InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
0
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Browse the detailed record of transactions filed by SPARBY DAVID M, Director. Officer active across 2 companies, notably MDU Resources Group INC. Aggregated, 5 disclosures have been recorded. History available since 16 November 2021. The latest transaction was filed on 22 May 2025 (Attribution). Regulator: SEC (Form 4). The full history is accessible without signup.
Declarations5 total
2,887 shares0Common StockSEC:0001225208-25-005431:0
2,347 shares0Common StockSEC:0001225208-24-010254:0
8,008 shares@ US$18.7326.0% of flowCommon StockSEC:0001225208-23-010313:0
4,896 shares@ US$30.63727.4% of flowCommon StockSEC:0001225208-22-011858:0
4,831 shares@ US$28.9780.0031% mcap50.0% of flowCommon StockSEC:0001225208-21-013940:0
5 of 5 declarations
About SPARBY DAVID M
David M. Sparby is a Director at MDU RESOURCES GROUP INC. In this role, he participates in strategic decision-making and governance of the company, bringing his expertise in the resources sector.
