Oyster Enterprises II Acquisition Corp (OYSE) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

13,043,291Shares held by institutions

$132,650,269Value of institutional holdings

73.60%Institutional ownership %

7.30%Shares Changed QoQ

60No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Oyster Enterprises II Acquisition Corp (NASDAQ:OYSE) showed up in the 13F filings of 60 institutional investors as of December 2025.

These investors collectively held 73.6% of Oyster Enterprises II Acquisition's outstanding shares in December 2025, up from 68.6% in September 2025.
They increased total shares held in Oyster Enterprises II Acquisition by 7.3% from last quarter, and the number of investors in OYSE stayed flat annually.
During the quarter, 20 of these 60 funds increased positions in OYSE, 11 reduced exposure, and 29 held steady.
In total, institutional investors held 24.96Mn shares in Oyster Enterprises II Acquisition as of December 2025, up by 1.7Mn shares quarter on quarter, and with no net change year over year.
GLAZER CAPITAL, LLC leads ownership in OYSE with 1.5Mn shares as of December 31, 2025, equal to 4.43% of outstanding shares.
Top purchasers of OYSE stock for the quarter ending December 2025 included Westchester Capital Management, LLC (850.0K), Alberta Investment Management Corp (800.0K), COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS (400.0K), Toronto Dominion Bank (302.0K), MYDA Advisors LLC (199.0K).
The largest sellers of Oyster Enterprises II Acquisition for the quarter ending December 2025 were Hudson Bay Capital Management LP (696.53K), Polar Asset Management Partners Inc. (400.0K), METEORA CAPITAL, LLC (142.29K), HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND (110.0K), HEIGHTS CAPITAL MANAGEMENT, INC (100.0K).
Per Business Quant data, the top 10 holders of Oyster Enterprises II Acquisition for the quarter ending December 2025 are GLAZER CAPITAL, LLC (1.5Mn), Magnetar Financial LLC (1.3Mn), Westchester Capital Management, LLC (1.3Mn), D. E. Shaw & Co., Inc. (1.25Mn), METEORA CAPITAL, LLC (1.2Mn), LINDEN ADVISORS LP (1.15Mn), AQR Arbitrage LLC (1.14Mn), LMR Partners LLP (1.1Mn), PICTON MAHONEY ASSET MANAGEMENT (1.0Mn), TENOR CAPITAL MANAGEMENT Co., L.P. (900.0K).

60 Institutional Holders

13,043,291 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
GLAZER CAPITAL, LLC	31 Dec, 2025	1,513	0.10%	$0.00
METEORA CAPITAL, LLC	31 Dec, 2025	-142,293	-10.60%	$0.00
Magnetar Financial LLC	31 Dec, 2025	0	0.00%	$0.00
PERISCOPE CAPITAL INC.	31 Dec, 2025	-27,000	-8.31%	$0.00
Westchester Capital Management, LLC	31 Dec, 2025	850,000	190.96%	$0.00
Schonfeld Strategic Advisors LLC	31 Dec, 2025	56,818	37.96%	$0.00
D. E. Shaw & Co., Inc.	31 Dec, 2025	0	0.00%	$0.00
Clear Street Group Inc.	31 Dec, 2025	-45,942	-18.68%	$0.00
LINDEN ADVISORS LP	31 Dec, 2025	0	0.00%	$0.00
Shaolin Capital Management LLC	31 Dec, 2025	-49,654	-19.89%	$0.00
AQR Arbitrage LLC	31 Dec, 2025	0	0.00%	$0.00
Mint Tower Capital Management B.V.	31 Dec, 2025	0	0.00%	$0.00
First Trust Capital Management L.P.	31 Dec, 2025	0	0.00%	$0.00
LMR Partners LLP	31 Dec, 2025	0	0.00%	$0.00
L1 Global Manager Pty Ltd	31 Dec, 2025	100,000	0.00%	$0.00
PICTON MAHONEY ASSET MANAGEMENT	31 Dec, 2025	0	0.00%	$0.00
Walleye Capital LLC	31 Dec, 2025	75,000	0.00%	$0.00
TENOR CAPITAL MANAGEMENT Co., L.P.	31 Dec, 2025	0	0.00%	$0.00
GRITSTONE ASSET MANAGEMENT LLC	31 Dec, 2025	0	0.00%	$0.00
Alberta Investment Management Corp	31 Dec, 2025	800,000	0.00%	$0.00

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