Trinseo PLC (OTC: TSEOQ), an SEC filer in Plastic Materials, Synth Resins & Nonvulcan Elastomers, has a net margin of -18.3% and 3-year sales growth of -15.7%. Institutional ownership, earnings history and filed financials are on the tabs below.
Crowding percentile lands with its cohort — the cohort is size-matched, so it needs a market cap for TSEOQ in the served universe — that lands with the next screener build.
| # | Holder | Shares | Value | % of shares out | Δ QoQ |
|---|---|---|---|---|---|
| 1 | Kohmann Bosshard Financial Services, LLC | 44,60544,605 | $4,684 | 0.12% | — |
| 2 | Nuveen, LLC | 44,28044,280 | $4,649 | 0.12% | — |
| 3 | EverSource Wealth Advisors, LLC | 5,4305,430 | $570 | 0.01% | ADD 7% |
| 4 | BARCLAYS PLC | 4,8024,802 | $505 | 0.01% | TRIM -91% |
| 5 | GAMMA Investing LLC | 2,1482,148 | $226 | 0.01% | ADD 104% |
| 6 | RHUMBLINE ADVISERS | 1,6541,654 | $173 | 0.00% | TRIM -92% |
| 7 | McIlrath & Eck, LLC | 1,4441,444 | $152 | 0.00% | — |
| 8 | SWAN Capital LLC | 250250 | $26 | 0.00% | — |
| 9 | Rockefeller Capital Management L.P. | 160160 | $17 | 0.00% | — |
| 10 | Sunbelt Securities, Inc. | 6464 | $7 | 0.00% | NEW |
Ranked by each filer’s own reported value, not shares.
| Biggest buyers | Δ shares | Δ value | |
|---|---|---|---|
| GAMMA Investing LLC | +1,096 | — | ADD |
| EverSource Wealth Advisors, LLC | +345 | — | ADD |
| Sunbelt Securities, Inc. | +64 | — | OPEN |
| Essential Partners LLC | +57 | — | ADD |
| IFP Advisors, Inc | +42 | — | ADD |
| Biggest sellers | Δ shares | Δ value | |
|---|---|---|---|
| M&G PLC | −7,625,044 | — | CLOSE |
| BlackRock, Inc. | −2,413,178 | — | CLOSE |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | −2,091,125 | — | CLOSE |
| Owl Creek Asset Management, L.P. | −1,669,952 | — | CLOSE |
| ICON ADVISERS INC/CO | −1,000,000 | — | CLOSE |
Prior quarter split-rebased · 13Fs are long, US-listed only.
| Holder | 2024-Q4 | 2025-Q1 | 2025-Q2 | 2025-Q3 | 2025-Q4 | 2026-Q1 | Latest value |
|---|---|---|---|---|---|---|---|
| Kohmann Bosshard Financial Services, LLC | 35K | 45K | 45K | 45K | 45K | 45K | $4,684 |
| Nuveen, LLC | — | — | 44K | 44K | 44K | 44K | $4,649 |
| EverSource Wealth Advisors, LLC | — | — | — | 5K | 5K | 5K | $570 |
| BARCLAYS PLC | 48K | 23K | 59K | 48K | 53K | 5K | $505 |
| GAMMA Investing LLC | — | — | — | — | 1K | 2K | $226 |
| RHUMBLINE ADVISERS | 8K | 5K | 33K | 33K | 22K | 2K | $173 |
| McIlrath & Eck, LLC | 1K | 1K | 1K | 1K | 1K | 1K | $152 |
| SWAN Capital LLC | 250 | 250 | 250 | 250 | 250 | 250 | $26 |
| Rockefeller Capital Management L.P. | — | — | — | 160 | 160 | 160 | $17 |
| Sunbelt Securities, Inc. | — | — | — | 3 | — | 64 | $7 |
Green = added, red = trimmed, grey = held; a dash is a quarter with no 13F on file — a gap, not an exit.
Breaks = no 13F that quarter.
Short interest has its own tab now — open SI →
SEC Form 13F · ~10,250 filers, 10y · long-only, US-listed, filed ≤45d after quarter-end.
