Form 4 Filing for 111, Inc. by Luo Jun Justin

This filing details transactions made by Luo Jun Justin, a director at 111, Inc. (YI). On May 11, 2026, 378,737 RSUs vested. On May 12, 2026, an additional 413,168 RSUs vested, with a staggered vesting schedule over four years. On May 26, 2026, 29,280 Class A ordinary shares were sold to cover tax obligations related to RSU vesting, at a price of $0.27 per share. On May 27, 2026, another 70,440 Class A ordinary shares were sold for the same reason, at $0.25 per share. The filing also notes a prior RSU grant on September 12, 2018, for 18,366 shares.