101 transactions on file (0 open-market purchases and 26 open-market sales).
26 open-market sales by XOS insiders, between Sep 12, 2025 and Sep 17, 2026.
Discretionary.
Planned (10b5-1).
Not stated.
| Date | Insider | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-09-17 | OSTERMANN DIETMAR Director Open-market sale Discretionary | Open-market sale Discretionary | −4,738 | $2.55 | −12.08K | 85,226 |
| 2026-09-16 | OSTERMANN DIETMAR Director Open-market sale Discretionary | Open-market sale Discretionary | −262 | $2.54 | −665.48 | 89,964 |
| 2026-09-10 | Pogosyan Liana Chief Financial Officer Tax withholding | Tax withholding | −3,165 | $2.79 | −8.83K | 151,097 |
| 2026-09-10 | Pogosyan Liana Chief Financial Officer Grant / award | Grant / award | +411,549 | $0.00 | +0 | 562,646 |
| 2026-09-10 | Sordoni Giordano Chief Operating Officer · Director Tax withholding | Tax withholding | −13,662 | $2.79 | −38.12K | 1,539,796 |
96 more transactions are on Measure
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| Insider | Role | On Sep 23, 2025 | Now | Change | Sold | Shape |
|---|---|---|---|---|---|---|
| Emerald Green Trust10% owner | 10% owner | 1,574,212 | 1,161,229 | −26.23% | $2.23M$2.23M no plan | |
| OSTERMANN DIETMARDirector | Director | 94,422 | 85,226 | −9.74% | $132K$108K no plan · $23.83K on a plan | |
| Richardson Michael PaulDirector | Director | 95,872 | 87,264 | −8.98% | $17.88K$17.88K on a plan |
The assistant answers from what XOS has actually filed: 6 annual reports filed with the SEC, 99 Form 4 filings from the last year and 1 fund that holds it. Every figure in a reply links to the filing it came from, so an answer can be checked rather than believed.
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Source
From SEC Form 4 filings, filed within two business days of a transaction.
Past transactions say nothing about future ones, and none of this is investment advice.
What each insider held after every open-market trade, over the last twelve months.
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Watch XOS and every open-market Form 4 worth a row (a purchase, a senior officer's sale, anything at a million dollars) lands in the bell and a daily email, with the 10b5-1 word on it when the filing says so. Free.
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Every Form 4 XOS insiders file, not just the latest handful, with vesting and tax withholding struck out so what's left reads as a decision.
Every filingMeasure
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Each stake priced at the quarter it was filed, and diffed against the quarter before: how big a bet it is for them, and by how much it moved.
Every position, sizedMeasure
Ask what a run of filings adds up to
Whether this is one decision or a pattern, and how it compares with XOS's own history of insider activity.
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The table above says who traded. This says what XOS did over the following 30, 90 and 180 days after each open-market purchase and sale, from this company’s own record rather than a study about companies in general, and with the number of transactions shown beside every average.
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