Ken Griffin acquired 68.7 Thousand Harvard Bioscience shares worth $25.5 Thousand. That's 0.00% of their equity portfolio (4503rd largest holding). The first Harvard Bioscience trade was made in Q2 2013. Since then Ken Griffin bought shares 26 more times and sold shares on 27 occasions. The investor's estimated purchase price is $251 Thousand, resulting in a loss of 90%.