| X
                        
                      
                      
                        UNITED STATES STEEL CORPORATION COMMON STOCK
                      
                      
                        ST | Sale
                      
                    
                    
                      $1,001 - $15,000 | Lisa Mcclain
                    
                    
                      House / R | Aug 13, 2025 | Jun 20, 2025 | - | 
            
              
                | X
                        
                      
                      
                        UNITED STATES STEEL CORPORATION COMMON STOCK
                      
                      
                        ST | Sale
                      
                    
                    
                      $15,001 - $50,000 | Mike Kelly
                    
                    
                      House / R | Jul 09, 2025 | Jun 20, 2025 | - | 
            
              
                | X
                        
                      
                      
                        UNITED STATES STEEL CORPORATION COMMON STOCK
                      
                      
                        ST | Purchase
                      
                    
                    
                      $1,001 - $15,000 | Lisa Mcclain
                    
                    
                      House / R | Aug 13, 2025 | Jun 11, 2025 | - | 
            
              
                | X
                        
                      
                      
                        UNITED STATES STEEL CORPORATION COMMON STOCK
                      
                      
                        ST | Purchase
                      
                    
                    
                      $15,001 - $50,000 | Mike Kelly
                    
                    
                      House / R | Jul 09, 2025 | Jun 03, 2025 | - | 
            
              
                | X
                        
                      
                      
                        UNITED STATES STEEL CORP CMN
                      
                      
                        None | Sale
                      
                    
                    
                      $1,001 - $15,000 | Ro Khanna
                    
                    
                      House / D | Apr 05, 2024 | Mar 20, 2024 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corp
                      
                      
                        Stock Option | Purchase
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Dec 15, 2023 | Nov 07, 2023 | Option Type: Put Strike price: $20.00  Expires: 06/21/2024 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Nov 16, 2023 | Oct 11, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corp
                      
                      
                        Stock Option | Purchase
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Nov 16, 2023 | Oct 11, 2023 | Option Type: Call Strike price: $25.00  Expires: 06/21/2024 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $15,001 - $50,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Nov 16, 2023 | Oct 11, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Full)
                      
                    
                    
                      $50,001 - $100,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jul 14, 2023 | Jun 20, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Partial)
                      
                    
                    
                      $15,001 - $50,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jul 14, 2023 | Jun 14, 2023 | Option Type: Put Strike price: $23.00  Expires: 06/21/2024 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Partial)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jul 14, 2023 | Jun 14, 2023 | Option Type: Call Strike price: $25.00  Expires: 06/21/2024 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Partial)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jul 14, 2023 | Jun 08, 2023 | Option Type: Put Strike price: $20.00  Expires: 06/21/2024 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Partial)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jun 15, 2023 | May 19, 2023 | Option Type: Put Strike price: $20.00  Expires: 10/20/2023 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Partial)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jun 15, 2023 | May 08, 2023 | Option Type: Put Strike price: $20.00  Expires: 06/21/2024 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $50,001 - $100,000 | Tuberville, Tommy
                    
                    
                      Senate / R | May 11, 2023 | Apr 24, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $100,001 - $250,000 | Tuberville, Tommy
                    
                    
                      Senate / R | May 11, 2023 | Apr 24, 2023 | - | 
            
              
                | X
                        
                      
                      
                        UNITED STATES STEEL CORPORATION
                      
                      
                        ST | Sale
                      
                    
                    
                      $1,001 - $15,000 | Daniel Goldman
                    
                    
                      House / D | May 19, 2023 | Apr 10, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $50,001 - $100,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Apr 12, 2023 | Mar 21, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Apr 12, 2023 | Mar 21, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $15,001 - $50,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Apr 12, 2023 | Mar 21, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $50,001 - $100,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Apr 12, 2023 | Mar 21, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Apr 12, 2023 | Mar 21, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $15,001 - $50,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Apr 12, 2023 | Mar 21, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $50,001 - $100,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Apr 12, 2023 | Mar 20, 2023 | - | 
            
              
                | X
                        
                      
                      
                        UNITED STATES STEEL CORPORATION
                      
                      
                        ST | Purchase
                      
                    
                    
                      $1,001 - $15,000 | Daniel Goldman
                    
                    
                      House / D | Apr 17, 2023 | Mar 01, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Purchase
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Feb 14, 2023 | Jan 05, 2023 | Option Type: Put Strike price: $23.00  Expires: 01/20/2023 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Feb 14, 2023 | Jan 05, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Feb 14, 2023 | Jan 05, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Feb 14, 2023 | Jan 05, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $50,001 - $100,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Feb 14, 2023 | Jan 05, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Sale (Partial)
                      
                    
                    
                      $15,001 - $50,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Feb 14, 2023 | Jan 05, 2023 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Dec 14, 2022 | Nov 08, 2022 | Option Type: Call Strike price: $25.00  Expires: 04/21/2023 | 
            
              
                | X
                        
                      
                      
                        UNITED STATES STEEL CORP CMN
                      
                      
                        None | Purchase
                      
                    
                    
                      $1,001 - $15,000 | Ro Khanna
                    
                    
                      House / D | Dec 06, 2022 | Nov 03, 2022 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Nov 10, 2022 | Oct 06, 2022 | Option Type: Short Sale Strike price: $20.00  Expires: 06/16/2023 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $15,001 - $50,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Nov 10, 2022 | Oct 06, 2022 | Option Type: Short Sale Strike price: $20.00  Expires: 06/16/2023 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Partial)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Oct 12, 2022 | Sep 20, 2022 | Option Type: Short Sale Strike price: $24.00  Expires: 04/21/2023 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Purchase
                      
                    
                    
                      $100,001 - $250,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Oct 12, 2022 | Sep 19, 2022 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Purchase
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Sep 15, 2022 | Aug 12, 2022 | Option Type: Put Strike price: $20.00  Expires: 09/16/2022 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Partial)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jul 13, 2022 | Jun 22, 2022 | Option Type: Short Sale Strike price: $22.00  Expires: 09/16/2022 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Purchase
                      
                    
                    
                      $100,001 - $250,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jul 13, 2022 | Jun 21, 2022 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Purchase
                      
                    
                    
                      $100,001 - $250,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jun 13, 2022 | May 31, 2022 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Partial)
                      
                    
                    
                      $15,001 - $50,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jun 13, 2022 | May 31, 2022 | Option Type: Put Strike price: $23.00  Expires: 01/20/2023 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $15,001 - $50,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jun 13, 2022 | May 31, 2022 | Option Type: Call Strike price: $30.00  Expires: 01/20/2023 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Mar 11, 2022 | Feb 10, 2022 | Option Type: Short Sale Strike price: $27.00  Expires: 09/16/2022 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Purchase
                      
                    
                    
                      $100,001 - $250,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Mar 11, 2022 | Feb 10, 2022 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Mar 11, 2022 | Feb 10, 2022 | Option Type: Short Sale Strike price: $27.00  Expires: 09/16/2022 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Mar 11, 2022 | Feb 10, 2022 | Option Type: Short Sale Strike price: $22.00  Expires: 09/16/2022 | 
            
              
                | X
                        
                      
                      
                        I
                      
                      
                        OI | Exchange
                      
                    
                    
                      $250,001 - $500,000 | Jamie Raskin
                    
                    
                      House / D | Jun 09, 2022 | Feb 09, 2022 | IX INVESTMENTS LLC MERGED WITH I(X) NETZERO EXCHANGE RATIO OF 160,000 CLASS P SHARES IN IX INVESTMENTS | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Mar 11, 2022 | Feb 01, 2022 | Option Type: Short Sale Strike price: $20.00  Expires: 09/16/2022 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $15,001 - $50,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Feb 14, 2022 | Jan 13, 2022 | Option Type: Short Sale Strike price: $25.00  Expires: 06/17/2022 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Nov 10, 2021 | Oct 21, 2021 | Option Type: Put Strike price: $22.00  Expires: 06/17/2022 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock | Purchase
                      
                    
                    
                      $100,001 - $250,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Nov 10, 2021 | Oct 18, 2021 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Nov 10, 2021 | Oct 18, 2021 | Option Type: Call Strike price: $25.00  Expires: 06/17/2022 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation Common Stock
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $15,001 - $50,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Oct 15, 2021 | Sep 20, 2021 | Option Type: Call Strike price: $25.00  Expires: 06/17/2022 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jul 23, 2021 | May 06, 2021 | Option Type: Call Strike price: $29.00  Expires: 10/15/2021 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jul 23, 2021 | May 06, 2021 | Option Type: Call Strike price: $29.00  Expires: 10/15/2021 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jul 23, 2021 | May 06, 2021 | Option Type: Call Strike price: $29.00  Expires: 10/15/2021 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $1,001 - $15,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jul 23, 2021 | May 06, 2021 | Option Type: Call Strike price: $29.00  Expires: 10/15/2021 | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation
                      
                      
                        Stock | Purchase
                      
                    
                    
                      $100,001 - $250,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jul 23, 2021 | May 06, 2021 | - | 
            
              
                | X
                        
                      
                      
                        United States Steel Corporation
                      
                      
                        Stock Option | Sale (Full)
                      
                    
                    
                      $15,001 - $50,000 | Tuberville, Tommy
                    
                    
                      Senate / R | Jul 23, 2021 | May 06, 2021 | Option Type: Put Strike price: $24.00  Expires: 10/15/2021 | 
            
              
                | X
                        
                      
                      
                        UNITED STATES STEEL CORPORATION
                      
                      
                        None | Sale
                      
                    
                    
                      $1,001 - $15,000 | Bradley S. Schneider
                    
                    
                      House / D | Dec 31, 2017 | Dec 29, 2017 | - | 
            
              
                | X
                        
                      
                      
                        UNITED STATES STEEL CORPORATION
                      
                      
                        None | Purchase
                      
                    
                    
                      $1,001 - $15,000 | Bob Gibbs
                    
                    
                      House / R | Nov 05, 2017 | Oct 31, 2017 | - | 
            
              
                | X
                        
                      
                      
                        UNITED STATES STEEL CORPORATION
                      
                      
                        ST | Sale
                      
                    
                    
                      $1,001 - $15,000 | Roger W. Marshall
                    
                    
                      House / R | Aug 06, 2018 | Sep 05, 2017 | - | 
            
              
                | X
                        
                      
                      
                        UNITED STATES STEEL CORPORATION
                      
                      
                        ST | Purchase
                      
                    
                    
                      $1,001 - $15,000 | Roger W. Marshall
                    
                    
                      House / R | Aug 06, 2018 | Apr 26, 2017 | - | 
            
              
                | X
                        
                      
                      
                        UNITED STATES STEEL CORPORATION
                      
                      
                        None | Sale
                      
                    
                    
                      $1,001 - $15,000 | Steve Cohen
                    
                    
                      House / D | Jan 21, 2016 | Dec 29, 2015 | SALE OF 74 SHARES OF M & T BANK CORP AT $123.74 PER SHARE |