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Home > Insider Trading > Filing (0001140361-11-010062)

Filing Details

Accession Number:: 0001140361-11-010062
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2011-02-15 20:51:35
Reporting Period:: 2011-02-01

Filing Date:: 2011-02-15
Accepted Time:: 2011-02-15 20:51:35
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
935494	National Instruments Corp	NATI	Services-Prepackaged Software (7372)	741871327

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1192890	M Alexander Davern	C/O National Instruments Corp 11500 N. Mopac Bldg C Austin TX 78759	Coo, Cfo & Executive Vp	No	Yes	No	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Acquisiton	2011-02-01	317	$29.55	12,336	No	4	M	Direct
Common Stock	Acquisiton	2011-02-14	3,427	$20.12	15,763	No	4	M	Direct
Common Stock	Disposition	2011-02-14	3,427	$47.45	12,336	No	4	S	Direct

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

Reported Derivative Transactions

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Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Employee Stock Option (right to buy)	Disposition	2011-02-14	3,427	$0.00	12,000	$20.12

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
8,573		2013-04-16	No	4	M	Direct

Footnotes

Acquisition of stock under Issuer's employee stock purchase plan.
Options vested and became exercisable based on time and performance milestones set by the Issuer.