Institutions / Mairs and Power, Inc.
Mairs and Power, Inc.
CIK 1070134 · Institution · as of Mar 31, 2026
Portfolio value
$9.79B
Positions
245
As of
Mar 31, 2026
Portfolio trend
Portfolio value
$9.79B-5.8%Positions
245+0.8%Top holdings
Mar 31, 2026View all 245 →
| Company | Value | % of portfolio |
|---|---|---|
| NVIDIA Corp | $830.38M | 8.5% |
| Microsoft Corp | $719.01M | 7.3% |
| Amazon.com Inc | $542.11M | 5.5% |
| Alphabet Inc. | $462.31M | 4.7% |
| Graco Inc | $323.00M | 3.3% |
| JPMORGAN CHASE & CO | $310.10M | 3.2% |
| Apple Inc. | $306.68M | 3.1% |
| ELI LILLY & Co | $300.13M | 3.1% |
| Visa Inc | $254.16M | 2.6% |
| Toro Co | $254.06M | 2.6% |
| Littelfuse Inc /De | $245.93M | 2.5% |
| nVent Electric plc | $244.42M | 2.5% |
| Motorola Solutions, Inc. | $234.66M | 2.4% |
| Wec Energy Group, Inc. | $221.20M | 2.3% |
| Alliant Energy Corp | $207.32M | 2.1% |
| Ecolab Inc. | $202.66M | 2.1% |
| Unitedhealth Group Inc | $200.53M | 2.0% |
| Meta Platforms Inc | $185.73M | 1.9% |
| Fastenal Co | $182.00M | 1.9% |
| Verizon Communications Inc | $166.43M | 1.7% |
| Taiwan Semiconductor Manufacturing Co LtdTSM | $164.33M | 1.7% |
| Entegris, Inc. | $157.47M | 1.6% |
| Fuller H B Co | $145.66M | 1.5% |
| BIO-TECHNE Corp | $143.73M | 1.5% |
| Johnson & Johnson | $141.19M | 1.4% |
Activity
Mar 31, 2026View full history →
InsidersInstitutions
This fund's 13F position changes — what it's buying and selling.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Q1 2026 as of | Add | Waste Management Inc | $91.28M | +397K +39724.00% | 398,240 0.94% of portfolio | high |
| Q1 2026 as of | Add | Ameriprise Financial Inc | $68.63M | +154K +362.43% | 197,047 0.89% of portfolio | high |
| Q1 2026 as of | Trim | Toro Co | $-65.77M | -704K -20.56% | 2,718,983 2.60% of portfolio | high |
| Q1 2026 as of | Trim | JPMORGAN CHASE & CO | $-65.36M | -222K -17.41% | 1,054,197 3.17% of portfolio | high |
| Q1 2026 as of | Exit | Piper Sandler Cos | $-59.74M | -176K -100.00% | — | high |
| Q1 2026 as of | Trim | Johnson & Johnson | $-55.43M | -227K -28.19% | 577,590 1.44% of portfolio | high |
| Q1 2026 as of | Add | Palo Alto Networks Inc | $50.02M | +312K +141.42% | 532,679 0.87% of portfolio | high |
| Q1 2026 as of | Trim | Salesforce Inc | $-45.92M | -246K -83.11% | 49,996 0.10% of portfolio | medium |
| Q1 2026 as of | New | Piper Sandler Cos | $41.80M | +546K | 546,090 0.43% of portfolio | medium |
| Q1 2026 as of | Trim | Fastenal Co | $-34.57M | -745K -15.96% | 3,922,442 1.86% of portfolio | medium |