Who owns the most IBM stock?

The largest reported holders of IBM are BlackRock Inc., Vanguard Capital Management LLC, State Street Corp, according to the latest SEC Form 13F filings (3624 institutions in all, total shares held +3.6% vs the prior quarter).

Below are the largest institutional holders, what each one did last quarter, and what the company's own insiders have been doing.

The chart below tracks IBM's daily closing price from May 14, 2026 to Nov. 9, 2026. Over that stretch it is up 13.5%, from $216.82 to $246.11, with a high of $326.89 on June 2, 2026 and a low of $204.31 on July 22, 2026. Each red circle marks a week in which company insiders sold shares on the open market (1 week in this period; bigger circles mean more money). There are no green diamonds: no insider bought on the open market in this window.

Top 10 institutional holders of IBM

The table below lists top 10 institutional holders of IBM, with the size of each position and whether the fund added or cut last quarter.

Also worth knowing about IBM

Live IBM data, updated every 30 minutes: IBM insider trades, ownership and filings →

In International Business Machines Corp's own words

“Disciplined execution throughout the quarter drove accelerated revenue growth and strong free cash flow. Our clients are now deploying Super Intelligence in ways that transform entire operating models, instead of simply addressing narrow or novel problems. IBM's technology and expertise are helping organizations drive growth and serve customers with greater speed, precision and efficiency than ever before”

— Arvind Krishna, IBM chairman, president and chief executive officer · SEC filing

From the company's earnings release filed with the SEC on 2026-10-21 (Form 8-K).

What would change the picture for IBM

These are the specific events and levels to watch. None of them is a prediction.

• The Jan. 26, 2027 earnings report (76 days away). International Business Machines Corp beat estimates in 3 of the last 4 quarters (average surprise +2.1%); a miss would break that pattern.
• Insider buying: none on the open market in 90 days. A purchase by an executive or director would be the first in at least three months, and it would show up on SEC Form 4 within two business days.
• Price levels: a close above $326.89 would be a new 52-week high, 32.8% above the latest close of $246.11; a close below $204.31 would be a new 52-week low, 17.0% below it.
• Growth: revenue rose 6.8% year over year in the quarter ending Sep 2026 (trend: slowing). At a P/E of 20.9, a slowdown would matter more than at a lower multiple.
• New shares: dilution risk is low now. A new shelf registration (S-3) or a prospectus supplement (424B) for an offering would raise it.

IBM history: what happened after similar moves

Since 2023, IBM rose 8.4% or more in a month 14 times (separate episodes, not counting the current one). Three months later it was higher in 9 of 13 cases; the median change was +5.7%.

Past moves don't predict the next one; they show how volatile the stock has been.

Questions people also ask

What is IBM's 52-week high and low?

Over the past year IBM closed as high as $326.89 and as low as $204.31. At $246.11 (Nov. 9, 2026) it is down 24.7% from the high and 20.5% above the low.

When does International Business Machines Corp report earnings next?

The next report is expected on Jan. 26, 2027, 76 days from now. International Business Machines Corp beat the average estimate in 3 of its last 4 reports.

Are IBM insiders buying or selling?

Insiders sold $5.8 million of IBM on the open market in 90 days and bought none. Sales are often routine (taxes, diversification, pre-planned plans); purchases with their own money are the stronger signal.

Does IBM pay a dividend?

Yes: $6.74 per share over the last 12 months, about 2.74% at today's price.

Is International Business Machines Corp profitable?

Yes. International Business Machines Corp had $69.9 billion of revenue over the last 12 months with a net margin of 16.0% and a P/E of 20.9. More →

Is International Business Machines Corp issuing new shares?

Dilution risk reads low (0/100); the share count rose 1.1% in a year.

Dates to watch for IBM

Insider trades can come any day: they must be filed on Form 4 within two business days.

Key terms on this page

P/E ratio

Price divided by the last 12 months of earnings per share. A P/E of 20 means investors pay $20 for each $1 of yearly profit. It is only defined when the company is profitable.

Form 4

The SEC form a company's officers, directors and 10% owners must file within two business days of buying or selling its stock.

Open-market trade

A purchase or sale on the exchange at the market price, paid with the insider's own money (code P or S on Form 4), as opposed to option exercises, grants or gifts.

Form 13F

A quarterly SEC report listing the U.S. stock holdings of every investment manager with more than $100 million. It is due 45 days after each quarter ends, so it shows positions with a delay.

Dilution

When a company issues new shares, each existing share owns a smaller piece of the company. Common sources: stock offerings, convertible debt and large stock-based pay.

Form 8-K

The SEC form for material events between quarterly reports: earnings releases, deals, executive changes, stock offerings and similar news.

52-week high / low

The highest and lowest daily closing price over the past year (about 252 trading days).

Where these numbers come from

Every number on this page is computed from the data when the page is refreshed (usually daily); nothing is typed in by hand. This is information, not investment advice.

• Price: daily closing prices through Nov. 9, 2026; changes use 5, 21 and 63 trading days; the 52-week range uses the last 252 closes.
• Insider trades: SEC Form 4 filings for the last 90 days, counting only open-market purchases (code P) and sales (code S); option exercises, grants, gifts and filings with data errors are left out.
• Earnings dates and estimates: a market-data calendar; reported vs expected EPS for the last 4 quarters.
• Valuation and growth: revenue, earnings, margins and share counts from the company's SEC filings (XBRL data, latest quarter Sep 2026); P/E and price/sales use the latest close.
• Fund ownership: SEC Form 13F filings for Q2 2026.
• Dilution: share-count changes and offering-related SEC filings (shelf registrations, prospectus supplements, convertible notes) over two years, scored 0-100.
• History: 21-trading-day moves over about three years of daily closes, counted once per episode.