GHM's three largest insider shareholders as of June 02, 2026 are Daniel J. Thoren (Executive Chairman, 351.78K shares), Alan E Smith (Vp General Manager Batavia, 66.63K shares), James J Barber (Director, 53.84K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Jonathan W Painter | - | 32,600 | 0 | 04 Jun, 2025 |
| Cari L Jaroslawsky | - | 16,667 | 0 | 04 Jun, 2025 |
| James J Barber | - | 53,835 | 0 | 04 Jun, 2025 |
| Alan E Smith | Vp General Manager Batavia | 66,634 | 0 | 11 Jun, 2025 |
| Jennifer R Condame | Cao And Controller | 28,652 | 0 | 10 Jun, 2022 |
| Alan Fortier | - | 49,566 | 0 | 21 May, 2024 |
| Jeffrey Glajch | Vp Finance; Cfo | 44,155 | 0 | 26 Apr, 2022 |
| Lisa M. Schnorr | - | 35,911 | 0 | 04 Jun, 2025 |
| Mauro Gregorio | - | 1,200 | 0 | 15 Sep, 2025 |
| Matthew Malone | President And Ceo | 53,064 | 0 | 11 Jun, 2025 |
| Daniel J. Thoren | Executive Chairman | 351,783 | 0 | 11 Jun, 2025 |
| Troy A. Stoner | - | 16,667 | 0 | 04 Jun, 2025 |
| Christopher J. Thome | Vp Finance; Cfo | 27,360 | 0 | 11 Jun, 2025 |
| Michael E. Dixon | Vp Gm Of Barber Nichols | 736 | 0 | 25 Mar, 2026 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 04 Feb, 2026 | Michael E. Dixon | Common Stock | A | 355 | $0.00 | 856 | D | M |
| 04 Feb, 2026 | Michael E. Dixon | Common Stock | D | 120 | $73.19 | 736 | D | F |
| 04 Feb, 2026 | Michael E. Dixon | Restricted Stock Units | D | 355 | $0.00 | 711 | D | M |
| 12 Sep, 2025 | Mauro Gregorio | Common Stock | A | 1,200 | $49.01 | 1,200 | D | P |
| 02 Sep, 2025 | Mauro Gregorio | Restricted Stock Units | A | 936 | $0.00 | 936 | D | A |
| 09 Jun, 2025 | Matthew Malone | Common Stock | A | 7,693 | $0.00 | 55,275 | D | A |
| 09 Jun, 2025 | Christopher J. Thome | Common Stock | A | 7,436 | $0.00 | 30,040 | D | A |
| 09 Jun, 2025 | Daniel J. Thoren | Common Stock | A | 20,513 | $0.00 | 359,177 | D | A |
| 09 Jun, 2025 | Matthew Malone | Common Stock | A | 7,693 | $0.00 | 55,275 | D | A |
| 09 Jun, 2025 | Christopher J. Thome | Common Stock | A | 7,436 | $0.00 | 30,040 | D | A |
| 09 Jun, 2025 | Alan E Smith | Common Stock | A | 7,693 | $0.00 | 70,253 | D | A |
| 09 Jun, 2025 | Daniel J. Thoren | Common Stock | A | 20,513 | $0.00 | 359,177 | D | A |
| 09 Jun, 2025 | Alan E Smith | Common Stock | A | 7,693 | $0.00 | 70,253 | D | A |
| 09 Jun, 2025 | Christopher J. Thome | Common Stock | D | 2,680 | $44.66 | 27,360 | D | F |
| 09 Jun, 2025 | Daniel J. Thoren | Common Stock | D | 7,394 | $44.66 | 351,783 | D | F |
| 09 Jun, 2025 | Alan E Smith | Common Stock | D | 3,619 | $44.66 | 66,634 | D | F |
| 09 Jun, 2025 | Alan E Smith | Common Stock | D | 3,619 | $44.66 | 66,634 | D | F |
| 09 Jun, 2025 | Matthew Malone | Common Stock | D | 2,211 | $44.66 | 53,064 | D | F |
| 09 Jun, 2025 | Daniel J. Thoren | Common Stock | D | 7,394 | $44.66 | 351,783 | D | F |
| 09 Jun, 2025 | Christopher J. Thome | Common Stock | D | 2,680 | $44.66 | 27,360 | D | F |