Insider Trading
Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.
| Ticker | Insider | Title | Date | Transaction | Price ($) | Shares | Value ($) | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|
| NGS | Tringali Donald J | Director | 09/02/2026 | Zuteilung | 35.22 | 59 | 2,078 | Form 4 |
| NG | Kyle Hume D. | Director | 09/01/2026 | Zuteilung | — | 1,151 | — | Form 4 |
| NG | Erfan Ali | Director | 09/01/2026 | Zuteilung | — | 1,151 | — | Form 4 |
| NG | Dorward-King Elaine J | Director | 09/01/2026 | Zuteilung | — | 1,151 | — | Form 4 |
| NG | Whittaker Dawn Patricia | Director | 09/01/2026 | Zuteilung | — | 1,151 | — | Form 4 |
| NG | Mcarthur C. Kevin | Director | 09/01/2026 | Zuteilung | — | 576 | — | Form 4 |
| NG | Schutt Ethan | Director | 09/01/2026 | Zuteilung | — | 576 | — | Form 4 |
| NG | Muniz Quintanilla Daniel | Director | 09/01/2026 | Zuteilung | — | 1,151 | — | Form 4 |
| NG | Madhavpeddi Kalidas V | Director | 09/01/2026 | Zuteilung | — | 576 | — | Form 4 |
| NGL | Collingsworth James M | Director | 08/27/2026 | Kauf | 17.00 | 2,289 | 38,913 | Form 4 |
| NGL | Collingsworth James M | Director | 08/26/2026 | Kauf | 16.96 | 200 | 3,392 | Form 4 |
| NGL | Krimbill H Michael | Chief Executive Officer | 08/25/2026 | Verkauf | 17.00 | 300,000 | 5,100,000 | Form 4 |
| NGL | Collingsworth James M | Director | 08/25/2026 | Kauf | 16.82 | 10,808 | 181,834 | Form 4 |
| NGL | Raymond John T | Director | 08/25/2026 | Kauf | 16.98 | 300,000 | 5,094,000 | Form 4 |
| NGL | Raymond John T | Director | 08/24/2026 | Kauf | 16.22 | 25,500 | 413,704 | Form 4 |
| NGL | Raymond John T | Director | 08/21/2026 | Kauf | 16.25 | 1,126 | 18,298 | Form 4 |
| NGVT | Li David H | President & CEO | 08/18/2026 | Verkauf | 74.71 | 92 | 6,873 | Form 4 |
| NGVT | Li David H | President & CEO | 08/17/2026 | Verkauf | 75.83 | 5,000 | 379,150 | Form 4 |
| NGVT | Li David H | President & CEO | 08/14/2026 | Verkauf | 75.73 | 5,000 | 378,650 | Form 4 |
| NGVT | Li David H | President & CEO | 08/13/2026 | Verkauf | 75.73 | 5,000 | 378,650 | Form 4 |
| NGVT | Li David H | President & CEO | 08/12/2026 | Verkauf | 76.62 | 5,000 | 383,100 | Form 4 |
| NGVT | Platt Phillip John | SVP, Chief Financial Officer | 08/10/2026 | Steuer-Abgabe | 77.04 | 1,698 | 130,814 | Form 4 |
| NGVT | Fisher Ryan C. | SVP, Gen. Counsel & Secretary | 08/03/2026 | Verkauf | 73.67 | 1,312 | 96,655 | Form 4 |
| NGVT | Fisher Ryan C. | SVP, Gen. Counsel & Secretary | 08/03/2026 | Verkauf | 73.76 | 1,397 | 103,043 | Form 4 |
| NGVT | Platt Phillip John | SVP, Chief Financial Officer | 07/24/2026 | Steuer-Abgabe | 73.26 | 3,294 | 241,318 | Form 4 |
| NGVT | Fisher Ryan C. | SVP, Gen. Counsel & Secretary | 07/06/2026 | Steuer-Abgabe | 73.86 | 168 | 12,408 | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).