BLDR

Builders FirstSource, Inc. $60.37 1M -16.6% 3M -23.2% YTD -42.3% as of 2026-09-11
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Model view — historical tendencies for the days ahead, not a forecast
Next 1 day
+0.2%
Next 1 week
-0.8%
Next 1 month
-1.2%
Seasonality
Mildly negative window
Next 30 days (to Oct 14): -4.2% median, 45% of the last 20 years finished up.
20-year seasonality chart →
Mean reversion
Neutral — RSI(2) at 44
RSI(2) under 15 is oversold (this name has historically bounced); over 85 is overbought. Its dip-buy edge in history is -0.03%/day.
Mean-reversion stats →
1-month breakdown — Market · β 1.70 -0.3% · Seasonal tilt -0.9%
$7.0B market cap (#530 US) $137M/day volume 50% volatility -57% 1-year -72% from ATH
52-week range · 2% of the way up · -60% from the high
$58.13$148.91

Congressional trades in BLDR Full tracker →

2 members · 5 buys / 4 sells · $9K–$135K disclosed · latest filing Dec 29, 2022.

SELL SL Susie Lee · traded Nov 30, 2022 $1K–$15K
SELL KM Kathy Manning · traded Aug 3, 2022 $1K–$15K
BUY KM Kathy Manning · traded Jul 20, 2022 $1K–$15K
SELL SL Susie Lee · traded Aug 17, 2021 $1K–$15K
BUY SL Susie Lee · traded May 14, 2021 $1K–$15K
BUY SL Susie Lee · traded Feb 9, 2021 $1K–$15K
SELL SL Susie Lee · traded Oct 22, 2020 $1K–$15K
BUY SL Susie Lee · traded Jun 3, 2020 $1K–$15K

Earnings Full history →

Next report 2026-10-29 (Thursday, before open, in 45 days) · EPS est. 1.09.

1-day std dev
7.5%
Finished up
57%
Biggest pop
+23.9%
Biggest drop
-19.0%

Standard deviation of the close-to-close move over the last 60 reports. History, not a forecast.

Data from the U.S. House Clerk and FINRA, plus end-of-day prices. Not investment advice.