Form 4 for NGS NATURAL GAS SERVICES GROUP INC
Accepted 2026-06-08 15:26:37 ET · period of report 2026-06-05 · accession 0001316004-26-000003 · 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 | 2026-06-08 15:26 | 2026-06-05 | NGS | Taylor Stephen Charles | Dir | A - Grant | — | +4,456 | 200.0K | +2% | — |
| D | 2026-06-08 15:26 | 2026-06-05 | NGS | Taylor Stephen Charles | Dir | J - Other | $39.87 | -2,228 | 197.8K | -1% | -$88.8K |
| D | 2026-06-08 15:26 | 2026-06-05 | NGS | Taylor Stephen Charles | Dir | M - OptEx | $0.00 | -4,456 | 0 | -100% | $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 | 2026-06-05 | A | A | 4,456 | — | 200,046 | D | — | — | (F1) Not applicable. The reported shares were acquired in connection with the vesting of a restricted stock unit (RSU) award. |
| 2 | Common | Common Stock | 2026-06-05 | J | D | 2,228 | $39.87 | 197,818 | D | — | — | (F2) Represents an election by the reporting person to receive 50% of the value of the RSUs in cash. (F2) Represents an election by the reporting person to receive 50% of the value of the RSUs in cash. |
| 3 | Derivative | Restricted Stock Units | 2026-06-05 | M | D | 4,456 | $0.00 | 0 | D | — · — to — | 4,456 Common Stock | (F3) Not applicable. Each RSU represented the right to receive one share of the Issuer's common stack upon vesting (or upon election by the reporting person, up to 50% of the RSUIs in cash). (F3) Not applicable. Each RSU represented the right to receive one share of the Issuer's common stack upon vesting (or upon election by the reporting person, up to 50% of the RSUIs in cash). (F3) Not applicable. Each RSU represented the right to receive one share of the Issuer's common stack upon vesting (or upon election by the reporting person, up to 50% of the RSUIs in cash). |