RONALD WEIGNER Insider Trading

General | Insider Transactions | Monthly Overview

Address: 90 INDUSTRIAL WAY WILMINGTON 01887 MA

Companies in which RONALD WEIGNER is an Insider

MKS INSTRUMENTS INC

Trading Symbol: MKSI
Industry: INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823]
Position of RONALD WEIGNER: V.P. & Chief Financial Officer
Holdings: 10,003 shares
Current Value: $675,203
Latest Transaction: Dec 05 2007
$MKSI Market Capitalization: $3.56B
$MKSI Previous Close: $67.50

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

Latest Insider Trading Transactions of RONALD WEIGNER

Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Dec 05 2007	MKSI	MKS INSTRUMENTS IN ...	WEIGNER RONALD	V.P. & Chief Financ ...	Sell	S	17.80	687	12,229	10,003	10.7 K to 10 K (-6.43 %)
Jun 18 2007	MKSI	MKS INSTRUMENTS IN ...	WEIGNER RONALD	V.P. & Chief Financ ...	Option Exercise	M	0.00	60,000	0	198,453
Jun 18 2007	MKSI	MKS INSTRUMENTS IN ...	WEIGNER RONALD	V.P. & Chief Financ ...	Sell	S	27.71	10,000	277,100	10,002	20 K to 10 K (-50.00 %)
Jun 18 2007	MKSI	MKS INSTRUMENTS IN ...	WEIGNER RONALD	V.P. & Chief Financ ...	Sell	S	27.76	50,000	1,388,000	20,002	70 K to 20 K (-71.43 %)
Jun 18 2007	MKSI	MKS INSTRUMENTS IN ...	WEIGNER RONALD	V.P. & Chief Financ ...	Buy	M	6.67	60,000	400,200	70,002	10 K to 70 K (+599.88 %)
Jun 11 2007	MKSI	MKS INSTRUMENTS IN ...	WEIGNER RONALD	V.P. & Chief Financ ...	Sell	S	26.60	602	16,013	10,002	10.6 K to 10 K (-5.68 %)
Mar 05 2007	MKSI	MKS INSTRUMENTS IN ...	WEIGNER RONALD	V.P. & Chief Financ ...	Option Exercise	A	0.00	10,000	0	10,000

View all RONALD WEIGNER insider transactions.