DANIELS R GARY 4

4 · NATIONAL INSTRUMENTS CORP /DE/ · Filed May 4, 2009

Form 4

Period: 2008-04-25

Director

Transactions

Award
Restricted Stock Units
2008-04-25+5,001→ 5,001 total
Exp: 2023-05-01→ Common Stock (5,001 underlying)
Sale
Common Stock
2009-05-01$21.74/sh−1,984$43,140→ 3,240 total
Exercise/Conversion
Restricted Stock Units
2009-05-01−1,667→ 1,667 total
Exp: 2022-05-01→ Common Stock (3,334 underlying)
Sale
Common Stock
2009-05-01$21.82/sh−2,267$49,468→ 5,224 total
Exercise/Conversion
Restricted Stock Units
2009-05-01−1,667→ 3,334 total
Exp: 2023-05-01→ Common Stock (5,001 underlying)
Exercise/Conversion
Common Stock
2009-05-01+5,001→ 7,491 total
Exercise/Conversion
Restricted Stock Units
2009-05-01−1,667→ 0 total
Exp: 2021-05-01→ Common Stock (1,667 underlying)

Footnotes (5)

[F1]Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.
[F2]The restricted stock units vest in three equal annual installments on the anniversary of the vesting commencement date, May 1, 2006.
[F3]The restricted stock units vest in three equal annual installments on the anniversary of the vesting commencement date, May 1, 2007.
[F4]The restricted stock units vest in three equal annual installments on the anniversary of the vesting commencement date, May 1, 2008.
[F5]The restricted stock unit award was inadvertently not filed after it was granted on April 25, 2008.

Documents

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