Xos (XOS) Director Dietmar Ostermann Sells Shares

What Happened
Dietmar Ostermann, a director of Xos, sold a total of 12,476 XOS shares in three open‑market transactions executed July 15–17, 2026 under a Rule 10b5‑1 trading plan. The individual transactions were 4,159 shares @ $2.30 ($9,576) on July 15; 4,158 shares @ $2.16 ($8,984) on July 16; and 4,159 shares @ $2.15 ($8,936) on July 17 — total proceeds ≈ $27,496. This filing is an amendment that only corrects the transaction codes to show these were sales (Code "S") pursuant to the 10b5‑1 plan.

Key Details

• Transaction dates/prices: 7/15/2026 — 4,159 @ $2.30 (Wtd. avg; reported range $2.23–$2.34); 7/16/2026 — 4,158 @ $2.16 (range $2.12–$2.32); 7/17/2026 — 4,159 @ $2.15 (range $2.11–$2.18).
• Total shares sold: 12,476; total proceeds ≈ $27,496.
• Trades were executed pursuant to a Rule 10b5‑1 plan adopted by Ostermann on September 16, 2025.
• Holdings after transaction: the filing does not state total shares owned post‑sale; footnote indicates there are 60,584 unvested RSUs included in reported holdings.
• Amendment note: this Form 4 amends an earlier filing only to change the transaction codes from "D" to "S"; no other data was changed.

Context
Sales under a pre‑arranged Rule 10b5‑1 plan are typically scheduled in advance and are generally considered routine disposition activity rather than an immediate signal of insider sentiment. For retail investors, purchases by insiders are often more informative than routine sales; this filing documents disposition of shares, not an acquisition.