Protagenic Therapeutics, Inc.\new — SC 13D/A Filings
17 SC 13D/A filings on record
This page lists all SC 13D/A filings submitted to the SEC by Protagenic Therapeutics, Inc.\new (PTIXW), sorted by most recent first. Each row links to the full filing on EdgarLookup. Protagenic Therapeutics, Inc.\new has filed 17 SC 13D/A documents with the SEC since 1996. To view all SEC filings by Protagenic Therapeutics, Inc.\new, see the full filings list.
All
10-12G
10-12G/A
10-K
10-K/A
10-Q
10-Q/A
10-QT
10KSB
10KSB/A
10QSB
10SB12G
10SB12G/A
15-12B
15-12G
25
25-NSE
3
4
4/A
424A
424B1
424B3
424B4
424B5
425
5
8-A12B
8-A12B/A
8-K
8-K/A
CERT
CERTNAS
CORRESP
CT ORDER
D
D/A
DEF 14A
DEF 14C
DEFA14A
DEFR14A
EFFECT
NT 10-K
NT 10-Q
NTN 10K
POS AM
POS EX
PRE 14A
PRE 14C
RW
S-1
S-1/A
S-1MEF
S-3
S-3/A
S-4
S-4/A
S-8
S-8 POS
SB-2
SB-2/A
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC 14F1
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13D/A | — | 0001493152-20-003168 | Feb 28, 2020 | — |
| SC 13D/A | SCHEDULE 13D/A | 0001437749-16-034289 | Jun 23, 2016 | — |
| SC 13D/A | FORM SC 13D/A | 0001144204-11-051517 | Sep 7, 2011 | — |
| SC 13D/A | — | 0001144204-11-043467 | Aug 3, 2011 | — |
| SC 13D/A | — | 0001144204-11-036888 | Jun 22, 2011 | — |
| SC 13D/A | — | 0001144204-10-005240 | Feb 4, 2010 | — |
| SC 13D/A | — | 0001144204-10-001000 | Jan 7, 2010 | — |
| SC 13D/A | — | 0001144204-07-011318 | Mar 6, 2007 | — |
| SC 13D/A | — | 0000930413-06-000950 | Feb 13, 2006 | — |
| SC 13D/A | AMENDMENT NO 2 TO SCHEDULE 13D | 0001169232-02-000201 | Jul 18, 2002 | — |
| SC 13D/A | AMENDMENT NO 7 TO SCHEDULE 13D | 0001169232-02-000200 | Jul 18, 2002 | — |
| SC 13D/A | AMENDMENT NO. 6 | 0000891554-00-000093 | Jan 13, 2000 | — |
| SC 13D/A | — | 0000950146-99-000062 | Jan 21, 1999 | — |
| SC 13D/A | — | 0000950146-98-001717 | Oct 9, 1998 | — |
| SC 13D/A | SCHEDULE 13D/A | 0000950146-97-001864 | Dec 8, 1997 | — |
| SC 13D/A | AMENDMENT NO. 4 | 0000930413-97-000359 | Jul 7, 1997 | — |
| SC 13D/A | AMENDMENT NO. 4 | 0000930413-97-000358 | Jul 7, 1997 | — |