Why did 4586.T stock drop sharply today?

4586.T stock fell **20.80%** on 09 Mar 2026 amid heavy volume and sector weakness. There was no single public catalyst; the move looks driven by risk-off flows, technical selling and valuation concerns tied to negative EPS and high price-to-sales.

What are the key valuation metrics for 4586.T stock?

Key metrics: EPS **-13.36**, trailing PE **-8.01**, price-to-sales **49.59**, price-to-book **3.37**, and cash per share **JPY 27.18**. Those figures show liquidity but weak profitability and stretched revenue multiples for 4586.T stock.

What is Meyka AI’s forecast for 4586.T stock?

Meyka AI's forecast model projects monthly **JPY 97.40**, quarterly **JPY 82.65**, and a 12-month base-case **JPY 53.07**. Compared to **JPY 99.00** close, the 12-month projection implies **-46.38%**. Forecasts are model-based projections and not guarantees.

JP Stocks

Down 20.80%: 4586.T MedRx Co., Ltd (JPX) falls to JPY 99.00, what investors watch

ByHuzaifa Zahoor March 9, 2026March 9, 2026

MedRx Co., Ltd (4586.T) plunged 20.80% to JPY 99.00 at the JPX close on 09 Mar 2026, marking one of the day’s largest drops among healthcare names. The move followed heavy selling volume of 3,034,400.00 shares versus an average of 945,189.00, and left the stock well below its 50-day average of JPY 111.72. This market-closed decline highlights rising investor concern about pipeline timing and negative earnings metrics, and it sets a more cautious near-term outlook for 4586.T stock across trading desks and analysts.