International Business Machines Corp
IBM- Exchange
- NYSE
- Industry
- Computer & office Equipment
- SEC CIK
- 0000051143
In the last 90 days, International Business Machines Corp insiders filed 0 open-market purchases and 1 sale; 3,644 institutions reported holding it in 13F filings for Q2 2026, worth $172.1B in total; no superinvestor holds it.
Holders of 5% or more of IBM
Holders whose latest Schedule 13D or 13G filing reports 5% or more of International Business Machines Corp, largest stake first. The change is against the holder's previous filing.
No holder currently reports owning 5% or more of International Business Machines Corp on Schedule 13D or 13G.
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
2 Schedule 13D and 13G filings on International Business Machines Corp, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Mar 27, 20269:52 AM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | −10.03 ppfrom 10.03%Below 5% | Mar 13, 2026 | SEC |
| Feb 7, 202511:47 AM ET | Vanguard Group Inc | 13G/A | 10.03%92.8M shares | – | Jan 31, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell International Business Machines Corp shares.
No Form 144 notices for International Business Machines Corp are on file.