You can sell a proportion of you holdings to maintain the same ownership percentage thus acting like a dividend if you want. With fractional shares, you should be able to even do it with a small amount of shares. Albeit, I don't know of any brokerage that automates it for you. You can also just buy ETFs as they will sell stocks themselves in order to maintain proper weightings.

Then sell proportionately to the buyback, you'll probably even make some money to get taxed on