Most recent one I saw is this one that I think is funded by the Norwegian government
https://bmjopen.bmj.com/content/12/9/e056964
Then there's startups like Alkahest https://www.alkahest.com/pipeline/akst-grf6019/
Clinical trials of sorts has been going on since at least 2017 https://www.nature.com/articles/nature.2017.22930
That being said, thanks for the links. I read them all.
Here is the results of the Phase II from Alkahest. Not a game changer thus far. https://www.alzforum.org/therapeutics/grf6019