WITHROW MARK L

EVP and SECRETARY at PIONEER NATURAL RESOURCES CO · on record since Jan 27, 2005

Insider trading activity of WITHROW MARK L

Transactions on record: 71; since Aug 20, 2003

Open-market buys: 0

Open-market sells: 30

Companies traded: 1; last filing Mar 7, 2005

Figures computed from official regulatory filings — methodology.

Companies where WITHROW MARK L has traded

PIONEER NATURAL RESOURCES CO71 tx · Mar 7, 2005

Track record of WITHROW MARK L

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

Transaction history of WITHROW MARK L

Co-insiders of WITHROW MARK L

ALAMEDDINE A RPIONEER NATURAL RESOURCES CO
Arthur Thomas DPIONEER NATURAL RESOURCES CO
BAROFFIO JAMES RPIONEER NATURAL RESOURCES CO
BERG MARK STEPHENPIONEER NATURAL RESOURCES CO
Black Bonnie S.PIONEER NATURAL RESOURCES CO
BUCHANAN EDISON CPIONEER NATURAL RESOURCES CO
CATES ANDREW F.PIONEER NATURAL RESOURCES CO

This page republishes public regulatory disclosures. Concerned by this data? Exercise your right to object →

Company	Filed	Type	Qty	Price	Value · USD	Src
PIONEER NATURAL RESOURCES CO	Mar 7, 2005	Exercise	3,334	25.58 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Mar 7, 2005	Exercise	13,334	24.25 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Mar 7, 2005	ExerciseD	-3,334	25.58 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Mar 7, 2005	ExerciseD	-13,334	24.25 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Mar 7, 2005	Sell	-16,668	44.17 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Mar 7, 2005	Sell	-10,500	44.17 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 28, 2005	Exercise	13,334	24.72 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 28, 2005	Sell	-43,334	43.12 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 28, 2005	Exercise	30,000	18.30 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 28, 2005	ExerciseD	-30,000	18.30 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 28, 2005	ExerciseD	-13,334	24.72 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-19,700	40.80 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-3,900	40.79 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Exercise	23,000	18.96 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	ExerciseD	-23,000	18.96 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-2,900	40.77 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-100	40.78 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-100	40.74 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-25,400	40.75 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-200	40.76 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-700	40.81 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Exercise	30,000	17.69 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	ExerciseD	-30,000	17.69 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Jan 27, 2005	ExerciseD	-5,833	5.81 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Jan 27, 2005	Sell	-15,333	38.00 USD	—	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
PIONEER NATURAL RESOURCES CO	Mar 7, 2005	Exercise	3,334	25.58 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Mar 7, 2005	Exercise	13,334	24.25 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Mar 7, 2005	ExerciseD	-3,334	25.58 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Mar 7, 2005	ExerciseD	-13,334	24.25 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Mar 7, 2005	Sell	-16,668	44.17 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Mar 7, 2005	Sell	-10,500	44.17 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 28, 2005	Exercise	13,334	24.72 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 28, 2005	Sell	-43,334	43.12 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 28, 2005	Exercise	30,000	18.30 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 28, 2005	ExerciseD	-30,000	18.30 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 28, 2005	ExerciseD	-13,334	24.72 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-19,700	40.80 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-3,900	40.79 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Exercise	23,000	18.96 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	ExerciseD	-23,000	18.96 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-2,900	40.77 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-100	40.78 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-100	40.74 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-25,400	40.75 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-200	40.76 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Sell	-700	40.81 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	Exercise	30,000	17.69 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Feb 23, 2005	ExerciseD	-30,000	17.69 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Jan 27, 2005	ExerciseD	-5,833	5.81 USD	—	SEC
PIONEER NATURAL RESOURCES CO	Jan 27, 2005	Sell	-15,333	38.00 USD	—	SEC