Aisin vs Compagnie Generale des Etablissements Michelin SCA: why the prices moved differently

Weekly · monthly · quarterly news summaries, side by side in time

Aisin Corporation (7259.JP)

Q3 202630 Jul – 7 Sep 2026

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Kumamoto earthquake shuts Aisin Kyushu plant, forcing customer production halts The July 30 Kumamoto earthquake damaged Aisin Kyushu's factory, stopping key door parts. Toyota, Nissan, Mitsubishi and Daihatsu had to pause production. Aisin says buildings are not badly damaged and lines are restarting step by step, but the timing is still unclear. Lost sales and restart costs weigh on the shares.
This is the main new negative force: a supply shock that directly hits Aisin's production and revenue.
US 50% tariff on Canadian cars and parts hits Aisin's exports Trump announced a 50% tariff on vehicles and parts made in Canada. Aisin exports parts from Canada, so this raises its costs and may reduce orders. The USMCA review is dragging on, making it hard for suppliers to plan. This is a new trade barrier that pressures Aisin's North American business.
It is a new tariff event that directly affects Aisin's Canadian parts exports and profitability.
Aisin expands hybrid transmission investment in Thailand Thailand's BOI says Japanese investment is entering a new cycle, with Aisin investing in hybrid transmission systems. This supports Aisin's shift to electrified parts and spreads production beyond Japan. It is a long-term positive for growth and diversification, though the financial details are not yet disclosed.
It shows a new positive investment trend that supports Aisin's future earnings and product mix.

August 202630 Jul – 7 Sep 2026

▼2▲1

Kumamoto earthquake shuts Aisin Kyushu plant, forcing customer production halts The July 30 Kumamoto earthquake damaged Aisin Kyushu's factory, stopping key door parts. Toyota, Nissan, Mitsubishi and Daihatsu had to pause production. Aisin says buildings are not badly damaged and lines are restarting step by step, but the timing is still unclear. Lost sales and restart costs weigh on the shares.
This is the main new negative force: a supply shock that directly hits Aisin's production and revenue.
US 50% tariff on Canadian cars and parts hits Aisin's exports Trump announced a 50% tariff on vehicles and parts made in Canada. Aisin exports parts from Canada, so this raises its costs and may reduce orders. The USMCA review is dragging on, making it hard for suppliers to plan. This is a new trade barrier that pressures Aisin's North American business.
It is a new tariff event that directly affects Aisin's Canadian parts exports and profitability.
Aisin expands hybrid transmission investment in Thailand Thailand's BOI says Japanese investment is entering a new cycle, with Aisin investing in hybrid transmission systems. This supports Aisin's shift to electrified parts and spreads production beyond Japan. It is a long-term positive for growth and diversification, though the financial details are not yet disclosed.
It shows a new positive investment trend that supports Aisin's future earnings and product mix.

Latest30 Jul – 7 Sep 2026

▼2▲1

Kumamoto earthquake shuts Aisin Kyushu plant, forcing customer production halts The July 30 Kumamoto earthquake damaged Aisin Kyushu's factory, stopping key door parts. Toyota, Nissan, Mitsubishi and Daihatsu had to pause production. Aisin says buildings are not badly damaged and lines are restarting step by step, but the timing is still unclear. Lost sales and restart costs weigh on the shares.
This is the main new negative force: a supply shock that directly hits Aisin's production and revenue.
US 50% tariff on Canadian cars and parts hits Aisin's exports Trump announced a 50% tariff on vehicles and parts made in Canada. Aisin exports parts from Canada, so this raises its costs and may reduce orders. The USMCA review is dragging on, making it hard for suppliers to plan. This is a new trade barrier that pressures Aisin's North American business.
It is a new tariff event that directly affects Aisin's Canadian parts exports and profitability.
Aisin expands hybrid transmission investment in Thailand Thailand's BOI says Japanese investment is entering a new cycle, with Aisin investing in hybrid transmission systems. This supports Aisin's shift to electrified parts and spreads production beyond Japan. It is a long-term positive for growth and diversification, though the financial details are not yet disclosed.
It shows a new positive investment trend that supports Aisin's future earnings and product mix.

Q3 202616 Jul – 3 Sep 2026

▲2

H1 profit and cash flow rise, guidance confirmed Michelin's first-half 2026 segment operating income rose 7% to €1.45bn and free cash flow swung to +€282m from -€102m a year earlier, with full-year targets confirmed. Stronger profits and cash generation make the shares more attractive, pushing the price up.
This is the core fundamental news of the period and the main reason the stock is moving.
Regular share buybacks shrink the share count Michelin repeatedly bought back its own shares for cancellation in July, August and early September, around €33-34 each. Fewer shares outstanding lifts earnings per share and signals confidence, a steady support for the stock price.
The buybacks are the most frequent company action in the period and directly support the share price.

August 202616 Jul – 3 Sep 2026

▲2

H1 profit and cash flow rise, guidance confirmed Michelin's first-half 2026 segment operating income rose 7% to €1.45bn and free cash flow swung to +€282m from -€102m a year earlier, with full-year targets confirmed. Stronger profits and cash generation make the shares more attractive, pushing the price up.
This is the core fundamental news of the period and the main reason the stock is moving.
Regular share buybacks shrink the share count Michelin repeatedly bought back its own shares for cancellation in July, August and early September, around €33-34 each. Fewer shares outstanding lifts earnings per share and signals confidence, a steady support for the stock price.
The buybacks are the most frequent company action in the period and directly support the share price.

Latest16 Jul – 3 Sep 2026

▲2

H1 profit and cash flow rise, guidance confirmed Michelin's first-half 2026 segment operating income rose 7% to €1.45bn and free cash flow swung to +€282m from -€102m a year earlier, with full-year targets confirmed. Stronger profits and cash generation make the shares more attractive, pushing the price up.
This is the core fundamental news of the period and the main reason the stock is moving.
Regular share buybacks shrink the share count Michelin repeatedly bought back its own shares for cancellation in July, August and early September, around €33-34 each. Fewer shares outstanding lifts earnings per share and signals confidence, a steady support for the stock price.
The buybacks are the most frequent company action in the period and directly support the share price.