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Cover | Oct. 22, 2025
--- | ---
Document Information [Line Items] |
Document Type | 8-K
Document Period End Date | Oct. 22, 2025
Entity Registrant Name | INTERNATIONAL BUSINESS MACHINES CORPORATION
Entity Incorporation, State or Country Code | NY
Entity File Number | 1-2360
Entity Tax Identification Number | 13-0871985
Entity Address, Address Line One | One New Orchard Road
Entity Address, City or Town | Armonk
Entity Address, State or Province | NY
Entity Address, Postal Zip Code | 10504
City Area Code | 914
Local Phone Number | 499-1900
Written Communications | false
Soliciting Material | false
Pre-commencement Tender Offer | false
Pre-commencement Issuer Tender Offer | false
Entity Emerging Growth Company | false
Entity Central Index Key | 0000051143
Amendment Flag | false
NEW YORK STOCK EXCHANGE, INC. | Common Stock |
Document Information [Line Items] |
Title of 12(b) Security | Capital stock, par value $.20 per share
Trading Symbol | IBM
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 2.875% Notes due 2025 |
Document Information [Line Items] |
Title of 12(b) Security | 2.875% Notes due 2025
Trading Symbol | IBM 25A
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 0.300% Notes due 2026 |
Document Information [Line Items] |
Title of 12(b) Security | 0.300% Notes due 2026
Trading Symbol | IBM 26B
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 1.250% Notes due 2027 |
Document Information [Line Items] |
Title of 12(b) Security | 1.250% Notes due 2027
Trading Symbol | IBM 27B
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 3.375% Notes due 2027 |
Document Information [Line Items] |
Title of 12(b) Security | 3.375% Notes due 2027
Trading Symbol | IBM 27F
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 0.300% Notes due 2028 |
Document Information [Line Items] |
Title of 12(b) Security | 0.300% Notes due 2028
Trading Symbol | IBM 28B
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 1.750% Notes due 2028 |
Document Information [Line Items] |
Title of 12(b) Security | 1.750% Notes due 2028
Trading Symbol | IBM 28A
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 1.500% Notes due 2029 |
Document Information [Line Items] |
Title of 12(b) Security | 1.500% Notes due 2029
Trading Symbol | IBM 29
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 0.875% Notes due 2030 |
Document Information [Line Items] |
Title of 12(b) Security | 0.875% Notes due 2030
Trading Symbol | IBM 30A
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 2.900% Notes due 2030 |
Document Information [Line Items] |
Title of 12(b) Security | 2.900% Notes due 2030
Trading Symbol | IBM 30C
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 1.750% Notes due 2031 |
Document Information [Line Items] |
Title of 12(b) Security | 1.750% Notes due 2031
Trading Symbol | IBM 31
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 3.625% Notes due 2031 |
Document Information [Line Items] |
Title of 12(b) Security | 3.625% Notes due 2031
Trading Symbol | IBM 31B
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 0.650% Notes due 2032 |
Document Information [Line Items] |
Title of 12(b) Security | 0.650% Notes due 2032
Trading Symbol | IBM 32A
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 3.150% Notes due 2033 |
Document Information [Line Items] |
Title of 12(b) Security | 3.150% Notes due 2033
Trading Symbol | IBM 33A
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 1.250% Notes due 2034 |
Document Information [Line Items] |
Title of 12(b) Security | 1.250% Notes due 2034
Trading Symbol | IBM 34
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 3.750% Notes due 2035 |
Document Information [Line Items] |
Title of 12(b) Security | 3.750% Notes due 2035
Trading Symbol | IBM 35
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 3.450% Notes due 2037 |
Document Information [Line Items] |
Title of 12(b) Security | 3.450% Notes due 2037
Trading Symbol | IBM 37
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 4.875% Notes due 2038 |
Document Information [Line Items] |
Title of 12(b) Security | 4.875% Notes due 2038
Trading Symbol | IBM 38
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 1.200% Notes due 2040 |
Document Information [Line Items] |
Title of 12(b) Security | 1.200% Notes due 2040
Trading Symbol | IBM 40
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 4.000% Notes due 2043 |
Document Information [Line Items] |
Title of 12(b) Security | 4.000% Notes due 2043
Trading Symbol | IBM 43
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 3.800% Notes due 2045 |
Document Information [Line Items] |
Title of 12(b) Security | 3.800% Notes due 2045
Trading Symbol | IBM 45A
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 7.00% Debentures due 2025 |
Document Information [Line Items] |
Title of 12(b) Security | 7.00% Debentures due 2025
Trading Symbol | IBM 25
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 6.22% Debentures due 2027 |
Document Information [Line Items] |
Title of 12(b) Security | 6.22% Debentures due 2027
Trading Symbol | IBM 27
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 6.50% Debentures due 2028 |
Document Information [Line Items] |
Title of 12(b) Security | 6.50% Debentures due 2028
Trading Symbol | IBM 28
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 5.875% Debentures due 2032 |
Document Information [Line Items] |
Title of 12(b) Security | 5.875% Debentures due 2032
Trading Symbol | IBM 32D
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 7.00% Debentures due 2045 |
Document Information [Line Items] |
Title of 12(b) Security | 7.00% Debentures due 2045
Trading Symbol | IBM 45
Security Exchange Name | NYSE
NEW YORK STOCK EXCHANGE, INC. | 7.125% Debentures due 2096 |
Document Information [Line Items] |
Title of 12(b) Security | 7.125% Debentures due 2096
Trading Symbol | IBM 96
Security Exchange Name | NYSE
NYSE CHICAGO, INC. | Common Stock |
Document Information [Line Items] |
Title of 12(b) Security | Capital stock, par value $.20 per share
Trading Symbol | IBM
Security Exchange Name | CHX

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