KIM
QUMS

Karpus Investment Management’s Quantumsphere Acquisition Corp QUMS Stock Holding History

Karpus Investment Management’s Portfolio QUMS Stock Details QUMS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.8M Sell
469,875
-24,000
-5% -$244K 0.14% 134
2026
Q1 		$5M Sell
493,875
-475
-0.1% -$4.79K 0.16% 132
2025
Q4 		$4.95M Buy
+494,350
New +$4.93M 0.15% 129

Other funds holding QUMS

WRBC
W.R. Berkley Corp Greenwich, Connecticut $2.18B AUM 13.58% 1-Year Est. Return
MSU
Mizuho Securities USA New York $6.2B AUM 35.46% 1-Year Est. Return
WAM
Wolverine Asset Management Chicago, Illinois $11.4B AUM 5.65% 1-Year Est. Return
RCM
Rivernorth Capital Management West Palm Beach, Florida $2.1B AUM 2.15% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
SCM
Shaolin Capital Management Miami, Florida $2.1B AUM 64.05% 1-Year Est. Return
GCL
Glazer Capital LLC New York $4.07B AUM 78.71% 1-Year Est. Return
LA
Linden Advisors New York $19.3B AUM 1.47% 1-Year Est. Return
PAMP
Polar Asset Management Partners Toronto, Ontario, Canada $6.07B AUM 34.81% 1-Year Est. Return
HCM
Highbridge Capital Management New York $4.11B AUM 26.03% 1-Year Est. Return

Karpus Investment Management's QUMS Position: Q2 2026 in Review

Karpus Investment Management reduced its Quantumsphere Acquisition Corp (QUMS) stake by 4.9% in Q2 2026, selling an estimated $244K and leaving 469,875 shares worth $4.8M. The position accounts for 0.14% of the portfolio, ranked #134.

Karpus Investment Management first reported a position in QUMS in Q4 2025 and has held it in 3 quarters since. The position peaked at $5M in Q1 2026. 27 funds tracked by Wall St. Rank hold QUMS as of Q2 2026.

  • Karpus Investment Management held 469,875 shares of Quantumsphere Acquisition Corp worth $4.8M as of Q2 2026.
  • Karpus Investment Management sold 24,000 Quantumsphere Acquisition Corp shares in Q2 2026, an estimated $244K.
  • Quantumsphere Acquisition Corp made up 0.14% of Karpus Investment Management's portfolio in Q2 2026, its #134 holding.
  • Karpus Investment Management first reported a position in Quantumsphere Acquisition Corp in Q4 2025 and has held it in 3 quarters since.
  • Karpus Investment Management's Quantumsphere Acquisition Corp position peaked at $5M in Q1 2026.
  • 27 funds tracked by Wall St. Rank held Quantumsphere Acquisition Corp as of Q2 2026.

Based on Karpus Investment Management's 13F filing for Q2 2026, filed 14 Aug 2026.