IBM
IBM · NYSE · Software, Tech, Dow jones, AI · Founded 1911
The International Business Machines Corporation is an American IT and consulting company based in Armonk, New York. IBM is one of the world's leading companies for hardware, software and services in the IT sector and one of the largest consulting companies.
Current Price
$257.81
Market Cap
$244B
Return Since Last Split
+158%
Last Split
Nov 4, 2021
Total Splits
5
Cumulative Multiple
20.92×
What If You Bought IBM Earlier?
Investment
Purchase Date (Before Split)
Worth Today
$539,339
2,092 shares · 21×
Estimate based on split history only. Excludes dividends, fees, taxes, and intraday movement.
Stock Split History
Newest split first. Cumulative multiple = compounded growth from that date to today.
| Split Date | Price Before | Ratio | Split Multiple | Cumulative |
|---|---|---|---|---|
| Nov 4, 2021 | $127.13 | 523-for-500 | 1.046× | 20.92× |
| May 27, 1999 | $236.25 | 2-for-1 | 2× | 20× |
| May 28, 1997 | $179.25 | 2-for-1 | 2× | 10× |
| Jun 1, 1979 | $304.00 | 4-for-1 | 4× | 5× |
| May 29, 1973 | $408.00 | 5-for-4 | 1.25× | 1.25× |
IBM Market Cap Timeline
Market capitalization is available from 1996; the sourced public-listing year is 1962, so earlier annual values remain unavailable. Split markers cover all 5 recorded splits. Filled dots have market-cap data for that year; hollow dots mark split years outside market-cap source coverage.
Frequently Asked Questions
IBM's latest record in the split calendar is a 523-for-500 forward split effective 2021-11-04.