LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM
TSECIK 0001519061

Trinseo PLC

36 transactions by 18 insiders, from February 21, 2026 to May 12, 2026.

Foreign issuer. Form 4 never states a currency, so these prices may be reported in the local currency rather than dollars — the amounts below are excluded from site-wide totals.

Transactions
3618 insiders
Bought · P
Nonenobody bought on the open market
Sold · S
Nonenobody sold on the open market
Net
+$0net buying

Officers and directors

People inside the company. What they do with their own shares is the reason this data exists.

InsiderTradesPlannedBoughtSold
Arthas Bing YangSVP3———
David Phillip StasseCFO3———
Angelo N. ChaclasSVP3———
Rainer ScheweSVP3———
Paula M. CooneySVP3———
Francesca ReverberiSVP3———
Han HendriksCTO3———
Kessel Bregje vanSVP3———
Roger GreeneCAO2———
Frank A. BozichCEO2———
Matthew FarrellDir1———
Jeffrey J. CoteDir1———
Henri SteinmetzDir1———
Sandra Beach LinDir1———
Jeanmarie F. DesmondDir1———
KLynne JohnsonDir1———
Joseph AlvaradoDir1———
Victoria BrifoDir1———

All transactions

36 in total, newest filings first.

InsiderDateCodeSharesPriceValue
Henri SteinmetzDirMay 12J42,484——
Sandra Beach LinDirMay 12J42,484——
KLynne JohnsonDirMay 12J42,484——
Matthew FarrellDirMay 12J42,484——
Jeanmarie F. DesmondDirMay 12J42,484——
Jeffrey J. CoteDirMay 12J42,484——
Victoria BrifoDirMay 12J42,484——
Joseph AlvaradoDirMay 12J42,484——
Arthas Bing YangSVPFeb 27F2,548$0.23$586FX
Kessel Bregje vanSVPFeb 27F6,064$0.23$1KFX
David Phillip StasseCFOFeb 27F10,366$0.23$2KFX
Rainer ScheweSVPFeb 27F4,028$0.23$926FX
Francesca ReverberiSVPFeb 27F1,385$0.23$319FX
Han HendriksCTOFeb 27F7,707$0.23$2KFX
Roger GreeneCAOFeb 27F2,517$0.23$579FX
Paula M. CooneySVPFeb 27F7,670$0.23$2KFX
Angelo N. ChaclasSVPFeb 27F7,607$0.23$2KFX
Frank A. BozichCEOFeb 27F23,680$0.23$5KFX
Arthas Bing YangSVPFeb 22F547$0.33$179FX
Arthas Bing YangSVPFeb 21F1,898$0.33$622FX
Kessel Bregje vanSVPFeb 22F1,335$0.33$437FX
Kessel Bregje vanSVPFeb 21F5,963$0.33$2KFX
David Phillip StasseCFOFeb 22F9,671$0.33$3KFX
David Phillip StasseCFOFeb 21F5,028$0.33$2KFX
Rainer ScheweSVPFeb 22F1,206$0.33$395FX
Rainer ScheweSVPFeb 21F3,907$0.33$1KFX
Francesca ReverberiSVPFeb 22F333$0.33$109FX
Francesca ReverberiSVPFeb 21F1,163$0.33$381FX
Han HendriksCTOFeb 22F2,291$0.33$751FX
Han HendriksCTOFeb 21F6,331$0.33$2KFX
Roger GreeneCAOFeb 21F2,238$0.33$733FX
Paula M. CooneySVPFeb 22F2,684$0.33$879FX
Paula M. CooneySVPFeb 21F7,440$0.33$2KFX
Angelo N. ChaclasSVPFeb 22F7,098$0.33$2KFX
Angelo N. ChaclasSVPFeb 21F3,690$0.33$1KFX
Frank A. BozichCEOFeb 22F32,602$0.33$11KFX