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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
723125	Micron Technology Inc	MU	Semiconductors & Related Devices (3674)	751618004

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1361309	Brian Shields	8000 S Federal Way Ms 1-557 Boise ID 83707	Vp Worldwide Operations	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	Explanation
Common Stock	Acquisiton	2010-11-12	1,416	$0.00	1,416	No	4	M	Indirect	Held by Spouse
Common Stock	Disposition	2010-11-12	485	$7.85	1,375	No	4	F	Indirect	Held by Spouse
Common Stock	Disposition	2011-02-15	1,375	$11.62	0	No	4	S	Indirect	Held by Spouse
Common Stock	Acquisiton	2011-02-15	8,000	$2.07	8,000	No	4	M	Indirect	Held by Spouse
Common Stock	Disposition	2011-02-15	8,000	$11.62	0	No	4	S	Indirect	Held by Spouse
Common Stock	Acquisiton	2011-02-15	250	$5.75	250	No	4	M	Indirect	Held by Spouse
Common Stock	Disposition	2011-02-15	250	$11.62	0	No	4	S	Indirect	Held by Spouse
Common Stock	Acquisiton	2011-02-15	3,750	$10.13	3,750	No	4	M	Indirect	Held by Spouse
Common Stock	Disposition	2011-02-15	3,750	$11.62	0	No	4	S	Indirect	Held by Spouse
Common Stock	Acquisiton	2011-02-15	6,750	$6.09	6,750	No	4	M	Indirect	Held by Spouse
Common Stock	Disposition	2011-02-15	6,750	$11.62	0	No	4	S	Indirect	Held by Spouse

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	M	Indirect	Held by Spouse
No	4	F	Indirect	Held by Spouse
No	4	S	Indirect	Held by Spouse
No	4	M	Indirect	Held by Spouse
No	4	S	Indirect	Held by Spouse
No	4	M	Indirect	Held by Spouse
No	4	S	Indirect	Held by Spouse
No	4	M	Indirect	Held by Spouse
No	4	S	Indirect	Held by Spouse
No	4	M	Indirect	Held by Spouse
No	4	S	Indirect	Held by Spouse

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Restricted Stock Unit	Disposition	2010-11-12	1,416	$0.00	1,416	$0.00
Common Stock	Restricted Stock Unit	Acquisiton	2011-01-21	5,000	$0.00	5,000	$0.00
Common Stock	Non-Qualified Stock Option	Disposition	2011-02-15	8,000	$2.07	8,000	$2.07
Common Stock	Non-Qualified Stock Option	Disposition	2011-02-15	250	$5.75	250	$5.75
Common Stock	Non-Qualified Stock Option	Disposition	2011-02-15	3,750	$10.13	3,750	$10.13
Common Stock	Non-Qualified Stock Option	Disposition	2011-02-15	6,750	$6.09	6,750	$6.09

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
1,416	2010-11-12	2010-11-12	No	4	M	Indirect
5,000	2012-01-21	2015-01-21	No	4	A	Indirect
8,000	2011-02-15	2014-12-11	No	4	M	Indirect
750	2011-02-15	2015-07-20	No	4	M	Indirect
11,250	2011-02-15	2016-01-18	No	4	M	Indirect
2,250	2011-02-15	2014-01-14	No	4	M	Indirect

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	360,185	Direct

Footnotes

Not Applicable - grant of restricted stock units
Withholding of shares of common stock to satisfy tax withholding obligations in connection with the vesting of restricted stock awarded under the Issuer's 2007 Equity Incentive Plan.
Indirect holdings by spouse as a result of marriage effective May 9, 2008.
Eash restricted stock unit is convertible to one share of Common Stock at vest
Restricted Stock Units vest in 25% increments annually on anniversary date of grant