Who
Michael Osterer
Director
Company insider
Files Form 4 as: Director, Acorn Energy.
In numbers
- Trades disclosed
- 16
- Buys
- 0
- Sells
- 0
- Bought
- $0
- Sold
- $0
- Companies
- 1
- Companies where not an officer
- 1
- First trade
- 6 Aug 2018
- Last trade
- 5 Feb 2026
- Last filed
- 9 Feb 2026
Companies traded
Activity over time
Not enough dated trades to draw.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 5 Feb 2026filed 9 Feb 2026 | ACFN Acorn EnergyProfessional Services | SEC FORM 4 Code M | $3,100625 at $4.96 | filing |
| 5 Feb 2026filed 9 Feb 2026 | ACFN Acorn Energyoption or derivative · Professional Services | SEC FORM 4 Code M | —625 at $0.00 | filing |
| 5 Feb 2026filed 9 Feb 2026 | ACFN Acorn Energyoption or derivative · Professional Services | SEC FORM 4 Code M | —625 at $0.00 | filing |
| 5 Feb 2026filed 9 Feb 2026 | ACFN Acorn EnergyProfessional Services | SEC FORM 4 Code M | $3,100625 at $4.96 | filing |
| 19 Jan 2026filed 21 Jan 2026 | ACFN Acorn Energyoption or derivative · Professional Services | SEC FORM 4 Code A | —3,125 at $0.00 | filing |
| 19 Jan 2026filed 21 Jan 2026 | ACFN Acorn Energyoption or derivative · Professional Services | SEC FORM 4 Code A | —3,125 at $0.00 | filing |
| 4 Aug 2025filed 6 Aug 2025 | ACFN Acorn Energyoption or derivative · Professional Services | SEC FORM 4 Code M | —1,562 at $0.00 | filing |
| 4 Aug 2025filed 6 Aug 2025 | ACFN Acorn EnergyProfessional Services | SEC FORM 4 Code M | $8,4971,562 at $5.44 | filing |
| 1 Jan 2025filed 3 Jan 2025 | ACFN Acorn Energyoption or derivative · Professional Services | SEC FORM 4 Code A | —625 at $0.00 | filing |
| 1 Jan 2024filed 3 Jan 2024 | ACFN Acorn Energyoption or derivative · Professional Services | SEC FORM 4 Code A | —625 at $0.00 | filing |
| 3 Jan 2023filed 5 Jan 2023 | ACFN Acorn Energyoption or derivative · Professional Services | SEC FORM 4 Code A | —10,000 at $0.00 | filing |
| 1 Jan 2022filed 3 Jan 2022 | ACFN Acorn Energyoption or derivative · Professional Services | SEC FORM 4 Code A | —10,000 at $0.00 | filing |
| 1 Jan 2021filed 5 Jan 2021 | ACFN Acorn Energyoption or derivative · Professional Services | SEC FORM 4 Code A | —10,000 at $0.00 | filing |
| 8 Jan 2020filed 8 Jan 2020 | ACFN Acorn Energyoption or derivative · Professional Services | SEC FORM 4 Code A | —10,000 at $0.00 | filing |
| 5 Feb 2019filed 6 Feb 2019 | ACFN Acorn Energyoption or derivative · Professional Services | SEC FORM 4 Code A | —10,000 at $0.00 | filing |
| 6 Aug 2018filed 8 Aug 2018 | ACFN Acorn Energyoption or derivative · Professional Services | SEC FORM 4 Code A | —25,000 at $0.00 | filing |
News
No headline names them, or the companies they trade most, lately.
Sectors
No trade we could place in a sector.