# Oil set for fourth monthly gain as Hormuz tanker attack highlights supply risks from war | live

> Oil prices rose on Friday after an attack on a tanker in the Strait of Hormuz highlighted supply risks from the US-Israeli war on Iran, now in its eighth month. Brent for December gained about 1.5% to $116.59 and WTI added about 1.4% to $103.45. Brent was on track for a nearly 13% monthly gain.

- Date: 2026-10-30 · published 2026-10-30T10:05:40.059Z
- Category: geopolitics · region Middle East · magnitude high
- Page: https://feedsoft.ai/events/2148-oil-set-for-fourth-monthly-gain-as-hormuz-tanker-attack-highlights-supply-risks
- Commodities: [Crude Oil (Brent)](https://feedsoft.ai/c/BRENT.md), [Crude Oil (WTI)](https://feedsoft.ai/c/WTI.md)

## Why it matters

Attacks on tankers in Hormuz threaten a major share of seaborne crude, supporting higher energy prices that raise feed production and freight costs.

## Read by commodity

- WTI: bullish ▲
- BRENT: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| BRENT | 2019-09-16 | [Oil surges as Saudi attack focuses market on supply risks](https://feedsoft.ai/events/5707-oil-surges-as-saudi-attack-focuses-market-on-supply-risks.md) | +6.6% | -0.3% |
| BRENT | 2026-07-23 | [Oil settles over $100 as Houthi attacks intensify Middle East supply risks \| Reuters](https://feedsoft.ai/events/9925-oil-settles-over-100-as-houthi-attacks-intensify-middle-east-supply-risks.md) | -9.5% | -7.3% |
| BRENT | 2026-01-09 | [Oil gains as market weighs Iran, Russia supply risks; dealmaking for Venezuela in focus \| Reuters](https://feedsoft.ai/events/11393-oil-gains-as-market-weighs-iran-russia-supply-risks-dealmaking-for-venezuela-in.md) | +3.7% | +9.6% |
| BRENT | 2022-03-03 | [Oil slides from decade-highs as Iran talks kindle supply hopes \| Reuters](https://feedsoft.ai/events/10344-oil-slides-from-decade-highs-as-iran-talks-kindle-supply-hopes-reuters.md) | -1.8% | -1.2% |
| BRENT | 2024-03-19 | [Oil rises to multi-month highs on Russian supply concerns](https://feedsoft.ai/events/31370-oil-rises-to-multi-month-highs-on-russian-supply-concerns.md) | -0.2% | +4.6% |
| WTI | 2019-09-16 | [Oil surges as Saudi attack focuses market on supply risks](https://feedsoft.ai/events/5707-oil-surges-as-saudi-attack-focuses-market-on-supply-risks.md) | +5.8% | -0.1% |
| WTI | 2026-07-23 | [Oil settles over $100 as Houthi attacks intensify Middle East supply risks \| Reuters](https://feedsoft.ai/events/9925-oil-settles-over-100-as-houthi-attacks-intensify-middle-east-supply-risks.md) | -7.9% | -6.4% |
| WTI | 2026-01-09 | [Oil gains as market weighs Iran, Russia supply risks; dealmaking for Venezuela in focus \| Reuters](https://feedsoft.ai/events/11393-oil-gains-as-market-weighs-iran-russia-supply-risks-dealmaking-for-venezuela-in.md) | +2.4% | +10.3% |

## Sources

- live.euronext.com: https://live.euronext.com/en/financial-news/oil-set-fourth-monthly-gain-hormuz-tanker-attack-highlights-supply-risks-war

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Data from Feedsoft AI (https://feedsoft.ai/). For information only; not investment advice.