Why did 4582.T stock spike intraday today?

The spike followed clinical trial attention and heavy retail trading. Volume hit **49,321,800** shares, far above average. Short-covering and speculative flows likely amplified the move.

What are the main valuation concerns for 4582.T stock?

Key concerns include negative EPS **-95.12**, a negative PE, high PB **6.75**, and debt-to-equity **1.56**. These metrics signal material valuation and profitability risks.

How should traders approach 4582.T stock after today’s rally?

Traders should use tight stops and small position sizes. Technicals are overbought (RSI **91.86**) and volatility is high, increasing reversal risk in the next sessions.

What does Meyka AI forecast for 4582.T stock?

Meyka AI's forecast model projects a monthly level of **¥68.94** versus the current **¥197.00**, implying an approximate downside of **-65.01%**. Forecasts are model-based projections and not guarantees.

JP Stocks

4582.T stock up 62.81% to ¥197 on 20 Feb 2026: Check trial news and volume

ByDanny Kontos February 20, 2026February 20, 2026

4582.T stock surged 62.81% intraday to ¥197.00 on 20 Feb 2026 on extremely high volume. The move followed reported clinical and trading activity that pushed the day high to ¥220.00 and the day low to ¥175.00 on the JPX. Volume hit 49,321,800 shares versus an average of 908,683, signalling outsized retail and speculative flows. We review drivers, valuation, technicals, and near-term scenarios with Meyka AI market context and an internal link to the stock page.