MARK SLEZAK Insider Trading

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Get the latest insider transactions of MARK SLEZAK. MARK SLEZAK is a Director in NANOSPHERE INC ($NSPH).

Address: 440 W. ONTARIO STREET CHICAGO 60654 IL

Companies in which MARK SLEZAK is an Insider

Trading Symbol: NSPH
Industry: SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
Position of MARK SLEZAK: Director
Holdings: 0 shares
Latest Transaction: Feb 14 2013

Last 4 weeks trend: HOLD
Last 3 months trend: HOLD View transactions

Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Feb 14 2013	NSPH	NANOSPHERE INC	SLEZAK MARK	Director	Sell	J	0.00	5,006,136	0	0	5 M to 0 (-100.00 %)
Feb 14 2013	NSPH	NANOSPHERE INC	SLEZAK MARK	Director	Sell	J	0.00	2,902,407	0	0	2.9 M to 0 (-100.00 %)
Feb 14 2013	NSPH	NANOSPHERE INC	SLEZAK MARK	Director	Sell	J	0.00	2,274,096	0	0	2.3 M to 0 (-100.00 %)
Jul 23 2012	NSPH	NANOSPHERE INC	SLEZAK MARK	Director	Buy	P	2.40	1,000,000	2,400,000	5,006,136	4 M to 5 M (+24.96 %)
Jun 18 2012	NSPH	NANOSPHERE INC	SLEZAK MARK	Director	Buy	P	2.05	229,746	470,152	2,274,096	2 M to 2.3 M (+11.24 %)
Jun 18 2012	NSPH	NANOSPHERE INC	SLEZAK MARK	Director	Buy	P	1.98	79,329	157,048	2,044,350	2 M to 2 M (+4.04 %)
Jun 14 2012	NSPH	NANOSPHERE INC	SLEZAK MARK	Director	Buy	P	1.95	40,000	78,012	1,965,021	1.9 M to 2 M (+2.08 %)