NXTM Insider Holders & Insider Ownership

List of insiders holdings for NxStage Medical Inc.:

Shares directly owned by the insider.
Shares indirectly owned by the insider.
Total shares owned by the insider (sum of shares directly and indirectly owned).
Total market value if available.
Shares are not adjusted for stock split.

"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Insider Holder Name	Report Date Time	Shares Owned Directly Indirectly	Total Shares Owned	Filing
Utterberg David S Director	2013-03-19 17:26:50	2,910,839 0	2,910,839	Form 13D
ORBIMED ADVISORS LLC ISALY SAMUEL D Director	2013-11-12 16:11:42	2,879,216 0	2,879,216	Form 13D
FORMELA JEAN FRANCOIS Director 10% Owner	2006-05-31 21:03:10	0 2,592,126	2,592,126	Form 4
Chambon Philippe O. Director	2013-04-02 16:21:17	0 1,153,471	1,153,471	Form 4
ATLAS VENTURE FUND III L P ATLAS VENTURE ENTREPRENEURS FUND III L P ATLAS VENTURE ASSOCIATES III L P 10% Owner	2006-05-31 21:03:33	0 691,068	691,068	Form 4
Licari Philip R SVP & Chief Operating Officer	2006-03-28 17:35:27	221,989 0	221,989	Form 4
Brown Robert S. President, NxStage Kidney Care	2017-04-04 17:14:29	73,198 0	73,198	Form 4
Azel Agustin Senior VP, Manufacturing	2008-03-31 17:14:14	57,000 0	57,000	Form 4
Webb Michael J. SVP, Quality & Regulatory	2012-05-09 16:36:56	28,195 0	28,195	Form 4
Hershberger Kevin Chief Accounting Officer	2014-12-16 16:26:44	26,061 0	26,061	Form 4
Shreiner Jay W Director	2014-05-27 20:23:08	23,394 0	23,394	Form 4
Straube Barry M Director	2016-05-27 17:35:11	15,854 0	15,854	Form 4
HAM NANCY Director	2012-05-25 16:49:36	15,272 0	15,272	Form 4
SILVERSTEIN JONATHAN Director 10% Owner	2010-05-28 16:26:25	14,000 0	14,000	Form 4
Miller Michael President, International	2013-01-25 16:51:52	12,625 0	12,625	Form 4
Shea Thomas SVP Manufacturing Operations	2013-09-10 09:00:41	10,899 0	10,899	Form 4
GILL DAVID N SVP & CFO	2006-05-15 21:22:56	7442 0	7442	Form 4
Snell Todd M SVP, QA, Reg.&Clinical Affairs	2013-09-12 17:15:28	6049 0	6049	Form 4
PHILDIUS PETER P Director	2008-08-22 17:46:29	3642 0	3642	Form 4
Donigan Heyward R Director	2019-02-25 17:35:11	0 0	0	Form 4
FUNARI ROBERT G Director	2019-02-25 17:07:11	0 0	0	Form 4
LEWIS EARL R Director	2019-02-25 15:56:11	0 0	0	Form 4
Peters James J Director	2019-02-25 13:35:10	0 0	0	Form 4
Turk Joseph E Jr President	2019-02-25 18:35:11	0 0	0	Form 4
Burbank Jeffrey H Chief Executive Officer	2019-02-25 18:14:11	0 0	0	Form 4
TOWSE MATTHEW W SVP and Chief Financial Office	2019-02-25 17:56:11	0 0	0	Form 4
Swan Winifred L SVP and General Counsel	2019-02-25 17:49:11	0 0	0	Form 4
Mixer Jean K Director	2019-02-25 17:42:11	0 0	0	Form 4
MOORE CRAIG W Director	2019-02-25 17:35:25	0 0	0	Form 4
Flynn James E Deerfield Mgmt L.P. DEERFIELD PARTNERS LP DEERFIELD MANAGEMENT CO Deerfield Special Situations Fund L.P. Deerfield International Master Fund L.P. Deerfield Special Situations International Master Fund L.P. Possible Member of 10% Group 10% Owner	2018-02-14 08:58:29	0 0	0	Form 13G
REID PERPER Director	2019-02-25 17:28:11	0 0	0	Form 4
Giannini Daniel A Director	2019-02-25 17:21:10	0 0	0	Form 4
Flynn James E DEERFIELD CAPITAL LP DEERFIELD PARTNERS LP Deerfield Special Situations Fund L.P. DEERFIELD PRIVATE DESIGN FUND L P Deerfield Private Design International L.P. DEERFIELD MANAGEMENT CO DEERFIELD INTERNATIONAL LTD Deerfield Special Situations Fund International LTD 10% Owner	2018-02-14 08:58:29	0 0	0	Form 13G
CREDIT SUISSE AG 10% Owner	2011-10-11 13:10:43	0 0	0	Form 13D
ATLAS VENTURE FUND III L P ATLAS VENTURE ENTREPRENEURS FUND III L P ATLAS VENTURE FUND V LP ATLAS VENTURE ENTREPRENEURS FUND V LP ATLAS VENTURE PARALLEL FUND V-A C V ATLAS VENTURE ASSOCIATES III L P ATLAS VENTURE ASSOCIATES V LP 10% Owner	2009-02-13 14:27:05	0 0	0	Form 13G

Insider Holders & Insider Ownership - NxStage Medical Inc. (NXTM)