26 results
Page 2 of 2
6-K
EX-4.1
nka qn50ofc08
27 Sep 17
Tantech Holdings Ltd. Announces Entry into Agreement for Registered Direct Placement of $6.5 Million Common Shares and Warrants
12:00am
F-3/A
EX-4.3
r0xahm
2 Sep 16
Shelf registration (foreign) (amended)
12:00am
F-3/A
EX-4.2
zzt1lu8n1aj25y 5r0k
2 Sep 16
Shelf registration (foreign) (amended)
12:00am
F-1/A
EX-4.1
erztfwpg1csi ccmzif
15 Dec 14
Registration statement (foreign) (amended)
12:00am