30 results
F-3
TANH
Tantech Holdings Ltd
30 Aug 23
Shelf registration (foreign)
4:45pm
the full life cycle, as such harvesting maximizes the amount of carbon dioxide the bamboo can sequester because of the effects of fungus noted above
424B5
TANH
Tantech Holdings Ltd
30 Jun 23
Prospectus supplement for primary offering
4:05pm
allowing it to live through the full life cycle, as such harvesting maximizes the amount of carbon dioxide the bamboo can sequester because of the effects
424B5
TANH
Tantech Holdings Ltd
28 Jun 23
Prospectus supplement for primary offering
5:27pm
is considered more environmentally friendly than allowing it to live through the full life cycle, as such harvesting maximizes the amount of carbon dioxide
424B5
ai8k j1mdnd1wg
18 Mar 22
Prospectus supplement for primary offering
6:02am
424B5
rdb323rp
16 Mar 22
Prospectus supplement for primary offering
6:11am
424B5
uyykkmg8 y7
6 Dec 21
Prospectus supplement for primary offering
5:28pm
424B5
ms833
2 Dec 21
Prospectus supplement for primary offering
6:02am
424B3
supp4uzt149n
28 Dec 20
Prospectus supplement
5:01pm
F-3
t9m1xq
18 Dec 20
Shelf registration (foreign)
5:03pm
424B5
lxspvf
24 Nov 20
Prospectus supplement for primary offering
8:21am
20-F/A
9ln56
21 Dec 16
Annual report (foreign) (amended)
12:00am
20-F/A
0a2e8dc0
28 Nov 16
Annual report (foreign) (amended)
12:00am
20-F/A
xecf31b
28 Oct 16
Annual report (foreign) (amended)
12:00am