Rubicon Technology (RBCN) Form 3 Rubicon Technology / John Eidinger ownership change

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Eidinger John

(Last) (First) (Middle)

80 EIGHTH AVENUE, SUITE 1500

(Street)

NEW YORK NY 10011

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
08/19/2022

3. Issuer Name and Ticker or Trading Symbol
Rubicon Technology, Inc. [ RBCN ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	0(1)	I(1)	See footnote(1)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. No securities are beneficially owned by the Reporting Person. The Reporting Person serves as a director of the Issuer at the request of the beneficial owner of 1,108,000 shares of the Issuer's outstanding Common Stock and beneficially owns 15.67% of such shareholder's outstanding common stock. The Reporting Person is not a controlling shareholder of such shareholder and does not have or share investment control over such shareholder's portfolio. The Reporting Person disclaims beneficial ownership of any interest in the Issuer held by such shareholder and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of the securities for purposes of Section 16 or any other purpose.

Remarks:

Exhibit List: Exhibit 24 -Power of Attorney

	/s/ John Eidinger	08/29/2022
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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