CS
PACH

Clear Street’s Pioneer Acquisition I Corp PACH Stock Holding History

Clear Street’s Portfolio PACH Stock Details PACH Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.51M Sell
149,456
-168,989
-53% -$1.71M 0.01% 280
2025
Q4 		$3.2M Sell
318,445
-404,615
-56% -$4.07M 0.01% 134
2025
Q3 		$7.2M Buy
+723,060
New +$7.2M 0.02% 94

Other funds holding PACH

WCMNY
Westchester Capital Management (New York) Valhalla, New York $2.21B AUM 26.02% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
GCL
Glazer Capital LLC New York $4.71B AUM 81.93% 1-Year Est. Return
MF
Magnetar Financial Evanston, Illinois $9.84B AUM 190.64% 1-Year Est. Return
LA
Linden Advisors New York $17.9B AUM 1.72% 1-Year Est. Return
AA
AQR Arbitrage Greenwich, Connecticut $6.09B AUM 27.01% 1-Year Est. Return
WC
Wealthspring Capital West Harrison, New York $448M AUM 8.38% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
MI
MMCAP International Grand Cayman, Cayman Islands $1.16B AUM 77.9% 1-Year Est. Return
WAM
Wolverine Asset Management Chicago, Illinois $10.4B AUM 4.78% 1-Year Est. Return

Clear Street's PACH Position: Q1 2026 in Review

Clear Street reduced its Pioneer Acquisition I Corp (PACH) stake by 53% in Q1 2026, selling an estimated $1.71M and leaving 149,456 shares worth $1.51M. The position accounts for 0.01% of the portfolio, ranked #280.

Clear Street first reported a position in PACH in Q3 2025 and has held it in 3 quarters since. The position peaked at $7.2M in Q3 2025. 61 funds tracked by Wall St. Rank hold PACH as of Q1 2026.

  • Clear Street held 149,456 shares of Pioneer Acquisition I Corp worth $1.51M as of Q1 2026.
  • Clear Street sold 168,989 Pioneer Acquisition I Corp shares in Q1 2026, an estimated $1.71M.
  • Pioneer Acquisition I Corp made up 0.01% of Clear Street's portfolio in Q1 2026, its #280 holding.
  • Clear Street first reported a position in Pioneer Acquisition I Corp in Q3 2025 and has held it in 3 quarters since.
  • Clear Street's Pioneer Acquisition I Corp position peaked at $7.2M in Q3 2025.
  • 61 funds tracked by Wall St. Rank held Pioneer Acquisition I Corp as of Q1 2026.

Based on Clear Street's 13F filing for Q1 2026, filed 15 May 2026.