ZH has all kinds of pix at this article. I’m not a finance guru, but they are interesting.
://www.zerohedge.com/news/2018-12-27/another-massive-buy-program-sends-dow-soaring-over-900-points
Real link that I messed up in prior post: https://www.zerohedge.com/news/2018-12-27/another-massive-buy-program-sends-dow-soaring-over-900-points