2. Harvard Bioscience Inc. (HBIO): Develops, manufactures, and markets apparatus and scientific instruments used in life science research in pharmaceutical and biotechnology companies, universities, and government laboratories in the United States and internationally. Market cap of $135.33M. Price at $4.75 as of 9/15. Net insider shares purchased over the last six months at 100.0K, which is 0.49% of the company's 20.52M share float. Net institutional shares purchased over the current quarter at 1.6M, which is 7.80% of the company's 20.52M share float. The stock has had a couple of great days, gaining 12.83% over the last week.