Sec Form 4 Filing - Kelterborn Sascha Rene @ Microvast Holdings, Inc. - 2021-07-23

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 Kelterborn Sascha Rene 2. Issuer Name and Ticker or Trading Symbol Microvast Holdings, Inc. [ MVST] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) CRO & Man. Dir. Microvast EMEA (Last) (First) (Middle) 12603 SOUTHWEST FREEWAY, SUITE 210 3. Date of Earliest Transaction (MM/DD/YY) 07/23/2021 (Street) STAFFORD, TX77477 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ 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

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 Employee Stock Option (right to buy) $ 6.28 07/23/2021 A 480,900 ( 1 ) 07/23/2027 Class A Common Stock 480,900 ( 2 ) 480,900 D Employee Stock Option (right to buy) $ 6.28 07/23/2021 A 641,200 ( 1 ) 07/27/2030 Class A Common Stock 641,200 ( 3 ) 641,200 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Kelterborn Sascha Rene 12603 SOUTHWEST FREEWAY SUITE 210 STAFFORD, TX77477 CRO & Man. Dir. Microvast EMEA Signatures /s/ Sarah Alexander, Attorney-in-Fact 07/26/2021 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The shares underlying this option vest one-third on each of the first, second and third anniversaries of the Merger. ( 2 )Received in connection with the closing of the transactions contemplated by the Agreement and Plan of Merger by andamong Tuscan Holdings Corp, TSCN Merger Sub Inc. and Microvast, Inc. ("Microvast"), dated February 1, 2021 (the"Merger"), in exchange for an employee stock option to acquire 3,000 shares of common stock of Microvast for $1,005.85 per share. ( 3 )Received in the Merger in exchange for an employee stock option to acquire 4,000 shares of common stock of Microvast for $1,005.85 per share.

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).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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