SULLIVAN WILLIAM D

Director at ST MARY LAND & EXPLORATION CO · on record since Mar 15, 2006
Director at Targa Resources Partners LP · on record since Feb 15, 2007
Director at LEGACY RESERVES L P · on record since Jan 11, 2007
Director at TETRA TECHNOLOGIES INC · on record since Aug 8, 2007
Director at Compressco Partners, L.P. · on record since Jun 22, 2011

Insider trading activity of SULLIVAN WILLIAM D

Transactions on record: 131; since May 27, 2004

Open-market buys: 19; $1.4M

Open-market sells: 6; $7.7M

Companies traded: 5; last filing Jun 11, 2025

Figures computed from official regulatory filings — methodology.

Companies where SULLIVAN WILLIAM D has traded

ST MARY LAND & EXPLORATION CO46 tx · $9.3M · Jun 11, 2025
TETRA TECHNOLOGIES INC24 tx · $1.1M · Mar 22, 2022
Compressco Partners, L.P.36 tx · $267.3K · May 4, 2020
LEGACY RESERVES L P16 tx · $203.5K · Sep 24, 2018
Targa Resources Partners LP9 tx · $98.7K · Jan 23, 2015

Track record of SULLIVAN WILLIAM D

Statistical track record

Free

Open-market buys: 19

Last buy: Jun 26, 2020

Win rates and median returns are available with a free account (5 insiders/month).

Create a free account

Transaction history of SULLIVAN WILLIAM D

Co-insiders of SULLIVAN WILLIAM D

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

Company	Filed	Type	Qty	Price	Value · USD	Src
ST MARY LAND & EXPLORATION CO	Jun 11, 2025	Award	12,081	0.00 USD	$0	SEC
ST MARY LAND & EXPLORATION CO	Jun 21, 2024	Award	3,850	0.00 USD	$0	SEC
ST MARY LAND & EXPLORATION CO	May 21, 2024	Sell	-60,000	49.32 USD	$3M	SEC
ST MARY LAND & EXPLORATION CO	May 21, 2024	Gift	-5,000	0.00 USD	$0	SEC
ST MARY LAND & EXPLORATION CO	Jun 14, 2023	Award	9,812	0.00 USD	$0	SEC
ST MARY LAND & EXPLORATION CO	Jun 14, 2022	Award	5,934	0.00 USD	$0	SEC
TETRA TECHNOLOGIES INC	Mar 22, 2022	Sell	-165,571	3.56 USD	$589.4K	SEC
TETRA TECHNOLOGIES INC	Mar 22, 2022	Sell	-34,900	3.56 USD	$124.2K	SEC
ST MARY LAND & EXPLORATION CO	Jan 18, 2022	Gift	-1,400	0.00 USD	$0	SEC
ST MARY LAND & EXPLORATION CO	Nov 5, 2021	Sell	-55,000	35.74 USD	$2M	SEC
ST MARY LAND & EXPLORATION CO	Jun 23, 2021	Award	13,067	0.00 USD	$0	SEC
TETRA TECHNOLOGIES INC	May 27, 2021	AwardD	31,216	0.00 USD	$0	SEC
TETRA TECHNOLOGIES INC	Jun 26, 2020	Buy	100,000	0.45 USD	$45K	SEC
TETRA TECHNOLOGIES INC	Jun 26, 2020	Buy	111,000	0.50 USD	$55.5K	SEC
ST MARY LAND & EXPLORATION CO	Jun 10, 2020	Award	48,650	0.00 USD	$0	SEC
Compressco Partners, L.P.	May 4, 2020	Award	544	0.00 USD	$0	SEC
Compressco Partners, L.P.	Jan 6, 2020	Award	51	0.00 USD	$0	SEC
ST MARY LAND & EXPLORATION CO	Jun 24, 2019	Award	24,304	0.00 USD	$0	SEC
Compressco Partners, L.P.	May 6, 2019	Award	339	0.00 USD	$0	SEC
Compressco Partners, L.P.	May 6, 2019	Award	19,994	0.00 USD	$0	SEC
Compressco Partners, L.P.	Jan 8, 2019	Award	376	0.00 USD	$0	SEC
LEGACY RESERVES L P	Sep 24, 2018	Other	-138,217	—	—	SEC
ST MARY LAND & EXPLORATION CO	Jun 25, 2018	Award	14,502	0.00 USD	$0	SEC
LEGACY RESERVES L P	May 21, 2018	Award	6,010	0.00 USD	$0	SEC
Compressco Partners, L.P.	May 8, 2018	Award	8,076	0.00 USD	$0	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
ST MARY LAND & EXPLORATION CO	Jun 11, 2025	Award	12,081	0.00 USD	$0	SEC
ST MARY LAND & EXPLORATION CO	Jun 21, 2024	Award	3,850	0.00 USD	$0	SEC
ST MARY LAND & EXPLORATION CO	May 21, 2024	Sell	-60,000	49.32 USD	$3M	SEC
ST MARY LAND & EXPLORATION CO	May 21, 2024	Gift	-5,000	0.00 USD	$0	SEC
ST MARY LAND & EXPLORATION CO	Jun 14, 2023	Award	9,812	0.00 USD	$0	SEC
ST MARY LAND & EXPLORATION CO	Jun 14, 2022	Award	5,934	0.00 USD	$0	SEC
TETRA TECHNOLOGIES INC	Mar 22, 2022	Sell	-165,571	3.56 USD	$589.4K	SEC
TETRA TECHNOLOGIES INC	Mar 22, 2022	Sell	-34,900	3.56 USD	$124.2K	SEC
ST MARY LAND & EXPLORATION CO	Jan 18, 2022	Gift	-1,400	0.00 USD	$0	SEC
ST MARY LAND & EXPLORATION CO	Nov 5, 2021	Sell	-55,000	35.74 USD	$2M	SEC
ST MARY LAND & EXPLORATION CO	Jun 23, 2021	Award	13,067	0.00 USD	$0	SEC
TETRA TECHNOLOGIES INC	May 27, 2021	AwardD	31,216	0.00 USD	$0	SEC
TETRA TECHNOLOGIES INC	Jun 26, 2020	Buy	100,000	0.45 USD	$45K	SEC
TETRA TECHNOLOGIES INC	Jun 26, 2020	Buy	111,000	0.50 USD	$55.5K	SEC
ST MARY LAND & EXPLORATION CO	Jun 10, 2020	Award	48,650	0.00 USD	$0	SEC
Compressco Partners, L.P.	May 4, 2020	Award	544	0.00 USD	$0	SEC
Compressco Partners, L.P.	Jan 6, 2020	Award	51	0.00 USD	$0	SEC
ST MARY LAND & EXPLORATION CO	Jun 24, 2019	Award	24,304	0.00 USD	$0	SEC
Compressco Partners, L.P.	May 6, 2019	Award	339	0.00 USD	$0	SEC
Compressco Partners, L.P.	May 6, 2019	Award	19,994	0.00 USD	$0	SEC
Compressco Partners, L.P.	Jan 8, 2019	Award	376	0.00 USD	$0	SEC
LEGACY RESERVES L P	Sep 24, 2018	Other	-138,217	—	—	SEC
ST MARY LAND & EXPLORATION CO	Jun 25, 2018	Award	14,502	0.00 USD	$0	SEC
LEGACY RESERVES L P	May 21, 2018	Award	6,010	0.00 USD	$0	SEC
Compressco Partners, L.P.	May 8, 2018	Award	8,076	0.00 USD	$0	SEC