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sellNotable cluster of 3

Tim A Makowski sold $731k of WMS

See Remarks at ADVANCED DRAINAGE SYSTEMS, INC.. 4,901 shares at an average of $149.21, traded Nov 12, 2025, filed Nov 13, 2025.

Warning score
71
Value
$731k
4,901 shares
Holdings after
2,467
-67% from before
From 52-week low
+56%
low $96.02, close $150.08
From 52-week high
0%
high $150.08, as of Nov 12, 2025

Score components

  • Role
    Officer
    +15
  • Trade size
    $731k at market
    +21
  • Share of holdings sold
    Sold 67% of holdings
    +20
  • Cluster
    3 insiders selling within 14 days
    +15

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.

WMSOct 9, 2026 · close 125.79
Since filing Nov 13, 2025: -14.8%SPY +17.1% · excess -31.9%

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 0001193125-25-280368, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Nov 12, 2025SOpen-market sale
Common Stock
-4,800$149.21$716k2,568Nov 13, 2025
Nov 12, 2025SOpen-market sale
Common Stock
-101$149.19$15k2,467Nov 13, 2025

Related signals

Other insiders at ADVANCED DRAINAGE SYSTEMS, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
53Moderate
WMSsell 2
ADVANCED DRAINAGE SYSTEMS, INC.
Robert M Eversole
director
$1.6M
10,569 shares
-17%
48Moderate
WMSsell 4
ADVANCED DRAINAGE SYSTEMS, INC.
Thomas J. Waun Sr.
EVP, International
$233k
1,500 shares
-10%
60Notable
WMSsell 3
ADVANCED DRAINAGE SYSTEMS, INC.
D. Scott Barbour
See Remarks
$12M
80,030 shares
-65%
65Notable
WMSsell 3
ADVANCED DRAINAGE SYSTEMS, INC.
Thomas J. Waun Sr.
EVP, International
$339k
2,272 shares
-110%
53Moderate
WMSsell
ADVANCED DRAINAGE SYSTEMS, INC.
Darin S. Harvey
EVP, Supply Chain & Logistics
$520k
4,464 shares
-61%
34Weak
WMSsell
ADVANCED DRAINAGE SYSTEMS, INC.
Darin S. Harvey
EVP, Supply Chain & Logistics
$308k
2,464 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.

Tim A Makowski sold $731k of WMS | InsiderTell