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AQR Arbitrage LLC

Position in QUMS — Quantumsphere Acquisition Corp

CIK 1167456 Greenwich, CT

Position in QUMS

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$3,193,985
+$74,050 QoQ
Shares Held
636,771
+1.2% QoQ
Ownership
5.58%
of shares outstanding
% of Portfolio
0.06%
of 13F equity value
Holder Rank
#13
of 32 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in QUMS Over Time

Shares Held

Position Value (USD)

Position in Shell Companies

Financial Services · as of Jun 30, 2026

AQR Arbitrage LLC holds $1,790,637,546 across 268 Shell Companies names. QUMS ranks #194 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
1
2,734,114 $22,851,180

All Filings in QUMS

Export CSV
3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,193,985 312,523
2026-03-31 $3,119,935 308,294
2025-12-31 $3,229,826 322,660