MAIRS & POWER INC: MINN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MAIRS & POWER INC on MINN, newest first. How the timeline and the estimate are built.

MAIRS & POWER INC held 470,668 MINN shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

period ended2026-06-30
13F 470,668 shares
Change vs previous 13F +59,803 shares
0.1% of the 13F portfolio, value $10,540,610.
13F-HR 0001172661-26-003496 filed by MAIRS & POWER INC
Filed 2026-08-14 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F 410,865 shares
Change vs previous 13F +86,129 shares
0.09% of the 13F portfolio, value $9,090,429.
13F-HR 0001172661-26-001819 filed by MAIRS & POWER INC
Filed 2026-05-14 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-12-31
13F 324,736 shares
Change vs previous 13F +95,550 shares
0.07% of the 13F portfolio, value $7,322,862.
13F-HR 0001172661-26-001057 filed by MAIRS & POWER INC
Filed 2026-02-17 (acceptance time not in the bulk data set), ingested 2026-10-07 03:01:36 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-09-30
13F 229,186 shares
Change vs previous 13F +23,000 shares
0.05% of the 13F portfolio, value $5,102,093.
13F-HR 0001172661-25-004985 filed by MAIRS & POWER INC
Filed 2025-11-14 (acceptance time not in the bulk data set), ingested 2026-10-07 03:02:25 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-06-30
13F 206,186 shares
Change vs previous 13F not available
0.04% of the 13F portfolio, value $4,479,205.
13F-HR 0001172661-25-003391 filed by MAIRS & POWER INC
Filed 2025-08-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:23:11 UTC
Acceptance time not in the bulk data set (spec §4.2).