The highest closing price for 3M (MMM) last month was $170.30, on September 23. It was down 4.5% for the month. The latest price is $162.84.
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
September 30 2026 | $169.19 | $169.50 | $164.08 | $164.15 | 3,936,100 |
September 29 2026 | $169.80 | $170.98 | $167.25 | $168.49 | 2,901,300 |
September 28 2026 | $168.28 | $170.62 | $168.03 | $169.48 | 3,800,200 |
September 25 2026 | $168.56 | $170.73 | $168.13 | $169.55 | 2,516,200 |
September 24 2026 | $170.23 | $170.75 | $167.26 | $167.52 | 2,430,700 |
September 23 2026 | $168.45 | $170.43 | $167.82 | $170.30 | 2,787,100 |
September 22 2026 | $166.40 | $169.32 | $165.00 | $169.30 | 3,260,300 |
September 21 2026 | $166.69 | $166.77 | $164.84 | $164.97 | 2,380,900 |
September 18 2026 | $163.80 | $166.05 | $163.23 | $165.89 | 4,556,072 |
September 17 2026 | $164.84 | $165.46 | $162.87 | $164.71 | 2,401,300 |
September 16 2026 | $165.57 | $166.29 | $161.37 | $162.65 | 2,885,700 |
September 15 2026 | $162.32 | $166.25 | $160.68 | $164.67 | 4,174,800 |
September 14 2026 | $162.48 | $163.38 | $160.27 | $162.02 | 3,000,800 |
September 11 2026 | $164.36 | $165.37 | $162.55 | $164.97 | 3,285,600 |
September 10 2026 | $164.45 | $164.45 | $161.30 | $162.86 | 2,908,600 |
September 09 2026 | $166.00 | $166.81 | $164.03 | $164.40 | 3,288,700 |
September 08 2026 | $168.17 | $168.56 | $165.71 | $167.52 | 2,179,600 |
September 04 2026 | $167.87 | $169.59 | $167.55 | $168.56 | 2,175,200 |
September 03 2026 | $169.74 | $169.75 | $165.80 | $168.31 | 3,005,800 |
September 02 2026 | $171.00 | $171.26 | $168.08 | $168.75 | 2,174,500 |
September 01 2026 | $171.96 | $172.43 | $169.52 | $170.24 | 3,340,200 |
Daily pricing data for 3M dates back to 1/2/1962, and may be incomplete.