8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): October 7, 2019

Trinseo S.A.

(Exact name of registrant as specified in its charter)

Luxembourg	001-36473	N/A
(State or other jurisdiction of incorporation or organization)	(Commission File Number)	(I.R.S. Employer Identification Number)

1000 Chesterbrook Boulevard, Suite 300,

Berwyn, Pennsylvania 19312

(Address of principal executive offices, including zip code)

(610) 240-3200

(Telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Securities registered pursuant to Section 12(b) of the Act:

Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Ordinary Shares, par value $0.01 per share	TSE	New York Stock Exchange

ITEM 8.01  Other Events.

Trinseo S.A. (the “Company”) will hold an Extraordinary General Meeting of Shareholders on November 20, 2019 (the “Extraordinary Meeting”) in the Grand Duchy of Luxembourg for shareholders of record as of October 18, 2019.

Each shareholder who plans to attend the Company’s Extraordinary Meeting in person is required to notify the Company in accordance with the Company’s amended and restated articles of association. Any such notices to attend the Extraordinary Meeting should be directed to the Company’s Corporate Secretary at the principal executive offices of the Company:

Attn:  Corporate Secretary – Notification to Attend Extraordinary Meeting

Trinseo S.A.

1000 Chesterbrook Boulevard, Suite 300

Berwyn, Pennsylvania 19312

The Company anticipates that it will print and mail to shareholders of record as of October 18, 2019 the Company’s proxy statement for the Extraordinary Meeting on or about November 1, 2019.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	TRINSEO S.A.
	By:	/s/ Angelo N. Chaclas
	Name:	Angelo N. Chaclas
	Title:	Senior Vice President, Chief Legal Officer,
		Chief Compliance Officer & Corporate
		Secretary
Date: October 7, 2019

XML

Document and Entity Information	Oct. 07, 2019
Document and Entity Information [Abstract]
Document Type	8-K
Document Period End Date	Oct. 07, 2019
Entity File Number	001-36473
Entity Registrant Name	Trinseo S.A.
Entity Incorporation, State or Country Code	N4
Entity Tax Identification Number	00-0000000
Entity Address, Address Line One	1000 Chesterbrook Boulevard
Entity Address, Adress Line Two	Suite 300
Entity Address, State or Province	PA
Entity Address, City or Town	Berwyn
Entity Address, Postal Zip Code	19312
City Area Code	610
Local Phone Number	240-3200
Written Communications	false
Soliciting Material	false
Pre-commencement Tender Offer	false
Pre-commencement Issuer Tender Offer	false
Title of 12(b) Security	Ordinary Shares, par value $0.01 per share
Trading Symbol	TSE
Security Exchange Name	NYSE
Entity Emerging Growth Company	false
Entity Central Index Key	0001519061
Amendment Flag	false