Tudor David J

Director at WESTCORP /CA/ · on record since May 14, 2008
Director at Western Midstream Partners, LP · on record since Dec 10, 2012
Director at NABORS INDUSTRIES LTD · on record since Jun 3, 2026

Insider trading activity of Tudor David J

Transactions on record: 72; since May 14, 2008

Open-market buys: 4; $120K

Open-market sells: 7; $1.2M

Companies traded: 4; last filing Aug 28, 2026

Figures computed from official regulatory filings — .

Companies where Tudor David J has traded

NABORS INDUSTRIES LTD3 tx · $295.4K · Aug 28, 2026
WESTCORP /CA/11 tx · $135K · May 18, 2020
Western Midstream Operating, LP40 tx · $1.3M · Mar 4, 2019
Western Midstream Partners, LP18 tx · $99.1K · Jun 4, 2018

Track record of Tudor David J

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

Transaction history of Tudor David J

Co-insiders of Tudor David J

ANADARKO PETROLEUM CORPWESTCORP /CA/ +1
Brown Daniel EWESTCORP /CA/ +1
Casas Jaime R.WESTCORP /CA/ +1
Collins Craig WWESTCORP /CA/ +1
CRANE JAMES RNABORS INDUSTRIES LTD +1
Dimpel Jacqueline A.WESTCORP /CA/ +1
Fielder Robin HWESTCORP /CA/ +1
Fink Benjamin MatthewWESTCORP /CA/ +1
Forthuber Frederick A.WESTCORP /CA/ +1
GWIN ROBERT GWESTCORP /CA/ +1
HIX THOMAS RWESTCORP /CA/ +1
Ingram Mitchell WWESTCORP /CA/ +1
Kelly Gennifer F.WESTCORP /CA/ +1
Meloy Charles AlvinWESTCORP /CA/ +1
Peacock Philip HWESTCORP /CA/ +1

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Src
NABORS INDUSTRIES LTDListing on record	Aug 28, 2026	Sell	-3,200	92.30 USD	$295.4K	SEC
NABORS INDUSTRIES LTDListing on record	Jun 3, 2026	Award	1,324	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
NABORS INDUSTRIES LTDListing on record	Jul 25, 2025	Award	6,440	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	May 18, 2020	AwardD (derivative)	7,803	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	Sep 23, 2019	Sell	-5,000	27.00 USD	$135K	SEC
WESTCORP /CA/Listing unverified	Aug 12, 2019	Exercise	4,202	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	Aug 12, 2019	ExerciseD (derivative)	-4,202	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	May 9, 2019	Exercise	1,426	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	May 9, 2019	ExerciseD (derivative)	-3,058	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	May 9, 2019	AwardD (derivative)	4,202	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	May 9, 2019	ExerciseD (derivative)	-1,426	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	May 9, 2019	Exercise	3,058	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Operating, LPListing unverified	Mar 4, 2019	OtherD (derivative)	-2,005	—	n/a (No price was disclosed in the filing)	SEC
WESTCORP /CA/Listing unverified	Mar 4, 2019	Award	19,092	—	n/a (No price was disclosed in the filing)	SEC
Western Midstream Operating, LPListing unverified	Mar 4, 2019	Other	-12,519	—	n/a (No price was disclosed in the filing)	SEC
WESTCORP /CA/Listing unverified	Mar 4, 2019	AwardD (derivative)	3,058	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Operating, LPListing unverified	Jun 4, 2018	ExerciseD (derivative)	-1,795	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Partners, LPListing on record	Jun 4, 2018	ExerciseD (derivative)	-1,153	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Operating, LPListing unverified	Jun 4, 2018	Exercise	1,795	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Partners, LPListing on record	Jun 4, 2018	Exercise	1,153	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Operating, LPListing unverified	May 9, 2018	AwardD (derivative)	2,005	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Partners, LPListing on record	May 9, 2018	AwardD (derivative)	1,426	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Partners, LPListing on record	Jun 1, 2017	AwardD (derivative)	1,153	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Operating, LPListing unverified	Jun 1, 2017	AwardD (derivative)	1,795	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Partners, LPListing on record	May 9, 2017	Exercise	1,132	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
NABORS INDUSTRIES LTDListing on record	Aug 28, 2026	Sell	-3,200	92.30 USD	$295.4K	SEC
NABORS INDUSTRIES LTDListing on record	Jun 3, 2026	Award	1,324	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
NABORS INDUSTRIES LTDListing on record	Jul 25, 2025	Award	6,440	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	May 18, 2020	AwardD (derivative)	7,803	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	Sep 23, 2019	Sell	-5,000	27.00 USD	$135K	SEC
WESTCORP /CA/Listing unverified	Aug 12, 2019	Exercise	4,202	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	Aug 12, 2019	ExerciseD (derivative)	-4,202	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	May 9, 2019	Exercise	1,426	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	May 9, 2019	ExerciseD (derivative)	-3,058	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	May 9, 2019	AwardD (derivative)	4,202	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	May 9, 2019	ExerciseD (derivative)	-1,426	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
WESTCORP /CA/Listing unverified	May 9, 2019	Exercise	3,058	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Operating, LPListing unverified	Mar 4, 2019	OtherD (derivative)	-2,005	—	n/a (No price was disclosed in the filing)	SEC
WESTCORP /CA/Listing unverified	Mar 4, 2019	Award	19,092	—	n/a (No price was disclosed in the filing)	SEC
Western Midstream Operating, LPListing unverified	Mar 4, 2019	Other	-12,519	—	n/a (No price was disclosed in the filing)	SEC
WESTCORP /CA/Listing unverified	Mar 4, 2019	AwardD (derivative)	3,058	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Operating, LPListing unverified	Jun 4, 2018	ExerciseD (derivative)	-1,795	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Partners, LPListing on record	Jun 4, 2018	ExerciseD (derivative)	-1,153	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Operating, LPListing unverified	Jun 4, 2018	Exercise	1,795	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Partners, LPListing on record	Jun 4, 2018	Exercise	1,153	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Operating, LPListing unverified	May 9, 2018	AwardD (derivative)	2,005	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Partners, LPListing on record	May 9, 2018	AwardD (derivative)	1,426	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Partners, LPListing on record	Jun 1, 2017	AwardD (derivative)	1,153	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Operating, LPListing unverified	Jun 1, 2017	AwardD (derivative)	1,795	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Western Midstream Partners, LPListing on record	May 9, 2017	Exercise	1,132	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC