Acorn Energy's three largest insider shareholders as of March 23, 2026 are Jan H Loeb (President And Ceo, 1.49Mn shares), Jan H Loeb (President And Ceo, 242.20K shares), Michael Osterer (Director, 126.21K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Jan H Loeb | President And Ceo | 0 | 1,491,666 | 24 Mar, 2023 |
| Jan H Loeb | President And Ceo | 242,198 | 0 | 11 Dec, 2024 |
| Michael Osterer | 126,211 | 0 | 06 Feb, 2026 | |
| Gary Mohr | 17,661 | 0 | 06 Feb, 2026 | |
| Samuel M Zentman | 7,242 | 0 | 06 Feb, 2026 | |
| Tracy Simmons Clifford | Cfo | 3,000 | 0 | 12 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 |
|---|---|---|---|---|---|---|---|---|
| 05 Feb, 2026 | Michael Osterer | common stock | A | 625 | $4.96 | 126,211 | D | M |
| 05 Feb, 2026 | Samuel M Zentman | common stock | A | 625 | $4.96 | 7,242 | D | M |
| 05 Feb, 2026 | Gary Mohr | common stock | A | 625 | $4.96 | 17,661 | D | M |
| 05 Feb, 2026 | Samuel M Zentman | stock options | D | 625 | $0.00 | 0 | D | M |
| 05 Feb, 2026 | Michael Osterer | stock options | D | 625 | $0.00 | 0 | D | M |
| 05 Feb, 2026 | Gary Mohr | stock options | D | 625 | $0.00 | 0 | D | M |
| 19 Jan, 2026 | Tracy Simmons Clifford | stock options | A | 25,000 | $0.00 | 25,000 | D | A |
| 19 Jan, 2026 | Michael Osterer | stock options | A | 3,125 | $0.00 | 3,125 | D | A |
| 19 Jan, 2026 | Peter Rabover | stock options | A | 3,125 | $0.00 | 3,125 | D | A |
| 19 Jan, 2026 | Jan H Loeb | stock options | A | 25,000 | $0.00 | 25,000 | D | A |
| 19 Jan, 2026 | Gary Mohr | stock options | A | 3,125 | $0.00 | 3,125 | D | A |
| 19 Jan, 2026 | Samuel M Zentman | stock options | A | 3,125 | $0.00 | 3,125 | D | A |
| 04 Aug, 2025 | Michael Osterer | Common stock | A | 1,562 | $5.44 | 125,586 | D | M |
| 04 Aug, 2025 | Gary Mohr | Common stock | A | 1,562 | $5.44 | 17,036 | D | M |
| 04 Aug, 2025 | Michael Osterer | Stock options | D | 1,562 | $0.00 | 0 | D | M |
| 04 Aug, 2025 | Gary Mohr | Stock options | D | 1,562 | $0.00 | 0 | D | M |
| 09 May, 2025 | Tracy Simmons Clifford | common stock | A | 1,875 | $6.56 | 3,000 | D | M |
| 09 May, 2025 | Tracy Simmons Clifford | stock options | D | 1,875 | $0.00 | 0 | D | M |
| 06 Jan, 2025 | Jan H Loeb | stock options | A | 2,200 | $0.00 | 2,200 | D | A |
| 01 Jan, 2025 | Peter Rabover | stock options | A | 625 | $0.00 | 625 | D | A |