MSU
HSPT

Mizuho Securities USA’s Horizon Space Acquisition II Corp HSPT Stock Holding History

Mizuho Securities USA’s Portfolio HSPT Stock Details HSPT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-696,145
Closed -$7.18M – 707
2025
Q4 		$7.18M Buy
696,145
+61,145
+10% +$640K 0.12% 148
2025
Q3 		$6.54M Buy
635,000
+6,000
+1% +$61.8K 0.13% 152
2025
Q2 		$6.35M Buy
629,000
+3,946
+0.6% +$40K 0.14% 149
2025
Q1 		$6.28M Buy
+625,054
New +$6.28M 0.14% 153

Other funds holding HSPT

CS
Clear Street New York $24.6B AUM 56.25% 1-Year Est. Return
GCL
Glazer Capital LLC New York $4.71B AUM 81.93% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
RCM
Rivernorth Capital Management West Palm Beach, Florida $2B AUM 0.79% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
LGM
L1 Global Manager Melbourne $149M AUM
WCMNY
Westchester Capital Management (New York) Valhalla, New York $2.21B AUM 26.02% 1-Year Est. Return
QL
Quarry LP New York $558M AUM 23.81% 1-Year Est. Return
RC
RLH Capital Great Neck, New York $197M AUM
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Mizuho Securities USA's HSPT Position: Q1 2026 in Review

Mizuho Securities USA sold out of Horizon Space Acquisition II Corp (HSPT) in Q1 2026, closing a stake of 696,145 shares — an estimated $7.18M sold.

Mizuho Securities USA first reported a position in HSPT in Q1 2025 and held it in 4 quarters. The position peaked at $7.18M in Q4 2025. 12 funds tracked by Wall St. Rank hold HSPT as of Q1 2026.

  • Mizuho Securities USA reported no remaining Horizon Space Acquisition II Corp position as of Q1 2026 after selling out during the quarter.
  • Mizuho Securities USA sold 696,145 Horizon Space Acquisition II Corp shares in Q1 2026, an estimated $7.18M.
  • Mizuho Securities USA first reported a position in Horizon Space Acquisition II Corp in Q1 2025 and held it in 4 quarters.
  • Mizuho Securities USA's Horizon Space Acquisition II Corp position peaked at $7.18M in Q4 2025.
  • 12 funds tracked by Wall St. Rank held Horizon Space Acquisition II Corp as of Q1 2026.

Based on Mizuho Securities USA's 13F filing for Q1 2026, filed 11 May 2026.