Black Spade Acquisition III Co, whose warrants trade under the ticker BIII-WT, is a blank-check company sponsored by Hong Kong-based Black Spade Capital Limited, the firm behind the broader Black Spade SPAC series. The company filed an S-1/A registration amendment with the SEC on December 18, 2025, reflecting ongoing preparation ahead of its planned IPO. Black Spade Capital has previously sponsored earlier vehicles in the series, with a consistent focus on technology, media, and entertainment targets carrying Asia-Pacific exposure. The December 2025 amendment represents the vehicle's most recent public disclosure as it advances through the registration process. Sign up at SpacDesk for full filing history, deal timelines, and analytics on BIII-WT and every active SPAC in the market.