Q3 2025 13F Holders as of 9/30/2025
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Type / Class
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Equity / Ordinary Shares, par value $0.0001 per share
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Shares outstanding
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11.3M
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Number of holders
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4
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Total 13F shares, excl. options
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851K
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Shares change
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+850K
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Total reported value, excl. options
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$8.48M
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Value change
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+$8.47M
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Number of buys
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3
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Price
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$9.96
Significant Holders of Quantumsphere Acquisition Corp - Ordinary Shares, par value $0.0001 per share (QUMS) as of Q3 2025
4 filings reported holding QUMS - Quantumsphere Acquisition Corp - Ordinary Shares, par value $0.0001 per share as of Q3 2025.
Quantumsphere Acquisition Corp - Ordinary Shares, par value $0.0001 per share (QUMS) has 4 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC).
These institutions hold a total of 851K shares
of 11.3M outstanding shares and own 7.52% of the company stock.
Largest 4 shareholders include HIGHBRIDGE CAPITAL MANAGEMENT LLC (600K shares), Hudson Bay Capital Management LP (235K shares), Virtu Financial LLC (14.9K shares), and Clear Street Group Inc. (1.4K shares).
This table shows the top 4 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.
| Investor |
Option |
Weight % |
Change % |
Value $ |
* Price $ |
Shares |
Share Change |
Activity |
Report Period |
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.