VOLLMER JASON L

PrivateCIK: 1626019
Location

BISMARCK, ND

VOLLMER JASON L (CFO) purchased 1.5% of their position (5K shares) of MDU RESOURCES GROUP INC on the open market

Open‑market purchase worth $80.4K — a small addition. The strongest form of insider conviction signal.

P · 1 purchase
InsiderVOLLMER JASON LCIK 1626019
Officer· CFO
Since Feb 2026
+5K
Net shares
Net buyer
$80.4K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
5K acquired
Non-Derivative Transactions1

Common Stock

Direct
P · Purchase

Shares

+5K

Price / share

$16.07

Trade value

$80.38K

% of position

1.5%
9/8/2025
339.55K344.55K
Total

Net shares

+5K

Net value

$80.38K

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Common Stock - 401(k)

Indirect
Shares owned8.39K
Total
8.39K indirect8.39K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
VOLLMER JASON L — Insider Transaction (Form 4) Filed Sep 9, 2025 | Finecho