Electric Lighting & Wiring Equipment
Standard Industrial Classification: SIC 3640
Industry Insider Sentiment Analysis
The Electric Lighting & Wiring Equipment sector (SIC 3640) acts as a critical barometer for broader economic health. Our real-time monitoring reveals 729 total transactions. Monitoring "cluster buying" is one of the most reliable leading indicators for future sector performance. By analyzing aggregate data across this specific Standard Industrial Classification, investors can filter out individual company volatility and identify high-conviction trends. When multiple directors and officers within the same industry move capital simultaneously, it often signals an upcoming sector-wide revaluation or a fundamental shift in supply chain dynamics that has yet to be recognized by the broader public market.
| Filing Date | Trade Date | Ticker | Company | Reporting Person | Relationship | Type | Price | Qty | Total, $ | Owned After |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-01-31 00:02 | 2026-01-28 | AYI | ACUITY INC. (DE) | HOLCOM KAREN J | Officer | OPT+S | $309.23 | 4,974 | $1,538,110 | 21,523 |
| 2025-12-31 17:21 | 2025-11-26 | EFOI | ENERGY FOCUS, INC/DE | Huang Chiao Chieh | Director, Officer, 10% owner | BUY | $2.29 | 262,009 | $600,001 | 1,421,219 |
| 2025-11-22 00:09 | 2025-11-19 | OESX | ORION ENERGY SYSTEMS, INC. | Washlow Sally A. | Director, Officer | BUY | $14.17 | 21,166 | $299,922 | 46,524 |
| 2025-10-30 23:09 | 2025-10-28 | AYI | ACUITY INC. (DE) | GOLDMAN BARRY R | Officer | SELL | $365.11 | 4,489 | $1,638,989 | 6,056 |
| 2025-10-27 23:32 | 2025-10-24 | AYI | ACUITY INC. (DE) | GOLDMAN BARRY R | Officer | OPT+S | $368.01 | 4,687 | $1,724,882 | 10,545 |
| 2025-09-11 23:05 | 2025-09-09 | LYTS | LSI INDUSTRIES INC | Clark James Anthony | Director, Officer | OPT+S | $22.79 | 500,000 | $11,395,500 | 421,313 |
| 2025-09-10 18:55 | 2025-09-08 | LYTS | LSI INDUSTRIES INC | Galeese James E | Officer | OPT+S | $23.29 | 54,575 | $1,271,052 | 173,288 |
| 2025-08-29 18:16 | 2025-08-27 | LYTS | LSI INDUSTRIES INC | Caneris Thomas A | Officer | SELL | $23.08 | 7,544 | $174,116 | 114,016 |
| 2025-08-29 18:15 | 2025-08-27 | LYTS | LSI INDUSTRIES INC | Galeese James E | Officer | SELL | $23.08 | 6,064 | $139,957 | 173,288 |
| 2025-08-29 18:07 | 2025-08-27 | LYTS | LSI INDUSTRIES INC | Clark James Anthony | Director, Officer | SELL | $23.08 | 26,597 | $613,859 | 421,313 |
| 2025-08-27 22:14 | 2025-08-25 | LYTS | LSI INDUSTRIES INC | Caneris Thomas A | Officer | SELL | $22.98 | 12,688 | $291,564 | 121,864 |
| 2025-08-27 22:12 | 2025-08-25 | LYTS | LSI INDUSTRIES INC | Galeese James E | Officer | SELL | $22.98 | 12,281 | $282,210 | 179,352 |
| 2025-08-27 22:10 | 2025-08-25 | LYTS | LSI INDUSTRIES INC | Clark James Anthony | Director, Officer | SELL | $22.98 | 47,129 | $1,082,996 | 447,910 |
| 2025-08-19 13:04 | 2025-08-15 | EFOI | ENERGY FOCUS, INC/DE | Huang Chiao Chieh | Director, Officer, 10% owner | BUY | $1.89 | 264,550 | $500,000 | 1,159,210 |
| 2025-07-03 23:21 | 2025-07-01 | AYI | ACUITY INC. (DE) | GOLDMAN BARRY R | Officer | OPT+S | $298.30 | 4,125 | $1,230,504 | 6,638 |
| 2025-07-01 23:38 | 2025-06-27 | AYI | ACUITY INC. (DE) | HOLCOM KAREN J | Officer | SELL | $301.04 | 6,000 | $1,806,240 | 18,696 |
| 2025-06-23 14:07 | 2025-03-27 | EFOI | ENERGY FOCUS, INC/DE | Huang Chiao Chieh | Director, Officer, 10% owner | BUY | $1.87 | 214,124 | $400,005 | 894,660 |
| 2025-02-27 01:34 | 2024-06-24 | OESX | ORION ENERGY SYSTEMS, INC. | Washlow Sally A. | Director | BUY | $1.31 | 3,830 | $5,004 | 53,580 |
| 2025-02-27 01:31 | 2025-02-25 | OESX | ORION ENERGY SYSTEMS, INC. | JENKINS MICHAEL H | Director, Officer | BUY | $0.88 | 5,682 | $4,999 | 1,246,254 |
| 2025-02-25 01:19 | 2025-02-21 | OESX | ORION ENERGY SYSTEMS, INC. | RICHSTONE ELLEN B | Director | BUY | $0.91 | 20,000 | $18,220 | 313,658 |
| 2025-02-25 01:17 | 2025-02-21 | OESX | ORION ENERGY SYSTEMS, INC. | Washlow Sally A. | Director | BUY | $0.92 | 2,000 | $1,832 | 1,000 |
| 2025-02-22 00:54 | 2025-02-19 | OESX | ORION ENERGY SYSTEMS, INC. | RICHSTONE ELLEN B | Director | BUY | $0.84 | 13,874 | $11,653 | 293,658 |
| 2025-02-20 01:06 | 2025-02-14 | OESX | ORION ENERGY SYSTEMS, INC. | Wishart-Smith Heather L | Director | BUY | $0.80 | 7,000 | $5,599 | 16,025 |
| 2025-02-20 01:04 | 2024-06-12 | OESX | ORION ENERGY SYSTEMS, INC. | Wishart-Smith Heather L | Director | BUY | $1.11 | 9,025 | $10,017 | 9,025 |
| 2025-02-20 01:02 | 2025-02-18 | OESX | ORION ENERGY SYSTEMS, INC. | Otten Anthony L. | Director | BUY | $0.83 | 5,000 | $4,150 | 214,412 |
| 2025-02-20 01:00 | 2025-02-18 | OESX | ORION ENERGY SYSTEMS, INC. | RICHSTONE ELLEN B | Director | BUY | $0.84 | 13,000 | $10,868 | 279,784 |
| 2025-02-19 01:35 | 2025-02-14 | OESX | ORION ENERGY SYSTEMS, INC. | RICHSTONE ELLEN B | Director | BUY | $0.82 | 10,000 | $8,200 | 266,784 |
| 2024-11-19 00:52 | 2024-11-18 | OESX | ORION ENERGY SYSTEMS, INC. | Otten Anthony L. | Director | BUY | $0.86 | 5,000 | $4,298 | 209,412 |
| 2024-10-29 23:20 | 2024-10-28 | AYI | ACUITY INC. (DE) | GOLDMAN BARRY R | Officer | OPT+S | $305.00 | 5,120 | $1,561,600 | 8,438 |
| 2024-08-21 22:01 | 2024-08-19 | LYTS | LSI INDUSTRIES INC | Galeese James E | Officer | SELL | $14.41 | 16,921 | $243,867 | 137,534 |
| 2024-08-21 22:01 | 2024-08-19 | LYTS | LSI INDUSTRIES INC | Caneris Thomas A | Officer | SELL | $14.41 | 18,693 | $269,405 | 89,711 |
| 2024-08-21 22:00 | 2024-08-19 | LYTS | LSI INDUSTRIES INC | Clark James Anthony | Director, Officer | SELL | $14.41 | 63,916 | $921,164 | 330,514 |
| 2024-06-18 00:02 | 2024-06-14 | OESX | ORION ENERGY SYSTEMS, INC. | RICHSTONE ELLEN B | Director | BUY | $1.15 | 20,000 | $22,900 | 256,784 |
| 2024-06-17 23:16 | 2024-06-13 | LYTS | LSI INDUSTRIES INC | Galeese James E | Officer | OPT+S | $14.76 | 18,421 | $271,881 | 104,050 |
| 2024-06-13 00:46 | 2024-06-12 | OESX | ORION ENERGY SYSTEMS, INC. | Otten Anthony L. | Director | BUY | $1.09 | 5,000 | $5,450 | 204,412 |
| 2024-06-13 00:32 | 2024-06-12 | OESX | ORION ENERGY SYSTEMS, INC. | Wishart-Smith Heather L | Director | BUY | $1.11 | 9,025 | $10,017 | 67,223 |
| 2024-04-26 23:11 | 2024-04-25 | AYI | ACUITY INC. (DE) | Leibman Maya | Director | BUY | $248.91 | 200 | $49,782 | 200 |
| 2024-04-05 23:20 | 2024-04-04 | AYI | ACUITY INC. (DE) | HOLCOM KAREN J | Officer | OPT+S | $262.24 | 7,745 | $2,031,049 | 20,287 |
| 2024-01-20 00:13 | 2024-01-18 | AYI | ACUITY INC. (DE) | MILLS DIANNE S | Officer | SELL | $225.11 | 6,000 | $1,350,663 | 8,554 |
| 2024-01-12 00:15 | 2024-01-10 | AYI | ACUITY INC. (DE) | GOLDMAN BARRY R | Officer | SELL | $226.01 | 1,900 | $429,419 | 8,611 |
| 2023-12-02 00:28 | 2023-12-01 | OESX | ORION ENERGY SYSTEMS, INC. | BRODIN J PER | Officer | BUY | $0.91 | 5,000 | $4,550 | 430,911 |
| 2023-12-01 00:45 | 2023-11-30 | OESX | ORION ENERGY SYSTEMS, INC. | Green Scott A. | Officer | BUY | $0.92 | 53,300 | $49,239 | 830,060 |
| 2023-12-01 00:42 | 2023-11-29 | OESX | ORION ENERGY SYSTEMS, INC. | RICHSTONE ELLEN B | Director | BUY | $0.93 | 30,000 | $27,900 | 209,261 |
| 2023-11-30 01:07 | 2023-11-29 | OESX | ORION ENERGY SYSTEMS, INC. | Otten Anthony L. | Director | BUY | $0.92 | 2,500 | $2,288 | 171,889 |
| 2023-11-30 01:04 | 2023-11-29 | OESX | ORION ENERGY SYSTEMS, INC. | JENKINS MICHAEL H | Director, Officer | BUY | $0.92 | 10,000 | $9,155 | 655,710 |
| 2023-08-31 22:35 | 2023-08-29 | LYTS | LSI INDUSTRIES INC | Galeese James E | Officer | SELL | $15.72 | 7,155 | $112,494 | 142,134 |
| 2023-08-29 00:05 | 2023-08-25 | OESX | ORION ENERGY SYSTEMS, INC. | Otten Anthony L. | Director | BUY | $1.46 | 2,000 | $2,913 | 169,389 |
| 2023-08-28 19:23 | 2023-08-24 | LYTS | LSI INDUSTRIES INC | Bastian Jeffery S. | Officer | SELL | $15.72 | 2,070 | $32,540 | 23,821 |
| 2023-08-28 19:21 | 2023-08-24 | LYTS | LSI INDUSTRIES INC | Caneris Thomas A | Officer | SELL | $15.72 | 5,909 | $92,889 | 41,911 |
| 2023-08-28 19:20 | 2023-08-24 | LYTS | LSI INDUSTRIES INC | Clark James Anthony | Director, Officer | SELL | $15.72 | 20,284 | $318,864 | 144,947 |
Sector-Wide Insider Alpha
Analyzing insider movements across the Electric Lighting & Wiring Equipment sector provides a macro-view of executive conviction. When multiple leaders in different companies within the same SIC code (3640) simultaneously buy shares, it often indicates an industry-wide undervaluation or a positive shift in market cycles.
SEC Filings in Electric Lighting & Wiring Equipment
Every transaction in the Electric Lighting & Wiring Equipment industry is reported via Form 4 disclosures. By filtering these filings by industry, investors can detect institutional-scale sentiment shifts before they are reflected in broader market indices, following the capital flow of those with intimate industry knowledge.
UNDERSTANDING THE DATA
FILING DATE: The date and time when the transaction was reported to the SEC. This is when the public first receives the information.
TRADE DATE: The actual day the insider executed the purchase or sale in the market.
INDUSTRY: The specific market sector the company operates in. Useful for identifying broader institutional capital flows across sectors.
OWNED AFTER: The total number of shares held by the insider following the transaction. This highlights the insider's remaining conviction in the company.
CHANGE %: The percentage increase or decrease of the insider's total position. Large percentage changes often carry more weight than the dollar amount alone.
TRADE TYPES DEFINITIONS
BUY: An open market purchase. Typically indicates an insider's belief that the stock is undervalued or poised for growth.
SELL: An open market sale. While often used for diversification or liquidity, large or unexpected sales can be a warning signal.
OPT+S (OPTION EXERCISE & SALE): This occurs when an insider exercises their stock options and sells them immediately. Often part of a structured compensation plan.