PDF SOLUTIONS INC — SCHEDULE 13G/A Filings
4 SCHEDULE 13G/A filings on record
This page lists all SCHEDULE 13G/A filings submitted to the SEC by PDF SOLUTIONS INC (PDFS), sorted by most recent first. Each row links to the full filing on EdgarLookup. PDF SOLUTIONS INC has filed 4 SCHEDULE 13G/A documents with the SEC since 2006. To view all SEC filings by PDF SOLUTIONS INC, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
144
3
3/A
4
4/A
424B3
424B4
5
8-A12G
8-A12G/A
8-K
8-K/A
ARS
CORRESP
DEF 14A
DEFA14A
EFFECT
NT 10-K
PRE 14A
REGDEX
S-1
S-1/A
S-3
S-3/A
S-8
S-8 POS
SC 13D
SC 13D/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 |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0000102909-26-002097 | Mar 27, 2026 | — |
| SCHEDULE 13G/A | — | 0001437749-26-004335 | Feb 17, 2026 | — |
| SCHEDULE 13G/A | — | 0000919574-26-000988 | Feb 13, 2026 | — |
| SCHEDULE 13G/A | — | 0001415889-25-003793 | Feb 12, 2025 | — |