The Assembly@InTheAssembly
Renaissance Technologies filed their Q4 2025 holdings with the SEC in February.
This is the fund built by Jim Simons, a mathematician who beat Wall Street for 40 years using pure math and zero emotion.
It has NEVER once had a down decade. Not one.
Their Medallion Fund averaged 66% annual returns before fees for over 20 years. The best track record in the history of investing.
Here's what they were holding at December 31, 2025, and what those positions are worth today.
MU – held $859M worth at ~$186/share. Now ~$768. Up 312%.
BE – held $22.6M worth at ~$87/share. Now ~$287. Up 230%.
AMD – held $267M worth at ~$211/share. Now ~$455. Up 116%.
This Friday, May 15, every fund managing over $100 million is legally required to disclose their Q1 2026 trades to the SEC.
Renaissance is in that list.
We will be breaking down EVERY major filing right here the moment they drop.
Follow us with notifications before it’s too late.
If you don’t follow us, you might regret.