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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
51143	International Business Machines Corp	IBM	Computer & Office Equipment (3570)	130871985

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1068020	S Linda Sanford	Ibm Corporation 294 Route 100 Somers NY 10589	Senior Vice President	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Common Stock	Acquisiton	2010-10-29	33,204	$78.13	33,204	No	4	M	Direct
Common Stock	Acquisiton	2010-10-29	955	$104.71	34,159	No	4	M	Direct
Common Stock	Acquisiton	2010-10-29	44,045	$104.71	78,204	No	4	M	Direct
Common Stock	Disposition	2010-10-29	304	$142.59	77,900	No	4	S	Direct
Common Stock	Disposition	2010-10-29	1,000	$142.60	76,900	No	4	S	Direct
Common Stock	Disposition	2010-10-29	700	$142.61	76,200	No	4	S	Direct
Common Stock	Disposition	2010-10-29	300	$142.62	75,900	No	4	S	Direct
Common Stock	Disposition	2010-10-29	3,348	$142.63	72,552	No	4	S	Direct
Common Stock	Disposition	2010-10-29	3,058	$142.64	69,494	No	4	S	Direct
Common Stock	Disposition	2010-10-29	4,800	$142.65	64,694	No	4	S	Direct
Common Stock	Disposition	2010-10-29	4,591	$142.66	60,103	No	4	S	Direct
Common Stock	Disposition	2010-10-29	948	$142.67	59,155	No	4	S	Direct
Common Stock	Disposition	2010-10-29	1,300	$142.68	57,855	No	4	S	Direct
Common Stock	Disposition	2010-10-29	1,535	$142.69	56,320	No	4	S	Direct
Common Stock	Disposition	2010-10-29	2,720	$142.70	53,600	No	4	S	Direct
Common Stock	Disposition	2010-10-29	100	$142.71	53,500	No	4	S	Direct
Common Stock	Disposition	2010-10-29	4,900	$142.71	48,600	No	4	S	Direct
Common Stock	Disposition	2010-10-29	100	$142.72	48,500	No	4	S	Direct
Common Stock	Disposition	2010-10-29	1,600	$142.72	46,900	No	4	S	Direct
Common Stock	Disposition	2010-10-29	1,500	$142.73	45,400	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	M	Direct
No	4	M	Direct
No	4	M	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Emp. Stock Option (right to buy)	Disposition	2010-10-29	44,045	$0.00	44,045	$104.71
Common Stock	Emp. Stock Option (right to buy)	Disposition	2010-10-29	33,204	$0.00	33,204	$78.13
Common Stock	Emp. Stock Option (right to buy)	Disposition	2010-10-29	955	$0.00	955	$104.71

Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
2005-02-27	2011-02-26	No	4	M	Direct
2007-02-25	2013-02-24	No	4	M	Direct
2005-02-27	2011-02-26	No	4	M	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	2,091	Indirect	son
Common Stock	3,544	Indirect	trust

Footnotes

The reporting person disclaims beneficial ownership of the securities, and this report shall not be deemed an admission that the reporting person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.
This grant vested in four equal annual installments; the last installment vested on the date shown above.