There have been 50 recent insider transactions recorded for 3M Company (MMM), including 17 buys and 31 sells. Total insider buying was valued at $32.61M and total insider selling at $13.88M.
Notable insiders with recent activity include Dickson Zoe L, Gallagher Paul Joseph, Reinseth Theresa E. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.
Insider Transactions — MMM
| Date |
Name |
Role |
Transaction |
Shares |
Avg. Price |
Value |
Shares Owned |
| 2026-04-01 |
Dickson Zoe L |
EVP & Chief HR Officer |
Option Exercise (Sell) |
984 |
- |
- |
- |
| 2026-03-02 |
Gallagher Paul Joseph |
Group President |
RSU Award |
9,291 |
- |
- |
9,291 |
| 2026-02-11 |
Reinseth Theresa E |
Sr Vice President & CAO |
Option Exercise (Sell) |
3,349 |
$154.69 |
$518.06K |
- |
| 2026-02-09 |
Dickson Zoe L |
EVP & Chief HR Officer |
Informative Sell |
20,519 |
$169.97 |
$3.49M |
21,123 |
| 2026-02-09 |
Dickson Zoe L |
EVP & Chief HR Officer |
Option Exercise (Sell) |
20,519 |
$142.94 |
$2.93M |
- |
| 2026-02-09 |
Chavez Rodriguez Beatriz Karina |
Group President |
Informative Sell |
1,190 |
$171.13 |
$203.64K |
17,649 |
| 2026-02-07 |
Goralski Christian T Jr |
Group President |
Disposition |
4,962 |
- |
- |
- |
| 2026-02-06 |
Murphy Mark W. |
EVP & Chief Info Digital Off |
Option Exercise (Sell) |
8,895 |
- |
- |
- |
| 2026-02-06 |
Mitchill Neil G. Jr |
Director |
Unknown |
- |
- |
- |
- |
| 2026-02-06 |
Mitchill Neil G. Jr |
Director |
RSU Award |
314 |
$165.08 |
$51.84K |
314 |
| 2026-02-06 |
Banovetz John Patrick |
Executive Vice President |
Option Exercise (Sell) |
4,818 |
- |
- |
- |
| 2026-02-06 |
Reinseth Theresa E |
Sr Vice President & CAO |
Option Exercise (Sell) |
2,655 |
- |
- |
- |
| 2026-02-06 |
Dickson Zoe L |
EVP & Chief HR Officer |
Option Exercise (Sell) |
4,764 |
- |
- |
- |
| 2026-02-06 |
Chavez Rodriguez Beatriz Karina |
Group President |
Option Exercise (Sell) |
6,887 |
- |
- |
- |
| 2026-02-06 |
Rhodes Kevin H |
EVP, Chief Legal Off & Secret |
Option Exercise (Sell) |
17,904 |
- |
- |
- |
| 2026-02-06 |
Goralski Christian T Jr |
Group President |
Option Exercise (Sell) |
5,639 |
- |
- |
- |
| 2026-02-06 |
Brown William M |
Chairman & CEO |
RSU Award |
188,055 |
$172.65 |
$32.47M |
188,055 |
| 2026-02-06 |
Murphy Mark W. |
EVP & Chief Info Digital Off |
RSU Award |
2,915 |
- |
- |
2,915 |
| 2026-02-06 |
Banovetz John Patrick |
Executive Vice President |
RSU Award |
2,969 |
- |
- |
2,969 |
| 2026-02-06 |
Reinseth Theresa E |
Sr Vice President & CAO |
RSU Award |
788 |
- |
- |
788 |
| 2026-02-06 |
Dickson Zoe L |
EVP & Chief HR Officer |
RSU Award |
3,122 |
- |
- |
3,122 |
| 2026-02-06 |
Gallagher Paul Joseph |
Group President |
RSU Award |
3,910 |
- |
- |
3,910 |
| 2026-02-06 |
Chavez Rodriguez Beatriz Karina |
Group President |
RSU Award |
4,106 |
- |
- |
4,106 |
| 2026-02-06 |
Rhodes Kevin H |
EVP, Chief Legal Off & Secret |
RSU Award |
4,243 |
- |
- |
4,243 |
| 2026-02-06 |
Maheshwari Anurag |
EVP & Chief Financial Officer |
RSU Award |
7,472 |
- |
- |
7,472 |
| 2026-02-06 |
Goralski Christian T Jr |
Group President |
RSU Award |
5,229 |
- |
- |
5,229 |
| 2026-02-06 |
Bauer Wendy A |
Group President |
RSU Award |
4,547 |
- |
- |
4,547 |
| 2026-02-06 |
Van Wyck Jonathan G. |
EVP Chief Strategy Officer |
RSU Award |
3,445 |
- |
- |
3,445 |
| 2026-02-06 |
Chavez Rodriguez Beatriz Karina |
Group President |
Tax Withholding of RSU |
2,306 |
$172.65 |
$398.13K |
18,840 |
| 2026-02-02 |
Murphy Mark W. |
EVP & Chief Info Digital Off |
Tax Withholding of RSU |
603 |
- |
- |
17,215 |
| 2026-02-02 |
Banovetz John Patrick |
Executive Vice President |
Tax Withholding of RSU |
4,859 |
- |
- |
39,515 |
| 2026-02-02 |
Dickson Zoe L |
EVP & Chief HR Officer |
Tax Withholding of RSU |
282 |
- |
- |
17,859 |
| 2026-02-02 |
Chavez Rodriguez Beatriz Karina |
Group President |
Tax Withholding of RSU |
3,945 |
- |
- |
14,259 |
| 2026-02-02 |
Rhodes Kevin H |
EVP, Chief Legal Off & Secret |
Tax Withholding of RSU |
4,732 |
- |
- |
33,738 |
| 2026-02-02 |
Gallagher Paul Joseph |
Officer |
Unknown |
- |
- |
- |
- |
| 2026-02-02 |
Murphy Mark W. |
EVP & Chief Info Digital Off |
Tax Withholding of RSU |
4,793 |
- |
- |
13,025 |
| 2026-02-02 |
Banovetz John Patrick |
Executive Vice President |
Tax Withholding of RSU |
5,629 |
- |
- |
38,745 |
| 2026-02-02 |
Dickson Zoe L |
EVP & Chief HR Officer |
Tax Withholding of RSU |
475 |
- |
- |
17,666 |
| 2026-02-02 |
Rhodes Kevin H |
EVP, Chief Legal Off & Secret |
Tax Withholding of RSU |
5,837 |
- |
- |
32,633 |
| 2026-01-23 |
Fitterling James R |
Director |
RSU Award |
288 |
$160.63 |
$46.26K |
6,476 |
| 2025-12-01 |
Clarke Victoria |
EVP & Chief Public Affairs Off |
Tax Withholding of RSU |
989 |
$170.48 |
$168.6K |
2,220 |
| 2025-11-13 |
Dickson Zoe L |
EVP & Chief HR Officer |
Option Exercise (Sell) |
8,750 |
$154.04 |
$1.35M |
- |
| 2025-11-01 |
Van Wyck Jonathan G. |
EVP Chief Strategy Officer |
RSU Award |
4,505 |
- |
- |
4,505 |
| 2025-10-29 |
Murphy Mark W. |
EVP & Chief Info Digital Off |
Option Exercise (Sell) |
19,061 |
$142.94 |
$2.72M |
- |
| 2025-10-24 |
Fitterling James R |
Director |
RSU Award |
270 |
$171.60 |
$46.33K |
6,161 |
| 2025-10-01 |
Banovetz John Patrick |
Executive Vice President |
Option Exercise (Sell) |
142 |
- |
- |
3,301 |
| 2025-10-01 |
Rhodes Kevin H |
EVP, Chief Legal Off & Secret |
Option Exercise (Sell) |
203 |
- |
- |
4,718 |
| 2025-10-01 |
Maheshwari Anurag |
EVP & Chief Financial Officer |
Tax Withholding of RSU |
4,532 |
$156.00 |
$706.99K |
6,412 |
| 2025-08-07 |
Goralski Christian T Jr |
Group President |
Option Exercise (Sell) |
6,650 |
$130.14 |
$865.43K |
- |
| 2025-08-05 |
Reinseth Theresa E |
Sr Vice President & CAO |
Informative Sell |
3,477 |
$150.63 |
$523.74K |
2,561 |
■ Informative Buy/Sell — open market transaction (most significant)
■ Uninformative Buy — award, option exercise, conversion
■ Uninformative Sell — tax withholding, award vest sale
■ Neutral — gift, trust, expiry
