motorola Solutions IncMSIShares$234.7M541K
Wec Energy Group IncWECShares$221.2M1.9M
Alliant Energy CorpLNTShares$207.3M2.9M
Ecolab IncECLShares$202.7M762K
Unitedhealth Group IncUNHShares$200.5M741K
Meta Platforms IncMETAShares$185.7M325K
Fastenal CoFASTShares$182.0M3.9M
Verizon Communications IncVZShares$166.4M3.3M
Taiwan Semiconductor ManufacTSMShares$164.3M486K
Entegris IncENTGShares$157.5M1.3M
Fuller H B CoFULShares$145.7M2.4M
Bio-Techne CorpTECHShares$143.7M2.8M
Johnson & JohnsonJNJShares$141.2M578K
C H Robinson Worldwide InCHRWShares$140.9M848K
Sherwin Williams CoSHWShares$140.3M438K
Fiserv IncFISVShares$120.1M2.2M
Wells Fargo & CoWFCShares$108.7M1.4M
Rockwell Automation IncROKShares$101.8M284K
Waste Mgmt Inc DelWMShares$91.5M398K
Ameriprise Finl IncAMPShares$87.6M197K
Palo Alto Networks IncPANWShares$85.4M533K
Hormel Foods CorpHRLShares$77.4M3.4M
Abbott LaboratoriesABTShares$74.1M722K
Caseys Gen Stores IncCASYShares$69.8M96K
Qualcomm IncQCOMShares$61.6M478K
Cognex CorpCGNXShares$60.0M1.2M
Tennant CoTNCShares$53.4M803K
3M CoMMMShares$51.1M352K
Home Depot IncHDShares$50.5M153K
Honeywell Intl IncHONGBPShares$47.1M208K
Intuitive Surgical IncISRGShares$46.0M100K
American Express CoAXPShares$45.0M149K
Texas Instrs IncTXNShares$44.9M231K
Idacorp IncIDAShares$43.1M301K
Workiva IncWKShares$42.7M716K
Donaldson IncDCIShares$42.4M499K
Piper Sandler CompaniesPIPRShares$41.8M546K
Travelers Companies IncTRVShares$41.5M142K
Medpace Hldgs IncMEDPShares$41.2M86K
Zoetis IncZTSShares$35.8M303K
Procter & Gamble CoPGShares$35.2M243K
Medtronic PlcShares$34.8M402K
Xcel Energy IncXELShares$32.0M402K
Us BancorpUSBShares$31.3M602K
Automatic Data Processing InADPShares$25.3M124K
Schwab Charles CorpSCHWShares$23.3M248K
Disney Walt CoDISShares$23.1M240K
Sprouts Fmrs Mkt IncSFMShares$22.5M292K
Target CorpTGTShares$20.5M169K
Generac Hldgs IncGNRCShares$19.5M100K
Clearfield IncCLFDShares$19.4M732K
State Str Spdr S&P 500 Etf TSPYShares$17.7M27K
Alphabet IncGOOGLShares$16.0M56K
Badger Meter IncBMIShares$16.0M105K
Principal Financial Group InPFGShares$14.8M164K
Exxon Mobil CorpXOMShares$14.2M84K
Hershey CoHSYShares$13.4M65K
Caterpillar IncCATShares$13.1M18K
Corning IncGLWShares$12.0M88K
Berkshire Hathaway Inc DelBRK/BShares$11.5M24K
Knife River CorpKNFShares$11.0M134K
Abbvie IncABBVShares$9.9M45K
Aar CorpAIRShares$9.8M89K
Old Natl Bancorp IndONBShares$9.6M433K
Salesforce IncCRMShares$9.3M50K
Plexus CorpPLXSShares$9.3M46K
Trust For Professional ManagMINNShares$9.1M411K
Vanguard Index FdsVOOShares$8.9M15K
Emerson Elec CoEMRShares$8.5M65K
Bentley Sys IncBSYShares$8.3M236K
Chevron CorporationCVXShares$8.1M39K
Wintrust Finl CorpWTFCShares$8.0M58K
Qcr Hldgs IncQCRHShares$7.8M91K
Jbt Marel CorporationJBTMShares$7.6M59K
Radnet IncRDNTShares$7.4M133K
Kraft Heinz CoKHCShares$7.1M317K
Sysco CorpSYYShares$7.1M99K
Associated Banc-CorpASBShares$7.0M270K
Black Hills CorpBKHShares$6.8M98K
Schwab Strategic TrSCHBShares$6.6M261K
Patrick Inds IncPATKShares$6.4M58K
Merck & Co IncMRKShares$6.1M50K
Ambarella IncShares$6.1M118K
Cullen Frost Bankers IncCFRShares$5.9M43K
Hub Group IncHUBGShares$5.8M160K
Northwestern Energy Group InNWEShares$5.7M86K
Pentair PlcShares$5.0M58K
Woodward IncWWDShares$5.0M14K

Values as reported in public regulatory filings (USD); holdings are reported quarterly, up to 45 days after quarter end, and may contain reporting errors. Nothing here is investment advice.