InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
OtherDisclosed 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 complete record of transactions filed by Mahan Jon Marshall. Director active across 1 company, notably Donegal Group INC. Aggregated, 10 disclosures have been published. Activity tracked since 1 June 2021. The latest transaction was filed on 2 January 2026 (Attribution). Regulator: SEC (Form 4). All data is openly available.
Companies and markets linked to Mahan Jon Marshall
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations10 total
1,200 shares@ US$19.985.4% of flowClass A Common StockSEC:0001360841-26-000001:0
4,500 shares@ US$14.4315.9% of flowClass A Common StockSEC:0001360841-25-000004:0
500 shares@ US$15.471.9% of flowClass A Common StockSEC:0000800457-25-000007:0
8,000 shares@ US$15.8031.0% of flowClass A Common StockSEC:0000800457-24-000052:0
500 shares@ US$13.991.6% of flowClass A Common StockSEC:0001327749-24-000009:0
500 shares@ US$14.201.7% of flowClass A Common StockSEC:0001209191-23-001526:0
5,407 shares@ US$14.5019.3% of flowClass A Common StockSEC:0001209191-22-059968:0
500 shares@ US$14.291.7% of flowClass A Common StockSEC:0001209191-22-000517:0
7,748 shares@ US$12.5021.0% of flowClass A Common StockSEC:0001209191-21-037058:0
500 sharesClass A Common StockSEC:0001327749-16-000107:0
10 of 10 declarations
About Mahan Jon Marshall
MAHAN JON MARSHALL is a declarant associated with Donegal Group INC, where he is a Director. He has 10 filings in total, and the sampled recent filings cover the period from 2016-01-04 to 2026-01-02, with the transaction nature shown as Attribution. The buy and sell amounts are both 0 EUR in this recent sample.
