Cornerstone Planning Group’s 3M MMM Stock Holding History
Bought
Maintained
Sold
Other funds holding MMM
Cornerstone Planning Group's MMM Position: Q3 2026 in Review
Cornerstone Planning Group sold out of 3M (MMM) in Q3 2026, closing a stake of 280 shares — an estimated $47.8K sold.
Cornerstone Planning Group first reported a position in MMM in Q4 2022 and held it in 13 quarters. The position peaked at $108K in Q2 2024. 680 funds tracked by Wall St. Rank hold MMM as of Q3 2026.
- Cornerstone Planning Group reported no remaining 3M position as of Q3 2026 after selling out during the quarter.
- Cornerstone Planning Group sold 280 3M shares in Q3 2026, an estimated $47.8K.
- Cornerstone Planning Group first reported a position in 3M in Q4 2022 and held it in 13 quarters.
- Cornerstone Planning Group's 3M position peaked at $108K in Q2 2024.
- 680 funds tracked by Wall St. Rank held 3M as of Q3 2026.
Based on Cornerstone Planning Group's 13F filing for Q3 2026, filed 16 Oct 2026.