PC
QUMS

Periscope Capital’s Quantumsphere Acquisition Corp QUMS Stock Holding History

Periscope Capital’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 		$767K Sell
75,000
-25,000
-25% -$254K 0.07% 244
2026
Q1 		$1.01M Sell
100,000
-25,000
-20% -$252K 0.11% 200
2025
Q4 		$1.25M Buy
+125,000
New +$1.25M 0.14% 158

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
KIM
Karpus Investment Management Pittsford, New York $3.48B AUM 10.49% 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

Periscope Capital's QUMS Position: Q2 2026 in Review

Periscope Capital reduced its Quantumsphere Acquisition Corp (QUMS) stake by 25% in Q2 2026, selling an estimated $254K and leaving 75,000 shares worth $767K. The position accounts for 0.07% of the portfolio, ranked #244.

Periscope Capital first reported a position in QUMS in Q4 2025 and has held it in 3 quarters since. The position peaked at $1.25M in Q4 2025. 27 funds tracked by Wall St. Rank hold QUMS as of Q2 2026.

  • Periscope Capital held 75,000 shares of Quantumsphere Acquisition Corp worth $767K as of Q2 2026.
  • Periscope Capital sold 25,000 Quantumsphere Acquisition Corp shares in Q2 2026, an estimated $254K.
  • Quantumsphere Acquisition Corp made up 0.07% of Periscope Capital's portfolio in Q2 2026, its #244 holding.
  • Periscope Capital first reported a position in Quantumsphere Acquisition Corp in Q4 2025 and has held it in 3 quarters since.
  • Periscope Capital's Quantumsphere Acquisition Corp position peaked at $1.25M in Q4 2025.
  • 27 funds tracked by Wall St. Rank held Quantumsphere Acquisition Corp as of Q2 2026.

Based on Periscope Capital's 13F filing for Q2 2026, filed 11 Aug 2026.