214 filings
6-K
TANH
Tantech Holdings Ltd
8 May 24
Current report (foreign)
4:30pm
NT 20-F
TANH
Tantech Holdings Ltd
1 May 24
Notice of late annual filing (foreign)
9:29am
6-K
TANH
Tantech Holdings Ltd
25 Apr 24
Tantech Holdings Ltd Announces $2.1 Million Private Placement
9:45pm
6-K
TANH
Tantech Holdings Ltd
19 Mar 24
Share Transfer Agreement
4:05pm
6-K
TANH
Tantech Holdings Ltd
29 Feb 24
Tantech Receives NASDAQ Notification Regarding Minimum Bid Requirements
4:15pm
6-K
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16 Jan 24
Current report (foreign)
4:05pm
6-K
7rsbanskwy5upw
2 Jan 24
Share Transfer Agreement
4:05pm
6-K
x2azdobzx0xdsi
5 Dec 23
Current report (foreign)
8:00am
6-K
hb5on
20 Nov 23
Current report (foreign)
4:05pm
6-K
kndq03kycwt4xb
24 Oct 23
Current report (foreign)
4:05pm
EFFECT
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12 Sep 23
Notice of effectiveness
12:15am
CORRESP
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7 Sep 23
Correspondence with SEC
12:00am
UPLOAD
kx70jq99bh06q
6 Sep 23
Letter from SEC
12:00am
F-3
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30 Aug 23
Shelf registration (foreign)
4:45pm
6-K
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14 Aug 23
Current report (foreign)
9:15am
424B5
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30 Jun 23
Prospectus supplement for primary offering
4:05pm
6-K
8h2942lg2e7moz
30 Jun 23
Current report (foreign)
9:20am
424B5
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28 Jun 23
Prospectus supplement for primary offering
5:27pm
6-K/A
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28 Jun 23
Current report (foreign) (amended)
6:02am
6-K
v1ptiu37nyg3w7ry
23 Jun 23
Current report (foreign)
4:30pm