Canonical: https://ownershiptrace.com/13f/companies/764 # Who owns INTERNATIONAL BUSINESS MACHINES CORP (IBM)? Elite investor 13F holders 12 tracked elite investors reported holding INTERNATIONAL BUSINESS MACHINES CORP as of 2026-06-30, including D.E. Shaw, Tudor Investment, Dodge & Cox Funds, Gotham Asset Management, Century Management. Who bought, trimmed or exited each quarter, with links to the original SEC 13F filings. 12 tracked investors currently reported holding · Latest report period: 2026-06-30 · Information Technology · Technology Hardware & Equipment International Business Machines Corporation, together with its subsidiaries, provides integrated solutions and services in the Americas, Europe, the Middle East, Africa, and the Asia Pacific. It operates through Software, Consulting, Infrastructure, and Financing segments. The Software segment offers hybrid cloud and AI platforms that allow clients to realize their digital and AI transformations… ## Reported holders and securities, including exits (up to 20) | Investor | Security | Instrument | Report period | Filed | Value | Quantity | Units | Change | Source | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | [D.E. Shaw](https://ownershiptrace.com/13f/investors/98) | INTERNATIONAL BUSINESS MACHS | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 95051793.00 USD | 338010.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/1009207/0001104659-26-097217-index.html) | | [Tudor Investment](https://ownershiptrace.com/13f/investors/94675) | INTERNATIONAL BUSINESS MACHS | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 14060781.00 USD | 50001.000000 | Shares | buy | [Original filing](https://www.sec.gov/Archives/edgar/data/923093/0000902664-26-003485-index.html) | | [Dodge & Cox Funds](https://ownershiptrace.com/13f/investors/29) | INTERNATIONAL BUSINESS MACHS | SHARE | 2026-06-30 | 2026-08-13 00:00:00 | 12934254.00 USD | 45995.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/200217/0001193125-26-349535-index.html) | | [Gotham Asset Management](https://ownershiptrace.com/13f/investors/94672) | INTERNATIONAL BUSINESS MACHS | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 11183440.00 USD | 39769.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/1510387/0001398344-26-014644-index.html) | | [Century Management](https://ownershiptrace.com/13f/investors/6) | INTERNATIONAL BUSINESS MACHS | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 11170505.00 USD | 39723.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/1142062/0001398344-26-014492-index.html) | | [GMO](https://ownershiptrace.com/13f/investors/94674) | INTERNATIONAL BUSINESS MACHS | SHARE | 2026-06-30 | 2026-08-13 00:00:00 | 8664080.00 USD | 30810.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/1352662/0001072613-26-000636-index.html) | | [GAMCO](https://ownershiptrace.com/13f/investors/137) | INTERNATIONAL BUSINESS MACHS | SHARE | 2026-06-30 | 2026-08-12 00:00:00 | 4751887.00 USD | 16898.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/807249/0001140361-26-032508-index.html) | | [Ancora Advisors / Ancora Holdings](https://ownershiptrace.com/13f/investors/101) | INTERNATIONAL BUSINESS MACHS | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 1849595.00 USD | 6577.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/1446114/0001446114-26-000012-index.html) | | [Mairs & Power Funds](https://ownershiptrace.com/13f/investors/54) | INTERNATIONAL BUSINESS MACHS | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 1025573.00 USD | 3647.000000 | Shares | hold | [Original filing](https://www.sec.gov/Archives/edgar/data/1070134/0001172661-26-003496-index.html) | | [East Coast Asset Management](https://ownershiptrace.com/13f/investors/94777) | INTERNATIONAL BUSINESS MACHS | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 504239.00 USD | 1793.000000 | Shares | hold | [Original filing](https://www.sec.gov/Archives/edgar/data/1579254/0001579254-26-000004-index.html) | | [Kahn Brothers Group](https://ownershiptrace.com/13f/investors/49) | INTERNATIONAL BUSINESS MACHS | SHARE | 2026-06-30 | 2026-08-17 00:00:00 | 345325.00 USD | 1228.000000 | Shares | hold | [Original filing](https://www.sec.gov/Archives/edgar/data/1039565/0001039565-26-000006-index.html) | | [Matrix Asset Advisors](https://ownershiptrace.com/13f/investors/25) | INTERNATIONAL BUSINESS MACHS | SHARE | 2026-06-30 | 2026-07-15 00:00:00 | 212450.00 USD | 755.000000 | Shares | buy | [Original filing](https://www.sec.gov/Archives/edgar/data/1016287/0001172661-26-002637-index.html) | Public disclosures can be delayed, incomplete, or amended. Report period describes a position date; transaction date describes a reported transaction; filed describes submission. A recent filing or page update does not establish a current holding. A dash means unavailable or not comparable, not zero. This public summary shows the default reporting scope. Enable JavaScript for interactive filters, charts, and additional rows. [How to read the data](https://ownershiptrace.com/docs#reading-the-data) · [Disclaimer](https://ownershiptrace.com/disclaimer)