FINLEY G STEPHEN

Director at Archrock Partners, L.P. · on record since Nov 30, 2006
Director at NPK International Inc. · on record since Jun 15, 2007
Director at Columbia Pipeline Partners LP · on record since Mar 17, 2015
Director at Westlake Chemical Partners LP · on record since Mar 25, 2020
Sr. Vice President and CFO at Baker Hughes Holdings LLC · on record since Jul 29, 2005

Insider trading activity of FINLEY G STEPHEN

Transactions on record: 161; since Dec 19, 2003

Open-market buys: 5; $117.7K

Open-market sells: 21; $11.1M

Companies traded: 5; last filing Aug 13, 2026

Figures computed from official regulatory filings — .

Companies where FINLEY G STEPHEN has traded

Westlake Chemical Partners LP23 tx · $93.9K · Aug 13, 2026
NPK International Inc.37 tx · $366.7K · May 21, 2021
Archrock Partners, L.P.45 tx · $57.3K · Apr 27, 2018
Columbia Pipeline Partners LP4 tx · $90K · Feb 22, 2017
Baker Hughes Holdings LLC52 tx · $51.1M · Mar 31, 2006

Track record of FINLEY G STEPHEN

Statistical track record

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Open-market buys: 5

Last buy: Mar 5, 2021

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Transaction history of FINLEY G STEPHEN

Co-insiders of FINLEY G STEPHEN

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Westlake Chemical Partners LPListing on record	Aug 13, 2026	AwardD (derivative)	5,044	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 7, 2026	ExerciseD (derivative)	-5,005	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 7, 2026	Exercise	5,005	—	n/a (No price was disclosed in the filing)		SEC
Westlake Chemical Partners LPListing on record	Aug 8, 2025	ExerciseD (derivative)	-4,882	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 8, 2025	Exercise	4,882	—	n/a (No price was disclosed in the filing)		SEC
Westlake Chemical Partners LPListing on record	Aug 8, 2025	AwardD (derivative)	5,005	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 12, 2024	ExerciseD (derivative)	-4,560	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 12, 2024	Exercise	4,560	—	n/a (No price was disclosed in the filing)		SEC
Westlake Chemical Partners LPListing on record	Aug 8, 2024	AwardD (derivative)	4,882	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 11, 2023	AwardD (derivative)	4,560	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 11, 2023	ExerciseD (derivative)	-4,177	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 11, 2023	Exercise	4,177	—	n/a (No price was disclosed in the filing)		SEC
Westlake Chemical Partners LPListing on record	Aug 12, 2022	Exercise	3,726	—	n/a (No price was disclosed in the filing)		SEC
Westlake Chemical Partners LPListing on record	Aug 12, 2022	AwardD (derivative)	4,177	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 12, 2022	ExerciseD (derivative)	-3,726	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 13, 2021	Exercise	4,927	—	n/a (No price was disclosed in the filing)		SEC
Westlake Chemical Partners LPListing on record	Aug 13, 2021	AwardD (derivative)	3,726	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 13, 2021	ExerciseD (derivative)	-4,927	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NPK International Inc.Listing on record	May 21, 2021	Award	34,299	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	May 14, 2021	ExerciseD (derivative)	-5,658	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	May 14, 2021	Exercise	5,658	—	n/a (No price was disclosed in the filing)		SEC
Westlake Chemical Partners LPListing on record	Mar 8, 2021	Buy	4,000	23.47 USD	$93.9K	conv 68Unusual sizeFirst in 12mo	SEC
Westlake Chemical Partners LPListing on record	Aug 13, 2020	AwardD (derivative)	4,927	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NPK International Inc.Listing on record	May 22, 2020	Award	30,562	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	May 15, 2020	AwardD (derivative)	5,658	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	Signals	Src
Westlake Chemical Partners LPListing on record	Aug 13, 2026	AwardD (derivative)	5,044	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 7, 2026	ExerciseD (derivative)	-5,005	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 7, 2026	Exercise	5,005	—	n/a (No price was disclosed in the filing)		SEC
Westlake Chemical Partners LPListing on record	Aug 8, 2025	ExerciseD (derivative)	-4,882	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 8, 2025	Exercise	4,882	—	n/a (No price was disclosed in the filing)		SEC
Westlake Chemical Partners LPListing on record	Aug 8, 2025	AwardD (derivative)	5,005	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 12, 2024	ExerciseD (derivative)	-4,560	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 12, 2024	Exercise	4,560	—	n/a (No price was disclosed in the filing)		SEC
Westlake Chemical Partners LPListing on record	Aug 8, 2024	AwardD (derivative)	4,882	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 11, 2023	AwardD (derivative)	4,560	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 11, 2023	ExerciseD (derivative)	-4,177	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 11, 2023	Exercise	4,177	—	n/a (No price was disclosed in the filing)		SEC
Westlake Chemical Partners LPListing on record	Aug 12, 2022	Exercise	3,726	—	n/a (No price was disclosed in the filing)		SEC
Westlake Chemical Partners LPListing on record	Aug 12, 2022	AwardD (derivative)	4,177	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 12, 2022	ExerciseD (derivative)	-3,726	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 13, 2021	Exercise	4,927	—	n/a (No price was disclosed in the filing)		SEC
Westlake Chemical Partners LPListing on record	Aug 13, 2021	AwardD (derivative)	3,726	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	Aug 13, 2021	ExerciseD (derivative)	-4,927	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NPK International Inc.Listing on record	May 21, 2021	Award	34,299	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	May 14, 2021	ExerciseD (derivative)	-5,658	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	May 14, 2021	Exercise	5,658	—	n/a (No price was disclosed in the filing)		SEC
Westlake Chemical Partners LPListing on record	Mar 8, 2021	Buy	4,000	23.47 USD	$93.9K	conv 68Unusual sizeFirst in 12mo	SEC
Westlake Chemical Partners LPListing on record	Aug 13, 2020	AwardD (derivative)	4,927	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NPK International Inc.Listing on record	May 22, 2020	Award	30,562	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Westlake Chemical Partners LPListing on record	May 15, 2020	AwardD (derivative)	5,658	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC