Sec Form 4 Filing - Magnetar Financial LLC @ CHP Merger Corp. - 2022-04-25

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Magnetar Financial LLC 2. Issuer Name and Ticker or Trading Symbol CHP Merger Corp. [ CHPM] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 1603 ORRINGTON AVENUE,, 13TH FLOOR 3. Date of Earliest Transaction (MM/DD/YY) 04/25/2022 (Street) EVANSTON, IL60201 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 04/25/2022 J( 1 ) 696,898 D $ 10.2122 0 I See Footnotes( 2 )( 3 )( 4 )( 5 ) Common Stock 04/25/2022 J( 1 ) 741,454 D $ 10.2122 0 I See Footnotes( 2 )( 3 )( 4 )( 6 ) Common Stock 04/25/2022 J( 1 ) 54,102 D $ 10.2122 0 I See Footnotes( 2 )( 3 )( 4 )( 7 ) Common Stock 04/25/2022 J( 1 ) 388,822 D $ 10.2122 0 I See Footnotes( 2 )( 3 )( 4 )( 8 ) Common Stock 04/25/2022 J( 1 ) 307,714 D $ 10.2122 0 I See Footnotes( 2 )( 3 )( 4 )( 9 ) Common Stock 04/25/2022 J( 1 ) 153,194 D $ 10.2122 0 I See Footnotes( 2 )( 3 )( 4 )( 10 )

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Magnetar Financial LLC 1603 ORRINGTON AVENUE, 13TH FLOOR EVANSTON, IL60201 X Magnetar Capital Partners LP 1603 ORRINGTON AVENUE, 13TH FLOOR EVANSTON, IL60201 X Supernova Management LLC 1603 ORRINGTON AVENUE, 13TH FLOOR EVANSTON, IL60201 X Litowitz Alec N 1603 ORRINGTON AVENUE, 13TH FLOOR EVANSTON, IL60201 X Signatures /s/ Alec N. Litowitz, as Manager of Supernova Management LLC, which is the General Partner of Magnetar Capital Partners LP, which is in turn the Sole Member of Magnetar Financial LLC 04/27/2022 Signature of Reporting Person Date /s/ Alec N. Litowitz, as Manager of Supernova Management LLC, which is the General Partner of Magnetar Capital Partners LP 04/27/2022 Signature of Reporting Person Date /s/ Alec N. Litowitz, as Manager of Supernova Management LLC 04/27/2022 Signature of Reporting Person Date /s/ Alec N. Litowitz 04/27/2022 Signature of Reporting Person Date

Explanation of Responses:

( 1 )In connection with the liquidation of CHP Merger Corp. ("CHP") and in accordance with its amended and restated certificate of incorporation, CHP distributed to the holders of its common stock issued in its initial public offering their pro-rata portion of the funds held in the trust account established for the benefit of such stockholders, as described in the current report on Form 8-K filed by CHP on April 15, 2022. ( 2 )Magnetar Financial LLC ("Magnetar Financial") serves as investment manager of each of Magnetar Constellation Fund II Ltd, Magnetar Constellation Master Fund, Ltd, Magnetar Systematic Multi-Strategy Master Fund Ltd, Magnetar Xing He Master Fund Ltd, and Magnetar SC Fund Ltd, all of which are Cayman Islands exempted companies, and Magnetar Structured Credit Fund, LP, which is a Delaware limited partnership (collectively, the "Magnetar Funds"). ( 3 )Magnetar Capital Partners LP ("Magnetar Capital Partners"), a Delaware limited partnership, is the sole member and parent holding company of Magnetar Financial. Supernova Management LLC ("Supernova Management"), a Delaware limited liability company, is the general partner of Magnetar Capital Partners. The manager of Supernova Management is Alec N. Litowitz, a citizen of the United States of America. ( 4 )Each of the Magnetar Funds, Magnetar Financial, Magnetar Capital Partners, Supernova Management and Alec N. Litowitz disclaims beneficial ownership of these shares of the Issuer's Common Stock. ( 5 )These securities are held directly by Magnetar Constellation Fund II Ltd. ( 6 )These securities are held directly by Magnetar Constellation Master Fund, Ltd. ( 7 )These securities are held directly by Magnetar Systematic Multi-Strategy Master Fund Ltd. ( 8 )These securities are held directly by Magnetar Structured Credit Fund LP. ( 9 )These securities are held directly by Magnetar Xing He Master Fund Ltd. ( 10 )These securities are held directly by Magnetar SC Fund Ltd.

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 4(b)(v).

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