Trinseo PLC
US ˙ NYSE ˙ SG1F88861140

SecurityTSE / Trinseo PLC
InsiderDavid Phillip Stasse
This page shows the track record and history of Stasse David Phillip insider trades in Trinseo PLC. The SEC defines Insiders as officers, directors, or significant investors (greater than 10% ownership) in a company. It is illegal for insiders to make trades in their companies based on material, non-public information ("MNPI"). This does not mean it is illegal for them to make any trades in their own companies. However, they must report all trades to the SEC via a Form 4.
Insider Purchases - Short Term Profit Analysis

In this section, we analyze the profitability of every unplanned, open-market insider purchase made by David Phillip Stasse in TSE / Trinseo PLC. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares		 Reported
Price		 Adjusted
Shares		 Adjusted
Price		 Cost Basis Days to
Max		 Price at
Max		 Max
Profit ($)		 Max Return (%)
2023-09-14 15,000 8.8900 15,000 8.8900 133,350 0 8.9400 750 0.56
2020-03-09 5,500 16.4300 5,500 16.4300 90,365
2014-08-18 5,000 19.9600 5,000 19.9600 99,800
2014-08-18 5,000 19.9436 5,000 19.9436 99,718

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

TSE / Trinseo PLC Insider Trades
Insider Sales - Short Term Loss Analysis

In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by David Phillip Stasse in TSE / Trinseo PLC. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares		 Reported
Price		 Adjusted
Shares		 Adjusted
Price		 Cost Basis Days to
Min		 Price at
Min		 Max Loss
Avoided ($)		 Max Loss
Avoided (%)
2021-02-25 16,546 65.4500 16,546 65.4500 1,082,936 175 45.0600 -337,372 -31.15
2018-05-16 6,613 76.7159 6,613 76.7159 507,322
2017-11-10 4,943 70.7775 4,943 70.7775 349,853
2017-11-10 5,100 71.5583 5,100 71.5583 364,947
2017-03-02 5,000 71.0000 5,000 71.0000 355,000

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

TSE / Trinseo PLC Insider Trades
Insider Transaction History
File
Date		 Trade
Date		 Form Insider Ticker Security Title Code 10b5-1 Direct Exercise
Price		 Unit
Price		 Units
Changed		 Value
Changed (1K)		 Remaining
Options		 Remaining
Shares
2025-03-03 2025-02-27 4 Stasse David Phillip TSE Ordinary Shares A - Award D 123,745 279,853
2025-02-25 2025-02-21 4 Stasse David Phillip TSE Ordinary Shares F - Taxes D 5.5200 -6,558 -36 156,108
2025-02-18 2025-02-16 4 Stasse David Phillip TSE Ordinary Shares F - Taxes D 5.1400 -1,845 -9 162,666
2024-02-23 2024-02-21 4 Stasse David Phillip TSE Ordinary Shares A - Award D 60,013 164,511
2024-02-21 2024-02-19 4 Stasse David Phillip TSE Ordinary Shares F - Taxes D 4.7800 -202 -1 104,498
2024-02-21 2024-02-19 4 Stasse David Phillip TSE Ordinary Shares A - Award D 614 104,700
2024-02-21 2024-02-17 4 Stasse David Phillip TSE Ordinary Shares F - Taxes D 4.7800 -1,466 -7 104,086
2023-09-18 2023-09-14 4 Stasse David Phillip TSE Ordinary Shares P - Purchase D 8.8900 15,000 133 105,552
2023-03-13 2023-03-09 4 Stasse David Phillip TSE Ordinary Shares F - Taxes D 22.2000 -2,355 -52 90,552
2023-03-13 2023-03-09 4 Stasse David Phillip TSE Ordinary Shares A - Award D 8,568 92,907
2023-02-28 2023-02-25 4 Stasse David Phillip TSE Ordinary Shares F - Taxes D 24.3000 -2,693 -65 84,339
2023-02-24 2023-02-22 4 Stasse David Phillip TSE Ordinary Shares A - Award D 38,480 87,032
2022-03-01 2022-02-26 4 Stasse David Phillip TSE Ordinary Shares F - Taxes D 53.8200 -1,172 -63 48,552
2022-02-18 2022-02-16 4 Stasse David Phillip TSE Ordinary Shares A - Award D 58.64 14,541 14,541
2022-02-18 2022-02-16 4 Stasse David Phillip TSE Ordinary Shares A - Award D 5,628 49,724
2021-09-16 2021-09-14 4 Stasse David Phillip TSE Ordinary Shares F - Taxes D 47.5600 -1,134 -54 44,096
2021-03-01 2021-02-25 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares M - Exercise D 24.30 -11,431 22,863
2021-03-01 2021-02-25 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares M - Exercise D 51.02 -1,923 3,847
2021-03-01 2021-02-25 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares M - Exercise D 26.97 -2,346 0
2021-03-01 2021-02-25 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares M - Exercise D 27.81 -846 0
2021-03-01 2021-02-25 4 Stasse David Phillip TSE Ordinary Shares S - Sale D 65.4500 -16,546 -1,083 45,230
2021-03-01 2021-02-25 4 Stasse David Phillip TSE Ordinary Shares M - Exercise D 24.3000 11,431 278 61,776
2021-03-01 2021-02-25 4 Stasse David Phillip TSE Ordinary Shares M - Exercise D 51.0200 1,923 98 50,345
2021-03-01 2021-02-25 4 Stasse David Phillip TSE Ordinary Shares M - Exercise D 26.9700 2,346 63 48,422
2021-03-01 2021-02-25 4 Stasse David Phillip TSE Ordinary Shares M - Exercise D 27.8100 846 24 46,076
2021-02-24 2021-02-22 4 Stasse David Phillip TSE Ordinary Shares F - Taxes D 64.6000 -723 -47 45,230
2021-02-19 2021-02-17 4 Stasse David Phillip TSE Ordinary Shares A - Award D 61.06 11,859 11,859
2021-02-19 2021-02-17 4 Stasse David Phillip TSE Ordinary Shares A - Award D 4,471 45,953
2020-03-10 2020-03-09 4 Stasse David Phillip TSE Ordinary Shares P - Purchase D 16.4300 5,500 90 41,482
2020-02-27 2020-02-25 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares A - Award D 24.30 34,294 34,294
2020-02-27 2020-02-25 4 Stasse David Phillip TSE Ordinary Shares A - Award D 9,259 35,982
2020-02-18 2020-02-16 4 Stasse David Phillip TSE Ordinary Shares F - Taxes D 29.1800 -813 -24 26,723
2019-02-28 2019-02-26 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares A - Award D 51.02 5,770 15,339
2019-02-28 2019-02-26 4 Stasse David Phillip TSE Ordinary Shares A - Award D 4,066 27,536
2019-02-26 2019-02-22 4 Stasse David Phillip TSE Ordinary Shares F - Taxes D 51.9200 -1,768 -92 23,470
2018-09-18 2018-09-14 4 Stasse David Phillip TSE Ordinary Shares A - Award D 2,668 25,238
2018-05-18 2018-05-16 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares M - Exercise D 71.45 -1,264 9,569
2018-05-18 2018-05-16 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares M - Exercise D 26.97 -2,346 10,833
2018-05-18 2018-05-16 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares M - Exercise D 18.14 -3,003 13,179
2018-05-18 2018-05-16 4 Stasse David Phillip TSE Ordinary Shares S - Sale D 76.7159 -6,613 -507 22,570
2018-05-18 2018-05-16 4 Stasse David Phillip TSE Ordinary Shares M - Exercise D 71.4500 1,264 90 29,183
2018-05-18 2018-05-16 4 Stasse David Phillip TSE Ordinary Shares M - Exercise D 26.9700 2,346 63 27,919
2018-05-18 2018-05-16 4 Stasse David Phillip TSE Ordinary Shares M - Exercise D 18.1400 3,003 54 25,573
2018-03-01 2018-02-27 4 Stasse David Phillip TSE Ordinary Shares F - Taxes D 81.6500 -2,576 -210 22,570
2018-02-26 2018-02-22 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares A - Award D 81.20 3,847 16,182
2018-02-26 2018-02-22 4 Stasse David Phillip TSE Ordinary Shares A - Award D 2,468 25,146
2017-11-13 2017-11-10 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares M - Exercise D 26.97 -2,345 12,335
2017-11-13 2017-11-10 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares M - Exercise D 27.81 -1,692 14,680
2017-11-13 2017-11-10 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares M - Exercise D 18.14 -6,006 16,372
2017-11-13 2017-11-10 4 Stasse David Phillip TSE Ordinary Shares S - Sale D 71.5583 -5,100 -365 22,678
2017-11-13 2017-11-10 4 Stasse David Phillip TSE Ordinary Shares S - Sale D 70.7775 -4,943 -350 27,778
2017-11-13 2017-11-10 4 Stasse David Phillip TSE Ordinary Shares M - Exercise D 26.9700 2,345 63 32,721
2017-11-13 2017-11-10 4 Stasse David Phillip TSE Ordinary Shares M - Exercise D 27.8100 1,692 47 30,376
2017-11-13 2017-11-10 4 Stasse David Phillip TSE Ordinary Shares M - Exercise D 18.1400 6,006 109 28,684
2017-03-06 2017-03-02 4 Stasse David Phillip TSE Ordinary Shares S - Sale D 71.0000 -5,000 -355 22,678
2017-02-21 2017-02-16 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares A - Award D 71.45 3,794 22,378
2017-02-21 2017-02-16 4 Stasse David Phillip TSE Ordinary Shares A - Award D 2,554 27,678
2016-02-24 2016-02-22 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares A - Award D 26.97 7,037 18,584
2016-02-24 2016-02-22 4 Stasse David Phillip TSE Ordinary Shares A - Award D 6,190 25,124
2015-06-29 2015-06-25 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares A - Award D 27.81 2,538 11,547
2015-03-24 2014-08-18 4/A Stasse David Phillip TSE Ordinary Shares P - Purchase D 19.9436 5,000 100 10,000
2015-03-24 2014-08-18 4/A Stasse David Phillip TSE Ordinary Shares P - Purchase D 19.9600 5,000 100 5,000
2015-03-03 2015-02-27 4 Stasse David Phillip TSE Option to Purchase Ordinary Shares A - Award D 18.14 9,009 9,009
2015-03-03 2015-02-27 4 Stasse David Phillip TSE Ordinary Shares A - Award D 8,934 18,934
2014-08-19 2014-08-18 4 Stasse David Phillip TSE Ordinary Shares A - Award D 19.9436 5,000 100 10,000
2014-08-19 2014-08-18 4 Stasse David Phillip TSE Ordinary Shares A - Award D 19.9600 5,000 100 5,000
P
Åbent marked eller privat køb af ikke-afledte eller afledte værdipapirer
S
Åbent marked eller privat salg af ikke-afledte eller afledte værdipapirer
A
Tildeling, tildeling eller anden erhvervelse af værdipapirer fra virksomheden (såsom en option)
C
Konvertering af derivat
D
Salg eller overførsel af værdipapirer tilbage til virksomheden
F
Betaling af udnyttelseskurs eller skatteforpligtelse ved brug af en del af værdipapirer modtaget fra selskabet
G
Gave af værdipapirer af eller til insideren
K
Aktieswaps og lignende sikringstransaktioner
M
Udnyttelse eller konvertering af afledt værdipapir modtaget fra virksomheden (såsom en option)
V
En transaktion rapporteret frivilligt på formular 4
J
Andet (ledsaget af en fodnote, der beskriver transaktionen)