MMM 3M Company
3M Company (MMM) Insider Activity
What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.
How much of that selling was preplanned? 0% planned / 100% discretionary
Largest single sale: $4.3M.
Where they traded
Last open-market purchase: October 23, 2024 — 1.9 years ago, by Goralski Christian T JR .
Recent open-market activity
| Date | Insider | Role | Action | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|---|
| Chavez Rodriguez Beatriz Karina | Group President | Sell | 3,635 | $182.51 | $663.4K | 14,035 −20.6% of holding | |
| Banovetz John Patrick | Executive Vice President | Sell | 7,880 | $170.44 | $1.3M | 50,057 −13.6% of holding | |
| Reinseth Theresa E | Sr Vice President & CAO | Sell | 924 | $169.42 | $156.5K | 2,615 −26.1% of holding | |
| Rhodes Kevin H | EVP, Chief Legal Off & Secret | Sell | 7,669 | $171.20 | $1.3M | 43,780 −14.9% of holding | |
| Goralski Christian T JR | Group President | Sell | 4,902 | $170.46 | $835.6K | 6,971 −41.3% of holding | |
| Reinseth Theresa E 5 fills | Sr Vice President & CAO | Sell | 5,145 | $172.75 | $888.8K | 4,811 −51.7% of holding | |
| Dickson Zoe L 3 fills | EVP & Chief HR Officer | Sell | 66,093 | $170.11 | $11.2M | 21,123 −75.8% of holding | |
| Chavez Rodriguez Beatriz Karina | Group President | Sell | 1,190 | $171.13 | $203.6K | 17,649 −6.3% of holding | |
| Dickson Zoe L 45 fills | EVP & Chief HR Officer | Sell | 27,455 | $169.80 | $4.7M | 19,685 −58.2% of holding | |
| Murphy Mark W. 20 fills | EVP & Chief Info Digital Off | Sell | 19,061 | $166.55 | $3.2M | 19,044 −50% of holding |
Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.