That's always been a point of confusion for me with respect to the idea of 'ethical investment funds'. Buying shares in solar companies on the market, for example, just transfers money to people who have elected to get out of owning solar. Why would it be 'ethical' to give those guys money? What if they then take that money and go invest it in oil?
As you say, the market price has an influence on secondary offering prices, so it affects a company's ability to raise further funds, but buying stock secondhand seems like a fairly indirect way of supporting a company's goals. Just like if you enjoy a band's music, you don't demonstrate your support by buying second hand records...
As you say, the market price has an influence on secondary offering prices, so it affects a company's ability to raise further funds, but buying stock secondhand seems like a fairly indirect way of supporting a company's goals. Just like if you enjoy a band's music, you don't demonstrate your support by buying second hand records...