214 filings
Page 4 of 11
6-K
5lm331oev1v
22 Oct 21
Current report (foreign)
5:10pm
6-K
l2v9e8bl01bufzqehgt
4 Oct 21
Current report (foreign)
8:00am
6-K
089oqx3got5rpk9dl0a
1 Sep 21
Tantech Receives NASDAQ Notification Regarding Minimum Bid Requirements
4:51pm
6-K
tphnjvivv6 s7
9 Aug 21
Current report (foreign)
4:30pm
6-K
juy8t
6 Aug 21
Current report (foreign)
5:00pm
6-K
1u627ea
6 Aug 21
Current report (foreign)
9:01am
6-K
gomhtxh5 58z2
19 Jul 21
Current report (foreign)
4:30pm
6-K
v6pyqw72
8 Jun 21
Current report (foreign)
4:01pm
6-K/A
v9behuplckwxgdss0r3
7 Jun 21
Current report (foreign) (amended)
4:00pm
6-K
x17o5khshz36tj9
27 May 21
Tantech Announces a US$7.0 Million Private Placement
4:00pm
424B3
8esxxf
28 Dec 20
Prospectus supplement
5:01pm
EFFECT
lr6yxcl6
28 Dec 20
Notice of effectiveness
12:15am
CORRESP
vtj83 s62v3
22 Dec 20
Correspondence with SEC
12:00am
CORRESP
9n31nog
22 Dec 20
Correspondence with SEC
12:00am
UPLOAD
vt7f970d
21 Dec 20
Letter from SEC
12:00am
F-3
mt5ei23lurz
18 Dec 20
Shelf registration (foreign)
5:03pm
6-K/A
qk3sfzvkds2 mb
8 Dec 20
Current report (foreign) (amended)
4:09pm
D
fs1gva bzemq5we6
7 Dec 20
$10M in options / securities to be acquired, sold $10M, 4 investors
5:29pm
424B5
0xrrtd8l3s
24 Nov 20
Prospectus supplement for primary offering
8:21am