# South Korea Korea: Leading Composite Index (BOK ECOS)

South Korea Korea: Leading Composite Index (BOK ECOS) was 132.0 in September 2026, up 0.2% from August 2026 and up 8.9% from a year earlier.
That is the highest reading since the series began in January 2016.
Over the past ten years it has ranged from 88.50 (Sep 2016) to 132.0 (Sep 2026), averaging 106.0.

- Source agency: Bank of Korea
- Makrognosis code: `KR.ESI.M.NSA.ITEM-I16A`
- Frequency: monthly
- Units: 2020=100
- Coverage: 2016-01-01 to 2026-09-01 (129 observations)
- Page: https://makrognosis.robomacro.com/data/south-korea/korea-leading-composite-index-bok-ecos

## Recent data

| Period | Value |
|---|---:|
| September 2026 | 132.0 2020=100 |
| August 2026 | 131.7 2020=100 |
| July 2026 | 131.3 2020=100 |
| June 2026 | 130.2 2020=100 |
| May 2026 | 128.7 2020=100 |
| April 2026 | 127.5 2020=100 |
| March 2026 | 126.4 2020=100 |
| February 2026 | 125.2 2020=100 |
| January 2026 | 124.2 2020=100 |
| December 2025 | 123.1 2020=100 |
| November 2025 | 122.2 2020=100 |
| October 2025 | 121.5 2020=100 |
| September 2025 | 121.2 2020=100 |
| August 2025 | 120.9 2020=100 |
| July 2025 | 120.1 2020=100 |
| June 2025 | 119.1 2020=100 |
| May 2025 | 118.6 2020=100 |
| April 2025 | 118.1 2020=100 |
| March 2025 | 117.6 2020=100 |
| February 2025 | 116.9 2020=100 |
| January 2025 | 116.5 2020=100 |
| December 2024 | 116.5 2020=100 |
| November 2024 | 116.5 2020=100 |
| October 2024 | 116.2 2020=100 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/KR.ESI.M.NSA.ITEM-I16A"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/KR.ESI.M.NSA.ITEM-I16A",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```