As of the latest SEC filings, Quantumsphere Acquisition Corp (QUMSR) is held by 2 institutional funds. The largest fund shareholder is RiverNorth Opportunities Fund Inc. (RIV), holding an estimated $25,000.00 in market value, representing 0.01% of its portfolio.
Funds holding Quantumsphere Acquisition Corp (QUMSR)
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- QUMSR
- CIK:
- 0002070900
| Fund | Type | Manager | Weight | Market Value | Shares |
Report Date
|
Filing Date
|
|---|---|---|---|---|---|---|---|
|
RIV
RiverNorth Opportunities Fund Inc.
|
CEF | Independent / Boutique | 0.01% | $25,000.00 | 100,000 | Mar 31, 2026 | May 28, 2026 |
|
SPCZ
Rivernorth Enhanced Pre-Merger SPAC ETF
|
ETF | Independent / Boutique | 0.04% | $2,140.68 | 9,512 | Mar 31, 2026 | May 28, 2026 |
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