STEINMETZ HENRI

Director at Trinseo PLC · on record since May 14, 2026
Executive Vice President at GREAT LAKES CHEMICAL CORP · on record since Feb 17, 2004

Insider trading activity of STEINMETZ HENRI

Transactions on record: 28; since Feb 17, 2004

Open-market buys: 1; $295.1K

Open-market sells: 2; $839.1K

Companies traded: 2; last filing May 14, 2026

Figures computed from official regulatory filings — .

Companies where STEINMETZ HENRI has traded

Trinseo PLC19 tx · $550.8K · May 14, 2026
GREAT LAKES CHEMICAL CORP9 tx · $1.5M · May 3, 2004

Track record of STEINMETZ HENRI

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

Transaction history of STEINMETZ HENRI

Co-insiders of STEINMETZ HENRI

ALVARADO JOSEPHTrinseo PLC
ANDREWS NIGEL TGREAT LAKES CHEMICAL CORP
Bain Capital Europe Fund III, L.P.Trinseo PLC
Bain Capital Everest Manager Holding SCATrinseo PLC
Bain Capital Everest Manager S.a.r.l.Trinseo PLC
Bain Capital Fund X LPTrinseo PLC
BAIN CAPITAL INVESTORS LLCTrinseo PLC
Bain Capital Partners Europe III, L.P.Trinseo PLC
Bain Capital Partners X, L.P.Trinseo PLC
BCIP Associates IV-B, L.P.Trinseo PLC
BCIP Associates IV, L.P.Trinseo PLC
BCIP Trust Associates IV-B, L.P.Trinseo PLC
BCIP Trust Associates IV, L.P.Trinseo PLC
Beal Jean-LucTrinseo PLC
BERGMAN PAUL WGREAT LAKES CHEMICAL CORP
BLATZ JOHN BGREAT LAKES CHEMICAL CORP
BLOOM LARRY JGREAT LAKES CHEMICAL CORP
BOROWIAK MARYLOUGREAT LAKES CHEMICAL CORP
BOZICH FRANK ATrinseo PLC
Brifo VictoriaTrinseo PLC
BRISIMITZAKIS ANGELO CGREAT LAKES CHEMICAL CORP
BULRISS MARK PGREAT LAKES CHEMICAL CORP
BUTTI MAURIZIOGREAT LAKES CHEMICAL CORP
Chaclas Angelo N.Trinseo PLC
CHAN WING TO HOWARDGREAT LAKES CHEMICAL CORP

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Trinseo PLCListing on record	May 14, 2026	Other	-42,484	—	n/a (No price was disclosed in the filing)		SEC
Trinseo PLCListing on record	Jun 27, 2025	Award	42,484	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Jun 24, 2025	Other	-20,001	3.73 USD	$74.6K	Unusual size	SEC
Trinseo PLCListing on record	Jun 25, 2024	Award	41,009	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Jun 18, 2024	Other	-4,411	2.84 USD	$12.5K		SEC
Trinseo PLCListing on record	Jul 13, 2023	Other	-1,567	14.38 USD	$22.5K		SEC
Trinseo PLCListing on record	Jul 13, 2023	Award	9,041	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Jun 16, 2023	Award	9,041	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Jun 16, 2023	Other	-956	14.38 USD	$13.7K		SEC
Trinseo PLCListing on record	Jun 22, 2022	Other	-1,085	37.43 USD	$40.6K		SEC
Trinseo PLCListing on record	Jun 16, 2022	Award	3,183	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Jun 21, 2021	Award	2,260	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Jun 11, 2021	Other	-991	64.87 USD	$64.3K		SEC
Trinseo PLCListing on record	Jun 19, 2020	Other	-607	22.29 USD	$13.5K		SEC
Trinseo PLCListing on record	Jun 11, 2020	Award	4,955	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Mar 11, 2020	Buy	17,279	17.08 USD	$295.1K	conv 89ClusterFirst in 12mo	SEC
Trinseo PLCListing on record	Jun 25, 2019	Other	-339	40.85 USD	$13.8K		SEC
Trinseo PLCListing on record	Jun 18, 2019	Award	3,034	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Jun 25, 2018	Award	1,694	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GREAT LAKES CHEMICAL CORPListing unverified	May 3, 2004	ExerciseD (derivative)	-2,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GREAT LAKES CHEMICAL CORPListing unverified	May 3, 2004	Exercise	2,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GREAT LAKES CHEMICAL CORPListing unverified	Apr 30, 2004	ExerciseD (derivative)	-11,666	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GREAT LAKES CHEMICAL CORPListing unverified	Apr 30, 2004	Exercise	20,000	22.00 USD	$440K		SEC
GREAT LAKES CHEMICAL CORPListing unverified	Apr 30, 2004	ExerciseD (derivative)	-20,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GREAT LAKES CHEMICAL CORPListing unverified	Apr 30, 2004	Sell	-11,666	26.50 USD	$309.1K		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Trinseo PLCListing on record	May 14, 2026	Other	-42,484	—	n/a (No price was disclosed in the filing)		SEC
Trinseo PLCListing on record	Jun 27, 2025	Award	42,484	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Jun 24, 2025	Other	-20,001	3.73 USD	$74.6K	Unusual size	SEC
Trinseo PLCListing on record	Jun 25, 2024	Award	41,009	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Jun 18, 2024	Other	-4,411	2.84 USD	$12.5K		SEC
Trinseo PLCListing on record	Jul 13, 2023	Other	-1,567	14.38 USD	$22.5K		SEC
Trinseo PLCListing on record	Jul 13, 2023	Award	9,041	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Jun 16, 2023	Award	9,041	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Jun 16, 2023	Other	-956	14.38 USD	$13.7K		SEC
Trinseo PLCListing on record	Jun 22, 2022	Other	-1,085	37.43 USD	$40.6K		SEC
Trinseo PLCListing on record	Jun 16, 2022	Award	3,183	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Jun 21, 2021	Award	2,260	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Jun 11, 2021	Other	-991	64.87 USD	$64.3K		SEC
Trinseo PLCListing on record	Jun 19, 2020	Other	-607	22.29 USD	$13.5K		SEC
Trinseo PLCListing on record	Jun 11, 2020	Award	4,955	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Mar 11, 2020	Buy	17,279	17.08 USD	$295.1K	conv 89ClusterFirst in 12mo	SEC
Trinseo PLCListing on record	Jun 25, 2019	Other	-339	40.85 USD	$13.8K		SEC
Trinseo PLCListing on record	Jun 18, 2019	Award	3,034	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Trinseo PLCListing on record	Jun 25, 2018	Award	1,694	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GREAT LAKES CHEMICAL CORPListing unverified	May 3, 2004	ExerciseD (derivative)	-2,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GREAT LAKES CHEMICAL CORPListing unverified	May 3, 2004	Exercise	2,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GREAT LAKES CHEMICAL CORPListing unverified	Apr 30, 2004	ExerciseD (derivative)	-11,666	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GREAT LAKES CHEMICAL CORPListing unverified	Apr 30, 2004	Exercise	20,000	22.00 USD	$440K		SEC
GREAT LAKES CHEMICAL CORPListing unverified	Apr 30, 2004	ExerciseD (derivative)	-20,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GREAT LAKES CHEMICAL CORPListing unverified	Apr 30, 2004	Sell	-11,666	26.50 USD	$309.1K		SEC