215 filings
Page 5 of 11
424B5
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24 Nov 20
Prospectus supplement for primary offering
8:21am
6-K
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24 Nov 20
Tantech Announces the Closing of $10 Million Offering
12:00am
6-K
6w0wlszgzf
20 Nov 20
Tantech Announces Pricing of
5:25pm
6-K
8vb n34kin7i
30 Sep 20
Current report (foreign)
4:15pm
6-K
btrydot4hfilk3il8w
14 Sep 20
Current report (foreign)
4:00pm
EFFECT
2wt02hndu dd
1 Sep 20
Notice of effectiveness
12:15am
CORRESP
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27 Aug 20
Correspondence with SEC
12:00am
UPLOAD
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26 Aug 20
Letter from SEC
12:00am
F-3
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20 Aug 20
Shelf registration (foreign)
4:03pm
6-K
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12 Aug 20
Current report (foreign)
8:24am
EFFECT
w794 01csb5owr1eiva3
5 Aug 20
Notice of effectiveness
12:15am
POS AM
t79 ci6dh5agu80
24 Jul 20
Prospectus update (post-effective amendment)
4:01pm
20-F/A
fi48p5yr 09m
6 Jul 20
Annual report (foreign) (amended)
4:30pm
NT 20-F
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12 Jun 20
Notice of late annual filing (foreign)
4:30pm
6-K
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20 May 20
Current report (foreign)
4:30pm
6-K
35ucdarm hv
22 Apr 20
Current report (foreign)
4:30pm
6-K
3p5kjo00lepzgfn5 dt
18 Dec 19
Current report (foreign)
4:30pm
6-K
dabp5zk
17 Dec 19
Current report (foreign)
4:41pm
6-K
rux 5lpqe
6 Dec 19
Current report (foreign)
4:00pm