13F Insight
DOSSIER · 13F Holders · Q1 2026

QUARTZSEA ACQUISITION CORP

23 institutions still hold QUARTZSEA ACQUISITION CORP as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G7314B104·23 13F holders·last filed Mar 31, 2026
Market cap
—
13F value held
$91M
visible holders
Holders
23
filers reporting
Concentration
25.59%
Karpus Management, Inc. #1
top holder share
AI Holders Summary · Q1 2026

23 institutions reported QUARTZSEA ACQUISITION CORP in Q1 2026. Karpus Management, Inc. leads at 25.6% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Karpus Management, Inc.
CIK 0001048703
$23M2.3M0.73%Q1 202602
MIZUHO SECURITIES USA LLC
CIK 0000812291
$17M1.7M0.17%Q2 202603
BERKLEY W R CORP
CIK 0000011544
$12M1.1M0.53%Q2 202604
Westchester Capital Management, LLC
CIK 0001512805
$6M612K0.31%Q2 202605
WOLVERINE ASSET MANAGEMENT LLC
CIK 0001279891
$5M495K0.05%Q2 202606
RIVERNORTH CAPITAL MANAGEMENT, LLC
CIK 0001447578
$5M500K0.26%Q1 202607
Polar Asset Management Partners Inc.
CIK 0001326389
$4M375K0.07%Q2 202608
AQR Arbitrage LLC
CIK 0001167456
$4M370K0.08%Q4 202509
RLH Capital LLC
CIK 0002008031
$3M252K1.27%Q2 202610
Hudson Bay Capital Management LP
CIK 0001393825
$2M175K0.01%Q2 202611
D. E. Shaw & Co., Inc.
CIK 0001009207
$2M170K0.00%Q4 202512
TORONTO DOMINION BANK
CIK 0000947263
$2M150K0.00%Q2 202613
GLAZER CAPITAL, LLC
CIK 0001076809
$2M150K0.03%Q1 202614
Clear Street Group Inc.
CIK 0001881567
$1M129K0.00%Q2 202615
GOLDMAN SACHS GROUP INC
CIK 0000886982
$1M120K0.00%Q2 202616
Shaolin Capital Management LLC
CIK 0001766806
$1M115K0.06%Q2 202617
Dakota Wealth Management
CIK 0001631353
$523K50K0.01%Q2 202618
Logan Stone Capital, LLC
CIK 0001535521
$512K50K0.13%Q4 202519
Warberg Asset Management LLC
CIK 0001597506
$241K23K0.04%Q2 202620
BNP PARIBAS FINANCIAL MARKETS
CIK 0001166588
$179K17K0.00%Q2 2026
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