InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (1 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
1
T+90 hit rate
25%
T+90 mean return
-14.3%
Across 8 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the detailed record of transactions filed by White Marvin L, Chairman & CEO. Officer active across 2 companies, notably Emergent BioSolutions Inc.. Aggregated, 14 disclosures have been logged. Breakdown: 0 buy · 1 sell. Total volume traded: €160k. History available since 20 May 2021. The latest transaction was filed on 30 April 2025 (Attribution). Regulator: SEC (Form 4). The full history is free.
Declarations14 total
34,403 shares0Common StockSEC:0001367644-25-000110:0
8 sharesCommon StockSEC:0000950170-25-032187:0
14,287 shares@ US$11.97100.0% of flowCommon StockSEC:0001367644-24-000184:0
17,430 shares0Common StockSEC:0001367644-24-000086:0
12,917 sharesCommon StockSEC:0000950170-24-025878:0
4,792 sharesCommon StockSEC:0000950170-24-009002:0
33,847 shares0Common StockSEC:0001367644-23-000109:0
9,582 sharesCommon StockSEC:0001209191-23-016774:0
4,791 sharesCommon StockSEC:0001209191-23-005423:0
8,446 shares0Common StockSEC:0001367644-22-000091:0
4,792 sharesCommon StockSEC:0001019056-22-000114:0
4,792 sharesCommon StockSEC:0001019056-22-000114
5,027 shares0Common StockSEC:0001367644-21-000087
5,027 shares0Common StockSEC:0001367644-21-000087:0
14 of 14 declarations
About White Marvin L
Marvin L. White is the President and CEO and a Board Member at Emergent BioSolutions Inc. and Aptevo Therapeutics Inc. He oversees all operations and strategies of the companies. With extensive experience in the biopharmaceutical sector, he plays a key role in leading the companies and achieving growth objectives. His leadership is essential for the sustainable development of the companies.
