Installed Building Products Inc is trading 8.4% down at $199.75 in after-hours trading.
- The decline follows a 4–5% gain during regular hours, giving back strong regular-session rebounds.
- This move comes as Giverny Capital Asset Management announced it trimmed its stake in IBP during Q1 2026, following CEO Jeff Edwards' sale of a portion of his holdings after a significant stock run-up.
- The after-hours trading activity suggests profit-taking and repositioning in response to this development.