Seaport Entertainment Group Inc. (SEG) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

12,725,670Shares Outstanding

5,700,985Shares held by institutions

$115,558,966Value of institutional holdings

81.15%Institutional ownership %

5.13%Shares Changed QoQ

108No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

According to SEC filings for the period ending December 2025, Seaport Entertainment Group Inc. (NYSE:SEG) is held by 108 institutional firms.

Seaport Entertainment saw its institutional ownership percentage rose to 81.1% in December 2025 from 78.3% in September 2025.
On a quarter-over-quarter basis, institutional holdings shifted by 5.13%, with a year-over-year a decrease of 12.90% in the count of filers.
Of these 108 institutional investors, 43 increased their holdings in Seaport Entertainment, while 38 of them reduced positions, and 27 investors maintained their exposure.
Collectively, institutional investors increased their stake in Seaport Entertainment to 10.33Mn shares as of December 2025, a change that is up by 503.79K shares quarter on quarter and up 712.28K shares year over year.
With 5.02Mn shares, Pershing Square Capital Management, L.P. commands the largest institutional position in Seaport Entertainment as of December 31, 2025, equating to 39.48% of the company.
Among the most significant buyers of Seaport Entertainment during December 2025 were GATE CITY CAPITAL MANAGEMENT, LLC (385.33K), CITADEL ADVISORS LLC (79.94K), RENAISSANCE TECHNOLOGIES LLC (36.80K), MARSHALL WACE, LLP (33.15K), Marnell Management LLC (32.30K).
Leading sellers of Seaport Entertainment stock in December 2025 included DIMENSIONAL FUND ADVISORS LP (59.42K), Phoenix Financial Ltd. (50.00K), Ancora Advisors LLC (32.73K), Russell Investments Group, Ltd. (21.46K), UBS Group AG (13.05K).
The top 10 institutional holders of Seaport Entertainment for the quarter ending December 2025 included Pershing Square Capital Management, L.P. (5.02Mn), KAHN BROTHERS GROUP INC (586.17K), Rubric Capital Management LP (568.53K), DIMENSIONAL FUND ADVISORS LP (519.90K), BlackRock, Inc. (514.03K), 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).

108 Institutional Holders

5,700,985 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
Pershing Square Capital Management, L.P.	31 Dec, 2025	5,023,780	0	0.00%	$99,320,131.00
KAHN BROTHERS GROUP INC	31 Dec, 2025	586,170	2,806	0.48%	$11,588,580.00
Rubric Capital Management LP	31 Dec, 2025	568,530	0	0.00%	$11,239,838.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	519,898	-59,425	-10.26%	$10,278,419.00
BlackRock, Inc.	31 Dec, 2025	514,035	-9,485	-1.81%	$10,162,473.00
VANGUARD GROUP INC	31 Dec, 2025	454,191	-6,340	-1.38%	$8,979,357.00
GATE CITY CAPITAL MANAGEMENT, LLC	31 Dec, 2025	385,326	385,326	0.00%	$7,617,895.00
Cerity Partners LLC	31 Dec, 2025	257,222	-2,723	-1.05%	$5,085,279.00
Solas Capital Management, LLC	31 Dec, 2025	227,578	-4,660	-2.01%	$4,499,217.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	178,757	-5,389	-2.93%	$3,534,791.00
STATE STREET CORP	31 Dec, 2025	177,000	-2,435	-1.36%	$3,499,290.00
Rangeley Capital, LLC	31 Dec, 2025	153,517	-483	-0.31%	$3,035,031.00
UBS Group AG	31 Dec, 2025	121,931	-13,048	-9.67%	$2,410,576.00
CITADEL ADVISORS LLC	31 Dec, 2025	79,940	79,940	0.00%	$1,580,414.00
GOLDMAN SACHS GROUP INC	31 Dec, 2025	79,365	6,560	9.01%	$1,569,046.00
Alberta Investment Management Corp	31 Dec, 2025	66,352	0	0.00%	$1,311,779.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	63,978	-33	-0.05%	$1,264,845.00
Ancora Advisors LLC	31 Dec, 2025	53,491	-32,726	-37.96%	$1,057,517.00
NORTHERN TRUST CORP	31 Dec, 2025	53,354	-5,192	-8.87%	$1,054,809.00
HORIZON KINETICS ASSET MANAGEMENT LLC	31 Dec, 2025	52,522	-308	-0.58%	$1,038,359.00

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