Lambert Michael K

President-GX Technology at ION GEOPHYSICAL CORP · on record since May 31, 2006
Former President-GX Technology at ION GEOPHYSICAL CORP · on record since Mar 26, 2007

Insider trading activity of Lambert Michael K

Transactions on record: 38; since Oct 28, 2004

Open-market buys: 0

Open-market sells: 14; $4.1M

Companies traded: 1; last filing Mar 26, 2007

Figures computed from official regulatory filings — .

Companies where Lambert Michael K has traded

ION GEOPHYSICAL CORP38 tx · $5.2M · Mar 26, 2007

Track record of Lambert Michael K

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of Lambert Michael K

Co-insiders of Lambert Michael K

APPELBAUM BRUCE SION GEOPHYSICAL CORP
BARR DAVID HION GEOPHYSICAL CORP
BATE STEVENION GEOPHYSICAL CORP
Bernitsas NikolaosION GEOPHYSICAL CORP
BGP Inc., China National Petroleum CorpION GEOPHYSICAL CORP
DORAN MARK JION GEOPHYSICAL CORP
EASTMAN BRADION GEOPHYSICAL CORP
ELLIOTT THEODORE H JRION GEOPHYSICAL CORP
FAGERAAS BJARTEION GEOPHYSICAL CORP
FRIEDEMANN CHRISION GEOPHYSICAL CORP
Gates Capital Management GP, LLCION GEOPHYSICAL CORP
Gates Capital Management, Inc.ION GEOPHYSICAL CORP
Gates Capital Management, L.P.ION GEOPHYSICAL CORP
Gates Jeffrey LION GEOPHYSICAL CORP
GUTHRIE LAURAION GEOPHYSICAL CORP
Hanson R BrianION GEOPHYSICAL CORP
Hao HuiminION GEOPHYSICAL CORP
Heinlein Gregory JION GEOPHYSICAL CORP
HOLLIS JIMION GEOPHYSICAL CORP
HULME COLINION GEOPHYSICAL CORP
Jennings MichaelION GEOPHYSICAL CORP
KIRKSEY J MICHAELION GEOPHYSICAL CORP
Koid TengBengION GEOPHYSICAL CORP
LAITRAM LLCION GEOPHYSICAL CORP
LAMBERT DALE JION GEOPHYSICAL CORP
LAPEYRE JAMES M JRION GEOPHYSICAL CORP
Ledet Charles JION GEOPHYSICAL CORP
MACHINIZH JORGEION GEOPHYSICAL CORP

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
ION GEOPHYSICAL CORPListing unverified	Mar 26, 2007	Exercise	10,000	7.31	$73.1K		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 26, 2007	Exercise	12,500	7.09	$88.6K		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 26, 2007	Sell	-15,000	12.89	$193.4K		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 26, 2007	ExerciseD (derivative)	-12,500	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 26, 2007	Sell	-10,000	12.87	$128.7K		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 26, 2007	Sell	-12,500	12.91	$161.4K		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 26, 2007	ExerciseD (derivative)	-10,000	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 9, 2007	Sell	-20,000	12.25	$245K		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 9, 2007	Exercise	30,000	7.09	$212.7K	Unusual size	SEC
ION GEOPHYSICAL CORPListing unverified	Mar 9, 2007	ExerciseD (derivative)	30,000	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 9, 2007	Sell	-8,516	12.50	$106.5K		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 9, 2007	Sell	-10,000	12.50	$125K		SEC
ION GEOPHYSICAL CORPListing unverified	Nov 16, 2006	Sell	-30,000	11.43	$342.9K		SEC
ION GEOPHYSICAL CORPListing unverified	Nov 16, 2006	Sell	-25,000	11.12	$278K		SEC
ION GEOPHYSICAL CORPListing unverified	May 31, 2006	Sell	-45,110	9.26	$417.7K		SEC
ION GEOPHYSICAL CORPListing unverified	May 31, 2006	Sell	-4,000	9.28	$37.1K		SEC
ION GEOPHYSICAL CORPListing unverified	May 31, 2006	Exercise	45,110	2.49	$112.3K		SEC
ION GEOPHYSICAL CORPListing unverified	May 31, 2006	Sell	-21,000	9.26	$194.5K		SEC
ION GEOPHYSICAL CORPListing unverified	May 31, 2006	ExerciseD (derivative)	-45,110	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ION GEOPHYSICAL CORPListing unverified	May 31, 2006	Sell	-10,000	9.46	$94.6K		SEC
ION GEOPHYSICAL CORPListing unverified	Dec 8, 2005	Exercise	23,346	2.49 USD	$58.1K		SEC
ION GEOPHYSICAL CORPListing unverified	Dec 8, 2005	Sell	-23,346	7.94 USD	$185.4K		SEC
ION GEOPHYSICAL CORPListing unverified	Dec 8, 2005	ExerciseD (derivative)	-23,346	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ION GEOPHYSICAL CORPListing unverified	Nov 17, 2005	ExerciseD (derivative)	-25,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ION GEOPHYSICAL CORPListing unverified	Nov 17, 2005	Exercise	25,000	2.49 USD	$62.3K		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
ION GEOPHYSICAL CORPListing unverified	Mar 26, 2007	Exercise	10,000	7.31	$73.1K		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 26, 2007	Exercise	12,500	7.09	$88.6K		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 26, 2007	Sell	-15,000	12.89	$193.4K		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 26, 2007	ExerciseD (derivative)	-12,500	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 26, 2007	Sell	-10,000	12.87	$128.7K		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 26, 2007	Sell	-12,500	12.91	$161.4K		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 26, 2007	ExerciseD (derivative)	-10,000	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 9, 2007	Sell	-20,000	12.25	$245K		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 9, 2007	Exercise	30,000	7.09	$212.7K	Unusual size	SEC
ION GEOPHYSICAL CORPListing unverified	Mar 9, 2007	ExerciseD (derivative)	30,000	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 9, 2007	Sell	-8,516	12.50	$106.5K		SEC
ION GEOPHYSICAL CORPListing unverified	Mar 9, 2007	Sell	-10,000	12.50	$125K		SEC
ION GEOPHYSICAL CORPListing unverified	Nov 16, 2006	Sell	-30,000	11.43	$342.9K		SEC
ION GEOPHYSICAL CORPListing unverified	Nov 16, 2006	Sell	-25,000	11.12	$278K		SEC
ION GEOPHYSICAL CORPListing unverified	May 31, 2006	Sell	-45,110	9.26	$417.7K		SEC
ION GEOPHYSICAL CORPListing unverified	May 31, 2006	Sell	-4,000	9.28	$37.1K		SEC
ION GEOPHYSICAL CORPListing unverified	May 31, 2006	Exercise	45,110	2.49	$112.3K		SEC
ION GEOPHYSICAL CORPListing unverified	May 31, 2006	Sell	-21,000	9.26	$194.5K		SEC
ION GEOPHYSICAL CORPListing unverified	May 31, 2006	ExerciseD (derivative)	-45,110	0.00	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ION GEOPHYSICAL CORPListing unverified	May 31, 2006	Sell	-10,000	9.46	$94.6K		SEC
ION GEOPHYSICAL CORPListing unverified	Dec 8, 2005	Exercise	23,346	2.49 USD	$58.1K		SEC
ION GEOPHYSICAL CORPListing unverified	Dec 8, 2005	Sell	-23,346	7.94 USD	$185.4K		SEC
ION GEOPHYSICAL CORPListing unverified	Dec 8, 2005	ExerciseD (derivative)	-23,346	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ION GEOPHYSICAL CORPListing unverified	Nov 17, 2005	ExerciseD (derivative)	-25,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ION GEOPHYSICAL CORPListing unverified	Nov 17, 2005	Exercise	25,000	2.49 USD	$62.3K		SEC