Form 4 for USAR USA Rare Earth, Inc.
Accepted 2026-06-04 19:21:50 ET · period of report 2026-06-03 · accession 0001342570-26-000007 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-06-04 19:21 | 2026-06-03 | USAR | Caulfield Thomas | Dir | A - Grant | $0.00 | +407 | 407 | New | $0 |
| D | 2026-06-04 19:21 | 2026-06-03 | USAR | Caulfield Thomas | Dir | M - OptEx | $0.00 | +2,548 | 2,955 | +626% | $0 |
| D | 2026-06-04 19:21 | 2026-06-03 | USAR | Caulfield Thomas | Dir | M - OptEx | $0.00 | -2,548 | 0 | -100% | $0 |
| D | 2026-06-04 19:21 | 2026-06-03 | USAR | Caulfield Thomas | Dir | A - Grant | $0.00 | +6,438 | 6,438 | New | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock, par value $0.0001 per share | 2026-06-03 | A | A | 407 | $0.00 | 407 | D | — | — | (F1) Restricted stock units granted to the reporting person in lieu of board service compensation for the period March 19, 2026 through June 2, 2026. |
| 2 | Common | Common Stock, par value $0.0001 per share | 2026-06-03 | M | A | 2,548 | $0.00 | 2,955 | D | — | — | |
| 3 | Derivative | Restricted Stock Units | 2026-06-03 | M | D | 2,548 | $0.00 | 0 | D | — · — to — | 2,548 Common Stock, par value $0.0001 per share | (F2) Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock. (F3) On March 19, 2026, the reporting person was granted the reported restricted stock units which vested in full on June 3, 2026. (F3) On March 19, 2026, the reporting person was granted the reported restricted stock units which vested in full on June 3, 2026. |
| 4 | Derivative | Restricted Stock Units | 2026-06-03 | A | A | 6,438 | $0.00 | 6,438 | D | — · — to — | 6,438 Common Stock, par value $0.0001 per share | (F4) The restricted stock unit will fully vest on the earlier of 1 year from grant date or 2027 Annual Meeting date, anticipated to be on or about June 2, 2027. (F2) Each restricted stock unit represents the right to receive, at settlement, one (1) share of the Issuer's common stock. (F4) The restricted stock unit will fully vest on the earlier of 1 year from grant date or 2027 Annual Meeting date, anticipated to be on or about June 2, 2027. (F4) The restricted stock unit will fully vest on the earlier of 1 year from grant date or 2027 Annual Meeting date, anticipated to be on or about June 2, 2027. |