3M CO (MMM) Institutional Ownership and Insiders Activity

3M CO (MMM) is widely held by institutional investors, with 8 tracked firms reporting positions valued at approximately $82.45M based on SEC Form 13F filings for the quarter ended March 31, 2026.

Mairs & Power Growth Fund is the largest disclosed holder, reporting approximately $51.10M in MMM holdings in its latest filing.

Institutional ownership among tracked investors remains highly concentrated, with Mairs & Power Growth Fund representing the majority of disclosed value.

Institutional Holders

8

Total Reported Value

$82.45M

Largest Holder

Mairs & Power Growth Fund

Largest Position

$51.10M

Insider Transactions (90d)

0

Latest Filing Quarter

Q1 2026

New Institutional Positions

0

Funds Exiting Positions

0