InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (8 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
8
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Explore the detailed record of transactions filed by LUDLOW MADELEINE W, Director. Director active across 2 companies, notably ALLETE INC. Cumulatively, 15 reports have been published. Breakdown: 0 buy · 8 sells. Activity tracked since 1 June 2021. The latest transaction was disclosed on 15 December 2025 (Disposition). Regulator: SEC (Form 4). All data is free.
Declarations15 total
5,200.39 shares@ US$67.0020.0% of flowCommon StockSEC:0000929638-25-004642:0
20,782.75 shares@ US$67.0080.0% of flowCommon StockSEC:0000929638-25-004642:1
1,742.71 shares0Common StockSEC:0001062993-24-011887:0
1,786.29 shares0Common StockSEC:0001062993-23-012578:0
1,585.37 shares0Common StockSEC:0001062993-22-014205:0
1,334.67 shares0Common StockSEC:0000066756-21-000054:0
1,334.67 shares0Common StockSEC:0000066756-21-000054
50 sharesCommon StockSEC:0000066756-16-000152:0
50 sharesCommon StockSEC:0000066756-16-000152:1
100 sharesCommon StockSEC:0000066756-16-000152:2
50 sharesCommon StockSEC:0000066756-16-000145:0
50 sharesCommon StockSEC:0000066756-16-000145:1
100 sharesCommon StockSEC:0000066756-16-000145:2
100 sharesCommon StockSEC:0000066756-16-000128:0
100 sharesCommon StockSEC:0000066756-16-000128:1
15 of 15 declarations
About LUDLOW MADELEINE W
Madeleine W. Ludlow is a Board Member at ALLETE INC. She contributes to the strategic direction of the company and participates in board discussions.
