Annual report pursuant to Section 13 and 15(d)

MARKETABLE SECURITIES (Tables)

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MARKETABLE SECURITIES (Tables)
12 Months Ended
Dec. 31, 2024
Marketable Securities [Abstract]  
Summary of marketable securities
A summary of marketable securities, all of which are classified as current, was as follows:
December 31,
  2024 2023
In millions Cost
Gross unrealized gains/(losses) (1)
Estimated
fair value
Cost
Gross unrealized gains/(losses) (1)
Estimated
fair value
Equity securities            
Level 1
Publicly-traded shares $ 7  $ (6) $ 1  $ —  $ —  $ — 
Level 2
Debt mutual funds 262  1  263  272  —  272 
Certificates of deposit 262    262  246  —  246 
Equity mutual funds 19  7  26  22  28 
Debt securities 41    41  16  —  16 
Marketable securities $ 591  $ 2  $ 593  $ 556  $ $ 562 
(1) Unrealized gains and losses for debt securities are recorded in other comprehensive income while unrealized gains and losses for equity securities are recorded in our Consolidated Statements of Net Income.
Schedule of proceeds from sales and maturities of marketable securities
The proceeds from sales and maturities of marketable securities were as follows:
Years ended December 31,
In millions 2024 2023 2022
Proceeds from sales of marketable securities $ 1,227  $ 1,075  $ 750 
Proceeds from maturities of marketable securities 233  259  401 
Investments in marketable securities - liquidations $ 1,460  $ 1,334  $ 1,151