Sec Form 4 Filing - Kagimoto Tadahisa @ ATHERSYS, INC / NEW - 2018-03-13

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 Kagimoto Tadahisa 2. Issuer Name and Ticker or Trading Symbol ATHERSYS, INC / NEW [ ATHX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 3201 CARNEGIE AVENUE 3. Date of Earliest Transaction (MM/DD/YY) 03/13/2018 (Street) CLEVELAND, OH44115-2634 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 Common Stock 03/13/2018 J( 1 ) 12,000,000 A $ 1.76 12,000,000 I Healios Common Stock 04/02/2020 J( 2 ) 4,000,000 A $ 1.76 16,000,000 I Healios

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 Warrant (right to purchase) ( 3 ) 04/02/2020 J( 2 ) 4,000,000 06/06/2018 09/01/2020 Common Stock 4,000,000 ( 3 ) 0 I Healios

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Kagimoto Tadahisa 3201 CARNEGIE AVENUE CLEVELAND, OH44115-2634 X Signatures /s/ Hardy TS Kagimoto 04/02/2020 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents 12,000,000 shares of Common Stock. See "Remarks". ( 2 )Represents tranche of the Warrant providing the right to purchase up to 4,000,000 shares of Common Stock. See "Remarks". ( 3 )Greater of $1.76 and 110% of the average closing price per share of Common Stock for the 10 trading days immediately preceding (but not including) the date the Warrant is exercised.

Remarks: For further information regarding HEALIOS K.K.'s ("Healios") beneficial ownership of securities, please refer to Healios's Statement on Schedule 13D, as initially filed on March 23, 2018, which may be amended from time to time (the "Healios Filing"). Information contained in the Healios Filing is incorporated herein by reference.

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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