Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
2,109 institutional managers reported holding MMM for the quarter ended Mar 31, 2026. Together they hold about 63% of shares outstanding; the top 10 hold 34%. 132 opened new positions; 250 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 49.14M | 9.22% | $7.13B | unchanged | ≤2013 |
| BlackRock | 42.66M | 8.01% | $6.19B | added +8.9% | ≤2013 |
| State Street | 27.72M | 5.20% | $4.02B | trimmed -0.5% | ≤2013 |
| Geode Capital | 11.90M | 2.23% | $1.73B | added +0.8% | ≤2013 |
| FMR (Fidelity) | 9.48M | 1.78% | $1.38B | added +2.4% | ≤2013 |
| Capital Group (American Funds) | 9.17M | 1.72% | $1.33B | trimmed -15.4% | 2024 Q1 |
| State Farm Mutual Automobile Insurance CO | 7.93M | 1.49% | $1.15B | unchanged | ≤2013 |
| UBS | 7.72M | 1.45% | $1.12B | added +23.8% | ≤2013 |
| Morgan Stanley | 7.48M | 1.40% | $1.09B | trimmed -8% | ≤2013 |
| Northern Trust | 5.63M | 1.06% | $816.5M | trimmed -1.6% | ≤2013 |
| Newport Trust Company, LLC | 5.59M | 1.05% | $811.9M | trimmed -3.3% | 2020 Q3 |
| Bank OF America CORP /DE/ | 5.46M | 1.02% | $792.7M | added +1% | ≤2013 |
| Goldman Sachs | 5.30M | 0.99% | $769.6M | added +41.9% | ≤2013 |
| D. E. Shaw | 5.29M | 0.99% | $768.0M | added +200.4% | 2013 Q3 |
| Invesco | 4.21M | 0.79% | $611.0M | added +10% | ≤2013 |
| Charles Schwab Investment Management | 3.44M | 0.65% | $498.5M | added +0.9% | ≤2013 |
| Janus Henderson | 3.35M | 0.63% | $486.7M | trimmed -10.4% | ≤2013 |
| Legal & General Group PLC | 3.29M | 0.62% | $477.6M | trimmed -2.5% | ≤2013 |
| BNY Mellon | 3.13M | 0.59% | $453.9M | trimmed -2.6% | ≤2013 |
| Dimensional Fund Advisors | 2.91M | 0.55% | $422.4M | added +6.5% | ≤2013 |
| Amundi | 2.72M | 0.51% | $394.3M | trimmed -10.7% | 2017 Q4 |
| Deutsche Bank AG\ | 2.57M | 0.48% | $373.6M | added +48.3% | ≤2013 |
| AllianceBernstein | 2.42M | 0.45% | $350.9M | trimmed -7.8% | ≤2013 |
| SG Americas Securities, LLC | 2.37M | 0.45% | $343.9M | added +653.6% | ≤2013 |
| US Bancorp \DE\ | 2.22M | 0.42% | $321.5M | trimmed -1.5% | ≤2013 |
| Wells Fargo & COMPANY/MN | 2.19M | 0.41% | $317.3M | trimmed -1.4% | ≤2013 |
| Royal Bank OF Canada | 2.05M | 0.39% | $297.9M | trimmed -9.7% | ≤2013 |
| Qube Research & Technologies LTD | 1.96M | 0.37% | $284.9M | added +77.8% | 2018 Q1 |
| T. Rowe Price | 1.94M | 0.36% | $281.6M | added +0.9% | ≤2013 |
| Nuveen | 1.89M | 0.36% | $274.9M | added +18% | ≤2013 |
| Mitsubishi UFJ Asset Management CO., LTD. | 1.64M | 0.31% | $238.1M | added +3% | ≤2013 |
| Worldquant Millennium Advisors LLC | 1.57M | 0.29% | $227.5M | added +112.4% | 2021 Q4 |
| Swiss National Bank | 1.56M | 0.29% | $226.3M | added +6.8% | ≤2013 |
| Hsbc Holdings PLC | 1.50M | 0.28% | $218.0M | added +9.3% | ≤2013 |
| Sumitomo Mitsui Trust Group, INC. | 1.43M | 0.27% | $207.6M | trimmed -5% | ≤2013 |
| Millennium Management | 1.41M | 0.27% | $204.7M | added +281.1% | 2014 Q4 |
| AQR Capital | 1.39M | 0.26% | $202.4M | trimmed -22.2% | ≤2013 |
| National Pension Service | 1.35M | 0.25% | $196.4M | added +1.5% | 2014 Q3 |
| Citadel Advisors | 1.32M | 0.25% | $191.7M | added +115.7% | 2014 Q3 |
| Barclays PLC | 1.32M | 0.25% | $190.9M | added +3.2% | ≤2013 |
| Allianz Asset Management GmbH | 1.28M | 0.24% | $185.2M | trimmed -15.2% | ≤2013 |
| PNC Financial Services Group, INC. | 1.27M | 0.24% | $184.5M | trimmed -3.1% | ≤2013 |
| Boston Partners | 1.27M | 0.24% | $184.5M | trimmed -17.5% | 2025 Q1 |
| Neuberger Berman Group LLC | 1.25M | 0.23% | $181.0M | trimmed -35.5% | ≤2013 |
| Marshall Wace | 1.06M | 0.20% | $154.0M | added +867.2% | 2025 Q4 |
| Rhumbline Advisers | 1.04M | 0.20% | $151.5M | trimmed -4% | ≤2013 |
| Ameriprise Financial INC | 1.02M | 0.19% | $148.6M | trimmed -20.4% | ≤2013 |
| BNP Paribas Financial Markets | 993.2k | 0.19% | $144.1M | trimmed -11.1% | ≤2013 |
| LPL Financial LLC | 965.5k | 0.18% | $140.1M | trimmed -9.5% | ≤2013 |
| CPP Investment Board | 959.2k | 0.18% | $139.2M | added +5% | ≤2013 |
Largest 50 of 2,109 shown; the full ranked, searchable register is at boothcheck.com/holders/MMM. Related filers are grouped using the filings' own included-manager declarations. Historically, several managers opening new positions in the same quarter said almost nothing about the quarter that followed (59,118 cases since 2013). A filed record, not a forecast. Nothing here is investment advice.