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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
70530	National Semiconductor Corp	NSM	Semiconductors & Related Devices (3674)	952095071

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1498135	Ahmad Bahai	Stock Administration, Mail Stop G1-1160 2900 Semiconductor Dr. Santa Clara CA 95051	Senior Vice President & Cto	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	2011-06-21	10,000	$20.68	34,203	No	4	M	Direct
Common Stock	Disposition	2011-06-21	10,000	$24.67	24,203	No	4	S	Direct
Common Stock	Acquisiton	2011-06-21	10,000	$11.03	34,203	No	4	M	Direct
Common Stock	Disposition	2011-06-21	10,000	$24.67	24,203	No	4	S	Direct
Common Stock	Acquisiton	2011-06-21	10,000	$14.71	34,203	No	4	M	Direct
Common Stock	Disposition	2011-06-21	10,000	$24.67	24,203	No	4	S	Direct

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

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Non-Qualified Stock Option (right to buy)	Disposition	2011-06-21	10,000	$0.00	10,000	$11.03
Common Stock	Non-Qualified Stock Option (right to buy)	Disposition	2011-06-21	10,000	$0.00	10,000	$14.71
Common Stock	Non-Qualified Stock Option (right to buy)	Disposition	2011-06-21	10,000	$0.00	10,000	$20.68
Common Stock	Restricted Stock Units	Acquisiton	2011-06-21	35,000	$0.00	35,000	$0.00

Remaning Holdings	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
15,000	2014-12-15	No	4	M	Direct
30,000	2016-06-17	No	4	M	Direct
40,000	2014-07-15	No	4	M	Direct
35,000	2015-06-21	No	4	A	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	60	Indirect	by Trust
Common Stock	321	Indirect	by Trust (1)

Footnotes

Shares acquired under the Company Stock Fund of the Savings Plus 401(k) Plan of the Company's Retirement and Savings Program. Based on valuations provided by the Plan Trustee as of August 2, 2010 for contributions made 59.532 shares of Common Stock had been allocated under the Company Stock Fund. Acquisitions exempt as exempt Discretionary Transactions under Rule 16b-3(f).
The nature of the indirect beneficial ownership shown on Table 1 is shares allocated and held by the Company's Retirement and Savings Program, a tax qualified defined contribution plan. As of August 2, 2010, based on unitized valuations provided by the Plan Trustee, 321.456 shares were allocated to Mr. Bahai's account and were fully vested. Shares acquired under the Program are exempt under Rule 16b-3(c). Share amounts will vary based on unitized values provided by the Plan Trustee.
The stock option becomes exercisable 25% on the first anniversary of the date of grant, and then 1/48th per month for the following 36 months.
These units vest ratably over four years and are converted when vested into shares of stock.