Spok Holdings, Inc — SCHEDULE 13G/A Filings
2 SCHEDULE 13G/A filings on record
This page lists all SCHEDULE 13G/A filings submitted to the SEC by Spok Holdings, Inc (SPOK), sorted by most recent first. Each row links to the full filing on EdgarLookup. Spok Holdings, Inc has filed 2 SCHEDULE 13G/A documents with the SEC since 2013. To view all SEC filings by Spok Holdings, Inc, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
144
3
3/A
4
4/A
424B2
424B3
425
8-A12B
8-A12B/A
8-K
8-K/A
8-K12G3
ARS
CORRESP
CT ORDER
DEF 14A
DEFA14A
NT 10-K
NT 10-Q
RW
S-3
S-4
S-4/A
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0000102909-26-002336 | Mar 27, 2026 | — |
| SCHEDULE 13G/A | — | 0000932471-25-000599 | Apr 30, 2025 | — |