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buyWeak

Frank L. Muller bought $9,959 of BCAL

director at California BanCorp \ CA. 450 shares at an average of $22.13, traded Sep 4, 2026, filed Sep 9, 2026.

Conviction score
21
Value
$9,959
450 shares
Holdings after
2,377
+23% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    Director
    +15
  • Trade size
    $10k at market
    0
  • Relative to holdings
    Holdings up 23%
    +6
  • Price context
    No price history yet
    0
  • 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

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.

BCALOct 9, 2026 · close 21.23
Since filing Sep 9, 2026: -0.7%SPY +2.4% · excess -3.0%

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 0001807551-26-000004, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 4, 2026POpen-market purchase
Common Stockindirect: By spouse
+450$22.13$9,9592,37734 d ago

Related signals

Other insiders at California BanCorp \ CA and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
48Moderate
BCALsell 2
California BanCorp \ CA
Richard Hernandez
President
$325k
17,000 shares
-19%
58Moderate
BCALsell 2
California BanCorp \ CA
David I Rainer
Executive Chairman
$1.4M
75,000 shares
-17%
38Weak
BCALsell
California BanCorp \ CA
Jean Carandang
Bank Chief Financial Officer
$143k
8,000 shares
-18%
43Moderate
BCALbuy
California BanCorp \ CA
David J. Volk
director
$503k
27,000 shares
+2259%
60Notable
BCALsell
California BanCorp \ CA
David J. Volk
director
$44M
2,346,104 shares
-100%

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.