Instruments For Meas & Testing of Electricity & Elec Signals
Standard Industrial Classification: SIC 3825
Industry Insider Sentiment Analysis
The Instruments For Meas & Testing of Electricity & Elec Signals sector (SIC 3825) 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2021-09-03 00:59 | 2021-09-01 | DAIO | DATA I/O CORP | Ambrose Anthony | Director, Officer | SELL | $5.65 | 26,968 | $152,299 | 397,161 |
| 2021-08-28 04:49 | 2021-08-27 | COHU | COHU INC | BOHRSON CHRISTOPHER | Officer | SELL | $35.60 | 1,000 | $35,600 | 90,068 |
| 2021-08-27 03:27 | 2021-08-23 | COHU | COHU INC | BOHRSON CHRISTOPHER | Officer | SELL | $31.42 | 4,000 | $125,670 | 91,068 |
| 2021-08-23 23:54 | 2021-08-20 | AMOT | Alliant Energy Corporation | Engel Robert B | Director | BUY | $31.72 | 1,500 | $47,580 | 23,791 |
| 2021-08-19 03:29 | 2021-08-17 | AEHR | Aehr Test Systems | OLIPHANT LAURA | Director | OPT+S | $5.30 | 25,000 | $132,540 | 0 |
| 2021-08-16 23:23 | 2021-08-13 | TRNS | TRANSCAT INC | Haseley Gary J. | Director, Officer | BUY | $67.85 | 1,000 | $67,850 | 33,451 |
| 2021-08-16 23:20 | 2021-08-12 | TRNS | TRANSCAT INC | HADEED CHARLES P | Director | SELL | $68.00 | 10,000 | $680,000 | 31,005 |
| 2021-08-16 20:28 | 2021-08-12 | AEHR | Aehr Test Systems | Erickson Gayn | Director, Officer | OPT+S | $5.78 | 17,000 | $98,260 | 689,102 |
| 2021-08-14 01:06 | 2021-08-13 | COHU | COHU INC | Muller Luis A | Officer | BUY | $31.22 | 3,200 | $99,904 | 535,651 |
| 2021-08-13 01:28 | 2021-08-11 | ITRI | ITRON, INC. | Marcolini John F. | Officer | SELL | $80.91 | 194 | $15,697 | 5,732 |
| 2021-08-13 03:56 | 2021-08-12 | COHU | COHU INC | JORDEN YON | Director | BUY | $30.89 | 3,000 | $92,670 | 7,035 |
| 2021-08-11 03:58 | 2021-08-09 | AEHR | Aehr Test Systems | SCOTT GEOFFREY GATES | Director | SELL | $6.20 | 20,000 | $124,000 | 332,594 |
| 2021-08-05 23:46 | 2021-08-03 | TRNS | TRANSCAT INC | West Michael W. | Officer | OPT+S | $65.27 | 25,000 | $1,631,750 | 19,095 |
| 2021-08-05 23:24 | 2021-08-03 | COHU | COHU INC | Jones Jeffrey D | Officer | OPT+S | $35.46 | 20,000 | $709,200 | 244,442 |
| 2021-08-05 23:11 | 2021-08-04 | COHU | COHU INC | BENDUSH WILLIAM | Director | OPT+S | $35.06 | 10,000 | $350,600 | 42,348 |
| 2021-08-05 01:52 | 2021-08-04 | DAIO | DATA I/O CORP | Brown Douglas Wells | Director | SELL | $6.47 | 5,360 | $34,668 | 56,159 |
| 2021-08-02 23:29 | 2021-07-30 | AEHR | Aehr Test Systems | Brannan Michael A. | Officer | SELL | $5.66 | 2,500 | $14,150 | 20,899 |
| 2021-07-30 23:54 | 2021-07-29 | COHU | COHU INC | CAGGIA ANDREW M | Director | SELL | $35.14 | 5,000 | $175,700 | 44,864 |
| 2021-07-26 22:17 | 2021-07-22 | AEHR | Aehr Test Systems | SPINK KENNETH B. | Officer | SELL | $8.08 | 6,500 | $52,508 | 114,054 |
| 2021-07-23 23:01 | 2021-07-21 | AEHR | Aehr Test Systems | OLIPHANT LAURA | Director | SELL | $5.75 | 18,456 | $106,122 | 30,376 |
| 2021-07-23 23:01 | 2021-07-21 | AEHR | Aehr Test Systems | POSEDEL RHEA J | Director | SELL | $5.92 | 100,000 | $592,460 | 847,055 |
| 2021-07-23 23:01 | 2021-07-21 | AEHR | Aehr Test Systems | SCOTT GEOFFREY GATES | Director | SELL | $7.03 | 23,000 | $161,591 | 250,000 |
| 2021-07-13 23:54 | 2021-07-09 | DAIO | DATA I/O CORP | HATLEN JOEL S | Officer | SELL | $6.01 | 3,563 | $21,397 | 186,158 |
| 2021-07-10 01:45 | 2021-07-02 | ITRI | ITRON, INC. | Marcolini John F. | Officer | SELL | $99.52 | 873 | $86,877 | 5,926 |
| 2021-07-10 01:04 | 2021-07-02 | ITRI | ITRON, INC. | Reeves Donald L. III | Officer | SELL | $99.41 | 391 | $38,869 | 7,694 |
| 2021-07-10 01:03 | 2021-07-01 | ITRI | ITRON, INC. | Ziegler Lynda L. | Director | SELL | $100.73 | 600 | $60,438 | 14,046 |
| 2021-07-09 00:37 | 2021-07-06 | DAIO | DATA I/O CORP | HATLEN JOEL S | Officer | SELL | $6.25 | 20,851 | $130,392 | 189,721 |
| 2021-06-17 23:49 | 2021-06-16 | TER | TERADYNE, INC | Mehta Sanjay | Officer | OPT+S | $131.37 | 5,212 | $684,700 | 24,826 |
| 2021-06-18 00:27 | 2021-06-15 | ITRI | ITRON, INC. | GLANVILLE THOMAS S | Director | SELL | $99.31 | 2,000 | $198,620 | 7,779 |
| 2021-06-09 03:35 | 2021-06-04 | DAIO | DATA I/O CORP | Brown Douglas Wells | Director | SELL | $6.12 | 18,614 | $113,854 | 60,519 |
| 2021-06-08 23:41 | 2021-06-04 | TER | TERADYNE, INC | JAGIELA MARK E | Director, Officer | SELL | $127.57 | 27,518 | $3,510,471 | 193,881 |
| 2021-06-04 23:02 | 2021-06-02 | DAIO | DATA I/O CORP | Ambrose Anthony | Director, Officer | SELL | $6.17 | 24,971 | $154,143 | 424,129 |
| 2021-06-02 02:21 | 2021-05-28 | ITRI | ITRON, INC. | Hlavinka Sarah E. | Officer | OPT+S | $96.16 | 2,304 | $221,553 | 19,027 |
| 2021-05-25 23:22 | 2021-05-19 | TRNS | TRANSCAT INC | Rudow Lee D. | Director, Officer | SELL | $47.47 | 4,371 | $207,491 | 161,350 |
| 2021-05-24 23:20 | 2021-05-21 | TRNS | TRANSCAT INC | Cairns Craig D. | Director | BUY | $57.85 | 1,750 | $101,238 | 1,750 |
| 2021-05-21 23:19 | 2021-05-19 | TRNS | TRANSCAT INC | Rudow Lee D. | Director, Officer | OPT+S | $55.99 | 50,000 | $2,799,500 | 161,018 |
| 2021-05-20 20:17 | 2021-05-18 | ITRI | ITRON, INC. | Hooper Joan S | Officer | SELL | $89.73 | 574 | $51,505 | 38,656 |
| 2021-05-14 21:35 | 2021-05-12 | ITRI | ITRON, INC. | Marcolini John F. | Officer | SELL | $84.90 | 277 | $23,517 | 6,799 |
| 2021-05-13 22:02 | 2021-05-11 | ITRI | ITRON, INC. | Pelino Daniel S | Director | SELL | $82.41 | 4,017 | $331,041 | 12,083 |
| 2021-05-13 22:08 | 2021-05-12 | COHU | COHU INC | CAGGIA ANDREW M | Director | SELL | $35.28 | 4,850 | $171,108 | 49,864 |
| 2021-05-12 04:11 | 2021-05-10 | ITRI | ITRON, INC. | Hooper Joan S | Officer | SELL | $86.95 | 486 | $42,258 | 39,230 |
| 2021-05-05 00:07 | 2021-05-03 | TER | TERADYNE, INC | Gray Charles Jeffrey | Officer | SELL | $126.32 | 7,000 | $884,240 | 27,420 |
| 2021-04-07 17:57 | 2021-04-05 | DAIO | DATA I/O CORP | Ambrose Anthony | Director, Officer | SELL | $5.56 | 26,911 | $149,542 | 414,271 |
| 2021-04-01 23:49 | 2021-03-31 | FEIM | FREQUENCY ELECTRONICS INC | Edenbrook Capital, LLC | Director, 10% owner | BUY | $11.45 | 9,564 | $109,490 | 1,549,869 |
| 2021-03-30 23:50 | 2021-03-26 | FEIM | FREQUENCY ELECTRONICS INC | Edenbrook Capital, LLC | Director, 10% owner | BUY | $11.48 | 3,560 | $40,856 | 1,540,305 |
| 2021-03-31 02:27 | 2021-03-27 | TRNS | TRANSCAT INC | Rudow Lee D. | Director, Officer | OPT+S | $53.17 | 6,830 | $363,151 | 161,018 |
| 2021-03-26 00:12 | 2021-03-23 | FEIM | FREQUENCY ELECTRONICS INC | Edenbrook Capital, LLC | Director, 10% owner | BUY | $11.85 | 10,882 | $128,942 | 1,536,745 |
| 2021-03-23 01:00 | 2021-03-18 | TER | TERADYNE, INC | JAGIELA MARK E | Director, Officer | OPT+S | $114.38 | 90,545 | $10,356,428 | 221,399 |
| 2021-03-19 23:15 | 2021-03-17 | FEIM | FREQUENCY ELECTRONICS INC | Edenbrook Capital, LLC | Director, 10% owner | BUY | $11.81 | 21,210 | $250,388 | 1,525,863 |
| 2021-03-16 23:28 | 2021-03-12 | FEIM | FREQUENCY ELECTRONICS INC | Edenbrook Capital, LLC | Director, 10% owner | BUY | $11.79 | 7,908 | $93,259 | 1,504,653 |
Sector-Wide Insider Alpha
Analyzing insider movements across the Instruments For Meas & Testing of Electricity & Elec Signals sector provides a macro-view of executive conviction. When multiple leaders in different companies within the same SIC code (3825) simultaneously buy shares, it often indicates an industry-wide undervaluation or a positive shift in market cycles.
SEC Filings in Instruments For Meas & Testing of Electricity & Elec Signals
Every transaction in the Instruments For Meas & Testing of Electricity & Elec Signals 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.