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Mairs & Power Inc

SEC CIK
0001070134
Latest filing
Aug 14, 2026

ALTR holding history

Altair Engineering Inc. 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.

ALTR overviewAll 13F holders of ALTRFull Q2 2026 holdings

Shares (Q1 2025)
0
Sold out in Q1 2025
Value
$0
% of portfolio
0.0%
Quarters held
11
Since Q2 2022
Holdings of ALTR by Mairs & Power Inc, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20250$00.0%−4,431−100.0%Sold outHolders
Q4 20244,431$483.5K<0.1%−122,963−96.5%ReducedHolders
Q3 2024127,394$12.2M0.1%−3,514−2.7%ReducedHolders
Q2 2024130,908$12.8M0.1%−7,880−5.7%ReducedHolders
Q1 2024138,788$12.0M0.1%−21,410−13.4%ReducedHolders
Q4 2023160,198$13.5M0.1%−21,730−11.9%ReducedHolders
Q3 2023181,928$11.4M0.1%+24,323+15.4%AddedHolders
Q2 2023157,605$12.0M0.1%+4,530+3.0%AddedHolders
Q1 2023153,075$11.0M0.1%+27,360+21.8%AddedHolders
Q4 2022125,715$5.72M0.1%+15,190+13.7%AddedHolders
Q3 2022110,525$4.89M0.1%+27,975+33.9%AddedHolders
Q2 202282,550$4.33M0.1%+82,550NewHolders