Form 4 for NGS NATURAL GAS SERVICES GROUP INC
Accepted 2026-03-16 00:00:00 ET · period of report 2026-03-13 · accession 0001464667-26-000003 · 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 | 2026-03-16 | 2026-03-13 | NGS | Jacobs Justin | CEO | A - Grant | — | +11.7K | 31.2K | +60% | — |
| D | 2026-03-16 | 2026-03-13 | NGS | Jacobs Justin | CEO | F - Tax | $35.59 | -4,433 | 26.8K | -14% | -$157.8K |
| DM | 2026-03-16 | 2026-03-13 | NGS | Jacobs Justin | CEO | M - OptEx | $0.00 | -11.7K | 20.3K | -37% | $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 | 2026-03-13 | A | A | 11,696 | — | 31,189 | D | — | — | (F1) Not applicable. Represents shares acquired in connection with the vesting of a Restricted Stock Unit ("RSU") award. |
| 2 | Common | Common Stock | 2026-03-13 | F | D | 4,433 | $35.59 | 26,756 | D | — | — | |
| 3 | Derivative | Restricted Stock Unit | 2026-03-13 | M | D | 1,556 | $0.00 | 3,111 | D | — · — to — | 1,556 Common Stock | (F2) Not applicable. Each RSU represents the right to receive one share of the Company's common stock upon vesting without payment. |
| 4 | Derivative | Restricted Stock Unit | 2026-03-13 | M | D | 10,140 | $0.00 | 20,280 | D | — · — to — | 10,140 Common Stock | (F2) Not applicable. Each RSU represents the right to receive one share of the Company's common stock upon vesting without payment. |