Mendell Helium Share Price history. The following table shows end-of-day data MDH historical share prices for Mendell Helium, including the Open, High, Low, Close prices, along with trading volumes. Historical prices are recorded daily from the closing price of the company once the stock market has closed.

Date Open High Low Close Volume
2026-06-224.704.704.654.65620,527
2026-06-194.704.704.704.70357,598
2026-06-184.854.854.704.70712,307
2026-06-174.854.954.854.852,274,876
2026-06-164.454.854.454.852,530,905