Market Facts

Month-by-month market statistics: average return, share of up-years, and volume distribution.

Delisted-company counts by year across the market. Reason breakdown and listing tenure are not sourced yet, so they are omitted.

The share of ex-dividend events that close the price gap within N days, in five dividend-yield layers.

How many stocks closed locked at their daily price limit each year, up vs down, since 2004. Detected via era price-limit bands — approximate, not officially confirmed.

By calendar month, the share of stocks the three institutional groups were net buyers of — a breadth signal, since 2012. The signal is mild (~2pp): only December's net-buy share edges above net-sell.

How widely the three institutional groups were buying each year, measured in companies rather than dollars.

Market-wide margin financing and short-selling balances, averaged and peaked by year.

How company-months spread across year-on-year revenue growth bands — the baseline a single company's number should be read against.

Average, median and 90th-percentile foreign ownership, plus how many companies were more than half foreign-held.

Where Taiwan valuation metrics actually sit, P10 to P90, with each metric's own coverage stated.

How often the exchange placed a stock under disposition each year, and how many distinct companies were affected.

Block-trade count, volume and value by month — the negotiated market beside the order book.

Average, median and share-up per year, by market. Price change only — unadjusted, dividends excluded.

What share of the whole market the top 1, 5, 10 and 50 companies account for — the concentration risk in any index position.

How much of futures open interest the five largest buyers held, year by year.

What foreign investors, trusts and dealers net bought or sold across the market each year, counted in lots.

How much of each year's traded value was same-day round trips rather than positions held overnight.

The median and quartile yield across every company that paid a cash dividend — the baseline for judging whether a yield is high.

The median P/E and P/B across constituents at each year end — what a typical listed company cost, not the exchange's cap-weighted index figure.

Stock out on loan and not yet returned at each year end, and across how many companies. Not the same as margin short selling.

How many companies joined the market each year, by board — the counterpart to the delistings page.

Where foreign investors, trusts and dealers stood in TAIEX futures at each month end — long minus short, in contracts.

Where the put/call ratio sits against its recent sample, so a reading can be compared rather than guessed at.

The annual average and year-end rate for the New Taiwan dollar against the US dollar.

How many material-information filings companies published each year, and the mix — in nine classes plus a fold-up, classified by us rather than by the exchange.