Sec Form 4 Filing - FUJIFILM Cellular Dynamics, Inc. @ Century Therapeutics, Inc. - 2021-06-22

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 FUJIFILM Cellular Dynamics, Inc. 2. Issuer Name and Ticker or Trading Symbol Century Therapeutics, Inc. [ IPSC] 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) 525 SCIENCE DRIVE, 3. Date of Earliest Transaction (MM/DD/YY) 06/22/2021 (Street) MADISON, WI53711 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 06/22/2021 C 3,974,404 A 6,955,207 D ( 2 )

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 Series A Convertible Preferred Stock ( 1 ) 06/22/2021 C 10,000,000 ( 1 ) ( 1 ) Common Stock 3,974,404 ( 1 ) $ 0 0 D ( 2 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other FUJIFILM Cellular Dynamics, Inc. 525 SCIENCE DRIVE MADISON, WI53711 X FUJIFILM Corp 7-3 AKASAKA 9-CHOME MINATO-KU TOKYO, M0107-0052 X FUJIFILM Holdings America Corp 200 SUMMIT LAKE DRIVE VALHALLA, NY10595-1356 X FUJIFILM Holdings Corp 7-3, AKASAKA 9-CHOME, MINATO-KU TOKYO, M0107-0052 X Signatures /s/ Takeshi Yamamoto, President and CEO of FUJIFILM Cellular Dynamics, Inc. and attorney-in-fact for FUJIFILM Holdings America Corporation, FUJIFILM Corporation and FUJIFILM Holdings Corporation 06/23/2021 Signature of Reporting Person Date

Explanation of Responses:

( 1 )FUJIFILM Cellular Dynamics, Inc. held 10,000,000 shares of the issuer's Series A Convertible Preferred Stock. The Series A Convertible Preferred Stock was immediately convertible into shares of the issuer's common stock and had no expiration date. On June 22, 2021, the 10,000,000 shares of Series A Convertible Preferred Stock automatically converted into 3,974,404 shares of the issuer's common stock upon the closing of the issuer's initial public offering. ( 2 )FUJIFILM Cellular Dynamics, Inc. is the direct owner of the reported securities. FUJIFILM Cellular Dynamics, Inc. is a wholly owned subsidiary of FUJIFILM Holdings America Corporation; FUJIFILM Holdings America Corporation is a wholly owned subsidiary of FUJIFILM Corporation; and FUJIFILM Corporation is a wholly owned subsidiary of FUJIFILM Holdings Corporation. Accordingly, each of FUJIFILM Holdings America Corporation, FUJIFILM Corporation and FUJIFILM Holdings Corporation beneficially owns the reported securities indirectly.

Remarks: Exhibit List:Exhibit 99 - Joint Filer Information

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