Quantumsphere Acquisition Corp. Units (QUMSU) NASDAQ

Currency In USD

QUMSU Historical Return

If you invested $1000 in Quantumsphere Acquisition Corp. Units (QUMSU) since IPO date, it would be worth $1,035.93 as of September 20, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 6 months ago would be worth $1,005.81, while $1000 invested 3 months ago would be worth $1,003.87. This corresponds to total returns of 3.59%, 0.58%, 0.39%, respectively, with annualized returns of 3.19%, 0.58%, 0.39%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

QUMSU Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
September 10, 2026	10.38	10.38	10.38	10.38	10.38	3,601
September 09, 2026	10.42	10.42	10.42	10.42	10.42	0
September 03, 2026	11.46	10.11	10.11	11.46	10.11	1
August 27, 2026	10.42	10.42	10.42	10.42	10.42	30
August 26, 2026	10.42	10.42	10.42	10.42	10.42	1
August 20, 2026	10.49	10.49	10.49	10.49	10.49	3
August 19, 2026	10.51	10.51	10.51	10.51	10.51	1
August 17, 2026	10.5	10.5	10.5	10.5	10.5	5
August 11, 2026	10.33	10.33	10.33	10.33	10.33	200
August 03, 2026	10.49	10.49	10.49	10.49	10.49	0
July 28, 2026	10.49	10.49	10.49	10.49	10.49	6
July 21, 2026	10.36	10.33	10.33	10.36	10.33	849
July 14, 2026	10.35	10.35	10.35	10.35	10.35	1
July 08, 2026	10.35	10.35	10.35	10.35	10.35	2
July 07, 2026	10.42	10.42	10.42	10.42	10.42	0
July 06, 2026	10.49	10.49	10.49	10.49	10.49	0
July 01, 2026	10.42	10.42	10.42	10.42	10.42	800
June 29, 2026	10.33	10.33	10.33	10.33	10.33	301
June 23, 2026	10.5	10.5	10.5	10.5	10.5	200
June 22, 2026	10.34	10.34	10.34	10.34	10.34	100
June 17, 2026	10.33	10.33	10.33	10.33	10.33	6
June 12, 2026	10.34	10.34	10.34	10.34	10.34	100
June 11, 2026	10.5	10.34	10.34	10.5	10.34	2,504
June 10, 2026	10.99	10.33	10.33	10.99	10.33	205
June 08, 2026	10.33	10.33	10.33	10.33	10.33	103
June 05, 2026	10.99	10.99	10.99	10.99	10.99	2
June 04, 2026	10.36	10.36	10.36	10.36	10.36	1
June 03, 2026	10.73	10.73	10.73	10.73	10.73	15
June 02, 2026	10.37	10.7	10.7	10.7	10.33	1
June 01, 2026	10.33	10.33	10.33	10.33	10.33	20
May 29, 2026	10.33	10.8	10.8	10.8	10.33	2
May 22, 2026	10.34	10.34	10.34	10.34	10.34	2,040