Switchgear & Switchboard Apparatus
Standard Industrial Classification: SIC 3613
Industry Insider Sentiment Analysis
The Switchgear & Switchboard Apparatus sector (SIC 3613) acts as a critical barometer for broader economic health. Our real-time monitoring reveals 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-04-13 20:47 | 2026-04-09 | POWL | POWELL INDUSTRIES INC | COPE BRETT ALAN | Director, Officer | SELL | $233.96 | 4,440 | $1,038,782 | 164,851 |
| 2026-04-02 20:11 | 2026-03-31 | POWL | POWELL INDUSTRIES INC | METCALF MICHAEL WILLIAM | Officer | SELL | $528.00 | 3,000 | $1,583,987 | 27,800 |
| 2026-03-23 20:32 | 2026-03-19 | POWL | POWELL INDUSTRIES INC | POWELL THOMAS W | 10% owner | SELL | $502.23 | 49,778 | $25,000,005 | 598,694 |
| 2026-03-16 20:01 | 2026-03-12 | POWL | POWELL INDUSTRIES INC | COPE BRETT ALAN | Director, Officer | SELL | $504.80 | 1,480 | $747,104 | 169,291 |
| 2026-02-27 01:37 | 2026-02-24 | POWL | POWELL INDUSTRIES INC | POWELL THOMAS W | 10% owner | SELL | $561.21 | 1,477 | $828,906 | 650,472 |
| 2026-02-26 00:47 | 2026-02-24 | LFUS | LITTELFUSE INC /DE | Cerniglia Kristina A. | Director | OPT+S | $368.38 | 2,343 | $863,114 | 4,255 |
| 2026-02-21 02:12 | 2026-02-20 | LFUS | LITTELFUSE INC /DE | HUNTER GORDON | Director | OPT+S | $367.68 | 911 | $334,958 | 26,789 |
| 2026-02-14 01:48 | 2026-02-11 | POWL | POWELL INDUSTRIES INC | POWELL THOMAS W | 10% owner | SELL | $597.52 | 25,316 | $15,126,885 | 651,949 |
| 2026-02-13 00:07 | 2026-02-10 | POWL | POWELL INDUSTRIES INC | Eckenrode David L | Officer | SELL | $570.00 | 295 | $168,150 | 443 |
| 2026-02-13 00:08 | 2026-02-11 | POWL | POWELL INDUSTRIES INC | Ni Ping | Officer | SELL | $590.00 | 70 | $41,300 | 2,023 |
| 2026-02-12 00:52 | 2026-02-10 | LFUS | LITTELFUSE INC /DE | GRILLO ANTHONY | Director | OPT+S | $346.24 | 5,000 | $1,731,220 | 69,423 |
| 2026-02-11 00:25 | 2026-02-09 | POWL | POWELL INDUSTRIES INC | Birchall John | Officer | SELL | $582.50 | 2,400 | $1,398,000 | 6,567 |
| 2026-02-10 00:21 | 2026-02-06 | POWL | POWELL INDUSTRIES INC | McKertcher Terry B | Officer | SELL | $557.44 | 3,000 | $1,672,313 | 4,433 |
| 2026-02-07 00:56 | 2026-02-05 | LFUS | LITTELFUSE INC /DE | Gorski Jeffrey G | Officer | OPT+S | $337.23 | 6,000 | $2,023,362 | 6,433 |
| 2026-02-06 00:07 | 2026-02-04 | LFUS | LITTELFUSE INC /DE | Chu Maggie | Officer | OPT+S | $326.71 | 2,061 | $673,349 | 6,719 |
| 2026-02-05 00:44 | 2026-02-02 | LFUS | LITTELFUSE INC /DE | Ruppel David | Officer | OPT+S | $321.17 | 1,495 | $480,150 | 4,965 |
| 2026-02-05 00:44 | 2026-02-02 | LFUS | LITTELFUSE INC /DE | Kim Peter Sung-Jip | Officer | OPT+S | $326.35 | 5,488 | $1,790,985 | 10,175 |
| 2026-02-05 00:44 | 2026-02-02 | LFUS | LITTELFUSE INC /DE | Nayar Deepak | Officer | OPT+S | $321.55 | 8,875 | $2,853,745 | 6,009 |
| 2026-02-05 00:44 | 2026-02-02 | LFUS | LITTELFUSE INC /DE | Stafford Ryan K | Officer | OPT+S | $325.25 | 16,839 | $5,476,873 | 28,591 |
| 2025-12-23 00:03 | 2025-12-19 | POWL | POWELL INDUSTRIES INC | Mauney William Marshall Jr | Officer | SELL | $331.73 | 3,000 | $995,190 | 4,451 |
| 2025-12-16 00:20 | 2025-12-11 | LFUS | LITTELFUSE INC /DE | Kim Peter Sung-Jip | Officer | OPT+S | $270.02 | 2,049 | $553,279 | 10,175 |
| 2025-12-16 00:19 | 2025-12-11 | LFUS | LITTELFUSE INC /DE | Stafford Ryan K | Officer | SELL | $268.31 | 2,162 | $580,086 | 28,591 |
| 2025-12-09 00:11 | 2025-12-08 | POWL | POWELL INDUSTRIES INC | McKertcher Terry B | Officer | SELL | $340.64 | 2,100 | $715,341 | 7,433 |
| 2025-12-09 00:58 | 2025-12-04 | LFUS | LITTELFUSE INC /DE | Nayar Deepak | Officer | OPT+S | $259.09 | 7,490 | $1,940,586 | 6,009 |
| 2025-11-28 20:06 | 2025-11-26 | LFUS | LITTELFUSE INC /DE | Nayar Deepak | Officer | OPT+S | $255.50 | 2,333 | $596,082 | 5,998 |
| 2025-09-25 00:14 | 2025-09-22 | POWL | POWELL INDUSTRIES INC | METCALF MICHAEL WILLIAM | Officer | SELL | $298.74 | 3,200 | $955,969 | 25,700 |
| 2025-08-28 23:16 | 2025-08-28 | POWL | POWELL INDUSTRIES INC | MUDGE FREDERICK N | Officer | SELL | $277.50 | 6,400 | $1,776,000 | 24,988 |
| 2025-08-27 23:35 | 2025-08-26 | POWL | POWELL INDUSTRIES INC | Birchall John | Officer | SELL | $260.03 | 3,000 | $780,090 | 6,700 |
| 2025-08-26 23:18 | 2025-08-25 | LFUS | LITTELFUSE INC /DE | Conrad Alexander | Officer | OPT+S | $261.43 | 13,210 | $3,453,489 | 3,427 |
| 2025-08-27 03:44 | 2025-08-25 | LFUS | LITTELFUSE INC /DE | Stafford Ryan K | Officer | OPT+S | $261.34 | 10,206 | $2,667,222 | 30,727 |
| 2025-08-15 23:27 | 2025-08-13 | LFUS | LITTELFUSE INC /DE | Gorski Jeffrey G | Officer | SELL | $262.42 | 350 | $91,847 | 6,433 |
| 2025-08-13 23:06 | 2025-08-11 | POWL | POWELL INDUSTRIES INC | McKertcher Terry B | Officer | SELL | $259.63 | 1,500 | $389,440 | 7,000 |
| 2025-08-13 23:09 | 2025-08-12 | LFUS | LITTELFUSE INC /DE | Gorski Jeffrey G | Officer | SELL | $254.10 | 750 | $190,575 | 6,783 |
| 2025-08-13 15:02 | 2025-08-11 | LFUS | LITTELFUSE INC /DE | CHUNG T J | Director | OPT+S | $246.11 | 2,343 | $576,627 | 18,730 |
| 2025-06-30 23:44 | 2025-06-26 | POWL | POWELL INDUSTRIES INC | HOGLUND PETER G | Officer | SELL | $0.00 | 175 | $0 | 1,726 |
| 2025-06-30 23:18 | 2025-06-26 | POWL | POWELL INDUSTRIES INC | METCALF MICHAEL WILLIAM | Officer | SELL | $206.43 | 6,454 | $1,332,288 | 28,900 |
| 2025-06-30 23:17 | 2025-06-26 | POWL | POWELL INDUSTRIES INC | COPE BRETT ALAN | Director, Officer | SELL | $207.26 | 9,874 | $2,046,446 | 147,471 |
| 2025-06-18 23:37 | 2025-06-16 | POWL | POWELL INDUSTRIES INC | METCALF MICHAEL WILLIAM | Officer | SELL | $200.00 | 200 | $40,000 | 35,354 |
| 2025-06-18 23:41 | 2025-06-16 | POWL | POWELL INDUSTRIES INC | COPE BRETT ALAN | Director, Officer | SELL | $200.00 | 780 | $156,000 | 157,345 |
| 2025-05-14 20:21 | 2025-05-13 | LFUS | LITTELFUSE INC /DE | Sethna Meenal | Officer | OPT+S | $219.27 | 4,000 | $877,075 | 24,117 |
| 2025-05-06 18:51 | 2025-05-05 | LFUS | LITTELFUSE INC /DE | Sethna Meenal | Officer | OPT+S | $195.23 | 4,000 | $780,916 | 24,117 |
| 2025-05-06 18:52 | 2025-05-05 | LFUS | LITTELFUSE INC /DE | Nayar Deepak | Officer | SELL | $197.50 | 1,477 | $291,708 | 5,975 |
| 2025-03-28 00:31 | 2025-03-25 | POWL | POWELL INDUSTRIES INC | METCALF MICHAEL WILLIAM | Officer | SELL | $200.24 | 646 | $129,355 | 35,554 |
| 2025-03-27 23:10 | 2025-03-25 | POWL | POWELL INDUSTRIES INC | COPE BRETT ALAN | Director, Officer | SELL | $200.02 | 446 | $89,209 | 158,125 |
| 2025-02-19 23:37 | 2025-02-19 | LFUS | LITTELFUSE INC /DE | Cole Matthew | Officer | OPT+S | $255.00 | 500 | $127,500 | 5,522 |
| 2025-02-14 20:58 | 2025-02-14 | LFUS | LITTELFUSE INC /DE | Cole Matthew | Officer | OPT+S | $248.80 | 500 | $124,400 | 5,522 |
| 2025-02-07 23:21 | 2025-02-06 | LFUS | LITTELFUSE INC /DE | GRILLO ANTHONY | Director | BUY | $233.98 | 17,500 | $4,094,575 | 71,905 |
| 2025-01-17 19:24 | 2025-01-15 | LFUS | LITTELFUSE INC /DE | Cole Matthew | Officer | OPT+S | $235.00 | 500 | $117,500 | 5,522 |
| 2024-12-16 16:32 | 2024-12-12 | LFUS | LITTELFUSE INC /DE | Gorski Jeffrey G | Officer | SELL | $249.02 | 700 | $174,314 | 3,105 |
| 2024-12-06 22:48 | 2024-12-04 | POWL | POWELL INDUSTRIES INC | Mauney William Marshall Jr | Officer | SELL | $284.16 | 1,000 | $284,161 | 5,387 |
Sector-Wide Insider Alpha
Analyzing insider movements across the Switchgear & Switchboard Apparatus sector provides a macro-view of executive conviction. When multiple leaders in different companies within the same SIC code (3613) simultaneously buy shares, it often indicates an industry-wide undervaluation or a positive shift in market cycles.
SEC Filings in Switchgear & Switchboard Apparatus
Every transaction in the Switchgear & Switchboard Apparatus 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.