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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History for:
TRINSEO PLC: TSE
Price: 3/6/26 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$0.23 $4.66 $0.00 $8 36 1,152 17.4% 20.7% 69.22% 5.33%
Exch Sector Industry Sub-Industry
NYSE Manufacturing Chemicals And Allied Products Plastic Materials, Synth Resins & Nonvulcan Elastomers
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#
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
    
 
YANG ARTHAS BING
VP
JS
$586
2,548
---
2/27/26
---
$0.23
49,457
-4.9
D
R
3/3/26 - 2:26:51 pm
2
    
 
VAN KESSEL BREGJE
VP,FO,IR
JS
$1,395
6,064
---
2/27/26
---
$0.23
98,296
-5.8
D
R
3/3/26 - 2:26:07 pm
3
    
 
SCHEWE RAINER
VP
JS
$926
4,028
---
2/27/26
---
$0.23
103,415
-3.7
D
R
3/3/26 - 2:25:30 pm
4
    
 
REVERBERI FRANCESCA
VP
JS
$319
1,385
---
2/27/26
---
$0.23
161,250
-0.9
D
R
3/3/26 - 2:24:43 pm
5
    
 
HENDRIKS HAN
VP,CTO
JS
$1,773
7,707
---
2/27/26
---
$0.23
73,362
-9.5
D
R
3/3/26 - 2:24:10 pm
6
    
 
GREENE ROGER
VP,CT
JS
$579
2,517
---
2/27/26
---
$0.23
45,101
-5.3
D
R
3/3/26 - 2:22:50 pm
7
    
 
COONEY PAULA M
VP
JS
$1,764
7,670
---
2/27/26
---
$0.23
118,318
-6.1
D
R
3/3/26 - 2:22:19 pm
8
    
 
CHACLAS ANGELO N
VP,LO,CCO,SEC
JS
$1,750
7,607
---
2/27/26
---
$0.23
274,798
-2.7
D
R
3/3/26 - 2:21:48 pm
9
    
 
STASSE DAVID PHILLIP
VP,CFO
JS
$2,384
10,366
---
2/27/26
---
$0.23
254,788
-3.9
D
R
3/3/26 - 2:21:16 pm
10
    
 
BOZICH FRANK A
CEO,PR,DIR
JS
$5,446
23,680
---
2/27/26
---
$0.23
664,689
-3.4
D
R
3/3/26 - 2:20:42 pm
11
    
 
REVERBERI FRANCESCA
VP
JS
$490
1,496
2/21/26
2/22/26
---
$0.33
162,635
-0.9
D
R
2/24/26 - 3:48:03 pm
12
    
 
HENDRIKS HAN
VP,CTO
JS
$2,825
8,622
2/21/26
2/22/26
---
$0.33
81,069
-9.6
D
R
2/24/26 - 3:47:17 pm
13
    
 
YANG ARTHAS BING
VP
JS
$801
2,445
2/21/26
2/22/26
---
$0.33
52,005
-4.5
D
R
2/24/26 - 3:46:31 pm
14
    
 
VAN KESSEL BREGJE
VP,FO,IR
JS
$2,391
7,298
2/21/26
2/22/26
---
$0.33
104,360
-6.5
D
R
2/24/26 - 3:45:43 pm
15
    
 
SCHEWE RAINER
VP
JS
$1,675
5,113
2/21/26
2/22/26
---
$0.33
107,443
-4.5
D
R
2/24/26 - 3:44:46 pm
16
    
 
COONEY PAULA M
VP
JS
$3,317
10,124
2/21/26
2/22/26
---
$0.33
125,988
-7.4
D
R
2/24/26 - 3:43:57 pm
17
    
 
STASSE DAVID PHILLIP
VP,CFO
JS
$4,815
14,699
2/21/26
2/22/26
---
$0.33
265,154
-5.3
D
R
2/24/26 - 3:42:18 pm
18
    
 
BOZICH FRANK A
CEO,PR,DIR
JS
$10,680
32,602
---
2/22/26
---
$0.33
688,369
-4.5
D
R
2/24/26 - 3:41:20 pm
19
    
 
CHACLAS ANGELO N
VP,LO,CCO,SEC
JS
$3,534
10,788
2/21/26
2/22/26
---
$0.33
282,405
-3.7
D
R
2/24/26 - 3:40:16 pm
20
    
 
GREENE ROGER
VP,CT
JS
$733
2,238
---
2/21/26
---
$0.33
47,618
-4.5
D
R
2/24/26 - 3:43:04 pm
21
    
 
FLATON CAROL
DIR
3
---
---
---
1/16/26
---
---
---
---
---
---
1/20/26 - 3:21:28 pm
22
    
 
FRIZZLEY JILL KATHLEEN
DIR
3
---
---
---
1/16/26
---
---
---
---
---
---
1/20/26 - 3:20:31 pm
23
    
 
HENDRIKS HAN
VP,CTO
JS
$4,816
2,067
---
10/3/25
---
$2.33
89,691
-2.3
D
R
10/7/25 - 4:34:14 pm
24
    
 
FRISCH JOHANNA
VP,TR
JS
$5,156
2,194
---
9/30/25
---
$2.35
15,898
-12.1
D
R
10/2/25 - 4:05:15 pm
25
    
 
GREENE ROGER
VP,CT
JS
$4,156
1,617
---
9/25/25
---
$2.57
49,856
-3.1
D
R
9/29/25 - 8:29:25 am
26
1y
3
0%
-30%
5
FARRELL MATTHEW
DIR
B
$118,120
48,609
---
8/14/25
---
$2.43
250,225
24.1
D
---
8/14/25 - 5:43:10 pm
27
1y
3
0%
-30%
5
FARRELL MATTHEW
DIR
B
$121,908
51,391
8/12/25
8/13/25
$2.29
$2.45
201,616
34.2
D
---
8/14/25 - 5:43:10 pm
28
    
 
ALVARADO JOSEPH
DIR
JB
---
42,484
---
6/25/25
---
---
94,671
81.4
D
R
6/27/25 - 4:15:24 pm
29
    
 
LIN SANDRA BEACH
DIR
JB
---
42,484
---
6/25/25
---
---
87,260
94.9
D
R
6/27/25 - 4:15:22 pm
30
    
 
BRIFO VICTORIA
DIR
JB
---
42,484
---
6/25/25
---
---
83,225
104.3
D
R
6/27/25 - 4:15:20 pm
31
    
 
COTE JEFFREY J
DIR
JB
---
42,484
---
6/25/25
---
---
88,183
93.0
D
R
6/27/25 - 4:15:19 pm
32
    
 
DESMOND JEANMARIE F
DIR
JB
---
42,484
---
6/25/25
---
---
89,036
91.3
D
R
6/27/25 - 4:15:17 pm
33
    
 
FARRELL MATTHEW
DIR
JB
---
42,484
---
6/25/25
---
---
150,225
39.4
D
R
6/27/25 - 4:15:13 pm
34
    
 
JOHNSON KLYNNE
DIR
JB
---
42,484
---
6/25/25
---
---
90,913
87.7
D
R
6/27/25 - 4:15:11 pm
35
    
 
STEINMETZ HENRI
DIR
JB
---
42,484
---
6/25/25
---
---
95,937
79.5
D
R
6/27/25 - 4:15:10 pm
36
    
 
COTE JEFFREY J
DIR
JS
$38,456
10,310
---
6/21/25
---
$3.73
45,699
-18.4
D
A,R
6/27/25 - 4:13:32 pm
37
    
 
TOMKINS MARK E
DIR
JS
$37,692
10,105
---
6/21/25
---
$3.73
36,619
-21.6
D
R
6/24/25 - 4:15:24 pm
38
    
 
STEINMETZ HENRI
DIR
JS
$74,604
20,001
---
6/21/25
---
$3.73
53,453
-27.2
D
R
6/24/25 - 4:15:21 pm
39
    
 
FARRELL MATTHEW
DIR
JS
$35,718
9,576
---
6/21/25
---
$3.73
107,741
-8.2
D
R
6/24/25 - 4:15:19 pm
40
    
 
LIN SANDRA BEACH
DIR
JS
$38,456
10,310
---
6/21/25
---
$3.73
44,776
-18.7
D
R
6/24/25 - 4:15:19 pm
41
    
 
DE LEENER PIERRE MARIE
DIR
JS
$74,604
20,001
---
6/21/25
---
$3.73
36,174
-35.6
D
R
6/24/25 - 4:15:17 pm
42
    
 
COTE JEFFREY J
DIR
JS
$38,456
10,310
---
6/21/25
---
$3.73
45,699
-18.4
D
R
6/24/25 - 4:15:14 pm
43
    
 
BRIFO VICTORIA
DIR
JS
$35,718
9,576
---
6/21/25
---
$3.73
40,741
-19.0
D
R
6/24/25 - 4:15:11 pm
44
    
 
JOHNSON KLYNNE
DIR
JS
$39,068
10,474
---
6/21/25
---
$3.73
48,429
-17.8
D
R
6/24/25 - 4:15:09 pm
45
    
 
DESMOND JEANMARIE F
DIR
JS
$38,579
10,343
---
6/21/25
---
$3.73
46,552
-18.2
D
R
6/24/25 - 4:15:07 pm
46
    
 
ALVARADO JOSEPH
DIR
JS
$38,520
10,327
---
6/21/25
---
$3.73
52,187
-16.5
D
R
6/24/25 - 4:15:05 pm
47
    
 
FRISCH JOHANNA
VP,TR
B
$15,708
3,800
3/12/25
3/14/25
$4.02
$4.10
18,092
26.6
D
---
3/14/25 - 3:14:42 pm
48
    
 
BOZICH FRANK A
CEO,PR,DIR
JB
---
282,692
---
2/27/25
---
---
720,971
64.5
D
---
3/3/25 - 3:59:35 pm
49
    
 
CHACLAS ANGELO N
VP,LO,CCO,SEC
JB
---
90,812
---
2/27/25
---
---
293,193
44.9
D
---
3/3/25 - 3:58:24 pm
50
    
 
COONEY PAULA M
VP
JB
---
65,833
---
2/27/25
---
---
136,112
93.7
D
---
3/3/25 - 3:56:54 pm
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