Why is IBM stock up?

IBM is up 10.3% over five trading days, closing at $251.46 on Oct. 21, 2026. A move like this can come from the company itself or from a rally across its sector.

Below, we compare IBM with its closest peers, check upcoming earnings and Fed dates, and look at what International Business Machines Corp's insiders and SEC filings show.

The chart below tracks IBM's daily closing price from April 27, 2026 to Oct. 21, 2026. Over that stretch it is up 11.9%, from $224.78 to $251.46, 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.

What could be behind the IBM move

We found no International Business Machines Corp earnings report within the last 10 days or next three weeks, and no notable SEC filing in recent weeks, so nothing company-specific on the public record explains the move on its own.

The Federal Reserve's next rate decision is on Oct. 28, 2026, 6 days away; market pricing puts the odds at 87% for a hold, 12% for a hike and 1% for a cut.

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.

• An open-market purchase by an insider at International Business Machines Corp. There has been none in 90 days; Form 4 filings would show one within two business days of the trade.
• Price levels: a close above $326.89 would be a new 52-week high, 30.0% above the latest close of $251.46; a close below $204.31 would be a new 52-week low, 18.8% below it.
• Growth: revenue rose 7.9% year over year in the quarter ending Jun 2026 (trend: slowing). At a P/E of 22.3, 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 8.7% or more in a month 14 times (separate episodes, not counting the current one). Three months later it was higher in 8 of 13 cases; the median change was +2.0%.

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 $251.46 (Oct. 21, 2026) it is down 23.1% from the high and 23.1% above the low.

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.

Who is the largest shareholder of IBM?

Among investment managers that file Form 13F, BlackRock Inc. reported the largest IBM position ($21.6 billion). 3624 institutions reported holding IBM for Q2 2026.

Does IBM pay a dividend?

Yes: $6.73 per share over the last 12 months, about 2.68% at today's price.

Is International Business Machines Corp profitable?

Yes. International Business Machines Corp had $69.1 billion of revenue over the last 12 months with a net margin of 15.5% and a P/E of 22.3.

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 Oct. 21, 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 Jun 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.