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MMM

3M Co

Company with tickers: MMM

CIK
66740
CUSIP
88579Y101
Shares Outstanding
521,567,261
13F Activity (30d)
865 filings 835 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 2,157
Total Value: $56,955,882,345
Total Shares: 392,177,124
Showing 1–100 of 2,225 holdings by value · page 1 of 23

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 2,157 13F filers · Δ vs Dec 31, 2025
Top Holder
11.8%
Jun 2023 → Mar 2026 · range 11.8% – 17.2%
−0.4 pts
Top 5
41.5%
Jun 2023 → Mar 2026 · range 29.8% – 44.0%
−1.6 pts
Top 10
52.6%
Jun 2023 → Mar 2026 · range 39.3% – 54.6%
−1.9 pts
HHI
443
Jun 2023 → Mar 2026 · range 306 – 493
Broadly held−35

Quarterly Activity

vs Dec 31, 2025
New
142
Increased
657
Decreased
921
Sold Out
250
Unchanged
437
Holder count: -108
Institutional value: -11.4%
Shares held: -2.3%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 100 of 2,225
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Holder Value (USD) % of 13F Shares Open