Latest Period
Q1 2026
Security Snapshot
HARVARD BIOSCIENCE INC - Common Stock (HBIO) Institutional Ownership
CUSIP: 416906105
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
2
Shares (Excl. Options)
236,022
Price
$4.87
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- Security type / class
- Equity / Common Stock
- Symbol
- HBIO on Nasdaq
- Shares outstanding
- 4,518,092
- Reported price per share
- $4.87
- Price from insider filings
- $4.87
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 236,022
- Total reported value
- $1,149,430
- Portfolio coverage rank
- 0%
- Share change
- -15,299,098
- Value change
- -$16,875,243
- Number of holders
- 2
Security identity
Issuer context
Latest holder snapshot
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Key facts
- HBIO - HARVARD BIOSCIENCE INC - Common Stock is tracked under CUSIP 416906105.
- 2 institutions reported positions in Q1 2026.
- 6 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 61 to 2 between Q4 2025 and Q1 2026.
- Reported value moved from $11,675,566 to $1,149,430.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 2 institutions filings for Q1 2026.
Security key
416906105
Latest holder period
Q1 2026
13F holders
2
13D/G owners
6
CIK / CUSIP context first
Open Q1 2026 holders
HBIO full holder history
HARVARD BIOSCIENCE INC SEC filings
HARVARD BIOSCIENCE INC company facts
HARVARD BIOSCIENCE INC insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 416906105:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
6
Security
HBIO
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Leviticus Partners LP | 7.6% | +1.2% | $2,006,945 | +$30,445 | 3,401,601 | +1.5% | Leviticus Partners LP | 31 Dec 2025 |
| WEBER CAPITAL MANAGEMENT LLC /ADV | 7.3% | +25% | $1,216,144 | +$259,711 | 3,200,380 | +27% | Weber Capital Management, LLC | 31 Mar 2025 |
| Harvey Partners, LLC | 5% | $831,250 | 2,187,500 | HARVEY PARTNERS, LLC | 31 Mar 2025 | |||
| BlackRock, Inc. | 2.5% | $494,360 | 1,113,926 | BlackRock, Inc. | 30 Jun 2025 | |||
| Snider William | 16% | $507,600 | 846,000 | William Snider | 17 Dec 2025 | |||
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | 0.1% | $9,723 | 25,586 | Punch & Associates Investment Management, Inc. | 31 Mar 2025 |
As of 31 Mar 2026, 2 institutional investors reported holding 236,022 shares of HARVARD BIOSCIENCE INC - Common Stock (HBIO). This represents 5.2% of the company’s total 4,518,092 outstanding shares.
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 236,022 | $1,149,430 | -$16,875,243 | $4.87 | 2 |
| 2025 Q4 | 17,459,075 | $11,675,566 | +$1,458,758 | $0.67 | 61 |
| 2025 Q3 | 16,625,345 | $7,288,735 | -$1,003,804 | $0.44 | 57 |
| 2025 Q2 | 18,909,639 | $8,390,056 | -$3,556,213 | $0.44 | 63 |
| 2025 Q1 | 25,639,859 | $14,511,169 | -$7,423,093 | $0.57 | 88 |
| 2024 Q4 | 31,032,063 | $65,474,380 | -$507,785 | $2.11 | 93 |
| 2024 Q3 | 31,286,654 | $84,158,061 | -$1,622,981 | $2.69 | 93 |
| 2024 Q2 | 31,809,122 | $90,667,261 | -$2,740,786 | $2.85 | 99 |
| 2024 Q1 | 32,508,336 | $137,826,878 | -$2,306,921 | $4.24 | 88 |
| 2023 Q4 | 32,980,445 | $176,434,839 | +$310,243 | $5.35 | 92 |
| 2023 Q3 | 32,933,859 | $141,614,610 | +$1,242,108 | $4.30 | 94 |
| 2023 Q2 | 32,464,182 | $178,189,764 | +$13,240,245 | $5.49 | 100 |
| 2023 Q1 | 30,035,680 | $126,147,516 | +$3,043,680 | $4.20 | 62 |
| 2022 Q4 | 30,067,615 | $83,291,237 | +$3,382,432 | $2.77 | 65 |
| 2022 Q3 | 28,887,479 | $73,956,704 | -$2,652,950 | $2.56 | 70 |
| 2022 Q2 | 29,663,685 | $106,795,432 | -$4,430,704 | $3.60 | 85 |
| 2022 Q1 | 30,173,164 | $187,326,326 | +$564,474 | $6.21 | 96 |
| 2021 Q4 | 30,000,430 | $211,439,723 | +$3,365,953 | $7.05 | 103 |
| 2021 Q3 | 27,456,300 | $191,708,869 | -$3,337,860 | $6.98 | 99 |
| 2021 Q2 | 28,210,200 | $235,003,696 | +$16,394,470 | $8.33 | 100 |
| 2021 Q1 | 26,392,961 | $144,144,083 | +$3,192,139 | $5.46 | 85 |
| 2020 Q4 | 25,861,339 | $110,939,345 | -$1,933,801 | $4.29 | 80 |
| 2020 Q3 | 26,370,564 | $79,376,316 | -$642,285 | $3.01 | 83 |
| 2020 Q2 | 26,562,238 | $82,344,380 | +$19,093,143 | $3.10 | 85 |
| 2020 Q1 | 20,625,098 | $45,584,150 | -$722,150 | $2.21 | 57 |