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MAIRS & POWER INC
Period ended Jun 30, 2026 · Latest filing Aug 14, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Jun 30, 2026: $10,899,987,528
More quarters will appear as history becomes available.
Top holdings
Top 10 at Jun 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- NVIDIA CORPORATION · COM · 67066G104 · shares: $941,982,058
- MICROSOFT CORP · COM · 594918104 · shares: $727,663,988
- AMAZON COM INC · COM · 023135106 · shares: $619,550,768
- ALPHABET INC · CAP STK CL C · 02079K107 · shares: $594,809,371
- ELI LILLY & CO · COM · 532457108 · shares: $386,371,186
- NVENT ELEC PLC · SHS · G6700G107 · shares: $348,177,553
- APPLE INC · COM · 037833100 · shares: $329,421,363
- JPMORGAN CHASE & CO · COM · 46625H100 · shares: $302,305,621
- VISA INC · COM CL A · 92826C839 · shares: $292,329,895
- GRACO INC · COM · 384109104 · shares: $287,125,237
Reported holdings
254 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| NVIDIA CORPORATION | COM | 67066G104 | — | 4,707,792 shares | $941,982,058 |
| MICROSOFT CORP | COM | 594918104 | — | 1,950,737 shares | $727,663,988 |
| AMAZON COM INC | COM | 023135106 | — | 2,599,441 shares | $619,550,768 |
| ALPHABET INC | CAP STK CL C | 02079K107 | — | 1,683,439 shares | $594,809,371 |
| ELI LILLY & CO | COM | 532457108 | — | 322,129 shares | $386,371,186 |
| NVENT ELEC PLC | SHS | G6700G107 | — | 2,052,813 shares | $348,177,553 |
| APPLE INC | COM | 037833100 | — | 1,138,448 shares | $329,421,363 |
| JPMORGAN CHASE & CO | COM | 46625H100 | — | 923,550 shares | $302,305,621 |
| VISA INC | COM CL A | 92826C839 | — | 852,050 shares | $292,329,895 |
| GRACO INC | COM | 384109104 | — | 3,797,451 shares | $287,125,237 |
| LITTELFUSE INC | COM | 537008104 | — | 602,104 shares | $274,156,014 |
| TORO CO | COM | 891092108 | — | 2,676,474 shares | $260,742,088 |
| ENTEGRIS INC | COM | 29362U104 | — | 1,301,640 shares | $234,112,970 |
| UNITEDHEALTH GROUP INC | COM | 91324P102 | — | 559,951 shares | $232,732,484 |
| TAIWAN SEMICONDUCTOR MANUFAC | SPONSORED ADS | 874039100 | — | 476,245 shares | $227,440,325 |
| MOTOROLA SOLUTIONS INC | COM NEW | 620076307 | — | 544,876 shares | $226,281,554 |
| ECOLAB INC | COM | 278865100 | — | 777,541 shares | $216,630,797 |
| WEC ENERGY GROUP INC | COM | 92939U106 | — | 1,787,905 shares | $208,773,667 |
| PALO ALTO NETWORKS INC | COM | 697435105 | — | 599,841 shares | $204,557,778 |
| ALLIANT ENERGY CORP | COM | 018802108 | — | 2,657,913 shares | $202,772,183 |
| BIO-TECHNE CORP | COM | 09073M104 | — | 2,700,698 shares | $190,804,299 |
| META PLATFORMS INC | CL A | 30303M102 | — | 332,871 shares | $187,502,906 |
| FASTENAL CO | COM | 311900104 | — | 3,870,891 shares | $185,918,876 |
| SHERWIN WILLIAMS CO | COM | 824348106 | — | 440,586 shares | $151,702,686 |
| C H ROBINSON WORLDWIDE IN | COM NEW | 12541W209 | — | 770,708 shares | $145,155,131 |
| FULLER H B CO | COM | 359694106 | — | 2,435,168 shares | $141,945,943 |
| VERIZON COMMUNICATIONS INC | COM | 92343V104 | — | 3,291,850 shares | $139,376,929 |
| WASTE MGMT INC DEL | COM | 94106L109 | — | 591,025 shares | $131,727,652 |
| ROCKWELL AUTOMATION INC | COM | 773903109 | — | 257,811 shares | $127,637,070 |
| FISERV INC | COM | 337738108 | — | 2,293,029 shares | $112,473,072 |
| JOHNSON & JOHNSON | COM | 478160104 | — | 423,010 shares | $107,431,831 |
| AMERIPRISE FINL INC | COM | 03076C106 | — | 214,056 shares | $98,200,331 |
| COGNEX CORP | COM | 192422103 | — | 1,307,856 shares | $94,714,932 |
| HORMEL FOODS CORP | COM | 440452100 | — | 3,398,047 shares | $84,339,527 |
| CASEYS GEN STORES INC | COM | 147528103 | — | 91,125 shares | $72,425,239 |
| WELLS FARGO & CO | COM | 949746101 | — | 872,186 shares | $72,077,458 |
| GALLAGHER ARTHUR J & CO | COM | 363576109 | — | 311,539 shares | $71,520,008 |
| ABBOTT LABORATORIES | COM | 002824100 | — | 729,358 shares | $66,182,014 |
| TEXAS INSTRS INC | COM | 882508104 | — | 217,453 shares | $64,816,216 |
| TENNANT CO | COM | 880345103 | — | 681,800 shares | $59,684,772 |
| INTUITIVE SURGICAL INC | COM NEW | 46120E602 | — | 146,459 shares | $58,243,815 |
| 3M CO | COM | 88579Y101 | — | 349,350 shares | $56,563,197 |
| HOME DEPOT INC | COM | 437076102 | — | 152,452 shares | $53,766,917 |
| TRAVELERS COMPANIES INC | COM | 89417E109 | — | 156,482 shares | $51,657,838 |
| AMERICAN EXPRESS CO | COM | 025816109 | — | 145,612 shares | $49,253,116 |
| IDACORP INC | COM | 451107106 | — | 309,970 shares | $46,898,461 |
| MEDPACE HLDGS INC | COM | 58506Q109 | — | 86,715 shares | $45,923,397 |
| CME GROUP INC | COM | 12572Q105 | — | 195,585 shares | $43,191,036 |
| DONALDSON INC | COM | 257651109 | — | 463,717 shares | $41,627,862 |
| WORKIVA INC | COM CL A | 98139A105 | — | 829,491 shares | $40,238,608 |
| PIPER SANDLER COMPANIES | COM NEW | 724078209 | — | 544,505 shares | $39,389,492 |
| SPROUTS FMRS MKT INC | COM | 85208M102 | — | 451,826 shares | $38,215,443 |
| PROCTER & GAMBLE CO | COM | 742718109 | — | 245,423 shares | $35,988,777 |
| US BANCORP | COM NEW | 902973304 | — | 561,453 shares | $33,911,778 |
| ZOETIS INC | CL A | 98978V103 | — | 467,515 shares | $33,595,628 |
| QUALCOMM INC | COM | 747525103 | — | 179,832 shares | $33,231,155 |
| XCEL ENERGY INC | COM | 98389B100 | — | 392,497 shares | $31,517,547 |
| BENTLEY SYS INC | COM CL B | 08265T208 | — | 970,114 shares | $28,996,707 |
| AUTOMATIC DATA PROCESSING IN | COM | 053015103 | — | 127,173 shares | $28,480,393 |
| MEDTRONIC PLC | SHS | G5960L103 | — | 363,349 shares | $28,424,782 |
| GENERAC HLDGS INC | COM | 368736104 | — | 93,395 shares | $27,346,990 |
| HONEYWELL AEROSPACE INC | COM | 43849R105 | — | 100,041 shares | $22,116,954 |
| CORNING INC | COM | 219350105 | — | 85,447 shares | $21,825,727 |
| TARGET CORP | COM | 87612E106 | — | 159,261 shares | $20,801,059 |
| SCHWAB CHARLES CORP | COM | 808513105 | — | 216,288 shares | $19,956,894 |
| ALPHABET INC | CAP STK CL A | 02079K305 | — | 54,128 shares | $19,343,723 |
| CATERPILLAR INC | COM | 149123101 | — | 18,102 shares | $19,276,820 |
| DISNEY WALT CO | COM | 254687106 | — | 173,626 shares | $16,711,502 |
| CLEARFIELD INC | COM | 18482P103 | — | 385,257 shares | $15,329,376 |
| BADGER METER INC | COM | 056525108 | — | 99,464 shares | $14,758,539 |
| PRINCIPAL FINANCIAL GROUP IN | COM | 74251V102 | — | 135,283 shares | $14,580,787 |
| AAR CORP | COM | 000361105 | — | 83,933 shares | $11,996,544 |
| PLEXUS CORP | COM | 729132100 | — | 39,276 shares | $11,809,115 |
| BERKSHIRE HATHAWAY INC DEL | CL B NEW | 084670702 | — | 23,590 shares | $11,804,200 |
| ABBVIE INC | COM | 00287Y109 | — | 44,702 shares | $11,248,811 |
| EXXON MOBIL CORP | COM | 30231G102 | — | 81,802 shares | $11,183,969 |
| AMBARELLA INC | SHS | G037AX101 | — | 126,353 shares | $10,841,087 |
| KNIFE RIVER CORP | COMMON STOCK | 498894104 | — | 128,377 shares | $10,738,736 |
| HERSHEY CO | COM | 427866108 | — | 61,044 shares | $10,710,170 |
| TRUST FOR PROFESSIONAL MANAG | MAIRS & PWR MINN | 89834G836 | — | 470,668 shares | $10,540,610 |
| OLD NATL BANCORP IND | COM | 680033107 | — | 389,291 shares | $10,082,637 |
| JBT MAREL CORPORATION | COM | 477839104 | — | 67,465 shares | $9,782,425 |
| WINTRUST FINL CORP | COM | 97650W108 | — | 58,659 shares | $9,427,674 |
| EMERSON ELEC CO | COM | 291011104 | — | 63,235 shares | $9,052,090 |
| QCR HLDGS INC | COM | 74727A104 | — | 91,002 shares | $8,859,045 |
| PATRICK INDS INC | COM | 703343103 | — | 94,824 shares | $8,513,299 |
| ASSOCIATED BANC-CORP | COM | 045487105 | — | 270,040 shares | $8,309,131 |
| VANGUARD INDEX FDS | S&P 500 ETF SHS | 922908363 | — | 12,096 shares | $8,307,968 |
| RADNET INC | COM | 750491102 | — | 133,116 shares | $8,209,264 |
| ISHARES TR | CORE S&P500 ETF | 464287200 | — | 10,654 shares | $7,978,453 |
| APPLIED MATLS INC | COM | 038222105 | — | 11,007 shares | $7,958,061 |
| SCHWAB STRATEGIC TR | US BRD MKT ETF | 808524102 | — | 261,246 shares | $7,565,684 |
| BLACK HILLS CORP | COM | 092113109 | — | 98,285 shares | $7,312,404 |
| LIFE TIME GROUP HOLDINGS INC | COMMON STOCK | 53190C102 | — | 172,317 shares | $7,037,426 |
| CHEVRON CORPORATION | COM | 166764100 | — | 41,147 shares | $6,820,527 |
| MERCK & CO INC | COM | 58933Y105 | — | 51,519 shares | $6,620,192 |
| CULLEN FROST BANKERS INC | COM | 229899109 | — | 42,696 shares | $6,597,386 |
| ALERUS FINL CORP | COM | 01446U103 | — | 203,417 shares | $6,326,269 |
| JAMES HARDIE INDS PLC | ORD SHS | G4253H101 | — | 240,716 shares | $6,301,945 |
| STATE STR SPDR S&P 500 ETF T | TR UNIT | 78462F103 | — | 8,279 shares | $6,182,673 |