Alice Heezen - Nov 12, 2021 Form 4 Insider Report for Trinseo PLC (TSE)

Role
SVP - Human Resources
Signature
/s/ Angelo Chaclas, attorney-in-fact
Stock symbol
TSE
Transactions as of
Nov 12, 2021
Transactions value $
-$352,311
Form type
4
Date filed
11/16/2021, 03:03 PM
SEC
View on sec.gov

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction TSE Ordinary Shares Options Exercise $157K +6.44K +54.51% $24.30 18.3K Nov 12, 2021 Direct
transaction TSE Ordinary Shares Options Exercise $274K +5.36K +29.37% $51.02* 23.6K Nov 12, 2021 Direct
transaction TSE Ordinary Shares Sale -$682K -11.8K -49.97% $57.75* 11.8K Nov 12, 2021 Direct F1, F2
transaction TSE Ordinary Shares Sale -$101K -1.74K -14.71% $57.94* 10.1K Nov 12, 2021 Direct F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction TSE Option to Purchase Ordinary Shares Options Exercise $0 -6.44K -33.33% $0.00 12.9K Nov 12, 2021 Ordinary Shares 6.44K $24.30 Direct F4
transaction TSE Option to Purchase Ordinary Shares Options Exercise $0 -5.36K -66.66% $0.00 2.68K Nov 12, 2021 Ordinary Shares 5.36K $51.02 Direct F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 A portion of the proceeds from the sale were used to pay the exercise price of stock options pursuant to a broker-assisted cashless exercise, and applicable withholding taxes.
F2 Price reflects the weighted average sale price for the sale transactions made on the date reported above. Sale prices ranged from $57.75 to $57.79. The reporting person will provide, upon request by the Staff, the Company, or a security holder of the Company, full information regarding the number of shares purchased or sold at each separate price.
F3 Price reflects the weighted average sale price for the sale transactions made on the date reported above. Sale prices ranged from $57.93 to $58.00. The reporting person will provide, upon request by the Staff, the Company, or a security holder of the Company, full information regarding the number of shares purchased or sold at each separate price.
F4 Options will vest in three equal annual installments beginning on the first anniversary of the grant date.