Skip to content

Insider · CIK 0001762659

John Michael Custer

director

Files at WSO (WATSCO INC). First filing Jun 12, 2025, latest Jun 12, 2025.

In brief

John Michael Custer files SEC Form 4 as director at WSO (WATSCO INC). Since Jun 12, 2025, John Michael Custer has reported 0 open-market buys worth $0 and 1 open-market sell worth $986k, the latest filed on Jun 12, 2025.

A track record needs three past buys with six months of prices behind them; John Michael Custer has 0, so none is measured yet.

The newest scored trade: sold $986k of WSO on Jun 10, 2025, filed Jun 12, 2025, scored 50 (moderate).

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 1
$0 bought, $986k sold

Where the trades landed

Last year at the company this insider has traded most, with each buy and sell on the bar it happened.

WSO: WATSCO INC

WSOOct 9, 2026 · close 279.90

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™

Signals

This insider’s open-market buys and sells, scored.

ScoreCompanyValueHoldingsPrice contextFiled
50Moderate
WSOsell
WATSCO INC
$986k
2,200 shares
-38%+4% from low-20% from high

Transactions

Every row this insider has filed, 1 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Jun 10, 2025WSO
WATSCO INC
SOpen-market sale
Common stock
-2,200$448.27$986k3,552Jun 12, 2025

Questions about John Michael Custer

Answered from the filings on this page, as of the latest one.

Is John Michael Custer buying or selling?

Not in the last 12 months. John Michael Custer's latest open-market trade on SEC Form 4 was sold $986k of WSO on Jun 10, 2025.

How did John Michael Custer's past buys perform?

Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and John Michael Custer has 0.

Where does John Michael Custer file Form 4?

John Michael Custer has filed Form 4 at WSO (WATSCO INC). A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.

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 Michael Custer: insider trades and track record | InsiderTell