Data spanning the past 90 days through January 10, 2026 reveals that Argan's three principal insider shareholders consist of Director Rainer H Bosselmann (196.72K shares), Director William F Jr Griffin (140.98K shares), Director William F. Leimkuhler (68.26K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Rainer H Bosselmann | 196,723 | 11 Jun, 2025 | |
| William F Jr Griffin | 140,976 | 09 Dec, 2025 | |
| William F. Leimkuhler | 68,259 | 09 Jan, 2026 | |
| David Hibbert Watson | President And Ceo | 47,132 | 10 Oct, 2025 |
| Charles Edwin Iv Collins | Chief Executive Officer And Gemma | 21,006 | 17 Oct, 2025 |
| Cynthia Flanders | 19,128 | 17 Dec, 2025 | |
| John Ronald Jr. Jeffrey | 15,256 | 17 Dec, 2025 | |
| Peter W Getsinger | 8,114 | 09 Jan, 2026 | |
| Richard H Deily | Compliance Officer And Former Cfo | 7,802 | 31 Jul, 2025 |
| James W Quinn | 7,278 | 17 Dec, 2025 | |
| Mano S Koilpillai | 4,975 | 31 Jul, 2024 | |
| W G Champion Mitchell | 2,500 | 23 Apr, 2024 | |
| Terrance Colin Trebilcock | President And Gemma Power Sys. | 1,705 | 19 Apr, 2022 |
| Karen Sweeney | 1,315 | 22 Sep, 2025 | |
| Joshua Scott Baugher | Chief Financial Officer | 1,235 | 06 May, 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 |
|---|---|---|---|---|---|---|---|---|
| 08 Jan, 2026 | Peter W Getsinger | Common Stock | D | 6,595 | $313.71 | 7,847 | D | S |
| 07 Jan, 2026 | William F. Leimkuhler | Common Stock | A | 8,626 | $45.75 | 58,454 | D | M |
| 07 Jan, 2026 | William F. Leimkuhler | Common Stock | A | 4,463 | $35.72 | 67,359 | D | M |
| 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 | 4,442 | $37.13 | 62,896 | D | M |
| 07 Jan, 2026 | Peter W Getsinger | Common Stock | A | 6,595 | $40.15 | 14,442 | D | M |
| 07 Jan, 2026 | Peter W Getsinger | Common Stock | D | 4,000 | $328.34 | 7,847 | D | S |
| 23 Dec, 2025 | William F. Leimkuhler | - | - | 900 | I | |||
| 23 Dec, 2025 | William F. Leimkuhler | Common Stock | D | 500 | $0.00 | 41,034 | D | G |
| 23 Dec, 2025 | William F. Leimkuhler | - | - | 900 | I | |||
| 23 Dec, 2025 | William F. Leimkuhler | Common Stock | D | 100 | $337.01 | 900 | I | S |
| 23 Dec, 2025 | William F. Leimkuhler | Common Stock | D | 100 | $337.93 | 900 | I | S |
| 23 Dec, 2025 | Peter W Getsinger | Common Stock | D | 750 | $0.00 | 11,847 | D | G |
| 16 Dec, 2025 | James W Quinn | Common Stock | A | 1,844 | $0.00 | 7,278 | D | M |
| 16 Dec, 2025 | William F. Leimkuhler | Common Stock | A | 1,844 | $0.00 | 41,534 | D | M |
| 16 Dec, 2025 | Cynthia Flanders | Common Stock | A | 1,844 | $0.00 | 19,128 | D | M |
| 16 Dec, 2025 | Peter W Getsinger | Common Stock | A | 1,844 | $0.00 | 12,597 | D | M |
| 16 Dec, 2025 | John Ronald Jr. Jeffrey | - | - | 7,256 | D | |||
| 16 Dec, 2025 | John Ronald Jr. Jeffrey | Common Stock | A | 1,844 | $0.00 | 7,256 | D | M |
| 14 Dec, 2025 | James W Quinn | Common Stock | A | 856 | $0.00 | 5,434 | D | M |