iSpecimen Inc. — DEFA14A Filings
4 DEFA14A filings on record
This page lists all DEFA14A filings submitted to the SEC by iSpecimen Inc. (ISPC), sorted by most recent first. Each row links to the full filing on EdgarLookup. iSpecimen Inc. has filed 4 DEFA14A documents with the SEC since 2012. To view all SEC filings by iSpecimen Inc., see the full filings list.
All
10-K
10-K/A
10-Q
3
4
424B3
424B4
424B5
5
8-A12B
8-K
8-K/A
ARS
CERT
CORRESP
D
DEF 14A
DEFA14A
EFFECT
FWP
NT 10-K
NT 10-Q
POS AM
PRE 14A
PRER14A
S-1
S-1/A
S-3
S-8
SC 13D
SC 13G
SC 13G/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | 0001213900-26-023026 | Mar 3, 2026 | — |
| DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | 0001213900-26-001819 | Jan 6, 2026 | — |
| DEFA14A | DEFA14A | 0001104659-23-043298 | Apr 10, 2023 | — |
| DEFA14A | DEFA14A | 0001104659-22-045639 | Apr 14, 2022 | — |