7 results
6-K
EX-1.1
TANH
Tantech Holdings Ltd
21 Mar 22
Tantech Holdings Ltd. Announces Successful Closing of $10.0 Million Underwritten Public Offering
6:03am
6-K
EX-1.1
TANH
Tantech Holdings Ltd
6 Dec 21
Tantech Closes $13.7 Million Underwritten Public Offering of Common Shares
9:30pm
F-1/A
EX-1.1
TANH
Tantech Holdings Ltd
4 Mar 15
Registration statement (foreign) (amended)
12:00am
F-1/A
EX-1.1
TANH
Tantech Holdings Ltd
6 Feb 15
Registration statement (foreign) (amended)
12:00am
F-1/A
EX-1.1
TANH
Tantech Holdings Ltd
21 Jan 15
Registration statement (foreign) (amended)
12:00am
F-1/A
EX-1.1
afn8frc8h8
15 Dec 14
Registration statement (foreign) (amended)
12:00am
F-1/A
EX-1.1
0j1pki
3 Nov 14
Registration statement (foreign) (amended)
12:00am
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