QUANTUMSPHERE ACQUISITION CORP (QUMSR) - 13D/13G Filings

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2025-11-14
11:01 am
Purchase
2025-09-3013GQUANTUMSPHERE ACQUISITION CORP
QUMS
HIGHBRIDGE CAPITAL MANAGEMENT LLC600,000
5.300%
600,000increase
(New Position)
Filing
History
2025-11-07
3:35 pm
Purchase
2025-10-3113GQUANTUMSPHERE ACQUISITION CORP
QUMS
WOLVERINE ASSET MANAGEMENT LLC574,171
5.030%
574,171increase
(New Position)
Filing
History
2025-09-15
5:00 pm
Purchase
2025-08-0513DQUANTUMSPHERE ACQUISITION CORP
QUMS
Whiteowl Holdings LLC3,126,650
27.410%
3,126,650increase
(New Position)
Filing
History