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The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.
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1
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NAMES OF REPORTING PERSONS
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Renfeng Guo
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2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
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(a)
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☐
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(b)
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☐
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3
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SEC USE ONLY
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4
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SOURCE OF FUNDS (SEE INSTRUCTIONS)
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PF (see Item 3)
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5
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CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(D) OR 2(E)
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☐
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6
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CITIZENSHIP OR PLACE OF ORGANIZATION
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United States
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NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
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7
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SOLE VOTING POWER
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2,294,952
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8
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SHARED VOTING POWER
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-0-
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9
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SOLE DISPOSITIVE POWER
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2,294,952
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10
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SHARED DISPOSITIVE POWER
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-0-
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11
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
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2,294,952
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12
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CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
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☐
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13
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
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8.79%
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14
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TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
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IN
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Item 1.
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Security and Issuer
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Item 2.
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Identity and Background
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Item 3.
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Source and Amount of Funds or Other Consideration
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Item 4.
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Purpose of Transaction
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Item 5.
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Interest in Securities of the Issuer
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Item 6.
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Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Issuer
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Item 7.
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Material to be Filed as Exhibits
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Renfeng Guo
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By:
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/s/ Renfeng Guo
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Name: Renfeng Guo
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Title: Chief Scientific Officer
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