215 filings
Page 3 of 11
6-K
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3 Aug 22
Current report (foreign)
8:00am
6-K
qc4x6
21 Jul 22
Current report (foreign)
8:05am
6-K
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21 Jun 22
Current report (foreign)
8:01am
6-K
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1 Jun 22
Current report (foreign)
4:05pm
6-K
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27 May 22
Current report (foreign)
4:40pm
6-K
6o3uxcbjp83gx7g7n7f
19 May 22
Tantech Received Notification of Deficiency from Nasdaq Related to not timely Filing of Annual Report Form 20-F
4:31pm
NT 20-F
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2 May 22
Notice of late annual filing (foreign)
5:17pm
6-K
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28 Apr 22
Tantech Receives NASDAQ Notification Regarding Minimum Bid Requirements
4:01pm
6-K
dyto3 l0e0y1
22 Mar 22
Tantech Holdings Ltd. Announces Successful Closing of $10.0 Million Underwritten Public Offering
4:20pm
6-K
ea2k1ny dz
21 Mar 22
Tantech Holdings Ltd. Announces Successful Closing of $10.0 Million Underwritten Public Offering
6:03am
424B5
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18 Mar 22
Prospectus supplement for primary offering
6:02am
424B5
dpku7 ig39cdd
16 Mar 22
Prospectus supplement for primary offering
6:11am
6-K
5sji05cafhppoyeu9w
15 Mar 22
Current report (foreign)
5:08pm
6-K
q4y7 3ahng8
2 Mar 22
Tantech Holdings Receives NASDAQ Minimum Bid Price Requirement Extension
8:01am
6-K
ypvzn7pd6 6ew
25 Feb 22
Tantech Holdings Ltd Announces 1-for-10 Common Share Consolidation
11:58am
6-K
polbtl7wyioah1
6 Dec 21
Tantech Closes $13.7 Million Underwritten Public Offering of Common Shares
9:30pm
424B5
fsfgki
6 Dec 21
Prospectus supplement for primary offering
5:28pm
424B5
rypsc9v0jt
2 Dec 21
Prospectus supplement for primary offering
6:02am
6-K
8f3qwpk
18 Nov 21
Current report (foreign)
8:00am