v3.25.4
Goodwill and other intangible assets (Tables)
12 Months Ended
Dec. 31, 2025
Goodwill and Intangible Assets Disclosure [Abstract]  
Reconciliation of the change in goodwill

Reconciliations of the changes in the carrying value of goodwill during 2025 and 2024 follow (in millions).

 

 

 

December 31,

 

 

 

2025

 

 

2024

 

Balance at the beginning of the year*

 

$

83,880

 

 

$

84,626

 

Business acquisitions

 

 

459

 

 

 

87

 

Other, including impairments and foreign currency translation

 

 

(1,265

)

 

 

(833

)

Balance at the end of the year*

 

$

83,074

 

 

$

83,880

 

——————

* Net of accumulated goodwill impairments of $13.0 billion as of December 31, 2025, $11.5 billion as of December 31, 2024 and $11.1 billion as of December 31, 2023.

Schedule of intangible assets

Other intangible assets are summarized below (in millions).

 

 

December 31, 2025

 

 

December 31, 2024

 

 

Gross
carrying
amount

 

Accumulated
amortization

 

Net
carrying
value

 

 

Gross
carrying
amount

 

Accumulated
amortization

 

Net
carrying
value

 

Insurance and other:

 

 

 

 

 

 

 

 

 

 

 

 

 

Customer relationships

$

31,215

 

$

9,638

 

$

21,577

 

 

$

30,941

 

$

8,840

 

$

22,101

 

Trademarks and trade names

 

9,007

 

 

1,143

 

 

7,864

 

 

 

9,007

 

 

1,041

 

 

7,966

 

Patents and technology

 

5,237

 

 

4,196

 

 

1,041

 

 

 

5,375

 

 

4,359

 

 

1,016

 

Other

 

5,608

 

 

2,288

 

 

3,320

 

 

 

5,551

 

 

1,996

 

 

3,555

 

$

51,067

 

$

17,265

 

$

33,802

 

 

$

50,874

 

$

16,236

 

$

34,638

 

Railroad, utilities and energy:*

 

 

 

 

 

 

 

 

 

 

 

 

 

Customer relationships and contracts

$

1,541

 

$

809

 

$

732

 

 

$

1,553

 

$

728

 

$

825

 

Other

 

442

 

 

134

 

 

308

 

 

 

437

 

 

126

 

 

311

 

$

1,983

 

$

943

 

$

1,040

 

 

$

1,990

 

$

854

 

$

1,136

 

——————

* Included in other assets.

I