Quantumsphere Acquisition Corp (QUMS)
SEC filings, insider trading & institutional ownership from EDGAR.
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Latest filings
10-K, 10-Q, 8-K, Form 4 & 13D/G. Sourced directly from SEC EDGAR
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Top holders
13F & 13D/G • latest quarter
| Holder | Filed | Value |
|---|---|---|
| D. E. Shaw & Co., Inc. | Aug 14, 2026 | $4.19M |
| TWO SIGMA INVESTMENTS, LP | May 15, 2026 | $357.1K |
| JPMORGAN CHASE & CO | Aug 12, 2026 | $103.3K |
| UBS Group AG | Aug 13, 2026 | $4.9K |
| MORGAN STANLEY | Aug 13, 2026 | $542 |
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Data as of Oct 17, 2026Source: SEC EDGAR.