Quantumsphere Acquisition Corp - QUMS

Sector: Financial · Industry: Blank Checks
Website: No information yet · Social: No information yet

Company profile

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Q4 2025 · Q3 2025
Value (USD)
Total reported value ($000)
$76.94M
QoQ value delta ($000)
+$17.4M (+29.23%)
Implied price effect (QoQ)
-0.78%
Shares
Total shares
7,674,731
QoQ shares delta
+1,782,291 (+30.25%)
Total shares held by funds (by quarter)

Market chart (QUMS)

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Top holders (Q4 2025)

Top 25 only Full list
Manager Value ($000) Shares % of 13F
MIZUHO SECURITIES USA LLC 7,128 718,086 0.12%
WOLVERINE ASSET MANAGEMENT LLC 5,757 575,222 0.05%
Karpus Management, Inc. 4,948 494,350 0.15%
Shaolin Capital Management LLC 4,804 480,000 0.15%
Clear Street Group Inc. 4,403 439,628 0.02%
RIVERNORTH CAPITAL MANAGEMENT, LLC 4,321 424,512 0.2%
GLAZER CAPITAL, LLC 4,246 424,153 0.11%
D. E. Shaw & Co., Inc. 4,102 409,860 0.0%
Polar Asset Management Partners Inc. 4,072 400,000 0.05%
LINDEN ADVISORS LP 4,004 400,000 0.02%
Westchester Capital Management, LLC 3,520 350,000 0.15%
AQR Arbitrage LLC 3,229 322,660 0.07%
BERKLEY W R CORP 3,038 303,580 0.14%
HGC Investment Management Inc. 3,003 300,000 0.64%
Hudson Bay Capital Management LP 2,352 235,000 0.01%
TWO SIGMA INVESTMENTS, LP 2,176 217,479 0.0%
TORONTO DOMINION BANK 1,759 175,778 0.0%
Cable Car Capital, LP 1,749 174,801 0.06%
Radcliffe Capital Management, L.P. 1,501 150,000 0.08%
HEIGHTS CAPITAL MANAGEMENT, INC 1,501 150,000 0.54%
PERISCOPE CAPITAL INC. 1,251 125,000 0.14%
BNP PARIBAS FINANCIAL MARKETS 1,024 102,340 0.0%
GABELLI & Co INVESTMENT ADVISERS, INC. 689 67,700 0.1%
GABELLI FUNDS LLC 583 57,300 0.0%
Schonfeld Strategic Advisors LLC 550 55,000 0.0%