UOC
GPAT

UBS O'Connor’s GP-Act III Acquisition Corp GPAT Stock Holding History

UBS O'Connor’s Portfolio GPAT Stock Details GPAT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		$2.67M Sell
250,000
-100,000
-29% -$1.07M 0.08% 81
2025
Q3 		$3.71M Buy
350,000
+100,000
+40% +$1.06M 0.12% 85
2025
Q2 		$2.64M Buy
+250,000
New +$2.61M 0.07% 122

Other funds holding GPAT

KIM
Karpus Investment Management Pittsford, New York $3.21B AUM 6.83% 1-Year Est. Return
FTCM
First Trust Capital Management Chicago, Illinois $1.9B AUM 58.28% 1-Year Est. Return
PMAM
Picton Mahoney Asset Management Toronto, Ontario, Canada $13.5B AUM 50.39% 1-Year Est. Return
AIMCA
Alberta Investment Management Corp (AIMCo) Edmonton, Alberta, Canada $17.9B AUM 27.57% 1-Year Est. Return
AA
AQR Arbitrage Greenwich, Connecticut $6.09B AUM 26.7% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
HIM
HGC Investment Management Toronto, Ontario, Canada $451M AUM 8.76% 1-Year Est. Return
WCMNY
Westchester Capital Management (New York) Valhalla, New York $2.21B AUM 26.02% 1-Year Est. Return
MI
MMCAP International Grand Cayman, Cayman Islands $1.16B AUM 76.63% 1-Year Est. Return
LP
LMR Partners London, United Kingdom $45.4B AUM 60.47% 1-Year Est. Return

UBS O'Connor's GPAT Position: Q4 2025 in Review

UBS O'Connor reduced its GP-Act III Acquisition Corp (GPAT) stake by 29% in Q4 2025, selling an estimated $1.07M and leaving 250,000 shares worth $2.67M. The position accounts for 0.08% of the portfolio, ranked #81.

UBS O'Connor first reported a position in GPAT in Q2 2025 and has held it in 3 quarters since. The position peaked at $3.71M in Q3 2025. 52 funds tracked by Wall St. Rank hold GPAT as of Q4 2025.

  • UBS O'Connor held 250,000 shares of GP-Act III Acquisition Corp worth $2.67M as of Q4 2025.
  • UBS O'Connor sold 100,000 GP-Act III Acquisition Corp shares in Q4 2025, an estimated $1.07M.
  • GP-Act III Acquisition Corp made up 0.08% of UBS O'Connor's portfolio in Q4 2025, its #81 holding.
  • UBS O'Connor first reported a position in GP-Act III Acquisition Corp in Q2 2025 and has held it in 3 quarters since.
  • UBS O'Connor's GP-Act III Acquisition Corp position peaked at $3.71M in Q3 2025.
  • 52 funds tracked by Wall St. Rank held GP-Act III Acquisition Corp as of Q4 2025.

Based on UBS O'Connor's 13F filing for Q4 2025, filed 13 Feb 2026.