SPY, said by some to be the most liquid single security in the world, goes ex-dividend four times a year. See this post for the next ex-dividend date and an estimate of the dividend amount. You must buy SPY at least by the end of market on Thursday, the day before ex-dividend, to be eligible for the dividend.
Below is SPY’s dividend history over the last 5 years:
If you would like the dividend history for another security, see this post.






