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): September ~~March~~5, 62023 (September 5, 2023)

Altimar Acquisition Corp. III

(Exact name of registrant as specified in its charter)

Cayman Islands
(State or other jurisdiction of
incorporation)

001-40149
(Commission
File Number)

98-1576586
(I.R.S. Employer
Identification No.)

40 West 57th Street ~~33rd Floor New York, New York 10019 (Address of principal executive offices) (Zip Code)~~

~~(212)~~33rd ~~287-6767 (Registrant’s Telephone Number, Including Area Code)~~Floor

~~Not~~New ~~Applicable (Former Name or Former Address~~York, ifNew York ~~Changed Since Last Report)~~10019

~~Check~~(Address ~~the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation~~ of ~~the~~principal ~~registrant under any of the following provisions~~executive ~~(see~~offices, ~~General~~including ~~Instruction~~zip ~~A.2. below~~code):

(212) 287-6767
(Registrant’s telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report)

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:

☐	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))

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

Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Units, each consisting of one Class A ordinary share, $0.0001 par value, and one-fourth of one redeemable warrant	ATAQ.U	New York Stock Exchange
Class A ordinary share, $0.0001 par value	ATAQ	New York Stock Exchange
Warrants, each whole warrant exercisable for one Class A ordinary share, each at an exercise price of $11.50 per share	ATAQ.WS	New York Stock Exchange

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. ☐

Item 58.0301 ~~Amendments~~Other ~~to Articles of Incorporation or Bylaws; Change in Fiscal Year~~Events.

On ~~March~~September 65, 2023, Altimar Acquisition Corp. III (the “Company” ~~or “Altimar III”~~) ~~held~~issued ana ~~extraordinary~~press ~~general~~release ~~meeting~~announcing ofit ~~Altimar~~will ~~III~~redeem ~~shareholders (the~~all ~~“Extraordinary~~of ~~General~~its ~~Meeting”)~~outstanding ~~originally~~Class ~~scheduled~~A ~~for March 1~~ordinary shares, ~~2023~~par ~~and~~value ~~then adjourned to March 3~~$0.0001, ~~2023~~effective ~~and~~as ~~then adjourned~~of ~~again~~September ~~to March 6~~22, 2023~~. At the Extraordinary General Meeting~~, ~~the~~because ~~Company’s shareholders approved amendments to~~ the Company~~’s Amended~~ ~~and~~will ~~Restated~~not ~~Memorandum and Articles of Association, as amended (the “Articles Amendment”) to (i) extend the date by which the Company must~~ consummate ~~its~~an initial business combination within ~~from~~the ~~March~~time 8,period ~~2023~~required toby ~~September~~its 8,amended ~~2023 (the “Extension”),~~ and ~~(ii)~~restated ~~eliminate~~memorandum ~~the~~and ~~limitation~~articles ~~that~~of ~~the~~association. ~~Company~~A ~~shall~~copy ~~not~~of ~~redeem public shares to~~ the ~~extent~~press ~~that~~release ~~such~~is ~~redemption would cause the Company’s~~attached ~~net~~hereto ~~tangible~~as ~~assets~~Exhibit to99.1 beand ~~less~~is ~~than~~incorporated ~~$5,000,001~~herein ~~(the~~by ~~“Redemption Limitation”)~~reference.

~~Amendment~~Item to9.01 ~~the~~Financial ~~Amended and~~Statements ~~Restated Memorandum~~ and ~~Articles of Association is attached as Exhibit 3~~Exhibits.~~1 hereto and incorporated herein by reference.~~

~~Under~~(d) ~~Cayman Islands law, the Articles Amendment took effect upon approval of the Extension Amendment Proposal and the Redemption Limitation Amendment Proposal~~Exhibits. Accordingly, the Company now has until September 8, 2023, to consummate its initial business combination. The foregoing description is qualified in its entirety by reference to the Amendment of the Amended and Restated Memorandum and Articles of Association, as amended, a copy of which is attached as Exhibit 3.1 hereto and is incorporated by reference herein.

~~Item~~EXHIBIT ~~9.01 Financial Statements and Exhibits.~~INDEX

(d) Exhibits

Exhibit No.		Description
99.1		Press Release, dated September 5, 2023.
104		Cover Page Interactive Data File (embedded within the Inline XBRL document).

Exhibit No.		Description of Exhibits
3.1		Amendment to the Amended and Restated Memorandum and Articles of Association, as amended.
104		Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

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

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

	ALTIMAR ACQUISITION CORP. III


Date: September 5, 2023	By:	/s/ Wendy Lai
		Name: Wendy Lai
		Title: Chief Financial Officer

	ALTIMAR ACQUISITION CORP. III
Date: March 8, 2023	By:	/s/ Tom Wasserman
		Name: Tom Wasserman
		Title: Chief Executive Officer

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