Trinseo Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NYSE:TSE Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
19 Aug 24	BuyUS$452,534	Jeffrey Cote	Individual	150,600	US$3.39
13 Aug 24	SellUS$28,301	Mark Tomkins	Individual	11,142	US$2.54
12 Aug 24	BuyUS$192,750	Angelo Chaclas	Individual	75,000	US$2.57
12 Aug 24	BuyUS$102,800	Frank Bozich	Individual	40,000	US$2.57
14 Dec 23	BuyUS$360,500	Matthew Farrell	Individual	50,000	US$7.21

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of TSE?
Owner Type	Number of Shares	Ownership Percentage
State or Government	0	0%
Individual Insiders	861,186	2.43%
Hedge Funds	3,500,000	9.89%
General Public	11,316,231	32%
Institutions	19,724,261	55.7%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 61.8% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
21.5%	M&G Investment Management Limited	7,625,044	US$25.3m	0%	0.05%
9.89%	Nut Tree Capital Management, LP	3,500,000	US$11.6m	75%	3.43%
3.07%	Castleknight Management LP	1,087,142	US$3.6m	119%	0.46%
2.9%	Charles Schwab Investment Management, Inc.	1,025,477	US$3.4m	-39.4%	no data
2.77%	BlackRock, Inc.	981,922	US$3.3m	0%	no data
2.74%	The Vanguard Group, Inc.	969,833	US$3.2m	-4.84%	no data
2.44%	D. E. Shaw & Co., L.P.	862,860	US$2.9m	13.2%	no data
1.72%	Marshall Wace LLP	607,649	US$2.0m	208%	no data
1.29%	Millennium Management LLC	457,171	US$1.5m	-55.5%	no data
1.24%	Morgan Stanley, Investment Banking and Brokerage Investments	439,184	US$1.5m	40.5%	no data
1.22%	JPMorgan Chase & Co, Brokerage and Securities Investments	430,340	US$1.4m	11.5%	no data
1.21%	Goldman Sachs Group, Investment Banking and Securities Investments	427,406	US$1.4m	-61%	no data
1.11%	Alta Fundamental Advisers LLC	393,200	US$1.3m	45.6%	0.58%
1.09%	Geode Capital Management, LLC	385,931	US$1.3m	3.98%	no data
0.91%	Bank of America Corporation, Asset Management Arm	323,489	US$1.1m	95.6%	no data
0.9%	Two Sigma Investments, LP	317,910	US$1.1m	38%	no data
0.88%	Invesco Capital Management LLC	311,852	US$1.0m	0.44%	no data
0.79%	Lakewood Capital Management, LP	281,279	US$933.9k	0%	0.08%
0.7%	Jane Street Group, LLC, Asset Management Arm	249,524	US$828.4k	-29.2%	no data
0.64%	Two Sigma Advisers, LP	224,800	US$746.3k	42.7%	no data
0.62%	Susquehanna International Group, LLP, Asset Management Arm	219,837	US$729.9k	-19%	no data
0.6%	Owl Creek Asset Management, L.P.	212,121	US$704.2k	0%	0.09%
0.55%	Renaissance Technologies LLC	194,100	US$644.4k	50.8%	no data
0.52%	Jeffrey Cote	185,503	US$615.9k	431%	no data
0.46%	Thrivent Investment Management Inc.	163,173	US$541.7k	0%	no data