LVMH secretly built a 22% stake in Hermès — and was forced to give it all back

In October 2010, LVMH, the world's largest luxury group, shocked the industry by revealing that it had secretly accumulated a 17% stake in Hermès, the family-controlled maker of Birkin bags and silk scarves. The stake was later revealed to be over 22%, built quietly through equity swaps that avoided disclosure requirements.

Hermès's family shareholders, who controlled roughly 70% of the company, were furious. They saw the stealth stake as a hostile move by Bernard Arnault to eventually take over the fiercely independent house. Hermès's CEO called it 'a wolf in cashmere.' The family rallied, and French regulators investigated.

In 2014, a French court ruled that LVMH must distribute its Hermès shares to LVMH shareholders, effectively unwinding the position. Arnault denied any hostile intent, but the episode damaged his reputation and strained relations within the luxury industry. The case illustrated the limits of stealth accumulation in a market where family control and brand independence are sacred values.