226 filings
Page 2 of 12
6-K
TANH
Tantech Holdings Ltd
30 Jun 23
Current report (foreign)
9:20am
424B5
TANH
Tantech Holdings Ltd
28 Jun 23
Prospectus supplement for primary offering
5:27pm
6-K/A
TANH
Tantech Holdings Ltd
28 Jun 23
Current report (foreign) (amended)
6:02am
6-K
TANH
Tantech Holdings Ltd
23 Jun 23
Current report (foreign)
4:30pm
20-F
2022 FY
TANH
Tantech Holdings Ltd
Annual report (foreign)
1 May 23
5:01pm
6-K
TANH
Tantech Holdings Ltd
24 Mar 23
Tantech Announces a $2.8 Million Private Placement
8:35am
UPLOAD
TANH
Tantech Holdings Ltd
24 Jan 23
Letter from SEC
12:00am
20-F/A
2021 FY
TANH
Tantech Holdings Ltd
17 Jan 23
Annual report (foreign) (amended)
8:30am
CORRESP
TANH
Tantech Holdings Ltd
17 Jan 23
Correspondence with SEC
12:00am
SC 13G/A
TANH
Tantech Holdings Ltd
10 Jan 23
TANTECH / SABBY MANAGEMENT ownership change
2:35pm
UPLOAD
TANH
Tantech Holdings Ltd
4 Jan 23
Letter from SEC
12:00am
6-K
TANH
Tantech Holdings Ltd
28 Dec 22
Current report (foreign)
8:35am
20-F/A
2021 FY
TANH
Tantech Holdings Ltd
23 Dec 22
Annual report (foreign) (amended)
9:25am
6-K
TANH
Tantech Holdings Ltd
20 Dec 22
Current report (foreign)
7:01pm
6-K
TANH
Tantech Holdings Ltd
13 Dec 22
Current report (foreign)
4:31pm
6-K
TANH
Tantech Holdings Ltd
1 Dec 22
Current report (foreign)
8:35am
CORRESP
TANH
Tantech Holdings Ltd
28 Nov 22
Correspondence with SEC
12:00am
6-K
TANH
Tantech Holdings Ltd
22 Nov 22
Current report (foreign)
4:11pm
UPLOAD
TANH
Tantech Holdings Ltd
10 Nov 22
Letter from SEC
12:00am
6-K
TANH
Tantech Holdings Ltd
8 Nov 22
Tantech Holdings Announces 1-for-24 Common Share Consolidation
5:08pm