13F

Position

AVENIR CORP in Microsoft Corp

Back to the book · All holders of MSFT

Estimated mark uses implied 13F prices (value ÷ shares). Adds are treated as happening at this quarter’s mark; cuts at last quarter’s. Share jumps can be splits, not buys. This is not realized P&L.

Latest estimated mark −$27.7M$483.62$370.17

QuarterSharesValueImplied pxEst. markFlowWeight
Q4 2025245.4K$118.7M12.9%
Q1 2026244.1K$90.4M$370.17−$27.7M−$636K11.0%