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Home > Insider Trading > Filing (0001209191-12-006660)

Filing Details

Accession Number:: 0001209191-12-006660
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2012-02-01 16:44:20
Reporting Period:: 2012-01-31

Filing Date:: 2012-02-01
Accepted Time:: 2012-02-01 16:44:20
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1333170	Nxstage Medical Inc.	NXTM	Electromedical & Electrotherapeutic Apparatus (3845)	043454702

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1341405	L Winifred Swan	C/O Nxstage Medical, Inc. 439 South Union Street, 5Th Floor Lawrence MA 01843	Svp And General Counsel	No	Yes	No	No

Reported Non-Derivative Transactions

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Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Acquisiton	2012-01-31	1,000	$9.96	24,180	No	4	M	Direct
Common Stock	Disposition	2012-01-31	1,000	$18.00	23,180	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
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	Stock Option (Right to Buy)	Disposition	2012-01-31	1,000	$0.00	1,000	$9.96

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
34,400	2010-04-03	2017-03-02	No	4	M	Direct

Footnotes

This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 12, 2010, amended August 23, 2010, amended on December 16, 2010 and further amended on November 8, 2011.
This option was granted on March 3, 2010 and vests over four years in equal monthly installments.