I sent an offer for 4 at $22 each, comes out to $0.69/GB for 32GB RDIMMs, seemed like a pretty dang good deal to me! Anyone with anything from Broadwell (2400) up to Skylake (2666), I've not seen a better deal of late myself at least.
https://www.ebay.com/itm/266386184388
They're marked as...