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sellWeak10b5-1 plan

John Coll sold $170k of ALSN

SVP, Global MSS at Allison Transmission Holdings Inc. 1,788 shares at an average of $95.33, traded Apr 1, 2025, filed Apr 3, 2025.

Warning score
11
Value
$170k
1,788 shares
Holdings after
15,388
-10% from before
From 52-week low
+14%
low $84.35, close $95.79
From 52-week high
-19%
high $118.11, as of Apr 1, 2025

Score components

  • Role
    Officer
    +15
  • Trade size
    $170k at market
    +11
  • Share of holdings sold
    Sold 10% of holdings
    +5
  • 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.

ALSNOct 9, 2026 · close 109.86
Since filing Apr 3, 2025: +23.4%SPY +47.5% · excess -24.1%

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 0000950170-25-050339, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Apr 1, 2025SOpen-market sale
Common Stock10b5-1
-1,788$95.33$170k15,388Apr 3, 2025

Related signals

Other insiders at Allison Transmission Holdings Inc and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
8Weak
ALSNsell 210b5-1
Allison Transmission Holdings Inc
Ryan A. Milburn
VP, Engr. & Tech Dev.
$359k
3,412 shares
-22%
51Moderate
ALSNsell 2
Allison Transmission Holdings Inc
Eric C. Scroggins
VP, Gen. Counsel & Assist. Sec
$525k
5,358 shares
-28%
25Weak
ALSNsell 210b5-1
Allison Transmission Holdings Inc
Ryan A. Milburn
VP, Engr. & Tech Dev.
$437k
4,546 shares
-24%
41Moderate
ALSNsell 2
Allison Transmission Holdings Inc
Teresa van Niekerk
VP, Chief Procurement Officer
$828k
8,191 shares
-33%
14Weak
ALSNsell 210b5-1
Allison Transmission Holdings Inc
Ryan A. Milburn
VP, Engr. & Tech Dev.
$145k
1,455 shares
-9%
12Weak
ALSNsell10b5-1
Allison Transmission Holdings Inc
John Coll
SVP, Global MSS
$217k
2,000 shares
-24%
43Moderate
ALSNsell 2
Allison Transmission Holdings Inc
David S. Graziosi
Chair, President and CEO
$1.6M
13,313 shares
-8%
43Moderate
ALSNsell 2
Allison Transmission Holdings Inc
David S. Graziosi
Chair, President and CEO
$1.1M
8,935 shares
-5%
48Moderate
ALSNsell 3
Allison Transmission Holdings Inc
John Coll
SVP, Global MSS
$235k
2,000 shares
-19%
42Moderate
ALSNsell 2
Allison Transmission Holdings Inc
Eric C. Scroggins
VP, Gen. Counsel & Secretary
$303k
2,762 shares
-18%

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.

John Coll sold $170k of ALSN | InsiderTell