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 |
|---|---|---|---|---|---|---|---|---|
| GEHC | Grogan William K | Chief Financial Officer | 09/14/2026 | Zuteilung | — | 12,840 | — | Form 4 |
| GEHC | Grogan William K | Chief Financial Officer | 09/14/2026 | Zuteilung | — | 62,256 | — | Form 4 |
| GEO | Albence Matthew | Senior VP, Client Relations | 09/11/2026 | Verkauf | 31.46 | 11,797 | 371,075 | Form 4 |
| GEF-B | Bergwall Timothy | SVP, Chief Commercial Officer | 09/10/2026 | Verkauf | 83.14 | 2,000 | 166,290 | Form 4 |
| GEF | Bergwall Timothy | SVP, Chief Commercial Officer | 09/10/2026 | Verkauf | 83.14 | 2,000 | 166,290 | Form 4 |
| GETY | Jenkins Jerry | SVP, CHRO | 09/09/2026 | Verkauf | 0.23 | 2,558 | 588 | Form 4 |
| GEN | Vlcek Ondrej | Director | 09/09/2026 | Steuer-Abgabe | 29.76 | 2,647 | 78,775 | Form 4 |
| GEN | Vlcek Ondrej | Director | 09/09/2026 | Zuteilung | — | 9,072 | — | Form 4 |
| GEN | Smith Sherrese M | Director | 09/09/2026 | Zuteilung | — | 1,680 | — | Form 4 |
| GEN | Smith Sherrese M | Director | 09/09/2026 | Zuteilung | — | 9,072 | — | Form 4 |
| GEN | Heath Emily | Director | 09/09/2026 | Zuteilung | — | 9,072 | — | Form 4 |
| GEN | Denzel Nora | Director | 09/09/2026 | Zuteilung | — | 9,072 | — | Form 4 |
| GEN | Chrystal John C | Director | 09/09/2026 | Zuteilung | — | 9,072 | — | Form 4 |
| GEN | Brandt Eric | Director | 09/09/2026 | Schenkung | — | 8,822 | — | Form 4 |
| GEN | Brandt Eric | Director | 09/09/2026 | Zuteilung | — | 9,072 | — | Form 4 |
| GEN | Baudis Pavel | Director | 09/09/2026 | Steuer-Abgabe | 29.76 | 2,647 | 78,775 | Form 4 |
| GEN | Baudis Pavel | Director | 09/09/2026 | Zuteilung | — | 9,072 | — | Form 4 |
| GEN | Barsamian Sue | Director | 09/09/2026 | Schenkung | — | 8,822 | — | Form 4 |
| GEN | Barsamian Sue | Director | 09/09/2026 | Zuteilung | — | 9,072 | — | Form 4 |
| GEN | Ko Bryan Seuk | COO, CLO and Secretary | 09/04/2026 | Verkauf | 30.67 | 28,248 | 866,451 | Form 4 |
| GEVO | Bowron Kimberly T | Chief of Staff | 09/03/2026 | Verkauf | 1.71 | 1,221 | 2,088 | Form 4 |
| GEVO | Bloom Paul D | CEO | 09/03/2026 | Verkauf | 1.71 | 1,514 | 2,589 | Form 4 |
| GEVO | Gruber Patrick R. | Director | 09/03/2026 | Verkauf | 1.70 | 3,333 | 5,671 | Form 4 |
| GEHC | Estrampes Catherine | Chief Commer. & Growth Officer | 09/03/2026 | Steuer-Abgabe | 70.56 | 508 | 35,844 | Form 4 |
| GEHC | Rackliffe Philip | CEO, AIS | 09/03/2026 | Steuer-Abgabe | 70.56 | 798 | 56,307 | Form 4 |
| GEHC | Kass-Hout Taha | Chief Technology Officer | 09/03/2026 | Steuer-Abgabe | 70.56 | 1,502 | 105,981 | Form 4 |
| GEHC | Newcomb George A. | Chief Accounting Officer | 09/03/2026 | Steuer-Abgabe | 70.56 | 112 | 7,903 | Form 4 |
| GEHC | O'Neill Kevin Michael | CEO, PDx | 09/03/2026 | Steuer-Abgabe | 70.56 | 718 | 50,662 | Form 4 |
| GEHC | Holton Adam Y | Chief People Officer | 09/03/2026 | Steuer-Abgabe | 70.56 | 673 | 47,487 | Form 4 |
| GEHC | Jimenez Frank R | GC & Corporate Secretary | 09/03/2026 | Steuer-Abgabe | 70.56 | 1,480 | 104,429 | Form 4 |
| GEHC | Arduini Peter J | President and CEO | 09/03/2026 | Steuer-Abgabe | 70.56 | 6,303 | 444,740 | Form 4 |
| GENB | Arnold Frances | Director | 09/01/2026 | Verkauf | 16.00 | 1,000 | 16,002 | Form 4 |
| GEN | Vlcek Ondrej | Director | 09/01/2026 | Steuer-Abgabe | 30.02 | 128 | 3,843 | Form 4 |
| GEHC | Rackliffe Philip | CEO, AIS | 09/01/2026 | Steuer-Abgabe | 71.23 | 340 | 24,218 | Form 4 |
| GEHC | Rackliffe Philip | CEO, AIS | 09/01/2026 | Steuer-Abgabe | 71.23 | 226 | 16,098 | Form 4 |
| GEHC | Rackliffe Philip | CEO, AIS | 09/01/2026 | Steuer-Abgabe | 71.23 | 290 | 20,657 | Form 4 |
| GEHC | Kass-Hout Taha | Chief Technology Officer | 09/01/2026 | Steuer-Abgabe | 71.23 | 1,296 | 92,314 | Form 4 |
| GEHC | Kass-Hout Taha | Chief Technology Officer | 09/01/2026 | Steuer-Abgabe | 71.23 | 1,644 | 117,102 | Form 4 |
| GEHC | Bankes Jeannette | CEO, Patient Care Solutions | 09/01/2026 | Steuer-Abgabe | 71.23 | 1,064 | 75,789 | Form 4 |
| GEHC | Holton Adam Y | Chief People Officer | 09/01/2026 | Steuer-Abgabe | 71.23 | 659 | 46,941 | Form 4 |
| GEHC | Jimenez Frank R | GC & Corporate Secretary | 09/01/2026 | Steuer-Abgabe | 71.23 | 1,380 | 98,297 | Form 4 |
| GEHC | Jimenez Frank R | GC & Corporate Secretary | 09/01/2026 | Steuer-Abgabe | 71.23 | 1,751 | 124,724 | Form 4 |
| GEHC | Arduini Peter J | President and CEO | 09/01/2026 | Steuer-Abgabe | 71.23 | 5,472 | 389,771 | Form 4 |
| GEHC | Arduini Peter J | President and CEO | 09/01/2026 | Steuer-Abgabe | 71.23 | 6,043 | 430,443 | Form 4 |
| GEN | Vlcek Ondrej | Director | 08/27/2026 | Verkauf | 30.00 | 200,000 | 6,000,000 | Form 4 |
| GEN | Vlcek Ondrej | Director | 08/25/2026 | Verkauf | 29.00 | 152,358 | 4,418,397 | Form 4 |
| GEF-B | Sathyanarayanan Bala | EVP, Chief Human Resources Off | 08/24/2026 | Verkauf | 109.67 | 1,000 | 109,665 | Form 4 |
| GEN | Vlcek Ondrej | Director | 08/21/2026 | Verkauf | 29.00 | 47,462 | 1,376,407 | Form 4 |
| GEO | Brack Ronald A. | See Remarks | 08/21/2026 | Verkauf | 32.00 | 7,000 | 224,000 | Form 4 |
| GEVO | Kettner David Michael | Chief Legal & Emrg Biz Officer | 08/21/2026 | Kauf | 1.55 | 12,500 | 19,369 | Form 4 |
| GEVO | Barber James J | Director | 08/21/2026 | Kauf | 1.54 | 50,000 | 77,000 | Form 4 |
| GEVO | Werpy Todd Allen | Director | 08/20/2026 | Zuteilung | — | 62,583 | — | Form 4 |
| GEMI | Stojanovic Danijela | Interim CFO | 08/20/2026 | Verkauf | 4.05 | 7,940 | 32,157 | Form 4 |
| GEO | Albence Matthew | Senior VP, Client Relations | 08/20/2026 | Verkauf | 31.69 | 10,000 | 316,860 | Form 4 |
| GEN | Vlcek Ondrej | Director | 08/19/2026 | Verkauf | 28.00 | 100,000 | 2,800,000 | Form 4 |
| GEN | Witteveen Travis Michael | Head of Products and Portfolio | 08/17/2026 | Verkauf | 28.06 | 440 | 12,346 | Form 4 |
| GEN | Witteveen Travis Michael | Head of Products and Portfolio | 08/15/2026 | Zuteilung | 24.21 | 440 | 10,652 | Form 4 |
| GEHC | Holton Adam Y | Chief People Officer | 08/15/2026 | Steuer-Abgabe | 73.69 | 1,360 | 100,218 | Form 4 |
| GEO | Koren Lindsay L. | Director | 08/13/2026 | Verkauf | 31.31 | 3,500 | 109,568 | Form 4 |
| GEVO | Bloom Paul D | CEO | 08/13/2026 | Optionsausübung | 1.18 | 50,000 | 59,000 | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).