Harvard Bioscience HBIO SEC Filings

NASDAQ HBIO
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At close: Oct 20, 2026 · 4:00 PM EDT
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Harvard Bioscience Inc (HBIO) has made, as reported on EDGAR — annual and quarterly reports, current reports, insider transactions and ownership disclosures. Filter by form group, form type or period, and open any filing or its index directly.

Form Type
# Form Type Form Group Accession Date Filing Index
1SCHEDULE 13GBeneficial Ownership Report0001019432-26-000013Sep 22, 2026 2:21 PM
210-QQuarterly & Annual Report0001171843-26-005425Aug 11, 2026 4:30 PM
38-KCurrent Report0001171843-26-005406Aug 11, 2026 7:00 AM
48-KCurrent Report0001171843-26-005405Aug 11, 2026 7:00 AM
54Insider Transaction0001171843-26-004082Jun 12, 2026 11:52 AM
64Insider Transaction0001171843-26-004060Jun 11, 2026 4:56 PM
74Insider Transaction0001171843-26-004058Jun 11, 2026 2:03 PM
84Insider Transaction0001171843-26-004057Jun 11, 2026 2:02 PM
94Insider Transaction0001171843-26-004056Jun 11, 2026 2:00 PM
10S-8Prospectus0001171843-26-004037Jun 10, 2026 8:10 PM
118-KCurrent Report0001171843-26-003877Jun 2, 2026 8:01 PM
12SDOthers0001171843-26-003718May 27, 2026 7:30 AM-
1310-QQuarterly & Annual Report0001171843-26-003311May 12, 2026 8:30 PM
148-KCurrent Report0001171843-26-003271May 12, 2026 7:30 AM
158-KCurrent Report0001171843-26-003270May 12, 2026 7:30 AM
16DEFA14AOthers0001171843-26-002623Apr 21, 2026 8:58 PM
17DEF 14AOthers0001171843-26-002617Apr 21, 2026 8:56 PM
184Insider Transaction0001171843-26-002156Apr 1, 2026 1:57 PM
194Insider Transaction0001171843-26-002156Apr 1, 2026 1:57 PM
204Insider Transaction0001171843-26-002156Apr 1, 2026 1:57 PM
214Insider Transaction0001171843-26-002155Apr 1, 2026 1:44 PM
224Insider Transaction0001171843-26-002155Apr 1, 2026 1:44 PM
234Insider Transaction0001171843-26-002155Apr 1, 2026 1:44 PM
244Insider Transaction0001171843-26-001843Mar 23, 2026 1:48 PM
254Insider Transaction0001171843-26-001843Mar 23, 2026 1:48 PM
264Insider Transaction0001171843-26-001843Mar 23, 2026 1:48 PM
27SCHEDULE 13DBeneficial Ownership Report0001171843-26-001839Mar 23, 2026 12:00 PM
28SCHEDULE 13DBeneficial Ownership Report0001171843-26-001839Mar 23, 2026 12:00 PM
29SCHEDULE 13DBeneficial Ownership Report0001171843-26-001839Mar 23, 2026 12:00 PM
304Insider Transaction0001171843-26-001732Mar 18, 2026 6:13 PM
314Insider Transaction0001171843-26-001732Mar 18, 2026 6:13 PM
324Insider Transaction0001171843-26-001732Mar 18, 2026 6:13 PM
334Insider Transaction0001171843-26-001689Mar 18, 2026 11:31 AM
344Insider Transaction0001171843-26-001645Mar 17, 2026 9:56 PM
358-KCurrent Report0001171843-26-001614Mar 17, 2026 11:30 AM
3610-KQuarterly & Annual Report0001171843-26-001548Mar 13, 2026 12:20 PM
378-KCurrent Report0001171843-26-001504Mar 12, 2026 11:30 AM
388-KCurrent Report0001171843-26-001447Mar 10, 2026 11:30 AM
398-KCurrent Report0001171843-26-001384Mar 6, 2026 9:01 PM
40SCHEDULE 13GBeneficial Ownership Report0001019432-26-000003Feb 12, 2026 4:27 PM
418-KCurrent Report0001171843-26-000721Feb 10, 2026 12:30 PM
42EFFECTOthers9999999995-26-000490Feb 9, 2026 5:15 AM
43424B3Prospectus0001171843-26-000702Feb 9, 2026 9:03 PM
44DEF 14AOthers0001171843-26-000541Jan 30, 2026 10:15 PM
45S-3Prospectus0001171843-26-000539Jan 30, 2026 10:02 PM
468-KCurrent Report0001171843-26-000516Jan 29, 2026 9:30 PM
47PRE 14AOthers0001171843-26-000345Jan 20, 2026 10:04 PM
488-KCurrent Report0001171843-26-000343Jan 20, 2026 9:01 PM
498-KCurrent Report0001171843-26-000203Jan 12, 2026 12:30 PM
504Insider Transaction0001171843-25-008127Dec 30, 2025 1:48 AM
...

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