Trinseo PLC

OTC:TSEOQ
Annual Meeting

of Shareholders

MEETING DATE

09/23/2026
DEF 14A FILED
08/07/2026
PUBLISHED
08/07/2026 2:13 pm
TIME TO PUBLISH
08/09/2026
METHODOLOGY
approve
EXCHANGE OTC:TSEOQ· CUSIP G9059U107 · CLASS ordinary shares · CIK 0001519061

RECONCILED · MIXED

Reconciled against the company’s Form 8-K Item 5.07 filed 2026-06-15.

13
FOR
0
AGAINST
0
WITHHOLD
13
BALLOT ITEMS

ITEM-BY-ITEM RECOMMENDATIONS

1.01
Election of K’Lynne Johnson as director
board
Routine
For
Board FOR · Duopoly unknown No divergence flagged

The proxy states the Board requests reelection of all eleven directors.

Divergence: 0 Review status: Approved. Publication ledger and 8-K reconciliation pending.
1.02
Election of Joseph Alvarado as director
board
Routine
For
Board FOR · Duopoly unknown No divergence flagged

The proxy states the Board requests reelection of all eleven directors.

Divergence: 0 Review status: Approved. Publication ledger and 8-K reconciliation pending.
1.03
Election of Frank Bozich as director
board
Routine
For
Board FOR · Duopoly unknown No divergence flagged

The proxy states the Board requests reelection of all eleven directors.

Divergence: 0 Review status: Approved. Publication ledger and 8-K reconciliation pending.
1.04
Election of Victoria Brifo as director
board
Routine
For
Board FOR · Duopoly unknown No divergence flagged

The proxy states the Board requests reelection of all eleven directors.

Divergence: 0 Review status: Approved. Publication ledger and 8-K reconciliation pending.
1.05
Election of Jeffrey J. Cote as director
board
Routine
For
Board FOR · Duopoly unknown No divergence flagged

The proxy states the Board requests reelection of all eleven directors.

Divergence: 0 Review status: Approved. Publication ledger and 8-K reconciliation pending.
1.06
Election of Jeanmarie Desmond as director
board
Routine
For
Board FOR · Duopoly unknown No divergence flagged

The proxy states the Board requests reelection of all eleven directors.

Divergence: 0 Review status: Approved. Publication ledger and 8-K reconciliation pending.
1.07
Election of Matthew Farrell as director
board
Routine
For
Board FOR · Duopoly unknown No divergence flagged

The proxy states the Board requests reelection of all eleven directors.

Divergence: 0 Review status: Approved. Publication ledger and 8-K reconciliation pending.
1.08
Election of Carol Flaton as director
board
Routine
For
Board FOR · Duopoly unknown No divergence flagged

The proxy states the Board requests reelection of all eleven directors.

Divergence: 0 Review status: Approved. Publication ledger and 8-K reconciliation pending.
1.09
Election of Jill Frizzley as director
board
Routine
For
Board FOR · Duopoly unknown No divergence flagged

The proxy states the Board requests reelection of all eleven directors.

Divergence: 0 Review status: Approved. Publication ledger and 8-K reconciliation pending.
1.10
Election of Sandra Beach Lin as director
board
Routine
For
Board FOR · Duopoly unknown No divergence flagged

The proxy states the Board requests reelection of all eleven directors.

Divergence: 0 Review status: Approved. Publication ledger and 8-K reconciliation pending.
1.11
Election of Henri Steinmetz as director
board
Routine
For
Board FOR · Duopoly unknown No divergence flagged

The proxy states the Board requests reelection of all eleven directors.

Divergence: 0 Review status: Approved. Publication ledger and 8-K reconciliation pending.
2
Advisory vote on named executive officer compensation
compensation
Routine
For
Board FOR · Duopoly unknown No divergence flagged

The filing states approximately 96% of votes cast supported executive compensation in 2025.

Divergence: 0 Review status: Approved. Publication ledger and 8-K reconciliation pending.
3
Ratification of appointment of PricewaterhouseCoopers LLP as independent registered public accounting firm and authorization of the Audit Committee to set auditors' remuneration
auditor
Routine
For
Board FOR · Duopoly unknown No divergence flagged

The Audit Committee retained PwC for 2026 and pre-approved all audit and permitted non-audit services.

Divergence: 0 Review status: Approved. Publication ledger and 8-K reconciliation pending.

Ledger

23a1e9286591aee9bf0b11018b838db31d7e13f9fe0537e535a731eb15930686

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