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
Discover the complete record of transactions filed by Reinsdorf Judith A, Director. Officer active across 7 companies, notably Alexion Pharmaceuticals, INC.. In total, 11 disclosures have been recorded. Activity tracked since 20 May 2021. The latest transaction was disclosed on 12 February 2026 (Attribution). Regulator: SEC (Form 4). All data is free.
Companies and markets linked to Reinsdorf Judith A
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations11 total
567 shares@ US$246.9133.3% of flowCommon StockSEC:0001225208-26-001827:0
1,295 shares0Common StockSEC:0000794170-26-000024:0
685 shares@ US$182.2750.8% of flowCommon StockSEC:0001225208-25-001644:0
803 shares@ US$155.6649.2% of flowCommon StockSEC:0001225208-24-002158:0
942 shares@ US$116.6951.4% of flowCommon StockSEC:0001225208-23-002196:0
6,850 shares@ US$24.65100.0% of flowCommon Stock, $0.01 par valueSEC:0001104659-22-082915:0
1,041 shares@ US$105.6448.6% of flowCommon StockSEC:0001225208-22-002249:0
6,850 shares0Common Stock, $0.01 par valueSEC:0001225033-21-000062:0
14,150 shares0Common Stock, par value $.0001 per shareSEC:0000899866-21-000074:0
1,962 shares0Common Stock, par value $.0001 per shareSEC:0000899866-21-000044:0
21 sharesCommon SharesSEC:0001225208-16-024105:0
11 of 11 declarations
About Reinsdorf Judith A
Judith A. Reinsdorf is a Board Member at ALEXION PHARMACEUTICALS, INC. and Cornerstone Building Brands, Inc. She plays a key role in overseeing the operations of these companies and in developing long-term strategies. Her expertise in corporate governance is essential to ensure that decisions made align with shareholder interests.
