215 filings
Page 4 of 11
6-K
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4 Nov 21
Current report (foreign)
8:01am
6-K
8qfl4cm60fv3u3p6
22 Oct 21
Current report (foreign)
5:10pm
6-K
jn8sbl2feo0 yr
4 Oct 21
Current report (foreign)
8:00am
6-K
t9cpplyq3na7r4t
1 Sep 21
Tantech Receives NASDAQ Notification Regarding Minimum Bid Requirements
4:51pm
6-K
hiaqw7evppqw1zhgw1b
9 Aug 21
Current report (foreign)
4:30pm
6-K
vcpo9 5n2jkvmzg5c22p
6 Aug 21
Current report (foreign)
5:00pm
6-K
sn3j 32vtkyghkb4
6 Aug 21
Current report (foreign)
9:01am
6-K
jc59frl8c5np ene
19 Jul 21
Current report (foreign)
4:30pm
6-K
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8 Jun 21
Current report (foreign)
4:01pm
6-K/A
v7o9pno
7 Jun 21
Current report (foreign) (amended)
4:00pm
6-K
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27 May 21
Tantech Announces a US$7.0 Million Private Placement
4:00pm
424B3
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28 Dec 20
Prospectus supplement
5:01pm
EFFECT
8lmcqwblq5o82gi
28 Dec 20
Notice of effectiveness
12:15am
CORRESP
2es9i aqv8czpd
22 Dec 20
Correspondence with SEC
12:00am
CORRESP
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22 Dec 20
Correspondence with SEC
12:00am
UPLOAD
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21 Dec 20
Letter from SEC
12:00am
F-3
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18 Dec 20
Shelf registration (foreign)
5:03pm
6-K/A
w0r0uvrtst3aic6bsx
8 Dec 20
Current report (foreign) (amended)
4:09pm
D
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7 Dec 20
$10M in options / securities to be acquired, sold $10M, 4 investors
5:29pm