13F

Stock

Trinseo Plc

TSEOQ · held by 14 managers

Reported value

$11K

Holders

14

+2 new · −60 exited

Holders’ est. mark

−$40.5K

Price effect on 12 books still in the name

Largest holder

$4.68K

Kohmann Bosshard Financial Services, LLC

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Kohmann Bosshard Financial Services, LLC44.6K$4.68K−$17.5KCut−$17.5K
Nuveen, LLC44.3K$4.65K−$17.4KCut−$17.4K
EverSource Wealth Advisors, LLC5.43K$570−$1.99KCut−$1.96K
BARCLAYS PLC4.8K$505−$1.88KCut−$26K
GAMMA Investing LLC2.15K$226−$412Cut−$297
RHUMBLINE ADVISERS1.65K$173−$649Cut−$10.7K
McIlrath & Eck, LLC1.44K$152−$566Cut−$566
SWAN Capital LLC250$26−$98Cut−$98
Rockefeller Capital Management L.P.160$17−$63Cut−$63
Essential Partners LLC66$7−$3Added$3
Sunbelt Securities, Inc.64$7New
IFP Advisors, Inc55$6−$5Held
Farther Finance Advisors, LLC15$2New
ROTHSCHILD INVESTMENT LLC7$1$0Added$1

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.