Mairs & Power Inc

SEC CIK: 0001070134
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

MMM holding history

3M Co in every 13F filed by Mairs & Power Inc, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MMM overview All 13F holders of MMM Full Q2 2026 holdings

Shares (Q2 2026): 349,350
Value: $56.6M
% of portfolio: 0.5%
Quarters held: 22; Since Q1 2021

Holdings of MMM by Mairs & Power Inc, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	349,350	$56.6M	0.5%	−2,498−0.7%	Reduced	Holders
Q1 2026	351,848	$51.1M	0.5%	+2,701+0.8%	Added	Holders
Q4 2025	349,147	$55.9M	0.5%	+2,694+0.8%	Added	Holders
Q3 2025	346,453	$53.8M	0.5%	+2,087+0.6%	Added	Holders
Q2 2025	344,366	$52.4M	0.5%	+146,254+73.8%	Added	Holders
Q1 2025	198,112	$29.1M	0.3%	−2,419−1.2%	Reduced	Holders
Q4 2024	200,531	$25.9M	0.3%	−8,746−4.2%	Reduced	Holders
Q3 2024	209,277	$28.6M	0.3%	−7,355−3.4%	Reduced	Holders
Q2 2024	216,632	$22.1M	0.2%	−6,326−2.8%	Reduced	Holders
Q1 2024	222,958	$23.6M	0.2%	−33,395−13.0%	Reduced	Holders
Q4 2023	256,353	$28.0M	0.3%	−12,744−4.7%	Reduced	Holders
Q3 2023	269,097	$25.2M	0.3%	−48,368−15.2%	Reduced	Holders
Q2 2023	317,465	$31.8M	0.3%	−224,444−41.4%	Reduced	Holders
Q1 2023	541,909	$57.0M	0.7%	−57,935−9.7%	Reduced	Holders
Q4 2022	599,844	$71.9M	0.9%	−60,998−9.2%	Reduced	Holders
Q3 2022	660,842	$73.0M	0.9%	−81,757−11.0%	Reduced	Holders
Q2 2022	742,599	$96.1M	1.2%	−172,588−18.9%	Reduced	Holders
Q1 2022	915,187	$136.3M	1.4%	−30,439−3.2%	Reduced	Holders
Q4 2021	945,626	$168.0M	1.6%	−39,876−4.0%	Reduced	Holders
Q3 2021	985,502	$172.9M	1.7%	−183,649−15.7%	Reduced	Holders
Q2 2021	1,169,151	$232.2M	2.3%	−61,709−5.0%	Reduced	Holders
Q1 2021	1,230,860	$237.2M	2.5%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.