AGX's three largest insider shareholders as of March 23, 2026 are Rainer H Bosselmann (Director, 196.72K shares), William F Jr Griffin (Director, 140.98K shares), William F. Leimkuhler (Director, 49.94K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Rainer H Bosselmann | 196,723 | 0 | 11 Jun, 2025 | |
| William F Jr Griffin | 0 | 140,976 | 09 Dec, 2025 | |
| William F. Leimkuhler | 49,939 | 0 | 21 Jan, 2026 | |
| David Hibbert Watson | President And Ceo | 47,132 | 0 | 10 Oct, 2025 |
| Cynthia Flanders | 26,207 | 0 | 23 Jan, 2026 | |
| Charles Edwin Iv Collins | Chief Executive Officer, Gemma | 21,006 | 0 | 17 Oct, 2025 |
| John Ronald Jr. Jeffrey | 8,192 | 0 | 29 Jan, 2026 | |
| John Ronald Jr. Jeffrey | 0 | 8,000 | 09 May, 2022 | |
| Peter W Getsinger | 7,847 | 0 | 09 Jan, 2026 | |
| Richard H Deily | Compliance Officer, Former Cfo | 7,802 | 0 | 31 Jul, 2025 |
| James W Quinn | 7,278 | 0 | 17 Dec, 2025 | |
| Mano S Koilpillai | 4,975 | 0 | 31 Jul, 2024 | |
| W G Champion Mitchell | 0 | 2,500 | 23 Apr, 2024 | |
| Terrance Colin Trebilcock | President, Gemma Power Sys. | 1,705 | 0 | 19 Apr, 2022 |
| Karen Sweeney | 1,315 | 0 | 22 Sep, 2025 | |
| Joshua Scott Baugher | Chief Financial Officer | 1,235 | 0 | 06 May, 2025 |
| William F. Leimkuhler | 0 | 900 | 29 Dec, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 27 Jan, 2026 | John Ronald Jr. Jeffrey | Common Stock | D | 5,000 | $360.78 | 8,192 | D | S |
| 21 Jan, 2026 | Cynthia Flanders | Common Stock | D | 19,000 | $386.70 | 26,207 | D | S |
| 16 Jan, 2026 | John Ronald Jr. Jeffrey | Common Stock | A | 8,636 | $45.75 | 15,892 | D | M |
| 16 Jan, 2026 | William F. Leimkuhler | Common Stock | D | 11,044 | $379.15 | 49,939 | D | S |
| 20 Jan, 2026 | John Ronald Jr. Jeffrey | Common Stock | D | 2,700 | $380.60 | 13,192 | D | S |
| 16 Jan, 2026 | John Ronald Jr. Jeffrey | Option to Purchase Common Stock | D | 10,000 | $45.75 | 11,500 | D | M |
| 12 Jan, 2026 | William F. Leimkuhler | Common Stock | D | 2,164 | $318.28 | 65,195 | D | S |
| 13 Jan, 2026 | Cynthia Flanders | Common Stock | A | 8,713 | $40.15 | 27,841 | D | M |
| 13 Jan, 2026 | William F. Leimkuhler | Common Stock | D | 4,212 | $320.53 | 60,983 | D | S |
| 13 Jan, 2026 | Cynthia Flanders | Common Stock | A | 8,534 | $45.75 | 36,375 | D | M |
| 13 Jan, 2026 | Cynthia Flanders | Common Stock | A | 4,405 | $37.13 | 40,780 | D | M |
| 13 Jan, 2026 | Cynthia Flanders | Common Stock | A | 4,427 | $35.72 | 45,207 | D | M |
| 13 Jan, 2026 | Cynthia Flanders | Option to Purchase Common Stock | D | 10,000 | $40.15 | 21,500 | D | M |
| 13 Jan, 2026 | Cynthia Flanders | Option to Purchase Common Stock | D | 10,000 | $45.75 | 11,500 | D | M |
| 13 Jan, 2026 | Cynthia Flanders | Option to Purchase Common Stock | D | 5,000 | $37.13 | 6,500 | D | M |
| 13 Jan, 2026 | Cynthia Flanders | Option to Purchase Common Stock | D | 5,000 | $35.72 | 1,500 | D | M |
| 07 Jan, 2026 | Peter W Getsinger | Common Stock | D | 4,000 | $328.34 | 7,847 | D | S |
| 07 Jan, 2026 | William F. Leimkuhler | Common Stock | A | 8,794 | $40.15 | 49,828 | D | M |
| 07 Jan, 2026 | William F. Leimkuhler | Common Stock | A | 8,626 | $45.75 | 58,454 | D | M |
| 07 Jan, 2026 | Peter W Getsinger | Common Stock | A | 6,595 | $40.15 | 14,442 | D | M |