Michel J. Dumas
Director · GRAFTECH INTERNATIONAL LTD
Individual
- 2024
- Sep 30, 2025
- 3
Filings (90d)
Other insiders active in the same sector
No other insider has filed at Michel J. Dumas's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- SLTA V (GP), L.L.C. - $275.19M in FA purchases and sales in the last 12 months
- Alexander C. Karp - $272.17M in PLTR purchases and sales in the last 12 months
- Eduardo Vivas - $264.18M in APP purchases and sales in the last 12 months
- Insight Holdings Group, LLC - $253.77M in HNGE purchases and sales in the last 12 months
- Tien-Szu Chen - $247.14M in ASX purchases and sales in the last 12 months
- William D. Mosley - $244.10M in STX purchases and sales in the last 12 months
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Frequently asked questions
Who is Michel J. Dumas?
Michel J. Dumas is a corporate insider, tracked as Director of GRAFTECH INTERNATIONAL LTD (EAF). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Michel J. Dumas last file a Form 4?
The most recent primary Form 4 on record is dated 30 September 2025, one of 3 filings going back to 2024.