SpaceX~$1TSpaceX~$1T
Insider Buying
Subscribe
All stock lists

Quantumsphere Acquisition Corp. (NASDAQ:QUMSR)

US · Delayed Price · Currency is USD
0.09+0.03 (+48.76%)
 
Market Cap60.79M-52.6%
Revenue (ttm)0
Net Income1.57M
EPS0.18
Shares Out11.74M
PE Ratio57.35
Forward PEn/a
Dividendn/a
Ex-Dividend Daten/a
Volume1,550
Open0.06
Previous Close0.06
Day's Range0.06 - 0.09
52-Week Range0.06 - 0.09
Betan/a
Analystsn/a
Price Targetn/a
Earnings Daten/a
+32.23% (1D)
No price history available.
Insider Score
––Not scored
QUMSR Insider Score

No insider has filed an open-market purchase or sale here in the last 90 days, so there is nothing to score yet.

About QUMSR

Quantumsphere Acquisition Corp. Rights, distributed to shareholders, grant the holder the entitlement to acquire one-seventh (1/7) of a single ordinary share once the company's initial business combination is successfully completed. These rights commenced trading independently on NASDAQ under the symbol "QUMSR."

Address
1185 Avenue of the Americas, Suite 304, New York, NY, 10036, US
Market Cap
61 million
Employees
1
Industrial Classification
Shell Companies
1 Day
+48.76%
5 Days
+28.39%
1 Month
-45.29%
6 Months
-62.50%
1 Year
-52.63%

$QUMSR stock is featured in our Insider Trades datasets.

→ All Stock Lists

Recently reported changes in QUMSR holdings by institutional investors

Scanning latest 13F filings…

Latest 0 13F filings · Source: SEC EDGAR

View all institutional owners →

Insider Trading

Quarterly net insider trading by QUMSR's directors and management

No SEC Form 4 activity for QUMSR in the last 5 quarters.

Source: SEC EDGAR (Form 4)

Corporate Lobbying

QUMSR Estimated quarterly lobbying spending

Source: U.S. Senate LDA

QUMSR Revenue by Segment

Reading latest SEC filing…

Source: SEC EDGAR (10-Q/10-K)

U.S. Patents

New QUMSR patent grants

Loading patent grants…

Source: USPTO Open Data Portal

Government Contracts

Estimated quarterly amount awarded to QUMSR from public contracts

Source: USAspending.gov

Top ETF Holders

ETFs with the largest estimated holdings in QUMSR

ETFEst. Holding Size
SPCZRiverNorth Enhanced Pre-Merger SPAC ETF$715.78
RNMNElevation Series Trust - RiverNorth Market Neutral ETF$715.78

Estimated from each fund’s disclosed top holdings × AUM

QUMSR Insider Score

Our composite score: insider buying, sector, volume, tone & dilution

No Insider Score for QUMSR yet — no open-market insider buys or sells in the last 90 days.

Bull Case vs Bear Case

AI-generated from QUMSR’s recent data — informational, not investment advice

Generating analysis…

Recent Insider Activity

No Form 4 filings in the last 90 days.

Frequently Asked Questions

Disclaimer — Informational only — not investment advice. Insider transaction data is sourced from SEC Form 4 filings; market data from public feeds and may be delayed. The Insider Score is a proprietary score for research purposes and does not predict future performance. Always do your own research.