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
16 Nov 22	SellUS$169,706	Philip Martens	Individual	6,900	US$24.60
08 Sep 22	BuyUS$105,268	Jeanmarie Desmond	Individual	4,185	US$25.46
15 Aug 22	BuyUS$317,600	Jeffrey Cote	Individual	10,000	US$31.76
19 Jul 22	SellUS$130,530	M&G Investment Management Limited	Company	3,000	US$43.51
14 Mar 22	BuyUS$46,940	Joseph Alvarado	Individual	1,000	US$46.94
15 Feb 22	SellUS$172,710	M&G Investment Management Limited	Company	3,000	US$57.57
11 Feb 22	SellUS$176,280	M&G Investment Management Limited	Company	3,000	US$58.76

Insider Trading Volume

Insider Buying: TSE insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of TSE?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	289,184	0.8%
General Public	2,446,740	7.0%
Institutions	32,237,823	92.2%

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

Top Shareholders

Top 25 shareholders own 78.44% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
21.8%	M&G Investment Management Limited	7,625,044	$204.0m	-0.04%	0.4%
16.17%	BlackRock, Inc.	5,653,997	$151.3m	-3.69%	no data
4.4%	The Vanguard Group, Inc.	1,538,832	$41.2m	-3.81%	no data
4%	State Street Global Advisors, Inc.	1,397,208	$37.4m	-2.47%	no data
3.57%	Fuller & Thaler Asset Management, Inc.	1,248,397	$33.4m	17.19%	0.2%
3.37%	Dimensional Fund Advisors LP	1,180,114	$31.6m	-16.61%	0.01%
3.18%	LSV Asset Management	1,111,399	$29.7m	5.55%	0.05%
2%	FMR LLC	700,757	$18.8m	-74.82%	no data
1.93%	Boston Partners Global Investors, Inc.	676,254	$18.1m	-5.66%	0.01%
1.82%	Charles Schwab Investment Management, Inc.	636,724	$17.0m	9.68%	no data
1.81%	Geode Capital Management, LLC	631,779	$16.9m	-0.46%	no data
1.53%	Jacobs Levy Equity Management Inc	535,215	$14.3m	5.16%	0.1%
1.4%	Columbia Management Investment Advisers, LLC	489,989	$13.1m	5.14%	no data
1.23%	Renaissance Technologies LLC	431,400	$11.5m	279.42%	0.01%
1.18%	Citadel Advisors LLC	413,599	$11.1m	364.28%	0.01%
1.15%	Invesco Capital Management LLC	400,491	$10.7m	22.54%	0.01%
1.09%	Northern Trust Global Investments	380,498	$10.2m	-3.89%	no data
1.05%	BNY Mellon Asset Management	365,789	$9.8m	-6.77%	no data
1.01%	Norges Bank Investment Management	353,360	$9.5m	0%	no data
0.97%	Hotchkis and Wiley Capital Management, LLC	337,940	$9.0m	80.48%	0.03%
0.95%	Marshall Wace LLP	331,310	$8.9m	1066.87%	0.02%
0.83%	Systematic Financial Management LP	291,976	$7.8m	1.01%	0.21%
0.71%	Eaton Vance Management	247,231	$6.6m	34.98%	no data
0.65%	Principal Global Investors, LLC	226,361	$6.1m	-10.69%	no data
0.65%	Teachers Insurance and Annuity Association-College Retirement Equities Fund	226,115	$6.1m	-1.98%	no data