| $1B | ||
| $206M | ||
| $58M | ||
| $50M | ||
| $47M | ||
| $40M |
Buys | $1,500,000 | 4 | 100 |
Sells | $0 | 0 | 0 |
| Huang Chiao Chieh | Chief Executive Officer | 4 | $1.5M | 0 | $0 | $1.5M |
Energy Focus, Inc., together with its subsidiaries, designs, develops, manufactures, markets, and sells energy-efficient lighting systems, and controls and ultraviolet-C light disinfection products in the United States and internationally. It offers military maritime market light-emitting diode (LED) lighting products, such as Military-grade Intellitube retrofit TLED and the Invisitube ultra-low EMI TLED; and Military-grade fixtures, including LED globe lights, berth lights; high-bay fixtures and LED retrofit kits to serve the United States navy and allied foreign navies. The company also provides RedCap emergency battery backup TLEDs; EnFocus lighting platform, including dimming and color tuning; LED replacement fixtures for linear fluorescent lamps, downlights, and retrofit kits for low-bay, high-bay and office applications; LED dock lights; and nUVo tower and nUVo traveler portable UVCD air disinfectors. It sells its products to military maritime, industrial, and commercial markets through direct sales employees, independent sales representatives, electrical and lighting contractors, and distributors, as well as via e-commerce. The company was formerly known as Fiberstars, Inc. and changed its name to Energy Focus, Inc. in May 2007. Energy Focus, Inc. was founded in 1985 and is headquartered in Solon, Ohio.
Over the last 12 months, insiders at Energy Focus, Inc. have bought $1.5M and sold $0 worth of Energy Focus, Inc. stock.
On average, over the past 5 years, insiders at Energy Focus, Inc. have bought $766,675 and sold $0 worth of stock each year.
Highest buying activity among insiders over the last 12 months: Huang Chiao Chieh (Chief Executive Officer) — $1.5M.
The last purchase of 262,009 shares for transaction amount of $600,001 was made by Huang Chiao Chieh (Chief Executive Officer) on 2025‑11‑26.
| 2025-11-26 | Huang Chiao Chieh | Chief Executive Officer | 262,009 4.9128% | $2.29 | $600,001 | -7.56% | ||
| 2025-08-15 | Huang Chiao Chieh | Chief Executive Officer | 264,550 4.7815% | $1.89 | $500,000 | +26.90% | ||
| 2025-06-23 | Huang Chiao Chieh | Chief Executive Officer | 110,497 2.246% | $1.81 | $200,000 | +3.78% | ||
| 2025-03-27 | Huang Chiao Chieh | Chief Executive Officer | 103,627 1.9801% | $1.93 | $200,000 | +15.10% | ||
| 2021-08-25 | Politziner Philip | director | 3,000 0.0592% | $3.35 | $10,050 | -50.90% | ||
| 2021-08-18 | Socolof Stephen | director | 3,500 0.0683% | $2.80 | $9,800 | -40.96% | ||
| 2021-08-16 | Tu James | Chairman and CEO | 5,000 0.0979% | $2.70 | $13,500 | -37.64% | ||
| 2020-04-15 | NESTOR TOD A | President, CFO | 42,470 0.2922% | $0.37 | $15,599 | +212.42% | ||
| 2020-04-14 | NESTOR TOD A | President, CFO | 55,830 0.3492% | $0.37 | $20,624 | +178.65% | ||
| 2020-04-13 | Politziner Philip | director | 32,000 0.1861% | $0.31 | $9,920 | +212.42% | ||
| 2020-04-13 | NESTOR TOD A | President, CFO | 51,700 0.3092% | $0.32 | $16,482 | +212.42% | ||
| 2017-05-19 | Tewksbury Ted L III | Chairman, CEO & President | 3,333 0.0279% | $3.13 | $10,445 | -20.13% | ||
| 2017-05-08 | Tewksbury Ted L III | Chairman, CEO & President | 3,333 0.0283% | $3.14 | $10,451 | -18.21% | ||
| 2017-03-10 | White Bradley Brian | CFO & Secretary | 3,650 0.031% | $3.12 | $11,404 | -15.29% | ||
| 2016-03-14 | Ramelot Michael Rush | director | 6,000 0.0538% | $8.05 | $48,300 | -35.19% | ||
| 2016-03-14 | Cohen William | director | 2,518 0.0221% | $7.88 | $19,842 | -35.19% | ||
| 2015-09-16 | Sale | Bright Horizon Partners Inc. | 10 percent owner | 782,608 7.6098% | $15.98 | $12.51M | -50.13% | |
| 2015-09-16 | Sale | Luo Jiangang | director | 782,608 7.6098% | $15.98 | $12.51M | -50.13% | |
| 2015-09-16 | Sale | Huang Gina | 10 percent owner | 869,566 8.4554% | $15.98 | $13.9M | -50.13% | |
| 2015-04-01 | Sale | Bright Horizon Partners Inc. | 10 percent owner | 200,000 1.5944% | $4.00 | $800,000 | +117.17% |
| Huang Chiao Chieh | Chief Executive Officer | 1421219 24.7625% | $2.44M | 4 | 0 | |
| DIKER MANAGEMENT LLC | 1907108 33.2283% | $3.28M | 0 | 2 | ||
| Gelbaum David | 10 percent owner | 1132480 19.7316% | $1.95M | 2 | 79 | |
| Bright Horizon Partners Inc. | 10 percent owner | 639130 11.1358% | $1.1M | 0 | 2 | |
| TRIGRAN INVESTMENTS LP | 10 percent owner | 597183 10.405% | $1.03M | 1 | 2 | |
| Luo Jiangang | director | 519565 9.0526% | $893,651.80 | 0 | 1 | |
| Huang Gina | 10 percent owner | 417390 7.2724% | $717,910.80 | 1 | 1 | |
| RUCKERT DAVID N | director | 253073 4.4094% | $435,285.56 | 0 | 4 | |
| Tu James | Chairman and CEO | 249851 4.3533% | $429,743.72 | 1 | 0 | <0.0001% |
| STUPPIN JOHN B | director | 158275 2.7577% | $272,233.00 | 1 | 0 | |
| NESTOR TOD A | President, CFO | 150000 2.6135% | $258,000.00 | 3 | 0 | +201.17% |
| KAVESKI JOSEPH G. | Chief Executive Officer | 85297 1.4862% | $146,710.84 | 1 | 0 | |
| DAVENPORT JOHN | President and CEO | 71557 1.2468% | $123,078.04 | 1 | 4 | |
| FINNERTY J JAMES | director | 53385 0.9301% | $91,822.20 | 0 | 1 | |
| WOLFSON PHILIP | director | 29011 0.5055% | $49,898.92 | 1 | 16 | |
| Politziner Philip | director | 26400 0.46% | $45,408.00 | 2 | 0 | +80.76% |
| Socolof Stephen | director | 20500 0.3572% | $35,260.00 | 1 | 0 | <0.0001% |
| Casentini Ronald A | director | 7250 0.1263% | $12,470.00 | 3 | 0 | |
| GREENWALD BARRY R | Senior VP Pool & Spa Division | 6693 0.1166% | $11,511.96 | 0 | 5 | |
| Tewksbury Ted L III | Chairman, CEO & President | 6666 0.1161% | $11,465.52 | 2 | 0 | |
| KEPLINGER J STEVEN | Sr. V.P. Operations | 5729 0.0998% | $9,853.88 | 0 | 2 | |
| CONNORS ROBERT A | C.F.O. | 5000 0.0871% | $8,600.00 | 0 | 2 | |
| Ramelot Michael Rush | director | 3000 0.0523% | $5,160.00 | 1 | 0 | <0.0001% |
| White Bradley Brian | CFO & Secretary | 1600 0.0279% | $2,752.00 | 1 | 0 | |
| Cohen William | director | 1259 0.0219% | $2,165.48 | 1 | 0 | <0.0001% |
| HELLMAN WAYNE R | director | 0 0% | $0 | 0 | 2 | |
| TRAVERSI DAVID M | director | 0 0% | $0 | 0 | 2 | |
| ELIOT THEODORE L JR | director | 0 0% | $0 | 0 | 9 | |
| KRISHNAN SABU | director | 0 0% | $0 | 0 | 3 | |
| BUELOW ROGER | Chief Technology Officer | 0 0% | $0 | 0 | 6 |
$6,161,833 | 93 | 33.24% | $306.03M | |
$4,048,579 | 80 | 52.82% | $137.84M | |
$170,181,799 | 60 | -8.51% | $75.59M | |
$5,110,831 | 59 | 8.27% | $845.45M | |
$8,344,837 | 55 | 19.97% | $75.67M | |
$18,906,591 | 44 | 7.07% | $256.06M | |
$9,418,389 | 40 | 16.65% | $205.79M | |
$30,122,595 | 39 | 4.84% | $5.8M | |
$2,716,712 | 36 | 9.11% | $603.71M | |
$1,670,511 | 35 | 3.32% | $158.86M | |
$916,563 | 29 | 16.11% | $31.24M | |
$877,854 | 24 | 8.92% | $98.98M | |
$97,405 | 22 | -22.16% | $10.76M | |
$7,230,347 | 21 | 24.93% | $196.75M | |
$6,227,057 | 14 | -16.95% | $117.75M | |
$3,818,713 | 12 | 40.68% | $1.48B | |
Energy Focus, Inc. (EFOI) | $164,117 | 9 | 68.45% | $9.87M |
$252,404 | 8 | 22.81% | $114.66M | |
$320,334 | 2 | 15.16% | $1.47B |
| Increased Positions | 6 | +31.58% | 41,123 | +39.13% |
| Decreased Positions | 5 | -26.32% | 2,108 | -2.01% |
| New Positions | 5 | New | 40,819 | New |
| Sold Out Positions | 3 | Sold Out | 1,444 | Sold Out |
| Total Postitions | 20 | +5.26% | 144,114 | +37.12% |
| Vanguard Group Inc | $140.00 | 1.05% | 63,077 | 0 | 0% | 2025-09-30 |
| Geode Capital Management, Llc | $74.00 | 0.56% | 33,332 | +1,299 | +4.05% | 2025-09-30 |
| Citadel Advisors Llc | $29.00 | 0.22% | 13,181 | +13,181 | New | 2025-09-30 |
| Blackrock, Inc. | $7.00 | 0.06% | 3,296 | 0 | 0% | 2025-09-30 |
| Citigroup Inc | $3.00 | 0.02% | 1,293 | +1,293 | New | 2025-09-30 |
| Tower Research Capital Llc (Trc) | $3.00 | 0.02% | 1,201 | -653 | -35.22% | 2025-09-30 |
| Morgan Stanley | $1.00 | 0.01% | 463 | -1,600 | -77.56% | 2025-09-30 |
| Cibc Private Wealth Group Llc | $1.00 | <0.01% | 236 | 0 | 0% | 2025-09-30 |
| Bankplus Trust Department | $0 | <0.01% | 45 | 0 | 0% | 2025-09-30 |
| Barclays Plc | $0 | <0.01% | 34 | +34 | New | 2025-09-30 |