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sellWeak10b5-1 plan

William Bradley Southern sold $6.4M of LPX

Chief Executive Officer at LOUISIANA-PACIFIC CORP. 69,512 shares at an average of $91.95, traded Jan 14, 2026, filed Jan 16, 2026.

Warning score
35
Value
$6.4M
69,512 shares
Holdings after
489,215
-12% from before
From 52-week low
+23%
low $73.72, close $90.90
From 52-week high
-21%
high $115.33, as of Jan 14, 2026

Score components

  • Role
    CEO
    +25
  • Trade size
    $6.4M at market
    +25
  • Share of holdings sold
    Sold 12% of holdings
    +5
  • Cluster
    No other insider selling within 14 days
    0
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m +0.5%, 3m -17.1%, 6m -19.9%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

LPXOct 12, 2026 · close 65.93
Since filing Jan 16, 2026: -28.4%SPY +13.4% · excess -41.7%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001193125-26-014968, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jan 14, 2026SOpen-market sale
Common Stock10b5-1
-3,449$90.80$313k555,278Jan 16, 2026
Jan 14, 2026SOpen-market sale
Common Stock10b5-1
-48,088$91.66$4.4M507,190Jan 16, 2026
Jan 14, 2026SOpen-market sale
Common Stock10b5-1
-3,762$92.46$348k503,428Jan 16, 2026
Jan 14, 2026SOpen-market sale
Common Stock10b5-1
-47$93.39$4,389503,381Jan 16, 2026
Jan 15, 2026SOpen-market sale
Common Stock10b5-1
-3,788$92.21$349k499,593Jan 16, 2026
Jan 15, 2026SOpen-market sale
Common Stock10b5-1
-6,361$93.19$593k493,232Jan 16, 2026
Jan 15, 2026SOpen-market sale
Common Stock10b5-1
-4,017$93.71$376k489,215Jan 16, 2026

Related signals

Other insiders at LOUISIANA-PACIFIC CORP and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
24Weak
LPXsell
LOUISIANA-PACIFIC CORP
Lizanne C Gottung
director
$89k
1,141 shares
-6%
25Weak
LPXsell
LOUISIANA-PACIFIC CORP
Lizanne C Gottung
director
$102k
1,300 shares
-7%
54Moderate
LPXbuy
LOUISIANA-PACIFIC CORP
F Nicholas Grasberger III
director
$1.7M
20,000 shares
+106%
30Weak
LPXsell10b5-1
LOUISIANA-PACIFIC CORP
William Bradley Southern
Chief Executive Officer
$2.5M
28,332 shares
-6%
30Weak
LPXsell10b5-1
LOUISIANA-PACIFIC CORP
William Bradley Southern
Chief Executive Officer
$2.5M
28,332 shares
-6%
30Weak
LPXsell10b5-1
LOUISIANA-PACIFIC CORP
William Bradley Southern
Chief Executive Officer
$3.8M
43,832 shares
-7%
49Moderate
LPXbuy
LOUISIANA-PACIFIC CORP
Stephen E. Macadam
director
$250k
3,200 shares
+8%
22Weak
LPXsell
LOUISIANA-PACIFIC CORP
Ozey K Horton Jr
director
$51k
500 shares
-2%
25Weak
LPXsell
LOUISIANA-PACIFIC CORP
Lizanne C Gottung
director
$106k
1,179 shares
-6%
14Weak
LPXsell10b5-1
LOUISIANA-PACIFIC CORP
Lizanne C Gottung
director
$284k
2,500 shares
-12%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

William Bradley Southern sold $6.4M of LPX | InsiderTell