International Business Machines Corporation (IBM)
NYSE: IBM · Computer & office Equipment · Armonk, NY · filing with the SEC since 1994
Grade6.1
◀ Past 5.2● Present 6.3▶ Future 6.8
Who owns International Business Machines Corporation
As filed with the SECHolders of 5% or more
1
Vanguard Capital Management holds 7.48% of Common Stock, as its SCHEDULE 13G filed Apr 30, 2026 says.
Directors and officers
20
report now, of 52 people on the record since 2006. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 1 named at left.
Holders of 5% or moreshare of the class, as filed
Vanguard Capital Management
SCHEDULE 13G · filed Apr 30, 2026 · Common Stock
The Vanguard Group
SCHEDULE 13G/A · filed Mar 27, 2026 · Common Stock · reported falling below 5%, from 10% in Feb 7, 2025
What IBM reports owning in othersstakes of 5% or more, and other ties
Other ties the annual report names
Apptio, Inc. acquisition in 2023.
A company bought · acquisition · owns, named in the 10-K filed Feb 24, 2026
Hashi Corp
A company bought · acquisition · owns, named in the 10-K filed Feb 24, 2026
StreamSets and webMethods
A company bought · acquisition · owns, named in the 10-K filed Feb 24, 2026
99 subsidiaries in 72 countries, from the list filed with the 10-K filed Feb 24, 2026.
Insider tradesForm 4
1sales
3purchases
0sales on a scheduled plan
1people selling
$5.8Msold, in dollars
$400,000bought, in dollars
Open-market trades on Form 4 from Oct 1, 2025 to Oct 1, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Oct 1, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window4 of 53 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Thomas Robert David | Senior Vice President | 1 | $5.8M | 0 | 0 | $0 |
| Farr David N | director | 0 | $0 | 0 | 1 | $300,000 |
| Howard Michelle J | director | 0 | $0 | 0 | 1 | $0 |
| Miebach Michael | director | 0 | $0 | 0 | 1 | $100,000 |