Mairs & Power Inc

SEC CIK: 0001070134
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

PLXS holding history

Plexus Corp 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.

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

Shares (Q2 2026): 39,276
Value: $11.8M
% of portfolio: 0.1%
Quarters held: 22; Since Q1 2021

Holdings of PLXS by Mairs & Power Inc, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	39,276	$11.8M	0.1%	−6,592−14.4%	Reduced	Holders
Q1 2026	45,868	$9.29M	0.1%	00.0%	Unchanged	Holders
Q4 2025	45,868	$6.74M	0.1%	−9,044−16.5%	Reduced	Holders
Q3 2025	54,912	$7.95M	0.1%	−1,621−2.9%	Reduced	Holders
Q2 2025	56,533	$7.65M	0.1%	−5,937−9.5%	Reduced	Holders
Q1 2025	62,470	$8.00M	0.1%	−19,439−23.7%	Reduced	Holders
Q4 2024	81,909	$12.8M	0.1%	−6,836−7.7%	Reduced	Holders
Q3 2024	88,745	$12.1M	0.1%	−10,817−10.9%	Reduced	Holders
Q2 2024	99,562	$10.3M	0.1%	+375+0.4%	Added	Holders
Q1 2024	99,187	$9.40M	0.1%	+3,695+3.9%	Added	Holders
Q4 2023	95,492	$10.3M	0.1%	−9,510−9.1%	Reduced	Holders
Q3 2023	105,002	$9.76M	0.1%	+3,125+3.1%	Added	Holders
Q2 2023	101,877	$10.0M	0.1%	+7,425+7.9%	Added	Holders
Q1 2023	94,452	$9.22M	0.1%	−2,875−3.0%	Reduced	Holders
Q4 2022	97,327	$10.0M	0.1%	−17,370−15.1%	Reduced	Holders
Q3 2022	114,697	$10.0M	0.1%	−4,136−3.5%	Reduced	Holders
Q2 2022	118,833	$9.33M	0.1%	−360.0%	Reduced	Holders
Q1 2022	118,869	$9.72M	0.1%	+18,774+18.8%	Added	Holders
Q4 2021	100,095	$9.60M	0.1%	+5,410+5.7%	Added	Holders
Q3 2021	94,685	$8.47M	0.1%	−60−0.1%	Reduced	Holders
Q2 2021	94,745	$8.66M	0.1%	+7,992+9.2%	Added	Holders
Q1 2021	86,753	$7.97M	0.1%	–	–	Holders

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