Indonesian authorities shut eight airports after Anak Krakatau eruption spreads volcanic ash across western Java
Question
Indonesian authorities shut eight airports after Anak Krakatau eruption spreads volcanic ash across western Java
Direct answer
Volcanic ash closures can hit IDR-sensitive tourism and domestic transport names, while grounding flights lifts watch risk for aviation-linked stocks and regional travel flows.
- Original publisher
- Market Ontology
- Evidence through
- 2026-09-07
- Published
- 2026-10-20
- Revision
- 1 · 2026-10-20
Cite as: Market Ontology, “Indonesian authorities shut eight airports after Anak Krakatau eruption spreads volcanic ash across western Java”, revision 1, evidence through 2026-09-07. https://marketontology.com/market-events/2026-09-07/indonesian-authorities-shut-eight-airports-after-anak-krakatau-eruption-spreads-6dfd98
How this development reaches the affected companies
| Asset | Exposure and channel | Direction | Evidence |
|---|---|---|---|
| GIAA.JK | airport closures and flight cancellations reduce carrier revenue and raise disruption costs | Down1-5d | eight regional airports were shut after the eruption and Singapore Airlines cancelled Jakarta flights |
| AIRD.JK | airport shutdowns and diverted traffic hurt airport operator throughput and fees | Down1-5d | operations at eight airports were suspended due to volcanic ash |
| IDR | tourism and transport disruption can weigh on the currency through growth and current-account channels | Down1-5d | major airport closures and widespread flight grounding were reported after the eruption |
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What happened next
| Asset | Call | Base close | +1 day | +5 days | +20 days |
|---|---|---|---|---|---|
| IDR | Downagreed | 31.45 2026-09-04 | -1.11% | -7.76% | -11.38% |
Closing prices from stored daily bars; returns measured from the last close on or before the event date. Not a recommendation.
Sources
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