Hong Kong's opening on Tuesday set a price on Shein's long-running bid for public market status: shares in the fast-fashion giant fell 9% on their debut day. The listing came after years of attempts to go public.

A first-day print is the anchor from which secondary market activity gets measured going forward. It determines the floor analysts model against and sets the reference price for any future equity raise. For Shein, that anchor lands 9% below the starting line.

The years that preceded Tuesday are the other defining element of this listing. Shein's path to a public debut stretched across multiple attempts before Hong Kong became the chosen venue. That timeline ended Tuesday.

Listing in Hong Kong shapes where the company sits in global capital markets. The exchange determines the investor geography and the regulatory disclosure framework the company now operates under. Those parameters are set. The day-one number was 9% down.