Legal Insider Trading Data | Free and Professional Subscription Services | Insider Insights urn:uuid:bde3a791-0678-edfd-4a4b-31a475462ccc 2026-05-12T19:11:56-04:00 Jonathan Moreland Profit from legal insider trading. InsiderInsights.com provides free insider trading data tools and resources, and professional grade subscription based real time Form 4 data, analysis and services EFOI: HUANG CHIAO CHIEH (CEO,DIR,BO) Bought (JB*) 262,009 Shares of ENERGY FOCUS INC DE for $2.29 on 11/26 urn:uuid:620ac256-36cc-5a15-a751-86891b1df702 2025-12-31T09:21:21-05:00 EFOI: HUANG CHIAO CHIEH (CEO,DIR,BO) Bought (JB*) 264,550 Shares of ENERGY FOCUS INC DE for $1.89 on 8/15 urn:uuid:b5f743f7-9470-f9d9-a623-6bca05e534a0 2025-08-19T06:04:55-04:00 EFOI: HUANG CHIAO CHIEH (CEO,DIR,BO) Bought (JB*) 103,627 Shares of ENERGY FOCUS INC DE for $1.93 on 3/27 urn:uuid:c2fe24c2-de26-7554-838d-7db08b2523f0 2025-06-23T07:07:01-04:00 EFOI: HUANG CHIAO CHIEH (CEO,DIR,BO) Bought (B) 110,497 Shares of ENERGY FOCUS INC DE for $1.81 on 6/23 urn:uuid:698992f3-1130-2d44-da3b-a13a6932bc6e 2025-06-23T07:07:01-04:00 EFOI: LEE SHOU JANG (DIR) Filed a Form 3, Becoming a Registered Insider at ENERGY FOCUS INC DE With Initial Holdings of 0 urn:uuid:e1726452-38a8-77fd-4d9b-6ce086ce8847 2023-08-08T14:36:14-04:00 EFOI: HUANG CHIAO CHIEH (DIR,BO) Acquired (JB) 343,465 Shares of ENERGY FOCUS INC DE for $1.76 on 6/29 urn:uuid:a3411b91-8c1c-5e88-73c4-53cd590a5e23 2023-08-08T14:34:39-04:00 EFOI: GIANAS RANDY HARRISON (VP,OO) Filed a Form 3, Becoming a Registered Insider at ENERGY FOCUS INC DE With Initial Holdings of 0 urn:uuid:781703a4-37ef-65a7-2a74-39c53566a02b 2023-08-08T14:32:02-04:00 EFOI: HUANG CHIAO CHIEH (DIR,BO) Acquired (JB) 108,502 Shares of ENERGY FOCUS INC DE for $0.56 on 3/28 urn:uuid:c1da57f5-bb74-9ca5-5eb5-502e2fafe7fd 2023-04-04T16:41:22-04:00 EFOI: HUANG GINA (DIR,BO) Acquired (JB) 500k Shares of ENERGY FOCUS INC DE for $0.50 on 3/30 urn:uuid:37480c5d-afcf-6991-7645-825b804a4779 2023-04-04T16:40:55-04:00 EFOI: HUANG GINA (DIR,BO) Acquired (JB) 803,212 Shares of ENERGY FOCUS INC DE for $0.50 on 2/24 urn:uuid:6ebf01e2-f922-981c-b8df-6706c4850d1b 2023-02-28T12:35:54-05:00