UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 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): January 17, 2018

ICHOR HOLDINGS, LTD.

(Exact name of registrant as specified in its charter)

3185 Laurelview Ct.

Fremont, California 94538

(Address of principal executive offices, including Zip Code)

(510) 897-5200

(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:

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.   ☒

On January 17, 2018, Ichor Holdings, Ltd. (the “Company”) issued a press release announcing preliminary fourth quarter 2017 financial results and first quarter 2018 outlook. A copy of the press release is furnished with this Form 8‑K as Exhibit 99.1. The Company is also announcing its fourth quarter 2017 conference call to be held on February 7, 2018 at 1:30 p.m. Pacific time to discuss these results.

The information contained under Item 2.02 of this Current Report on Form 8‑K (including Exhibit 99.1) is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference in such a filing.

The Company uses the “Investors” section of its website (ir.ichorsystems.com) as a means of disclosing material non‑public information and for complying with its disclosure obligations under Regulation FD.

SIGNATURES

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 thereunto duly authorized.