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sellWeak cluster of 310b5-1 plan

Jeffrey Shannon Slocum sold $566k of HAL

Director, EVP and COO at HALLIBURTON CO. 16,121 shares at an average of $35.08, traded Aug 18, 2026, filed Aug 19, 2026.

Warning score
34
Value
$566k
16,121 shares
Holdings after
171,302
-9% from before
From 52-week low
+68%
low $20.53, close $34.50
From 52-week high
-19%
high $42.60, as of Aug 18, 2026

Score components

  • Role
    COO
    +20
  • Trade size
    $566k at market
    +19
  • Share of holdings sold
    Sold 8.6% of holdings
    0
  • Cluster
    3 insiders selling within 14 days
    +15
  • 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.

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.

HALOct 13, 2026 · close 32.79
Since filing Aug 19, 2026: -5.9%SPY +1.4% · excess -7.3%

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 0001970357-26-000014, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Aug 18, 2026SOpen-market sale
Common Stock10b5-1
-16,121$35.08$566k171,302Aug 19, 2026

Related signals

Other insiders at HALLIBURTON CO and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
46Moderate
HALsell 310b5-1
HALLIBURTON CO
Eric Carre
EVP & Chief Financial Officer
$929k
24,777 shares
-17%
50Moderate
HALsell 310b5-1
HALLIBURTON CO
Jeffrey Shannon Slocum
Director, EVP and COO
$1.8M
52,572 shares
-31%
50Moderate
HALsell 310b5-1
HALLIBURTON CO
Jeffrey Allen Miller
Director, President & CEO
$4.4M
124,483 shares
-12%
30Weak
HALsell10b5-1
HALLIBURTON CO
Eric Carre
EVP & Chief Financial Officer
$889k
24,778 shares
-14%
48Moderate
HALsell 210b5-1
HALLIBURTON CO
Van H. Beckwith
EVP, Secretary and CLO
$8.2M
198,349 shares
-58%
43Moderate
HALsell 410b5-1
HALLIBURTON CO
Michael Casey Maxwell
President - Western Hemisphere
$852k
20,348 shares
-18%
37Weak
HALsell 310b5-1
HALLIBURTON CO
Timothy McKeon
Senior VP and Treasurer
$364k
8,655 shares
-11%
53Moderate
HALsell 3
HALLIBURTON CO
Tobi M. Young
director
$256k
6,125 shares
-29%
50Moderate
HALsell 310b5-1
HALLIBURTON CO
Jeffrey Allen Miller
Director, President & CEO
$6.3M
158,455 shares
-14%
30Weak
HALsell 410b5-1
HALLIBURTON CO
Van H. Beckwith
EVP, Secretary and CLO
$663k
19,618 shares
-5%

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.

Jeffrey Shannon Slocum sold $566k of HAL | InsiderTell