Seaport Entertainment Group Inc. (SEG) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

5,040,523Shares held by institutions

$105,220,918Value of institutional holdings

69.85%Institutional ownership %

2.45%Shares Changed QoQ

101No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Seaport Entertainment Group Inc. (NYSE:SEG) has 109 institutional investors with active 13F positions as of December 2025.

These investors held 81.7% of outstanding shares in December 2025, up from 79.4% in September 2025.
Their total shares held in SEG increased 4.42% quarter over quarter, and separately, investors owning Seaport Entertainment decreased 12.8% from a year ago.
Of these 109 funds, 42 grew their exposure to Seaport Entertainment, 39 cut back, and 28 maintained positions.
The aggregate institutional position in Seaport Entertainment amounted to 10.39Mn shares as of December 2025, up by 440.36K shares quarter on quarter, and up 704.94K shares year over year.
As of December 31, 2025, the biggest holder of Seaport Entertainment is Pershing Square Capital Management, L.P. at 5.02Mn shares, representing 39.5% of shares outstanding.
The largest buyers of Seaport Entertainment for the quarter ending December 2025 were GATE CITY CAPITAL MANAGEMENT, LLC (385.33K), CITADEL ADVISORS LLC (79.94K), RENAISSANCE TECHNOLOGIES LLC (36.8K), MARSHALL WACE, LLP (33.15K), Marnell Management LLC (32.3K).
The largest sales of SEG for the quarter ending December 2025 came from Phoenix Financial Ltd. (100.0K), DIMENSIONAL FUND ADVISORS LP (59.42K), Ancora Advisors LLC (32.73K), Russell Investments Group, Ltd. (21.46K), UBS Group AG (13.05K).
Seaport Entertainment's 10 largest shareholders as of December 2025 include Pershing Square Capital Management, L.P. (5.02Mn), KAHN BROTHERS GROUP INC (586.17K), Rubric Capital Management LP (568.53K), DIMENSIONAL FUND ADVISORS LP (519.9K), BlackRock, Inc. (514.04K), VANGUARD GROUP INC (454.19K), GATE CITY CAPITAL MANAGEMENT, LLC (385.33K), Cerity Partners LLC (257.22K), Solas Capital Management, LLC (227.58K), GEODE CAPITAL MANAGEMENT, LLC (178.76K) per Business Quant data.

109 Institutional Holders

5,040,523 Total Shares Held

Rows:

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Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	-9,485	-1.81%	$0.00
Pershing Square Capital Management, L.P.	31 Dec, 2025	0	0.00%	$0.00
Rubric Capital Management LP	31 Dec, 2025	0	0.00%	$0.00
Barclays Plc	31 Dec, 2025	86	0.74%	$0.00
KAHN BROTHERS GROUP INC	31 Dec, 2025	2,806	0.48%	$0.00
GATE CITY CAPITAL MANAGEMENT, LLC	31 Dec, 2025	385,326	0.00%	$0.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	-59,425	-10.26%	$0.00
Solas Capital Management, LLC	31 Dec, 2025	-4,660	-2.01%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	-6,340	-1.38%	$0.00
UBS Group AG	31 Dec, 2025	-13,048	-9.67%	$0.00
Cerity Partners LLC	31 Dec, 2025	-2,723	-1.05%	$0.00
Phoenix Financial Ltd.	31 Dec, 2025	-100,000	-66.67%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	-5,389	-2.93%	$0.00
Marnell Management LLC	31 Dec, 2025	32,300	0.00%	$0.00
State Street Corp	31 Dec, 2025	-2,435	-1.36%	$0.00
Russell Investments Group, Ltd.	31 Dec, 2025	-21,463	-42.36%	$0.00
Rangeley Capital, LLC	31 Dec, 2025	-483	-0.31%	$0.00
Quantinno Capital Management LP	31 Dec, 2025	715	3.22%	$0.00
Alberta Investment Management Corp	31 Dec, 2025	0	0.00%	$0.00
O'Keefe Stevens Advisory, Inc.	31 Dec, 2025	1,116	8.55%	$0.00

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