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TSEOQ · Trinseo Plc
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TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475
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TSEOQ

Trinseo PLC
PHARMA & BIOTECH · PLASTIC MATERIALS, SYNTH RESINS & NONVULCAN ELASTOMERS · CIK 0001519061
SEC FILINGS☆ WATCH
INSIDER NET · 180D
-
open-market buys minus sells, Form 4 codes P and S
INSIDER BUYERS · 180D
0
CONGRESS BUYERS · 1Y
0
FUNDS ADDED · QTR
1
13F, latest reported quarter
REVENUE GROWTH
-15.3%
XBRL, annual
NET MARGIN
-18.3%
SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST
INSIDERS
no Form 4 purchases or sales on file
CONGRESS
no member of Congress has reported trading it
FUNDS
1 fund added or opened last quarter
the lowest in Pharma & Biotech
REVENUE
-15.3% year over year
below 73% of Pharma & Biotech
MARGIN
-18.3% net margin
more than 51% of Pharma & Biotech
BUYBACKS
no share repurchases reported
SHORT
no short interest reported
Live price
Daily candles from TradingView, on their licence — no filings are marked on this one
WHY THIS NAME IS ON THE DESK
The complete filing record, in one place.
The record shows 1 funds added last quarter. Every figure is a federal filing, dated the day it became public.
Same sector, ranked by filing activity
Sector from the SEC's own SIC classification
Insider transactions
Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

No insider purchases or sales are on record for Trinseo PLC in the period covered. Source: SEC Form 4 filings, as of 2026-09-06.

INSIDER
FILED
SHARES
VALUE

no insider purchases or sales on record

0 TRANSACTIONS ON RECORD

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Institutional holders
13F · holdings as of the latest quarter funds have reported
GAMMA Investing LLC
412,655.0 sh
$660
Kohmann Bosshard Financial Services, LLC
44,605.0 sh
$71
EverSource Wealth Advisors, LLC
5,375.0 sh
$9
ROTHSCHILD INVESTMENT LLC
7.0 sh
$0
Farther Finance Advisors, LLC
15.0 sh
$0
SCHEDULE 13D/G
No 5%+ ownership filings
Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.
FORM 144
No planned-sale notices
No insider has notified an intent to sell. This is the panel to watch after a run-up.
Fund concentration
N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show
ICON Natural Resources and Infrastructure Fund
$52.5K POSITION · AS OF 2026-03-31
0.0%
VANGUARD RUSSELL 2000 VALUE INDEX FUND
$5.7K POSITION · AS OF 2026-02-28
0.0%
VANGUARD RUSSELL 2000 INDEX FUND
$38.8K POSITION · AS OF 2026-02-28
0.0%
Nuveen Small Cap Blend Index Fund
$4.4K POSITION · AS OF 2026-04-30
0.0%
SIIT EXTENDED MARKET INDEX FUND
$1.2K POSITION · AS OF 2026-02-28
0.0%
Destinations Small-Mid Cap Equity Fund
$286 POSITION · AS OF 2026-02-28
0.0%
SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK
Executive pay vs shareholder return
DEF 14A pay-versus-performance disclosure · both the headline pay and the SEC's mark-to-market figure, beside the return the company delivered and the return of the peer group it chose itself
FY
CEO TOTAL
ACTUALLY PAID
OTHER NEOs AVG
TSR
PEER TSR
2025
$5.4M
-$1.2M
$2.0M
-98%
+45%
2024
$5.4M
$4.9M
$1.6M
-84%
+46%
2023
$5.8M
$2.3M
$1.9M
-74%
+46%
2022
$5.8M
-$2.0M
$1.6M
-32%
+32%
2021
$7.0M
$6.4M
$1.7M
+51%
+49%
TAGGED BY THE COMPANY UNDER SEC ITEM 402(v) · RETURN IS CUMULATIVE FROM THE START OF THE DISCLOSURE PERIOD · GREEN WHERE THE COMPANY BEAT ITS OWN PEER GROUP
Fundamentals
Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all
2025-122024-122023-122022-12
REVENUE$3.0B$3.5B$3.7B$5.0B
GROSS PROFIT$165.9M$265.6M$142.3M$272.3M
OPERATING INCOME$-254.2M$-46.0M$-455.4M$-363.9M
NET INCOME$-545.6M$-348.5M$-701.3M$-430.9M
EPS (DILUTED)-15.24-9.86-19.88-11.99
OPERATING CASH FLOW$-102.4M$-14.2M$148.7M$43.5M
CASH$146.7M$209.8M$259.1M$211.7M
LONG-TERM DEBT$2.3B$2.2B$2.3B$2.3B
BUYBACKS$151.9M
DIVIDENDS PAID$1.2M$1.7M$17.9M$47.5M
SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-06 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE
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Public filings, honestly analyzed. Official US government sources in one desk — every figure carries the date it was filed, and the methodology is published, backtest included.

SEC FORM 4FORM 13F 13D/GFORM 144XBRL STOCK ACTCONTRACTSFEC CFPBNRC
© 2026 WAVEMAN · SOURCE: SEC EDGAR & OFFICIAL GOVERNMENT DATA · NOT INVESTMENT ADVICE · CHART BY TRADINGVIEW · UPDATED 2026-09-06 ALL SYSTEMS LIVE FOR MACHINES →