Usually, when one insider buys stock, it might not be a monumental event. But when multiple insiders are buying like they did in the case of Generation Bio Co. (NASDAQ:GBIO), that sends out a positive message to the company's shareholders.

Although we don't think shareholders should simply follow insider transactions, we do think it is perfectly logical to keep tabs on what insiders are doing.

View our latest analysis for Generation Bio

The Last 12 Months Of Insider Transactions At Generation Bio

Over the last year, we can see that the biggest insider purchase was by Independent Director Charles Rowland for US$478k worth of shares, at about US$1.50 per share. Even though the purchase was made at a significantly lower price than the recent price (US$2.39), we still think insider buying is a positive. Because it occurred at a lower valuation, it doesn't tell us much about whether insiders might find today's price attractive.

While Generation Bio insiders bought shares during the last year, they didn't sell. You can see the insider transactions (by companies and individuals) over the last year depicted in the chart below. If you want to know exactly who sold, for how much, and when, simply click on the graph below!

Generation Bio is not the only stock that insiders are buying. For those who like to find small cap companies at attractive valuations, this free list of growing companies with recent insider purchasing, could be just the ticket.

Insider Ownership

For a common shareholder, it is worth checking how many shares are held by company insiders. Usually, the higher the insider ownership, the more likely it is that insiders will be incentivised to build the company for the long term. Insiders own 5.7% of Generation Bio shares, worth about US$9.0m, according to our data. We do generally prefer see higher levels of insider ownership.

What Might The Insider Transactions At Generation Bio Tell Us?

The fact that there have been no Generation Bio insider transactions recently certainly doesn't bother us. On a brighter note, the transactions over the last year are encouraging. While we have no worries about the insider transactions, we'd be more comfortable if they owned more Generation Bio stock. While it's good to be aware of what's going on with the insider's ownership and transactions, we make sure to also consider what risks are facing a stock before making any investment decision. To assist with this, we've discovered 2 warning signs that you should run your eye over to get a better picture of Generation Bio.