[2] In 2024, the net worth of the Ariane de Rothschild family was estimated at 5 billion euros by French weekly business magazine Challenges.

[5] Her husband Benjamin de Rothschild died on 15 January 2021 of a heart attack at his home in Pregny-Chambésy, Switzerland.

In 2005, she restructured the group's philanthropic activities with the intent to develop a sustainable "return on engagement" philanthropic model, which led to the creation of the Edmond de Rothschild Foundations, a structure active in five different fields : Art and culture, health and research, philanthropy, cultural dialogue and social entrepreneurship.

[14] She focused her agenda on environmental and social impact investments, and on restructuring the company's scattered assets and subsidiaries.

[23] She pulled the Edmond de Rothschild Group out of Asia and, the following year, in 2017, she implemented the Avaloq banking technology.

[24] In March 2019, the company removed Edmond de Rothschild (Switzerland) S.A. from public trading, making it entirely held by the group.

[31] In 2018, she led the acquisition of the fragrance company Parfums Caron and managed the revival of the brand,[32] focusing its distribution on Middle Eastern countries.

[34] In 2021, she released the first vintage of the rosé wine L'Amistà (Château Roubine, Côtes de Provence) she co-developed.

[35] In 2023, a Wall Street Journal investigation revealed that de Rothschild had more than a dozen meetings with convicted sex offender Jeffrey Epstein.