Segantii Capital founder Simon Sadler slammed his bankers after a block trade involving Esprit Holdings Ltd. unraveled, according to a Hong Kong court hearing Tuesday. Sadler claimed the deal was mishandled while his firm maintained a short position. The dispute centers on the mechanics of the trade in and the timing of this sale for investors.

Sadler’s complaint follows a series of sharp price swings that left his short position exposed. The block trade, intended to move large volumes quietly, reportedly faltered when the bank misread market signals, causing a rapid rebound in Esprit shares. Investors watching the case note how such missteps can erode confidence in institutional execution for the.

The Hong Kong tribunal will weigh evidence from both sides, potentially setting a precedent for how banks manage large orders in volatile stocks. If Sadler proves the bank’s negligence, the case could prompt tighter oversight of trade execution and compel firms to disclose detail about their risk controls. Market participants will gauge the ruling’s reach.

Ultimately, the outcome will signal whether institutional traders can rely on banks to execute large orders without exposing their positions to undue volatility. For Segantii, a favorable ruling could vindicate its strategy, while a loss might force a reassessment of its short‑selling approach amid tighter scrutiny.