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sellWeak10b5-1 plan

Brian David Archbold sold $169k of MLAB

SVP Operations at MESA LABORATORIES INC /CO/. 1,500 shares at an average of $112.36, traded Dec 15, 2023, filed Dec 19, 2023.

Warning score
26
Value
$169k
1,500 shares
Holdings after
558
-73% from before
From 52-week low
+31%
low $82.97, close $108.51
From 52-week high
-46%
high $199.31, as of Dec 15, 2023

Score components

  • Role
    Officer
    +15
  • Trade size
    $169k at market
    +11
  • Share of holdings sold
    Sold 73% of holdings
    +20
  • 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.

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.

MLABOct 12, 2026 · close 128.07
Since filing Dec 19, 2023: +24.1%SPY +69.2% · excess -45.2%

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 0001228924-23-000040, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 15, 2023SOpen-market sale
Common Stock10b5-1
-1,500$112.36$169k558Dec 19, 2023

Related signals

Other insiders at MESA LABORATORIES INC /CO/ and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
63Notable
MLABbuy 2
MESA LABORATORIES INC /CO/
Siddhartha Kadia
President and CEO
$800k
7,093 shares
-
36Weak
MLABbuy 2
MESA LABORATORIES INC /CO/
R Tony Tripeny
director
$102k
900 shares
+17%
47Moderate
MLABsell
MESA LABORATORIES INC /CO/
John James Sullivan
director
$800k
7,093 shares
-28%
38Weak
MLABsell 3
MESA LABORATORIES INC /CO/
Brian David Archbold
SVP Operations
$225k
2,516 shares
-28%
26Weak
MLABsell 3
MESA LABORATORIES INC /CO/
Lyndsey Elizabeth Crennen
CAO
$40k
442 shares
-18%
20Weak
MLABsell 310b5-1
MESA LABORATORIES INC /CO/
John Sakys
CFO
$253k
2,827 shares
-13%
25Weak
MLABsell 310b5-1
MESA LABORATORIES INC /CO/
Brian David Archbold
SVP Operations
$117k
1,151 shares
-24%
10Weak
MLABsell 310b5-1
MESA LABORATORIES INC /CO/
Lyndsey Elizabeth Crennen
CAO
$12k
118 shares
-7%
27Weak
MLABsell 310b5-1
MESA LABORATORIES INC /CO/
John Sakys
CFO
$124k
1,223 shares
-7%
58Moderate
MLABbuy 3
MESA LABORATORIES INC /CO/
Mark Christopher Capone
director
$99k
1,301 shares
+61%

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.

Brian David Archbold sold $169k of MLAB | InsiderTell