GAM
OYSE

Gritstone Asset Management’s Oyster Enterprises II Acquisition Corp OYSE Stock Holding History

Gritstone Asset Management’s Portfolio OYSE Stock Details OYSE Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$503K Hold
49,429
– – 0.54% 65
2025
Q4 		$500K Hold
49,429
– – 0.48% 66
2025
Q3 		$495K Buy
+49,429
New +$495K 0.51% 54

Other funds holding OYSE

GCL
Glazer Capital LLC New York $4.71B AUM 81.93% 1-Year Est. Return
WCMNY
Westchester Capital Management (New York) Valhalla, New York $2.21B AUM 26.02% 1-Year Est. Return
MF
Magnetar Financial Evanston, Illinois $9.84B AUM 190.64% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
MC
Meteora Capital Boca Raton, Florida $1.36B AUM 21.19% 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
LP
LMR Partners London, United Kingdom $45.4B AUM 60.68% 1-Year Est. Return
PMAM
Picton Mahoney Asset Management Toronto, Ontario, Canada $13.5B AUM 50.48% 1-Year Est. Return
TCM
Tenor Capital Management New York $6.49B AUM 3.01% 1-Year Est. Return

Gritstone Asset Management's OYSE Position: Q1 2026 in Review

Gritstone Asset Management held its Oyster Enterprises II Acquisition Corp (OYSE) position steady in Q1 2026 at 49,429 shares worth $503K. The position accounts for 0.54% of the portfolio, ranked #65.

Gritstone Asset Management first reported a position in OYSE in Q3 2025 and has held it in 3 quarters since. 60 funds tracked by Wall St. Rank hold OYSE as of Q1 2026.

  • Gritstone Asset Management held 49,429 shares of Oyster Enterprises II Acquisition Corp worth $503K as of Q1 2026.
  • Gritstone Asset Management left its Oyster Enterprises II Acquisition Corp share count unchanged in Q1 2026.
  • Oyster Enterprises II Acquisition Corp made up 0.54% of Gritstone Asset Management's portfolio in Q1 2026, its #65 holding.
  • Gritstone Asset Management first reported a position in Oyster Enterprises II Acquisition Corp in Q3 2025 and has held it in 3 quarters since.
  • 60 funds tracked by Wall St. Rank held Oyster Enterprises II Acquisition Corp as of Q1 2026.

Based on Gritstone Asset Management's 13F filing for Q1 2026, filed 5 May 2026.