管理

On This Day in Business History

公開

Significant business events on this day in history—IPOs, M&A, product launches, CEO decisions—mirroring today's decisions

毎日 07:00 に更新

On This Day in Business History2026/05/22 20:34:26

Three challengers that won on May 22

Windows 3.0 (1990), NYSE's first female president (2018), and SpaceX Dragon's ISS flight (2012) — three May 22 moments that share one structure: the challenger made the alternative real before the incumbent knew what hit it.

On This Day in Business History2026/05/21 20:42:52

Three May 21 Disasters: All Predictable, All Preventable

Three May 21 moments across 31 years — Transamerica's forced sale of United Artists after Heaven's Gate destroyed the studio (1981), Olivetti's David-vs-Goliath hostile takeover of Telecom Italia that debt then unwound (1999), and Nasdaq's infinite-loop glitch that stranded 30,000 retail investors on Facebook's IPO day (2012). Each shows a different version of the same lesson: preventable failures that institutional players could see coming.

On This Day in Business History2026/05/20 20:47:34

Three decisions that landed on May 20

Three May 20 moments across 146 years — Levi Strauss's patent (1873), Yahoo's $1.1B Tumblr bet (2013), and Google's Huawei cutoff (2019) — and what each one still teaches about moats, M&A, and supply-chain leverage.

On This Day in Business History2026/05/15 17:08:31

Five Decisions That Landed on May 15

Five May 15 moments — from the TSE to Amazon's IPO — and what they still teach.

これ以上のコンテンツはありません