Summary of Athersys, Inc. 2022 Cash Bonus Incentive Plan (incorporated herein by reference to Exhibit 10.27 to the registrant's Annual Report on Form 10-K (Commission No. 001-33876) filed with the Commission on March 15, 2022

On March 5, 2022, the Board of Directors of Athersys, Inc. (“the Company”), based upon the recommendation of the Compensation Committee of the Board of Directors of the Company, approved a cash bonus incentive plan (the “Plan”) for the year ending December 31, 2022 for the named executive officers of the Company. The Plan provides that each participant is eligible to earn a bonus during the award term of January 1, 2022 through December 31, 2022. The Plan provides for the following target bonus percentages of the named executive officer’s salary during the award term, payout being solely based on the achievement of specified corporate goals. The corporate goals include advancing the Company’s clinical programs for MultiStem and manufacturing process development initiatives, executing against the established operating plan and capital acquisition objectives. There is no formally adopted plan document for the Plan.

Title						Target Bonus
Chief Executive Officer						60		%
President & Chief Operating Officer						45		%
Executive Vice President & Chief Scientific Officer						45		%
Chief Financial Officer						40		%