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buyWeak10b5-1 plan

William M Sheriff bought $146k of EU

Executive Chairman at enCore Energy Corp.. 100,000 shares at an average of $1.46, traded May 18, 2026, filed May 20, 2026.

Conviction score
37
Value
$146k
100,000 shares
Holdings after
1,412,169
+7% from before
From 52-week low
0%
low $1.46, close $1.46
From 52-week high
-64%
high $4.07, as of May 18, 2026

Score components

  • Role
    Chair
    +20
  • Trade size
    $146k at market
    +11
  • Relative to holdings
    Holdings up 7%
    +3
  • Price context
    0% above the 52-week low; 64% below the 52-week high
    +18
  • Cluster
    No other insider buying within 14 days
    0
  • Repeat buying
    First buy in 90 days
    0
  • Track record
    Too few past buys to judge (0 with prices)
    0
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -15

What happened after comparable buys

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.

EUOct 12, 2026 · close 0.92
Since filing May 20, 2026: -34.8%SPY +5.5% · excess -40.2%

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 0001193125-26-233055, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 18, 2026POpen-market purchase
Common Stock10b5-1
+50,000$1.49$75k1,387,169May 20, 2026
May 19, 2026POpen-market purchase
Common Stock10b5-1
+25,000$1.39$35k1,412,169May 20, 2026
May 18, 2026POpen-market purchase
Common Stockindirect: By Spouse.10b5-1
+25,000$1.47$37k25,000May 20, 2026

Related signals

Other insiders at enCore Energy Corp. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
Pro nowfree Oct 20, 2026
EUsell10b5-1
enCore Energy Corp.
Susan Hoxie-Key
director
$29k
30,648 shares
-33%
39Weak
EUbuy 2
enCore Energy Corp.
Richard H Little
Chief Executive Officer
$11k
10,000 shares
+20%
46Moderate
EUbuy 2
enCore Energy Corp.
William M Sheriff
Executive Chairman
$101k
125,000 shares
+8%
42Moderate
EUbuy 2
enCore Energy Corp.
William M Sheriff
Executive Chairman
$150k
175,000 shares
+12%
63Notable
EUbuy 3
enCore Energy Corp.
Wayne W. Heili
director
$50k
35,000 shares
-
69Notable
EUbuy 3
enCore Energy Corp.
Mark S Pelizza
director
$137k
99,905 shares
+72%
74Notable
EUbuy 3
enCore Energy Corp.
Richard H Little
Chief Executive Officer
$64k
50,000 shares
-
3Weak
EUsell10b5-1
enCore Energy Corp.
William M Sheriff
See Remarks
$66k
24,000 shares
-1%
40Moderate
EUsell
enCore Energy Corp.
William M Sheriff
See Remarks
$28k
10,000 shares
-78%
5Weak
EUsell10b5-1
enCore Energy Corp.
William M Sheriff
See Remarks
$115k
42,500 shares
-2%

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 M Sheriff bought $146k of EU | InsiderTell