Company profile
Natural Gas Services Group Inc Insider Trading
NGSEvery SEC Form 4 insider trading filing for Natural Gas Services Group Inc (NGS) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?
- Exchange
- NYSE
- Sector
- Oil & Gas Field Services, NEC
- CIK
- 0001084991
- Filings
- 115
- Insiders
- 12
- Last filing
- 2026-09-02
Activity summary
Recent insider activity is bullish. Over the last 30 days, 1 insider purchased shares (net $2K). Buying was led by Donald J Tringali.
Three year balance
Buy and sell value by quarter, Q4 23 to Q3 26. Natural Gas Services Group Inc insiders are net sellers across the period shown.
Bars below the rule are sales, above are purchases. Largest quarter on the chart is $4.1M.
90 day insight
Over the last 90 days, Natural Gas Services Group Inc insiders bought $2K across 1 transaction with no open-market sales.
- Most active insider: Donald J Tringali with 1 transaction totaling $2K.
- Largest single purchase: $2K by Donald J Tringali on Sep 2, 2026.
Activity skews bullish — buys outpace sales.
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 2, 2026 | Donald J Tringali | NGS | Award | 59 | $35.22 | $2K |
| Jun 10, 2026 | John Earl Jackson | NGS | Award | 3,009 | — | — |
| Jun 10, 2026 | Georganne Hodges | NGS | Award | 3,009 | — | — |
| Jun 10, 2026 | John A. Gallegos Jr. | NGS | Award | 3,009 | — | — |
| Jun 10, 2026 | Donald J Tringali | NGS | Award | 4,574 | — | — |
45 more transactions hidden
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Query this yourself
The same rows, over the API.
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-H "X-Api-Key: $KEY"Top insiders
By total value filed.
Institutional Ownership
Top 13F-HR holders of Natural Gas Services Group Inc as of 2026-06-30
Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →