Horizon Space Acquisition II Corp. (HSPTU)

Accumulating

Strong institutional accumulation: ownership increased +25.86% quarter-over-quarter.

Data as of Q1 2026

Institutional Ownership

86.07%

QoQ Change

+25.86%

Total Value

$1.2B

Shares Outstanding

5.9M

Crowding AnalysisModerate

Holders15of 5,944

Avg: 68

Uncrowded73th percentileCrowded

Institutional Activity

Buy/Sell Ratio0.38x

43th percentile

8 buying21 selling

New

-15

Closed

-5,609,514

Net shares

Holding Period Distribution

estimate

Median: 2 QAvg: 2.1 QHolders: 15

Ownership Concentration

Top 5: 59.0%Top 10: 98.5%

RIVERNORTH CAPITAL MANAGEMENT,14.3%

Harraden Circle Investments,13.5%

Polar Asset Management Partners10.4%

BOOTHBAY FUND MANAGEMENT,10.4%

Clear Street Group10.3%

Others (10)41.0%

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Conviction-Weighted Ownership

Median weight: 0.00%Avg weight: 0.01%Max: 0.07%High conviction (>1%): 0

RIVERNORTH CAPITAL MANAGEMENT,

Harraden Circle Investments,

Polar Asset Management Partners

BOOTHBAY FUND MANAGEMENT,

Clear Street Group

AQR Arbitrage

JPMORGAN CHASE &

HIGHBRIDGE CAPITAL MANAGEMENT

Hudson Bay Capital Management

Shaolin Capital Management

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Whale Moves Timeline (5 Quarters)

Biggest dollar-value position changes among top 10 holders

NEWClear Street Group$2M522K shr

SOLDRIVERNORTH CAPITAL MANAGEMENT$960K462K shr

SOLDBOOTHBAY FUND MANAGEMENT$137K625K shr

NEWHIGHBRIDGE CAPITAL MANAGEMENT$117K405K shr

NEWJPMORGAN CHASE$117K405K shr

SOLDWOLVERINE ASSET MANAGEMENT$1M134K shr

BOUGHTRIVERNORTH CAPITAL MANAGEMENT$870K163K shr

SOLDAQR Arbitrage$661K125K shr

SOLDMIZUHO SECURITIES USA$401K39K shr

NEWHarraden Circle Investments$86K681K shr

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Institutional Trends (6 Quarters)

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Institutional Holders

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