v3.26.1
Consolidated Statements of Stockholders' Equity - USD ($)
Preferred Stock [Member]
Series A Preferred Stock [Member]
Preferred Stock [Member]
Series A Preferred Stock [Member]
Eos SENOLYTIXS Inc [Member]
Preferred Stock [Member]
Preferred Stock [Member]
Series B Convertible Preferred Stock [Member]
Common Stock [Member]
Common Class A [Member]
Common Stock [Member]
Common Class A [Member]
Eos SENOLYTIXS Inc [Member]
Common Stock [Member]
Common Stock [Member]
Eos SENOLYTIXS Inc [Member]
Common Stock [Member]
Common Class B [Member]
Eos SENOLYTIXS Inc [Member]
Additional Paid-in Capital [Member]
Additional Paid-in Capital [Member]
Eos SENOLYTIXS Inc [Member]
Retained Earnings [Member]
Retained Earnings [Member]
Eos SENOLYTIXS Inc [Member]
Series A Preferred Stock [Member]
Eos SENOLYTIXS Inc [Member]
Total
Eos SENOLYTIXS Inc [Member]
Balance at Dec. 31, 2023           $ 305,592,000   $ (287,597,000)     $ 17,995,000  
Balance, shares at Dec. 31, 2023           3,652,285                  
Stock-based compensation expense               511,000       511,000  
Net loss             (9,559,000)     (9,559,000) [1]  
Balance at Dec. 31, 2024   $ 40   $ 10 306,103,000 $ 76,845 (297,156,000) $ (76,895)   8,947,000
Balance, shares at Dec. 31, 2024       4,000,000 3,652,285   1,000,000              
Balance at Oct. 14, 2024                      
Balance, shares at Oct. 14, 2024                            
Stock-based compensation expense                 10       10
Net loss                   (76,895)     (76,895)
Issuance of Preferred stock           $ 40       (40)      
Issuance of Preferred stock, shares           4,000,000                    
Issuance of class B common stock in connection with stockholders’ agreement               $ 10   (10)      
Issuance of class B common stock in connection with stockholders' agreement, shares                 1,000,000              
Expenses paid by parent on behalf of Company                 76,885       76,885
Balance at Dec. 31, 2024   $ 40   $ 10 306,103,000 76,845 (297,156,000) (76,895)   8,947,000
Balance, shares at Dec. 31, 2024       4,000,000 3,652,285   1,000,000              
Stock-based compensation expense           8,000 86   8,000 86
Net loss           (1,808,000) (78,761)   (1,808,000) (78,761)
Expenses paid by parent on behalf of Company                 78,675       78,675
Balance at Mar. 31, 2025         $ 40   $ 10 306,111,000 155,606 (298,964,000) (155,656)   7,147,000
Balance, shares at Mar. 31, 2025         4,000,000 3,652,285   1,000,000              
Balance at Dec. 31, 2024   $ 40   $ 10 306,103,000 76,845 (297,156,000) (76,895)   8,947,000
Balance, shares at Dec. 31, 2024       4,000,000 3,652,285   1,000,000              
Net loss                             (3,357,000) (136,222)
Balance at Jun. 30, 2025         $ 40   $ 10 306,117,000 213,067 (300,513,000) (213,117)   5,604,000
Balance, shares at Jun. 30, 2025         4,000,000 3,652,285   1,000,000              
Balance at Dec. 31, 2024   $ 40   $ 10 306,103,000 76,845 (297,156,000) (76,895)   8,947,000
Balance, shares at Dec. 31, 2024       4,000,000 3,652,285   1,000,000              
Stock-based compensation expense           25,000 345   25,000 345
Net loss       (5,162,000) (253,020)   (5,162,000) [1] (253,020)
Expenses paid by parent on behalf of Company                 234,675       234,675
Balance at Dec. 31, 2025 $ 40   $ 10 306,128,000 311,865 (302,318,000) (329,915)   3,810,000 (18,000)
Balance, shares at Dec. 31, 2025     4,000,000 3,652,285   1,000,000              
Balance at Mar. 31, 2025         $ 40   $ 10 306,111,000 155,606 (298,964,000) (155,656)   7,147,000
Balance, shares at Mar. 31, 2025         4,000,000 3,652,285   1,000,000              
Stock-based compensation expense           6,000 86   6,000 86
Net loss           (1,549,000) (57,461)   (1,549,000) (57,461)
Expenses paid by parent on behalf of Company                 57,375       57,375
Balance at Jun. 30, 2025         $ 40   $ 10 306,117,000 213,067 (300,513,000) (213,117)   5,604,000
Balance, shares at Jun. 30, 2025         4,000,000 3,652,285   1,000,000              
Balance at Dec. 31, 2025 $ 40   $ 10 306,128,000 311,865 (302,318,000) (329,915)   3,810,000 (18,000)
Balance, shares at Dec. 31, 2025     4,000,000 3,652,285   1,000,000              
Stock-based compensation expense         3,000 7,455   3,000 7,455
Net loss         (1,172,000) (582,432)   (1,172,000) (582,432)
Issuance of Preferred stock       $ 950,000               950,000  
Issuance of Preferred stock, shares                              
Expenses paid by parent on behalf of Company               325,126       325,126
Balance at Mar. 31, 2026     $ 950,000   $ 40   $ 10 306,131,000 644,446 (303,490,000) (912,347)   3,591,000 (267,851)
Balance, shares at Mar. 31, 2026       4,000,000 3,652,285   1,000,000              
Balance at Dec. 31, 2025 $ 40   $ 10 306,128,000 311,865 (302,318,000) (329,915)   3,810,000 (18,000)
Balance, shares at Dec. 31, 2025     4,000,000 3,652,285   1,000,000              
Net loss                             (2,208,000) (3,579,721)
Issuance of Preferred stock               $ 100,000,000               100,000,000
Issuance of class B common stock in connection with stockholders’ agreement                           $ 600,000    
Issuance of class B common stock in connection with stockholders' agreement, shares                           35,293    
Balance at Jun. 30, 2026     $ 966,000   $ 40   $ 10 306,117,000 784,316 (304,526,000) (3,909,636)   2,557,000 (3,125,270)
Balance, shares at Jun. 30, 2026   8,823   1,000   4,000,000 3,652,285   1,000,000              
Balance at Mar. 31, 2026     $ 950,000   $ 40   $ 10 306,131,000 644,446 (303,490,000) (912,347)   3,591,000 (267,851)
Balance, shares at Mar. 31, 2026       4,000,000 3,652,285   1,000,000              
Stock-based compensation expense         2,000 32,848   2,000 32,848
Net loss         (1,036,000) (2,997,289)   (1,036,000) (2,997,289)
Issuance of Preferred stock                    
Issuance of Preferred stock, shares   8,823                            
Issuance of class B common stock in connection with stockholders’ agreement                      
Issuance of class B common stock in connection with stockholders' agreement, shares       1,000                        
Accrued dividend       $ 16,000         (16,000)        
Expenses paid by parent on behalf of Company               107,022       107,022
Balance at Jun. 30, 2026     $ 966,000   $ 40   $ 10 $ 306,117,000 $ 784,316 $ (304,526,000) $ (3,909,636)   $ 2,557,000 $ (3,125,270)
Balance, shares at Jun. 30, 2026   8,823   1,000   4,000,000 3,652,285   1,000,000              
[1] The dollar amounts reported represent the amount of net loss, in thousands, reflected in Pulmatrix’s consolidated audited financial statements for each applicable year.