29 results
F-3
TANH
Tantech Holdings Ltd
30 Aug 23
Shelf registration (foreign)
4:45pm
. One hectare of bamboo can sequester 62 tons of CO2 /year, while one hectare of young forest can sequester 15 tons of CO2 /year.
The physical
424B5
TANH
Tantech Holdings Ltd
30 Jun 23
Prospectus supplement for primary offering
4:05pm
than an equivalent area of trees. One hectare of bamboo can sequester 62 tons of CO2 /year, while one hectare of young forest can sequester 15 tons … of CO2 /year.
The physical and environmental properties of bamboo make it an exceptional economic resource for a wide range of uses. It grows quickly
424B5
TANH
Tantech Holdings Ltd
28 Jun 23
Prospectus supplement for primary offering
5:27pm
dioxide gases and generates up to 35% more oxygen than an equivalent area of trees. One hectare of bamboo can sequester 62 tons of CO2 /year, while one … hectare of young forest can sequester 15 tons of CO2 /year.
The physical and environmental properties of bamboo make it an exceptional economic
424B5
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18 Mar 22
Prospectus supplement for primary offering
6:02am
424B5
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16 Mar 22
Prospectus supplement for primary offering
6:11am
424B5
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6 Dec 21
Prospectus supplement for primary offering
5:28pm
424B5
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2 Dec 21
Prospectus supplement for primary offering
6:02am
424B3
203dc
28 Dec 20
Prospectus supplement
5:01pm
F-3
dqn8ub2z
18 Dec 20
Shelf registration (foreign)
5:03pm
424B5
664hfo
24 Nov 20
Prospectus supplement for primary offering
8:21am
20-F/A
io140u2un
21 Dec 16
Annual report (foreign) (amended)
12:00am
20-F/A
hsdjiitrgj8wvpa
28 Nov 16
Annual report (foreign) (amended)
12:00am
20-F/A
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28 Oct 16
Annual report (foreign) (amended)
12:00am