ATHERSYS, INC / NEW Form 424B3: Prospectus (Rule 424(b)(3))

Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.

2023-12-04: Form 424B3; Description FORM 424B3; Document athx20231129_424b3.htm.
2023-09-25: Form 424B3; Description FORM 424B3; Document athx20230922_424b3.htm.
2023-06-08: Form 424B3; Description FORM 424B3; Document athx20230608_424b3.htm.
2023-06-08: Form 424B3; Description FORM 424B3; Document athx20230607_424b3.htm.

Filed	Form	Description	Document
2023-12-04	424B3	FORM 424B3	athx20231129_424b3.htm
2023-09-25	424B3	FORM 424B3	athx20230922_424b3.htm
2023-06-08	424B3	FORM 424B3	athx20230608_424b3.htm
2023-06-08	424B3	FORM 424B3	athx20230607_424b3.htm
2021-07-08	424B3	FORM 424B3	d167211d424b3.htm
2020-08-21	424B3	424B3	d66047d424b3.htm
2019-11-26	424B3	424B3	d836171d424b3.htm
2018-02-14	424B3	424B3	d443417d424b3.htm
2016-04-20	424B3	424B3	d185442d424b3.htm
2016-01-14	424B3	424B3	d107699d424b3.htm
2015-02-09	424B3	424B3	d867257d424b3.htm
2013-11-14	424B3	424B3	d628572d424b3.htm
2013-11-08	424B3	424B3	d616103d424b3.htm
2013-08-13	424B3	424(B)(3)	d581753d424b3.htm
2013-05-16	424B3	FORM 424B3	d540180d424b3.htm
2013-04-30	424B3	424B3	d498879d424b3.htm
2012-11-08	424B3	424(B)(3)	d436417d424b3.htm
2012-08-14	424B3	424(B)(3)	d397522d424b3.htm
2012-05-15	424B3	424B3	d353726d424b3.htm
2012-04-17	424B3	424B3	d321913d424b3.htm
2012-04-10	424B3	424B3	d325118d424b3.htm
2012-01-26	424B3	424B3	d287682d424b3.htm
2012-01-18	424B3	424B3	d258180d424b3.htm
2007-10-18	424B3	ATHERSYS, INC. 424B3	l26845fe424b3.htm