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GAMCO INVESTORS, INC. ET AL

Position in MMM — 3M Co

CIK 807249 GREENWICH, CT

Position in MMM

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$1,746,846
+$183,881 QoQ
Shares Held
10,789
+0.3% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#708
of 2,198 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MMM Over Time

Shares Held

Position Value (USD)

Position in Conglomerates

Industrials · as of Jun 30, 2026

GAMCO INVESTORS, INC. ET AL holds $153,080,944 across 7 Conglomerates names. MMM ranks #7 (1.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 MMM
3M Co
This page
10,789 $1,746,846

All Filings in MMM

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,746,846 10,789
2026-03-31 $1,562,965 10,762
2025-12-31 $1,785,595 11,153
2025-09-30 $1,783,483 11,493
2025-06-30 $1,744,518 11,459
2025-03-31 $1,688,890 11,500
2024-12-31 $1,573,865 12,192
2024-09-30 $1,576,834 11,535
2024-06-30 $1,175,491 11,503
2024-03-31 $990,799 9,341
2023-12-31 $918,288 8,400
2023-09-30 $563,311 6,017
2023-06-30 $642,277 6,417
2023-03-31 $713,906 6,792
2022-12-31 $814,496 6,792
2022-09-30 $686,978 6,217
2022-06-30 $1,403,709 10,847
2022-03-31 $1,019,381 6,847
2021-12-31 $1,275,738 7,182
2021-09-30 $1,148,474 6,547
2021-06-30 $1,338,567 6,739
2021-03-31 $1,297,121 6,732
2020-12-31 $1,144,350 6,547
2020-09-30 $1,032,680 6,447
2020-06-30 $990,068 6,347
2020-03-31 $852,777 6,247