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MMM · 3M Co · Holdings

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Market Cap
$84.98B
Shares
515.72M

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: 2,211
Total Value: $63,783,058,685
Total Shares: 394,305,289
Showing 1–100 of 2,278 holdings by value · page 1 of 23

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 2,211 13F filers · Δ vs Mar 31, 2026
Top Holder
11.4%
Sep 2023 → Jun 2026 · range 11.4% – 13.5%
−0.4 pts
Top 5
40.2%
Sep 2023 → Jun 2026 · range 36.9% – 44.3%
−1.3 pts
Top 10
50.7%
Sep 2023 → Jun 2026 · range 45.7% – 55.0%
−1.9 pts
HHI
413
Sep 2023 → Jun 2026 · range 397 – 499
Broadly held−30

Quarterly Activity

vs Mar 31, 2026
New
190
Increased
716
Decreased
855
Sold Out
156
Unchanged
450
Holder count: +34
Institutional value: +11.9%
Shares held: +0.5%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 2,278
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 66740 CUSIP 88579Y101 13F (30d) 638 filings 610 filers Visit website Investor relations