Soluna Holdings, Inc — 4/A Filings
25 4/A filings on record
This page lists all 4/A filings submitted to the SEC by Soluna Holdings, Inc (SLNHP), sorted by most recent first. Each row links to the full filing on EdgarLookup. Soluna Holdings, Inc has filed 25 4/A documents with the SEC since 2006. To view all SEC filings by Soluna Holdings, Inc, see the full filings list.
All
10-12G
10-12G/A
10-C
10-K
10-K/A
10-Q
10-Q/A
10-QT
11-K
144
15-12G
25
3
3/A
4
4/A
40-6C/A
424B1
424B3
424B4
424B5
424B7
424B8
5
5/A
8-A12B
8-A12G
8-A12G/A
8-K
8-K/A
APP WD
ARS
AW
CERT
CORRESP
CT ORDER
D
DEF 14A
DEFA14A
DEFC14A
DEFS14A
DRS
EFFECT
FWP
NT 10-K
NT 10-K/A
POS AM
PRE 14A
PREC14A
PREM14A
PRER14A
PRES14A
RW
S-1
S-1/A
S-1MEF
S-2
S-2/A
S-3
S-3/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13E3
SC 13E3/A
SC 13G
SC 13G/A
SC TO-I
SC TO-I/A
SCHEDULE 13G
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4/A | 4/A | 0001493152-25-027325 | Dec 11, 2025 | Dec 1, 2025 |
| 4/A | 4/A | 0001493152-25-027323 | Dec 11, 2025 | Dec 1, 2025 |
| 4/A | — | 0001493152-23-019633 | May 31, 2023 | May 30, 2023 |
| 4/A | — | 0001493152-23-019629 | May 31, 2023 | May 30, 2023 |
| 4/A | — | 0001493152-23-012833 | Apr 18, 2023 | Apr 14, 2023 |
| 4/A | — | 0001493152-23-012832 | Apr 18, 2023 | Apr 14, 2023 |
| 4/A | — | 0001753926-22-001138 | Aug 25, 2022 | Jan 26, 2022 |
| 4/A | — | 0001753926-22-001136 | Aug 25, 2022 | Jan 14, 2022 |
| 4/A | — | 0001753926-22-001128 | Aug 24, 2022 | Aug 18, 2022 |
| 4/A | — | 0001753926-22-000547 | Apr 18, 2022 | Mar 25, 2022 |
| 4/A | — | 0001753926-22-000368 | Mar 30, 2022 | Mar 25, 2022 |
| 4/A | PRIMARY DOCUMENT | 0001183209-21-000004 | May 6, 2021 | Mar 25, 2021 |
| 4/A | PRIMARY DOCUMENT | 0001833489-21-000001 | Mar 3, 2021 | Dec 21, 2020 |
| 4/A | PRIMARY DOCUMENT | 0001003297-15-000189 | May 1, 2015 | Mar 5, 2015 |
| 4/A | PRIMARY DOCUMENT | 0001003297-13-000289 | Jun 18, 2013 | Jun 12, 2013 |
| 4/A | PRIMARY DOCUMENT | 0001003297-13-000288 | Jun 18, 2013 | Jun 14, 2013 |
| 4/A | PRIMARY DOCUMENT | 0001003297-12-000491 | Nov 27, 2012 | Nov 14, 2012 |
| 4/A | — | 0000064463-08-000017 | Jun 9, 2008 | May 21, 2008 |
| 4/A | PRIMARY DOCUMENT | 0000064463-04-000005 | Mar 3, 2004 | Jun 28, 2002 |
| 4/A | MECHANICAL TECHNOLOGY INC. - FORM 4/A W ROBB 4/1/03 | 0000064463-03-000042 | Apr 23, 2003 | Apr 1, 2003 |
| 4/A | MECHANICAL TECHNOLOGY INC. - FORM 4/A E DOHRING 4/1/03 | 0000064463-03-000041 | Apr 23, 2003 | Apr 1, 2003 |
| 4/A | MECHANICAL TECHNOLOGY INC. - FORM 4/A 091002 | 0000064463-02-000036 | Sep 10, 2002 | Aug 31, 2002 |
| 4/A | MECHANICAL TECHNOLOGY INC. - FORM 4/A 4/00 | 0000064463-01-500041 | Dec 20, 2001 | Apr 30, 2000 |
| 4/A | — | 0000064463-00-000042 | Jul 10, 2000 | Jul 31, 1999 |
| 4/A | — | 0001040083-97-000001 | Oct 10, 1997 | Sep 30, 1997 |