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Mailing Address 3201 CARNEGIE AVENUE CLEVELAND OH 44115-2634
Business Address 3201 CARNEGIE AVENUE CLEVELAND OH 44115-2634 216-431-9900
ATHERSYS, INC / NEW CIK#: 0001368148 (see all company filings)

SIC: 2834 - PHARMACEUTICAL PREPARATIONS
State location: OH | State of Inc.: DE | Fiscal Year End: 1231
formerly: BTHC VI Inc (filings through 2007-09-06)
(CF Office: 03 Life Sciences)
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Items 1 - 40  0001368148 Filings RSS Feed
Filings Format Description Filed/Effective File/Film Number
8-K  Documents   Interactive Data Current report, items 1.01, 1.03, 2.03, 7.01, and 9.01
Acc-no: 0001437749-24-000820 (34 Act)  Size: 685 KB
2024-01-08 001-33876
24518345
25-NSE  Documents Notification filed by national security exchange to report the removal from listing and registration of matured, redeemed or retired securities
Acc-no: 0001354457-23-000993 (34 Act)  Size: 4 KB
2023-12-27 001-33876
8-K  Documents   Interactive Data Current report, items 2.05 and 5.02
Acc-no: 0001437749-23-035265 (34 Act)  Size: 149 KB
2023-12-22 001-33876
231510708
424B3  Documents Prospectus [Rule 424(b)(3)]
Acc-no: 0001437749-23-033443 (33 Act)  Size: 167 KB
2023-12-04 333-275458
231461310
EFFECT  Documents Notice of Effectiveness
Acc-no: 9999999995-23-003488 (33 Act)  Size: 1 KB
2023-11-29 16:00:00 333-275458
231453866
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001437749-23-033105 Size: 11 KB
2023-11-28
S-1/A  Documents [Amend] General form for registration of securities under the Securities Act of 1933
Acc-no: 0001437749-23-032817 (33 Act)  Size: 303 KB
2023-11-22 333-275458
231429780
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001437749-23-032255 (34 Act)  Size: 5 MB
2023-11-16 001-33876
231412486
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-23-012525 Size: 40 KB
2023-11-15
NT 10-Q  Documents Notification of inability to timely file Form 10-Q or 10-QSB
Acc-no: 0001437749-23-032049 (34 Act)  Size: 24 KB
2023-11-14 001-33876
231407987
S-1  Documents General form for registration of securities under the Securities Act of 1933
Acc-no: 0001437749-23-031313 (33 Act)  Size: 327 KB
2023-11-09 333-275458
231393699
8-K  Documents   Interactive Data Current report, items 1.01, 3.02, and 9.01
Acc-no: 0001437749-23-029409 (34 Act)  Size: 342 KB
2023-10-30 001-33876
231360721
8-K  Documents   Interactive Data Current report, items 3.01 and 8.01
Acc-no: 0001437749-23-028460 (34 Act)  Size: 147 KB
2023-10-18 001-33876
231330938
8-K  Documents   Interactive Data Current report, items 1.01, 3.02, and 9.01
Acc-no: 0001437749-23-028109 (34 Act)  Size: 378 KB
2023-10-12 001-33876
231321894
8-K  Documents   Interactive Data Current report, items 1.01, 8.01, and 9.01
Acc-no: 0001437749-23-028018 (34 Act)  Size: 184 KB
2023-10-11 001-33876
231319567
8-K  Documents   Interactive Data Current report, items 8.01 and 9.01
Acc-no: 0001437749-23-027531 (34 Act)  Size: 182 KB
2023-10-03 001-33876
231304600
8-K  Documents   Interactive Data Current report, items 5.02, 5.07, 8.01, and 9.01
Acc-no: 0001437749-23-027410 (34 Act)  Size: 326 KB
2023-10-02 001-33876
231300551
424B3  Documents Prospectus [Rule 424(b)(3)]
Acc-no: 0001437749-23-026700 (33 Act)  Size: 115 KB
2023-09-25 333-274498
231276207
EFFECT  Documents Notice of Effectiveness
Acc-no: 9999999995-23-002718 (33 Act)  Size: 1 KB
2023-09-21 16:00:00 333-274498
231270163
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001437749-23-026421 Size: 11 KB
2023-09-19
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001437749-23-026244 (34 Act)  Size: 186 KB
2023-09-19 001-33876
231262389
8-K  Documents   Interactive Data Current report, item 8.01
Acc-no: 0001437749-23-026239 (34 Act)  Size: 325 KB
2023-09-19 001-33876
231262357
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-23-010269 Size: 40 KB
2023-09-18
S-3  Documents Registration statement under Securities Act of 1933
Acc-no: 0001437749-23-025789 (33 Act)  Size: 278 KB
2023-09-13 333-274498
231253463
8-K  Documents   Interactive Data Current report, item 8.01
Acc-no: 0001437749-23-025549 (34 Act)  Size: 158 KB
2023-09-11 001-33876
231246907
424B4  Documents Prospectus [Rule 424(b)(4)]
Acc-no: 0001437749-23-024254 (33 Act)  Size: 409 KB
2023-08-21 333-273256
231188828
8-K  Documents   Interactive Data Current report, items 1.01 and 8.01
Acc-no: 0001368148-23-000100 (34 Act)  Size: 647 KB
2023-08-18 001-33876
231184169
DEF 14A  Documents Other definitive proxy statements
Acc-no: 0001368148-23-000095 (34 Act)  Size: 3 MB
2023-08-17 001-33876
231182103
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001368148-23-000092 (34 Act)  Size: 4 MB
2023-08-16 001-33876
231178977
NT 10-Q  Documents Notification of inability to timely file Form 10-Q or 10-QSB
Acc-no: 0001368148-23-000089 (34 Act)  Size: 229 KB
2023-08-15 001-33876
231172580
EFFECT  Documents Notice of Effectiveness
Acc-no: 9999999995-23-002358 (33 Act)  Size: 1 KB
2023-08-11 16:00:00 333-273256
231165935
8-K  Documents   Interactive Data Current report, items 5.02 and 8.01
Acc-no: 0001368148-23-000087 (34 Act)  Size: 161 KB
2023-08-11 001-33876
231161634
8-K  Documents   Interactive Data Current report, item 8.01
Acc-no: 0001368148-23-000083 (34 Act)  Size: 154 KB
2023-08-10 001-33876
231160523
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001368148-23-000081 Size: 11 KB
2023-08-09
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001368148-23-000079 Size: 57 KB
2023-08-09
8-K  Documents   Interactive Data Current report, item 8.01
Acc-no: 0001368148-23-000077 (34 Act)  Size: 156 KB
2023-08-08 001-33876
231149412
S-1/A  Documents [Amend] General form for registration of securities under the Securities Act of 1933
Acc-no: 0001437749-23-022348 (33 Act)  Size: 1 MB
2023-08-07 333-273256
231148351
8-K  Documents   Interactive Data Current report, item 3.01
Acc-no: 0001368148-23-000075 (34 Act)  Size: 155 KB
2023-07-31 001-33876
231125082
S-1/A  Documents [Amend] General form for registration of securities under the Securities Act of 1933
Acc-no: 0001437749-23-020944 (33 Act)  Size: 540 KB
2023-07-28 333-273256
231119828
S-1/A  Documents [Amend] General form for registration of securities under the Securities Act of 1933
Acc-no: 0001437749-23-020653 (33 Act)  Size: 1 MB
2023-07-26 333-273256
231110282