Energy Focus, Inc/De (Nasdaq: EFOI), an SEC filer in Electric Lighting & Wiring Equipment, closed at $2.89, -0.3%, on 2026-08-28, with a market cap of $18M as of 2026-08-27, a return on equity of -29.2%, a net margin of -28.8% and 3-year sales growth of -15.8%. Institutional ownership, earnings history and filed financials are on the tabs below.
Returns use ADJUSTED closes (splits + dividends).
Volume as VALUE TRADED — close × volume, in USD.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | EFOI | SPY | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 · ytd | −5.2% | −20.1% | +9.7% | +86.5% | +2.5% | −10.1% | −7.6% | −5.2% | — | — | — | — | +25.1% | +13.4% | +11.7pp |
| 2025 | +10.1% | +67.2% | −16.0% | −7.6% | +20.6% | +19.3% | −15.0% | +26.0% | +6.1% | −2.2% | −15.1% | +0.0% | +94.1% | +17.7% | +76.4pp |
| 2024 | −10.6% | +51.9% | −22.4% | −2.5% | +6.4% | −15.8% | −5.0% | +12.2% | −19.6% | +10.9% | +12.9% | −20.1% | −21.2% | +24.9% | −46.1pp |
| 2023 | +152.7% | −38.4% | +14.2% | −22.5% | −3.6% | −38.2% | +6.1% | +1.0% | +3.1% | −24.5% | +12.6% | −11.2% | −31.5% | +26.2% | −57.7pp |
| 2022 | −61.8% | −20.9% | +5.4% | −17.6% | −20.7% | +46.4% | −43.3% | +1.7% | −30.7% | −21.4% | −12.3% | −12.2% | −92.6% | −18.2% | −74.4pp |
| 2021 | +14.1% | +12.8% | −11.4% | −20.0% | +12.5% | −3.9% | −6.0% | −8.6% | −9.4% | +3.2% | −30.6% | +92.3% | +6.0% | +28.7% | −22.8pp |
| 2020 | +26.8% | −15.2% | −35.2% | −5.1% | +190.5% | +52.1% | −25.9% | +76.0% | −23.9% | −4.8% | −20.0% | −22.9% | +70.3% | +18.3% | +52.0pp |
| 2019 | +37.4% | +37.1% | +4.7% | −49.0% | −30.9% | −4.8% | +27.2% | −23.2% | +17.6% | −12.9% | −2.4% | +18.3% | −23.5% | +31.2% | −54.7pp |
| 2018 | +11.0% | −5.9% | −0.4% | +5.1% | −10.3% | −21.0% | +20.0% | −3.9% | −6.4% | −39.0% | −20.8% | −37.5% | −74.7% | −4.6% | −70.2pp |
| 2017 | +9.9% | −33.8% | +6.5% | −6.1% | +4.2% | −18.3% | −17.1% | −17.9% | +52.5% | −6.2% | +6.2% | −9.9% | −42.4% | +21.7% | −64.1pp |
Month-end over prior month-end; a blank cell is no return.
Basis. Both columns share one basis, so Δ is like-for-like.
End-of-day closes; a “ytd” or “part” year is not a full year.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Years ⓘ | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 12 | 12 | 12 | 12 |
| Positive ⓘ | 58% | 50% | 50% | 33% | 58% | 33% | 33% | 46% | 50% | 33% | 33% | 17% |
| Median | +10.0% | −2.0% | +2.2% | −5.6% | +3.4% | −4.3% | −5.5% | −3.9% | −1.6% | −5.5% | −7.0% | −11.7% |
| Best | +152.7% | +67.2% | +14.2% | +86.5% | +190.5% | +52.1% | +27.2% | +130.3% | +52.5% | +37.2% | +18.6% | +92.3% |
| Worst | −61.8% | −38.4% | −41.7% | −49.0% | −30.9% | −38.2% | −43.3% | −36.1% | −46.1% | −39.0% | −30.6% | −37.5% |
| vs SPY ⓘ | +6.4pp | −3.0pp | +2.0pp | −6.9pp | −0.7pp | −7.6pp | −6.9pp | −7.1pp | −1.1pp | −6.6pp | −10.2pp | −11.8pp |
145 monthly observations · 2014–2026 · benchmark SPY
