MILLER TAMMY J

PrivateCIK: 2063881
Location

BLOOMINGTON, MN

MILLER TAMMY J enters MDU RESOURCES GROUP INC with 3K shares — 100% direct ownership

Full direct ownership at entry is the strongest form of insider alignment with shareholders.

Direct
InsiderMILLER TAMMY JCIK 2063881
Director
Since Aug 2025
3K
Baseline shares
100% direct
3K
Direct ownership
1 position
0.00
Derivative underlying
0 instruments
1
Security positions
All direct
Non-Derivative Holdings1

Common Stock

Direct
Shares owned3K
Total
3K direct3K
Derivative Holdings0
No derivative holdings reported
MILLER TAMMY J — Initial Ownership Disclosure (Form 3) Filed Aug 14, 2025 | Finecho