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Quantumsphere Acquisition Co

Q1 2026 vs Q2 2026

Comparing institutional holders between quarters

Quarters

Q2 2026Q1 2026Q4 2025Q3 2025
CompareDetailedHistoricalFundsOptions13D/13GPeersTargetingTrading SummaryProfile
Gabelli & Co Investment Advisers, Inc.
UNCHANGED
Shares67,700 from 67,700
Change0 (0%)
Value$699.3K (+$677)
Filed 2026-08-12
Gabelli Funds LLC
UNCHANGED
Shares57,300 from 57,300
Change0 (0%)
Value$591.9K (+$573)
Filed 2026-08-12
HRT Financial LP
DECREASED
Shares30,000 from 30,138
Change-138 (0%)
Value$309 (+$5)
Filed 2026-08-14
Clear Street Group Inc.
INCREASED
Shares23,142 from 22,460
Change+682 (+3%)
Value$239.1K (+$7.3K)
Filed 2026-08-12
JPMorgan Chase & Co
UNCHANGED
Shares10,000 from 10,000
Change0 (0%)
Value$103.3K (+$1.8K)
Filed 2026-08-12
UBS Group AG
INCREASED
Shares479 from 464
Change+15 (+3%)
Value$4.9K (+$262)
Filed 2026-08-13
Glazer Capital, LLC
INCREASED
Shares221 from 219
Change+2 (+1%)
Value$2 ($0)
Filed 2026-08-17
Westchester Capital Management, LLC
CLOSED
Shares0 from 100,000
Change-100,000 (-100%)
Value$0 (-$1.0M)
Filed 2026-08-14
Status
Gabelli & Co Investment Advisers, Inc.
UNCHANGED67,70067,70000%$698.7K$699.3K+$6772026-08-12
Gabelli Funds LLC
UNCHANGED57,30057,30000%$591.3K$591.9K+$5732026-08-12
HRT Financial LP
DECREASED30,00030,138-1380%$304$309+$52026-08-14
Clear Street Group Inc.
INCREASED23,14222,460+682+3%$231.8K$239.1K+$7.3K2026-08-12
JPMorgan Chase & Co
UNCHANGED10,00010,00000%$101.5K$103.3K+$1.8K2026-08-12
UBS Group AG
INCREASED479464+15+3%$4.7K$4.9K+$2622026-08-13
Glazer Capital, LLC
INCREASED221219+2+1%$2$2$02026-08-17
Westchester Capital Management, LLC
CLOSED0100,000-100,000-100%$1.0M$0-$1.0M2026-08-14
Showing 8 of 8 institutions