The ASX200 regularly has a clearing of the decks for a number of reasons, from takeovers to deep underperformance leading to a business losing its status as a top-quality large-cap business, and vice versa. Last September, we saw the exit of stocks such as Zip (ZIP) and City Chic (CCX), which had both endured their stock plunging from +$14 and +$6, respectively, to around 30c, by definition crushing their market cap in the process – two of the main criteria of eligibility to be in the ASX200 are market cap and liquidity.