MAIRS & POWER INC: PIPR position timeline

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

MAIRS & POWER INC held 544,505 PIPR 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 544,505 shares
Change vs previous 13F -1,585 shares
0.36% of the 13F portfolio, value $39,389,492.
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 546,090 shares
Change vs previous 13F not available
0.43% of the 13F portfolio, value $41,803,190.
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).