HARVARD BIOSCIENCE INC — 4 Filings
563 4 filings on record
This page lists all 4 filings submitted to the SEC by HARVARD BIOSCIENCE INC (HBIO), sorted by most recent first. Each row links to the full filing on EdgarLookup. HARVARD BIOSCIENCE INC has filed 563 4 documents with the SEC since 2007. To view all SEC filings by HARVARD BIOSCIENCE INC, see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
3
3/A
4
4/A
424B3
424B4
425
5
5/A
8-A12B
8-A12B/A
8-A12G
8-K
8-K/A
ARS
CORRESP
CT ORDER
DEF 14A
DEFA14A
DEFR14A
EFFECT
NT 10-K
NT 10-Q
PRE 14A
S-1
S-1/A
S-3
S-3/A
S-4
S-4/A
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13D
SCHEDULE 13G
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4 | OWNERSHIP DOCUMENT | 0000921895-22-001987 | Jun 14, 2022 | Jun 11, 2022 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-22-001804 | May 26, 2022 | May 24, 2022 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-22-001803 | May 26, 2022 | May 24, 2022 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-22-001801 | May 26, 2022 | May 24, 2022 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-22-001802 | May 26, 2022 | May 24, 2022 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-22-001555 | May 10, 2022 | May 6, 2022 |
| 4 | — | 0001193805-22-000420 | Mar 3, 2022 | Mar 1, 2022 |
| 4 | — | 0001193805-22-000419 | Mar 3, 2022 | Mar 1, 2022 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-22-000031 | Jan 3, 2022 | Jan 1, 2022 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-22-000032 | Jan 3, 2022 | Jan 1, 2022 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-22-000033 | Jan 3, 2022 | Jan 1, 2022 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-22-000034 | Jan 3, 2022 | Jan 1, 2022 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-22-000035 | Jan 3, 2022 | Dec 29, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-22-000030 | Jan 3, 2022 | Jan 1, 2022 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-002905 | Dec 30, 2021 | Dec 29, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-002906 | Dec 30, 2021 | Dec 29, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-002902 | Dec 29, 2021 | Dec 28, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-002901 | Dec 29, 2021 | Dec 28, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-002899 | Dec 29, 2021 | Dec 28, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-002900 | Dec 29, 2021 | Dec 28, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-002678 | Nov 15, 2021 | Nov 12, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-002516 | Nov 3, 2021 | Nov 1, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-002200 | Aug 25, 2021 | Aug 23, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-001884 | Jul 20, 2021 | Jul 18, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-001842 | Jul 12, 2021 | Jul 8, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-001649 | Jun 15, 2021 | Jun 11, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-001647 | Jun 15, 2021 | Jun 11, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-001648 | Jun 15, 2021 | Jun 11, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-001512 | May 27, 2021 | May 25, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-001510 | May 27, 2021 | May 25, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-001511 | May 27, 2021 | May 25, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-001509 | May 27, 2021 | May 25, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-001485 | May 25, 2021 | May 21, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-001455 | May 21, 2021 | May 19, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-001420 | May 19, 2021 | May 18, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-000870 | Mar 26, 2021 | Mar 23, 2021 |
| 4 | — | 0000921895-21-000798 | Mar 19, 2021 | Mar 17, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-000761 | Mar 16, 2021 | Mar 12, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-000616 | Mar 3, 2021 | Mar 1, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-000617 | Mar 3, 2021 | Mar 1, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-000618 | Mar 3, 2021 | Mar 1, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-000049 | Jan 6, 2021 | Jan 4, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-000048 | Jan 6, 2021 | Jan 4, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-000053 | Jan 6, 2021 | Jan 4, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-000050 | Jan 6, 2021 | Jan 4, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-000051 | Jan 6, 2021 | Jan 4, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-000052 | Jan 6, 2021 | Jan 4, 2021 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-000028 | Jan 5, 2021 | Dec 31, 2020 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-000029 | Jan 5, 2021 | Dec 31, 2020 |
| 4 | OWNERSHIP DOCUMENT | 0000921895-21-000030 | Jan 5, 2021 | Dec 31, 2020 |