What drove the after-hours spike in 6140.T stock?

The jump to JPY 1,245.00 came with a surge to 31,767,900.00 shares traded. Traders cited strong volume, technical breakouts, and sector demand in semiconductor tools as likely drivers for 6140.T stock

How is Asahi Diamond valued versus peers for 6140.T stock?

Asahi trades at P/E 23.60 and P/B 0.92. The Industrials sector P/E is 18.64, so 6140.T stock trades at a premium on earnings but below peers on book value.

What are Meyka AI’s forecast and grade for 6140.T stock?

Meyka AI rates 6140.T at **69.00** out of 100 (Grade B, HOLD). The model projects a yearly target of JPY 923.83 and a seven-year target of JPY 1,251.47. Forecasts are projections, not guarantees.

What technical levels should traders watch for 6140.T stock?

Key levels: support near JPY 1,061.00, resistance near JPY 1,442.00, 50-day average JPY 878.30, and 200-day average JPY 806.60. Confirm volume before trading 6140.T stock

JP Stocks

Asahi Diamond (6140.T JPX) JPY 1,245 after hours: heavy volume signals active trading

ByDanny Kontos February 18, 2026

Asahi Diamond Industrial Co., Ltd. (6140.T) surged to JPY 1,245.00 in after-hours trading on 18 Feb 2026, driven by a huge volume spike of 31,767,900.00 shares. The jump marked a +12.16% move from the prior close of JPY 1,110.00. Traders flagged mixed catalysts and technical breakouts as reasons for high activity. This note uses market data, valuation metrics, and Meyka AI forecasts to explain the move and what active traders should watch next for 6140.T stock.