Webb Michael J. 4

4 · NxStage Medical, Inc. · Filed May 9, 2012

Form 4

Period: 2012-05-07

SVP, Quality & Regulatory

Transactions

Exercise/Conversion
Common Stock
2012-05-07$2.11/sh+10,000$21,100→ 22,763 total
Exercise/Conversion
Common Stock
2012-05-07$4.54/sh+7,000$31,780→ 12,763 total
Sale
Common Stock
2012-05-07$16.76/sh−19,568$327,932→ 3,195 total
Exercise/Conversion
Stock Option (Right to Buy)
2012-05-07−7,000→ 25,000 total
Exercise: $4.54From: 2008-04-27Exp: 2015-03-26→ Common Stock (7,000 underlying)
Exercise/Conversion
Stock Option (Right to Buy)
2012-05-07−10,000→ 0 total
Exercise: $2.11From: 2009-04-05Exp: 2016-03-04→ Common Stock (10,000 underlying)

Footnotes (4)

[F1]This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 6, 2012.
[F2]The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $16.53 to $16.95. The reporting person undertakes to provide to the issuer, any holder of the issuer's stock, or the SEC, upon request, full information regarding the number of shares sold at each separate price within the range described above.
[F3]This option was granted on March 27, 2008 and vests over four years in equal monthly installments.
[F4]This option was granted on March 5, 2009 and vests over three years in equal monthly installments.

Documents

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