Insider · CIK 0002077603
Marco Portmann
Files at AEBI (Aebi Schmidt Holding AG). First filing Aug 18, 2025, latest May 19, 2026.
In brief
Marco Portmann files SEC Form 4 as CFO at AEBI (Aebi Schmidt Holding AG). Since Aug 18, 2025, Marco Portmann has reported 3 open-market buys worth $174k and 0 open-market sells worth $0, the latest filed on May 19, 2026.
A track record needs three past buys with six months of prices behind them; Marco Portmann has 0, so none is measured yet.
The newest scored trade: bought $57k of AEBI on May 15, 2026, filed May 19, 2026, scored 54 (moderate). In the last 12 months: 2 buys worth $113k and 0 sells worth $0.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
AEBI: Aebi Schmidt Holding AG
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.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 54Moderate | Aebi Schmidt Holding AG | $57k 5,000 shares | +20% | +30% from low-23% from high | |
| 50Moderate | Aebi Schmidt Holding AG | $56k 5,000 shares | +25% | - | |
| 50Moderate | Aebi Schmidt Holding AG | $61k 5,000 shares | +33% | - |
Transactions
Every row this insider has filed, 4 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Jun 1, 2026 | AEBI Aebi Schmidt Holding AG | AGrant or award Common Stock | +10,459 | $12.51 | $131k | 40,459 | Jun 3, 2026 |
| May 15, 2026 | AEBI Aebi Schmidt Holding AG | POpen-market purchase Common Stock | +5,000 | $11.31 | $57k | 30,000 | May 19, 2026 |
| Nov 14, 2025 | AEBI Aebi Schmidt Holding AG | POpen-market purchase Common Stock | +5,000 | $11.20 | $56k | 25,000 | Nov 17, 2025 |
| Aug 15, 2025 | AEBI Aebi Schmidt Holding AG | POpen-market purchase Common Stock | +5,000 | $12.25 | $61k | 20,000 | Aug 18, 2025 |
Questions about Marco Portmann
Answered from the filings on this page, as of the latest one.
Is Marco Portmann buying or selling?
In the last 12 months Marco Portmann reported 2 open-market buys worth $113k and 0 open-market sells worth $0 on SEC Form 4; the latest was bought $57k of AEBI on May 15, 2026. Grants, option exercises and tax withholding are not counted.
How did Marco Portmann's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Marco Portmann has 0.
Where does Marco Portmann file Form 4?
Marco Portmann has filed Form 4 at AEBI (Aebi Schmidt Holding AG) as Group Chief Financial Officer. 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.