SEC Form 4 · accession 0001562099-26-000001
NATURAL GAS SERVICES GROUP INC · NGS
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
John A. Gallegos Jr.
Director
Period of report
Apr 1, 2026
Accepted (ET)
Jun 8, 2026 · 1:00 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001084991
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Apr 1, 2026 | A | 889 | — | A | 889 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitF2 | — | Apr 1, 2026 | M | 889 | D | — | — | Common Stock | 889 | 0 | D |
| Restricted Stock UnitsF2 | — | holding | — | — | — | — | — | Common Stock | 4,456 | 4,456 | D |
Explanation of responses
- F1Not applicable. The reported shares were acquired in connection with the vesting of a restricted stock unit (RSU) award.
- F2Not applicable. Each RSU represented the right to receive one share of the Issuer's common stock upon vesting (or upon election by the reporting person, up to 50% of the RSUs in cash).