Market index
KOSPI 200
The index of 200 KOSPI constituents selected for size, liquidity, and sector representation. As the underlying for Korea's futures, options, and largest ETFs, it channels derivative flows into the cash market.
At a glance
KOSPI 200: latest value and prior change
As of 2026-09-18, KOSPI 200 is 1,090 pt. It is 31.96 pt higher than 1,058 pt on 2026-09-17.
Across 142 available observations from 2026-02-24 to 2026-09-18, the latest value is at the tie-adjusted 61st percentile.
- Observed on
- Default comparison window
- 2026-02-24–2026-09-18
- Observations · observed cadence
- 142 · Daily
- Data source
- Naver Finance
A high or low percentile does not by itself make the indicator positive, negative, or a buy or sell signal.
Time-series chart
KOSPI 200
2026-02-24–2026-09-18
Long-history series are stored as real provider observations. Index, FX, VIX, and ratio charts use historical backfill where providers expose it; Korean investor flow and margin-credit feeds expand as stable historical endpoints become available.
Recent observations and calculated changes
The ten latest chart observations. Change subtracts the previous observation; intervals vary with holidays, release schedules and missing data. A difference in rates or ratios is not an investment return.
| Observed | Value | Previous date | Difference (current − previous) |
|---|---|---|---|
| 2026-09-18 | 1,090 pt | 2026-09-17 | 31.96 pt |
| 2026-09-17 | 1,058 pt | 2026-09-16 | -1.78 pt |
| 2026-09-16 | 1,060 pt | 2026-09-15 | 17.59 pt |
| 2026-09-15 | 1,042 pt | 2026-09-14 | -8.37 pt |
| 2026-09-14 | 1,051 pt | 2026-09-11 | -39.39 pt |
| 2026-09-11 | 1,090 pt | 2026-09-10 | -21.91 pt |
| 2026-09-10 | 1,112 pt | 2026-09-09 | -2.48 pt |
| 2026-09-09 | 1,115 pt | 2026-09-08 | 14.53 pt |
| 2026-09-08 | 1,100 pt | 2026-09-07 | -5.11 pt |
| 2026-09-07 | 1,105 pt | 2026-09-04 | 53.67 pt |
Source: Naver Finance
Interpretation guide
KOSPI 200: the benchmark Korean money actually tracks
The KOSPI 200 holds the 200 most liquid and sector-representative names on Korea's main board. If the KOSPI measures the market's temperature, the KOSPI 200 is the line real money is pegged to — futures, options, giant ETFs like KODEX 200, and most index funds all track it, making the index itself a source of flows.
How it differs from KOSPI
The KOSPI 200 captures roughly 90% of main-board market cap, so the two move nearly together. But excluding small caps and administrative issues tilts it further toward large caps, and the small gaps between them reveal what is happening outside the index.
- KOSPI outperforming the 200 means small and mid caps outside the index are alive.
- The 200 leading on its own points to index money and futures arbitrage lifting large caps.
- Annual rebalancing concentrates index flows into the names being added or dropped.
The link to derivatives and flows
The gap between KOSPI 200 futures and spot — the basis — drives program trading. A widening basis pulls arbitrage buying into the cash market; a narrowing or inverted one pushes selling, creating flow shocks unrelated to fundamentals.
- Swings around quadruple-witching expiries are unwind flows, not directional signals.
- Foreign investors turning net buyers of futures often leads spot large-cap buying.
- ETF creation and redemption volumes show index-tracking money's direction directly.
Uses and misreads
Because it tracks the KOSPI so closely, watching both is about spotting divergence, not confirming direction. Use it as a lens on index-linked money rather than as a second market gauge.
- Judge index-fund and ETF performance against the KOSPI 200, not the KOSPI.
- As a price index it drops mechanically by the dividend amount on ex-dividend dates.
- Read it with TapeFlow's KOSDAQ index to sharpen the large-cap versus small-cap picture.