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Insider · CIK 0002096129

Stephen Charles Walters

officer

Files at CSTM (CONSTELLIUM SE). First filing Feb 24, 2026, latest Feb 24, 2026.

In brief

Stephen Charles Walters files SEC Form 4 as officer at CSTM (CONSTELLIUM SE). Since Feb 24, 2026, Stephen Charles Walters has reported 0 open-market buys worth $0 and 1 open-market sell worth $38k, the latest filed on Feb 24, 2026.

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

The newest scored trade: sold $38k of CSTM on Feb 23, 2026, filed Feb 24, 2026, scored 56 (moderate). In the last 12 months: 0 buys worth $0 and 1 sell worth $38k.

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, $38k 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.

CSTM: CONSTELLIUM SE

CSTMOct 9, 2026 · close 25.81

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
56Moderate
CSTMsell 6
CONSTELLIUM SE
$38k
1,500 shares
-100%-

Transactions

Every row this insider has filed, 2 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Mar 12, 2026CSTM
CONSTELLIUM SE
AGrant or award
Ordinary shares
+5,834$0.00$025,068Mar 16, 2026
Feb 23, 2026CSTM
CONSTELLIUM SE
SOpen-market sale
Ordinary shares
-1,500$25.39$38k0Feb 24, 2026

Questions about Stephen Charles Walters

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

Is Stephen Charles Walters buying or selling?

In the last 12 months Stephen Charles Walters reported 0 open-market buys worth $0 and 1 open-market sell worth $38k on SEC Form 4; the latest was sold $38k of CSTM on Feb 23, 2026. Grants, option exercises and tax withholding are not counted.

How did Stephen Charles Walters's past buys perform?

Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Stephen Charles Walters has 0.

Where does Stephen Charles Walters file Form 4?

Stephen Charles Walters has filed Form 4 at CSTM (CONSTELLIUM SE) as SVP GC & Secretary. 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.

Stephen Charles Walters: insider trades and track record | InsiderTell