Platform Features
Platform Features
Features
Investment Products
Private Wealth Management
Trading Tools
Market Data Services
Analysis Tools
News Services
For Developers
Account Types
For Individuals
For Institutions
Café
More
Log in / Sign up
© 2026 Longbridge|
Terms of Service
Privacy Policy
Disclaimer
Seaport ENT
SEG
26.230
0.42% ( -0.110 )
Closed: Jul 31, 16:00:00 (EDT)
Start trading
Overview
Overview
Options
Options
News
News
Posts
Posts
Financials
Financials
Forecast
Forecast
Valuation
Valuation
Shareholders
Shareholders
Profile
Profile
All Shareholders
Institutional Holders
Insiders
All Shareholders
Shareholder Type
Institutions
45.06%
Hedge funds
39.24%
Public and others
12.75%
Individuals & Insiders
2.95%
Major Shareholders
Latest
Major Shareholders Latest
Shareholder
% Held
Shares Held
Change %
Shares Changed
Report Date
Pershing Square Capital Management, L.P.
39.24%
5.02M
0.01%
+0
04/21/2026
Kahn Brothers Advisors LLC
6.98%
893.23K
<0.01%
+0
05/08/2026
Gate City Capital Management, LLC
5.39%
689.45K
2.37%
+304.12K
03/31/2026
Rubric Capital Management LP
4.44%
568.53K
<0.01%
+0
03/31/2026
BlackRock, Inc.
3.95%
505.63K
0.07%
-8.41K
03/31/2026
Dimensional Fund Advisors LP
3.56%
455.15K
0.51%
-64.75K
03/31/2026
Vanguard Capital Management, LLC
2.56%
327.69K
--
+327.69K
03/31/2026
Cerity Partners LLC
2.49%
318.92K
0.48%
+61.70K
03/31/2026
Anton Nikodemus
Former CEO, President & Chairman of the Board of Directors
2.37%
302.83K
1.78%
+228.47K
04/16/2026
Solas Capital Management, LLC
1.74%
222.92K
0.04%
-4.66K
03/31/2026
Geode Capital Management, LLC
1.45%
185.02K
0.05%
+6.26K
03/31/2026
State Street Global Advisors, Inc.
1.39%
177.98K
<0.01%
+981.00
03/31/2026
Rangeley Capital, LLC
1.20%
153.52K
<0.01%
+0
03/31/2026
Peapod Lane Capital LLC
0.86%
109.85K
0.14%
+17.35K
06/30/2026
The Goldman Sachs Group, Inc.
0.70%
89.99K
<0.01%
+0
06/30/2026
Renaissance Technologies LLC
0.64%
82.30K
0.35%
+45.50K
03/31/2026
Charles Schwab Investment Management, Inc.
0.48%
62.01K
<0.01%
+0
06/30/2026
Northern Trust Global Investments
0.45%
57.15K
0.03%
+3.80K
03/31/2026
LPL Financial LLC
0.41%
52.77K
0.13%
+16.67K
03/31/2026
Horizon Kinetics Holding Corporation
0.41%
52.44K
<0.01%
-82.00
03/31/2026