13FBOX
Quartzsea Acquisition Corp · 13F Institutional Holdings
Options Calculator Rankings
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Q

Quartzsea Acquisition Corp

Institutions
26
Combined AUM (Q2 2026)
$69.2M
Combined Shares (Q2 2026)
12.8M
Overall Trend
Decrease
All institutions combined
Basis: holder count and combined value / shares merge all share classes of the same company (e.g. Class A / C); each institution is counted once, and value & shares are the sum across classes.
📥 Inflow (Q1 2026→Q2 2026)
+1.3M
10 institutions added · 1 new buys
Est. buy amount
📤 Outflow (Q1 2026→Q2 2026)
-2.7M
16 institutions reduced · 5 exits
Est. sell amount
⚖️ Net Share Change
-1.4M
Net Sell
💰 Est. Net Value
≈ —
est. price
Latest AUM (Q2 2026)
$69.2M
Institutions
26
New Buys
1
Adds
9
Reduces
11
Exits
5
Unchanged
5
Ownership TrendPortfolio %Prev Q %RankQ2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
BERKLEY W R CORP
0.55%0.23%#2$11.5M1.1M$4.2M405,549+688,641+169.80%Add
Karpus Management, Inc.
0.29%0.74%#4$10.3M974,765$23.4M2.3M-1.3M-56.81%Reduce
MIZUHO SECURITIES USA LLC
0.16%0.16%#6$6.9M687,989$6.9M687,98900.00%Unchanged
Westchester Capital Management, LLC
0.31%0.17%#3$6.4M611,605$3.8M366,605+245,000+66.83%Add
RIVERNORTH CAPITAL MANAGEMENT, LLC
0.26%0.27%#5$5.4M999,536$5.3M999,628-92-0.01%Reduce
WOLVERINE ASSET MANAGEMENT LLC
0.05%0.06%#11$5.2M569,600$6.2M716,392-146,792-20.49%Reduce
Polar Asset Management Partners Inc.
0.07%0.07%#9$4.0M725,000$3.7M700,000+25,000+3.57%Add
AQR Arbitrage LLC
0.05%0.06%#10$3.8M726,673$3.7M724,248+2,425+0.33%Add
RLH Capital LLC
1.27%0.22%#1$2.7M252,439$428,68541,339+211,100+510.66%Add
Hudson Bay Capital Management LP
0.01%0.01%#16$1.9M275,159$1.8M350,000-74,841-21.38%Reduce
D. E. Shaw & Co., Inc.
<0.01%<0.01%#20$1.8M341,612$1.8M340,112+1,500+0.44%Add
Clear Street Group Inc.
<0.01%0.01%#17$1.7M424,816$1.7M293,794+131,022+44.60%Add
TORONTO DOMINION BANK
<0.01%<0.01%#19$1.7M486,000$2.1M625,851-139,851-22.35%Reduce
GLAZER CAPITAL, LLC
0.03%0.03%#13$1.3M126,887$1.6M228,882-101,995-44.56%Reduce
Shaolin Capital Management LLC
0.1%0.13%#7$1.3M690,233$1.9M750,093-59,860-7.98%Reduce
GOLDMAN SACHS GROUP INC
<0.01%<0.01%#22$1.3M119,661$1.2M119,66100.00%Unchanged
Harraden Circle Investments, LLC
0.07%0.08%#8$560,5712.5M$407,6882.5M00.00%Unchanged
Dakota Wealth Management
0.01%0.02%#14$523,47649,760$720,71569,500-19,740-28.40%Reduce
Warberg Asset Management LLC
0.04%0.04%#12$241,07622,916$227,63221,951+965+4.40%Add
BNP PARIBAS FINANCIAL MARKETS
<0.01%<0.01%#23$205,028136,648$192,549136,64800.00%Unchanged
CITADEL ADVISORS LLC
<0.01%#24$115,17310,948$00+10,948New Buy
MANGROVE PARTNERS IM, LLC
0.01%0.35%#15$89,794408,154$4.3M816,308-408,154-50.00%Reduce
HIGHBRIDGE CAPITAL MANAGEMENT LLC
<0.01%<0.01%#18$84,251382,957$64,000400,000-17,043-4.26%Reduce
LINDEN ADVISORS LP
<0.01%0.01%#21$33,145175,000$1.8M350,000-175,000-50.00%Reduce
UBS Group AG
<0.01%<0.01%#25$21,3402,000$20,6002,00000.00%Unchanged
MORGAN STANLEY
<0.01%<0.01%#26$64261$31431+30+96.77%Add

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow