Mario Gabelli's HBIO Position Overview
Mario Gabelli (via Gamco Investors, Inc. Et Al) currently holds 5,700 shares of Harvard Bioscience, Inc. (HBIO) worth $38,122, representing 0.00% of the portfolio. First purchased in 2024-Q2, this short-term holding has been held for 7 quarters.
Based on 13F filings, Mario Gabelli has maintained this position in HBIO for several quarters, showing initial confidence in the investment. Largest addition occurred in Q4 2024, adding 9,500 shares. Largest reduction occurred in Q3 2025, reducing 7,700 shares.
Analysis based on 13F filings available since 2013 Q2
Mario Gabelli's Harvard Bioscience (HBIO) Holding Value Over Time
Track share changes against reported price movement
Quarterly Harvard Bioscience (HBIO) Trades by Mario Gabelli
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +57,000 | New Buy | 5,700 | $6.69 |
| Q3 2025 | -7,700 | Sold Out | 0 | $0.00 |
| Q2 2025 | -800 | Reduce 9.41% | 7,700 | $4.44 |
| Q1 2025 | -1,000 | Reduce 10.53% | 8,500 | $5.66 |
| Q4 2024 | +95,000 | New Buy | 9,500 | $21.10 |
| Q3 2024 | -1,500 | Sold Out | 0 | $0.00 |
| Q2 2024 | +15,000 | New Buy | 1,500 | $28.50 |
Mario Gabelli's Harvard Bioscience Investment FAQs
Mario Gabelli first purchased Harvard Bioscience, Inc. (HBIO) in Q2 2024, acquiring 1,500 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Mario Gabelli has held Harvard Bioscience, Inc. (HBIO) for 7 quarters since Q2 2024.
Mario Gabelli's largest addition to Harvard Bioscience, Inc. (HBIO) was in Q4 2024, adding 9,500 shares worth $200,450.
According to the latest 13F filing for Q4 2025, Mario Gabelli's firm, Gamco Investors, Inc. Et Al, owns 5,700 shares of Harvard Bioscience, Inc. (HBIO), valued at approximately $38,122.
As of the Q4 2025 filing, Harvard Bioscience, Inc. (HBIO) represents approximately 0.00% of Mario Gabelli's publicly disclosed stock portfolio, making it one of their key holdings.
Mario Gabelli's peak holding in Harvard Bioscience, Inc. (HBIO) was 9,500 shares, as reported at the end of Q4 2024.