25 1 ea170847-25_rubicon.htm FORM 25

UNITED STATES	OMB APPROVAL
SECURITIES AND EXCHANGE COMMISSION	OMB Number:	3235-0080
Washington, D.C. 20549	Expires:	March 31, 2018
FORM 25	Estimated average burden
	hours per response:	1.7

NOTIFICATION OF REMOVAL FROM LISTING AND/OR REGISTRATION
UNDER SECTION 12(b) OF THE SECURITIES EXCHANGE ACT OF 1934.

Commission File Number

Rubicon Technology, Inc.

The NASDAQ Capital Market

(Exact name of Issuer as specified in its charter, and name of Exchange where security is listed and/or registered)

900 East Green Street, Bensenville, Illinois 60106

(847) 295-7000

(Address, including zip code, and telephone number, including area code, of Issuer's principal executive offices)

Common Stock, par value $.001 per share

(Description of class of securities)

Please place an X in the box to designate the rule provision relied upon to strike the class of securities from listing and registration:

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17 CFR 240.12d2-2(a)(1)

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17 CFR 240.12d2-2(a)(2)

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17 CFR 240.12d2-2(a)(3)

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17 CFR 240.12d2-2(a)(4)

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Pursuant to 17 CFR 240.12d2-2(b), the Exchange has complied with its rules to strike the class of securities from listing and/or withdraw registration on the Exchange. ¹

Pursuant to 17 CFR 240.12d2-2(c), the Issuer has complied with its rules of the Exchange and the requirements of 17 CFR 240.12d-2(c) governing the voluntary withdrawal of the class of securities from listing and registration on the Exchange.

Form 25 and attached Notice will be considered compliance with the provisions of 17 CFR 240.19d-1 as applicable. See General Instructions.

Pursuant to the requirements for the Securities Exchange Act of 1934, Rubicon Technology, Inc. (Name of Issuer or Exchange) certifies that it has reasonable grounds to believe that it meets all of the requirements for filing the Form 25 and has caused this notification to be signed on its behalf by the undersigned duly authorized person.

	12/23/2022		By		/s/ Timothy Brog		Chief Executive Officer, Acting Chief Financial Officer and President
	Date				Name		Title

Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

SEC Form 25 filed by Rubicon Technology Inc.