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
14 Dec 23	BuyUS$360,500	Matthew Farrell	Individual	50,000	US$7.21
14 Sep 23	BuyUS$133,350	David Stasse	Individual	15,000	US$8.89
13 Sep 23	BuyUS$19,850	Jeanmarie Desmond	Individual	2,500	US$7.94
12 Sep 23	BuyUS$64,560	Frank Bozich	Individual	8,000	US$8.07
12 Sep 23	BuyUS$23,820	Timothy Thomas	Individual	3,000	US$7.94
12 Sep 23	BuyUS$161,400	Angelo Chaclas	Individual	20,000	US$8.07

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	459	0.0013%
Private Companies	5,176	0.0147%
Individual Insiders	546,936	1.55%
General Public	7,168,997	20.3%
Institutions	27,572,663	78.1%

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

Top Shareholders

Top 25 shareholders own 68.56% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
21.6%	M&G Investment Management Limited	7,625,044	US$20.6m	0%	0.04%
7.32%	BlackRock, Inc.	2,583,772	US$7.0m	-2.06%	no data
6.27%	Charles Schwab Investment Management, Inc.	2,211,783	US$6.0m	35.2%	no data
4.39%	Goldman Sachs Group, Investment Banking and Securities Investments	1,549,664	US$4.2m	1,550%	no data
4.3%	Fuller & Thaler Asset Management, Inc.	1,516,292	US$4.1m	1.28%	0.02%
3.16%	The Vanguard Group, Inc.	1,115,487	US$3.0m	9.1%	no data
2.25%	Millennium Management LLC	793,760	US$2.1m	-9.34%	no data
2.22%	Jacobs Levy Equity Management Inc	782,611	US$2.1m	-13.4%	0.01%
2.19%	State Street Global Advisors, Inc.	772,160	US$2.1m	-2.08%	no data
2.15%	Geode Capital Management, LLC	760,330	US$2.1m	1.4%	no data
1.37%	AQR Capital Management, LLC	484,019	US$1.3m	5.83%	no data
1.28%	D. E. Shaw & Co., L.P.	453,389	US$1.2m	20.6%	no data
0.96%	Invesco Capital Management LLC	338,064	US$912.8k	743%	no data
0.92%	Morgan Stanley, Investment Banking and Brokerage Investments	323,636	US$873.8k	-37.2%	no data
0.89%	Moore Capital Management, LP	314,231	US$848.4k	0%	0.02%
0.89%	Walleye Capital LLC	312,391	US$843.5k	-12.5%	0.01%
0.87%	Northern Trust Global Investments	308,137	US$832.0k	0.69%	no data
0.82%	JPMorgan Chase & Co, Brokerage and Securities Investments	291,176	US$786.2k	223%	no data
0.81%	Bridgeway Capital Management, LLC	286,400	US$773.3k	0%	0.01%
0.77%	Qube Research & Technologies Ltd	270,422	US$730.1k	-12.1%	no data
0.74%	Numeric Investors LLC	259,454	US$700.5k	274%	no data
0.65%	Two Sigma Investments, LP	229,843	US$620.6k	-3.63%	no data
0.59%	Susquehanna International Group, LLP, Asset Management Arm	208,991	US$564.3k	8.59%	no data
0.58%	Renaissance Technologies LLC	205,600	US$555.1k	123%	no data
0.57%	PGIM, Inc.	200,971	US$542.6k	447%	no data