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Smart Investors Daily
QU

NASDAQ · QUMSR

Quantumsphere Acquisition Corp. Rights

Financial Services · Shell Companies

$0.06

Up+$0.01 (+15.87%)

Updated Sep 21, 2026, 3:02 PM

SID Score

2.6/10

Composite research score

Smart Money

—

Institutional and insider signal

Market cap
2.56M
P/E ratio
—
Dividend yield
—
52-week range
$0.05 – $0.29
Volume
100
Avg. volume
61.07K

Price performance

QUMSR price history

1M range · 10 trading sessions · Daily adjusted prices

QUMSR closed at $0.06 after 10 trading sessions, down 59.40% for the selected period.

Last close
$0.06
Period change
-59.40%
Period low
$0.06
Period high
$0.15
Daily close
View OHLC price history
QUMSR OHLC price history, latest 40 sessions
DateOpenHighLowCloseVolume
Sep 15, 2026$0.0605$0.0605$0.0605$0.0605100
Sep 14, 2026$0.0602$0.0602$0.0602$0.0602371
Sep 11, 2026$0.064$0.0666$0.064$0.0666415
Sep 10, 2026$0.065$0.065$0.065$0.065732
Sep 9, 2026$0.0601$0.0601$0.0601$0.0601122
Sep 8, 2026$0.0601$0.084$0.0601$0.06012.12K
Sep 4, 2026$0.09$0.09$0.0502$0.0789181.1K
Sep 3, 2026$0.09$0.09$0.07$0.0930.01K
Sep 2, 2026$0.12$0.12$0.0704$0.0704346.24K
Sep 1, 2026$0.149$0.149$0.149$0.149100

Latest QUMSR news

The latest Smart Investors Daily articles mentioning QUMSR.

Stock researchCompany · Overview

QUMSR research

Overview

Company profile and research snapshot.

Company profile

Quantumsphere Acquisition Corp. Rights represent rights issued to shareholders, where each right entitles the holder to receive one-seventh (1/7) of one ordinary share upon consummation of the company's initial business combination. The rights began trading separately on NASDAQ under the ticker "QUMSR."

Analyst outlook

Consensus and target data currently published for this company.

Consensus
—
Average target
—
Implied upside
—
Analysts
—
Open full forecast

News briefing

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Yahoo · Sep 1, 2026

Quantumsphere Acquisition Corporation Announces Termination of the Agreement and Plan of Merger with SACH Pte. Ltd.

NEW YORK, Sept. 01, 2026 (GLOBE NEWSWIRE) -- Quantumsphere Acquisition Corporation (Nasdaq: QUMS) (the “Company”) announced today that the Company, QUMS Pubco Ltd. and SACH Merge Sub Ltd. (collectively, the “Purchaser Parties”) have terminated the Agreement and Plan of Merger, dated October 3, 2025 (the “Merger Agreement”), with Omnivate Global Ltd. and SACH Pte. Ltd. (“SACH”). On September 1, 2026, the Purchaser Parties delivered written notice to SACH terminating the Merger Agreement pursuant

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