Printed Circuit Boards
Standard Industrial Classification: SIC 3672
Industry Insider Sentiment Analysis
The Printed Circuit Boards sector (SIC 3672) 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-08-21 01:02 | 2026-08-18 | FLEX | FLEX LTD. | Hartung Michael P | Officer | SELL | $120.64 | 2,755 | $332,352 | 243,175 |
| 2026-08-20 21:15 | 2026-08-19 | PLXS | PLEXUS CORP | Kelsey Todd P. | Director, Officer | SELL | $250.98 | 1,500 | $376,467 | 65,888 |
| 2026-08-14 20:12 | 2026-08-13 | CLS | CELESTICA INC | MIONIS ROBERT | Director, Officer | SELL | $362.39 | 23,496 | $8,514,645 | 23,396 |
| 2026-08-13 20:16 | 2026-08-11 | PLXS | PLEXUS CORP | SCHROCK MICHAEL V | Director | SELL | $275.00 | 4,000 | $1,100,000 | 40,329 |
| 2026-08-12 20:08 | 2026-08-11 | BHE | BENCHMARK ELECTRONICS INC | De Greef-Safft Anne | Director | SELL | $82.10 | 6,000 | $492,628 | 0 |
| 2026-08-10 18:52 | 2026-08-10 | TTMI | TTM TECHNOLOGIES INC | Knecht Dale Martin | Officer | SELL | $142.00 | 26,198 | $3,720,116 | 40,138 |
| 2026-08-07 00:18 | 2026-08-04 | CLS | CELESTICA INC | Chawla Mandeep | Officer | SELL | $369.32 | 16,117 | $5,952,348 | 65,444 |
| 2026-08-07 00:19 | 2026-08-04 | CLS | CELESTICA INC | MIONIS ROBERT | Director, Officer | SELL | $368.99 | 98,453 | $36,328,094 | 97,953 |
| 2026-08-07 00:20 | 2026-08-05 | CLS | CELESTICA INC | MIONIS ROBERT | Director, Officer | SELL | $368.41 | 51,061 | $18,811,133 | 46,892 |
| 2026-08-05 20:04 | 2026-07-17 | JBL | JABIL INC | Tyagarajan N. V. | Director | BUY | $299.63 | 500 | $149,815 | 3,464 |
| 2026-08-03 22:16 | 2026-07-31 | CLS | CELESTICA INC | Chawla Mandeep | Officer | SELL | $366.52 | 883 | $323,635 | 81,561 |
| 2026-08-03 22:19 | 2026-07-31 | CLS | CELESTICA INC | MIONIS ROBERT | Director, Officer | SELL | $367.49 | 9,543 | $3,506,918 | 50,841 |
| 2026-07-17 12:27 | 2026-07-15 | JBL | JABIL INC | Schick Gary K. | Officer | SELL | $319.86 | 1,000 | $319,857 | 38,894 |
| 2026-07-16 20:58 | 2026-07-15 | PLXS | PLEXUS CORP | Kelsey Todd P. | Director, Officer | SELL | $260.88 | 1,500 | $391,325 | 67,388 |
| 2026-07-08 21:38 | 2026-07-06 | JBL | JABIL INC | Crowley Matthew | Officer | SELL | $345.00 | 94 | $32,430 | 57,536 |
| 2026-06-29 19:07 | 2026-06-25 | TTMI | TTM TECHNOLOGIES INC | Romo Elizabeth | Officer | SELL | $208.92 | 720 | $150,422 | 13,492 |
| 2026-06-29 19:10 | 2026-06-25 | TTMI | TTM TECHNOLOGIES INC | Walsh James P | Officer | SELL | $208.94 | 2,113 | $441,482 | 33,783 |
| 2026-06-29 18:58 | 2026-06-25 | TTMI | TTM TECHNOLOGIES INC | Knecht Dale Martin | Officer | SELL | $208.94 | 2,014 | $420,801 | 66,336 |
| 2026-06-29 19:02 | 2026-06-25 | TTMI | TTM TECHNOLOGIES INC | Clapprood Tom | Officer | SELL | $208.95 | 1,239 | $258,884 | 20,773 |
| 2026-06-29 19:04 | 2026-06-25 | TTMI | TTM TECHNOLOGIES INC | BOEHLE DANIEL L. | Officer | SELL | $208.94 | 4,218 | $881,291 | 75,055 |
| 2026-06-29 18:38 | 2026-06-25 | TTMI | TTM TECHNOLOGIES INC | Farrell Robert P. | Officer | SELL | $208.92 | 1,304 | $272,438 | 16,995 |
| 2026-06-29 18:42 | 2026-06-25 | TTMI | TTM TECHNOLOGIES INC | Gridley Catherine A | Officer | SELL | $208.94 | 3,056 | $638,511 | 71,866 |
| 2026-06-29 18:44 | 2026-06-25 | TTMI | TTM TECHNOLOGIES INC | Soder Douglas L | Officer | SELL | $208.94 | 2,874 | $600,492 | 210,634 |
| 2026-06-29 18:47 | 2026-06-25 | TTMI | TTM TECHNOLOGIES INC | Weber Daniel J | Officer | SELL | $208.94 | 2,915 | $609,052 | 88,250 |
| 2026-06-29 18:49 | 2026-06-25 | TTMI | TTM TECHNOLOGIES INC | Powers Shawn A. | Officer | SELL | $208.94 | 3,367 | $703,508 | 120,801 |
| 2026-06-25 21:51 | 2026-06-23 | TTMI | TTM TECHNOLOGIES INC | Farrell Robert P. | Officer | SELL | $209.79 | 2,920 | $612,598 | 16,486 |
| 2026-06-25 21:54 | 2026-06-23 | TTMI | TTM TECHNOLOGIES INC | BOEHLE DANIEL L. | Officer | SELL | $209.79 | 6,341 | $1,330,307 | 72,922 |
| 2026-06-25 21:56 | 2026-06-23 | TTMI | TTM TECHNOLOGIES INC | Weber Daniel J | Officer | SELL | $209.80 | 8,533 | $1,790,187 | 86,088 |
| 2026-06-25 21:58 | 2026-06-23 | TTMI | TTM TECHNOLOGIES INC | Clapprood Tom | Officer | SELL | $209.80 | 3,035 | $636,743 | 20,199 |
| 2026-06-25 21:35 | 2026-06-23 | TTMI | TTM TECHNOLOGIES INC | Powers Shawn A. | Officer | SELL | $209.80 | 9,856 | $2,067,743 | 119,268 |
| 2026-06-25 21:40 | 2026-06-23 | TTMI | TTM TECHNOLOGIES INC | Gridley Catherine A | Officer | SELL | $209.80 | 8,966 | $1,881,034 | 69,679 |
| 2026-06-25 21:43 | 2026-06-23 | TTMI | TTM TECHNOLOGIES INC | Walsh James P | Officer | SELL | $209.80 | 2,916 | $611,766 | 30,633 |
| 2026-06-25 21:48 | 2026-06-23 | TTMI | TTM TECHNOLOGIES INC | Knecht Dale Martin | Officer | SELL | $209.79 | 6,754 | $1,416,952 | 68,350 |
| 2026-06-25 21:30 | 2026-06-23 | TTMI | TTM TECHNOLOGIES INC | Soder Douglas L | Officer | SELL | $209.79 | 8,902 | $1,867,592 | 208,245 |
| 2026-06-23 00:52 | 2026-06-17 | FLEX | FLEX LTD. | Advaithi Revathi | Director, Officer | SELL | $144.46 | 237,067 | $34,247,149 | 584,278 |
| 2026-06-23 00:54 | 2026-06-17 | FLEX | FLEX LTD. | Tan Kwang Hooi | Officer | SELL | $144.66 | 35,638 | $5,155,340 | 248,546 |
| 2026-06-23 00:55 | 2026-06-17 | FLEX | FLEX LTD. | Hartung Michael P | Officer | SELL | $144.66 | 29,896 | $4,324,669 | 245,930 |
| 2026-06-23 00:56 | 2026-06-17 | FLEX | FLEX LTD. | OFFER DAVID SCOTT | Officer | SELL | $144.66 | 27,469 | $3,973,616 | 91,122 |
| 2026-06-23 00:57 | 2026-06-17 | FLEX | FLEX LTD. | WENDLER DANIEL | Officer | SELL | $144.66 | 5,201 | $752,357 | 37,932 |
| 2026-06-18 20:54 | 2026-06-17 | PLXS | PLEXUS CORP | Kelsey Todd P. | Director, Officer | SELL | $294.98 | 1,500 | $442,464 | 68,888 |
| 2026-06-18 00:50 | 2026-06-15 | FLEX | FLEX LTD. | Advaithi Revathi | Director, Officer | SELL | $147.96 | 39,239 | $5,805,779 | 566,283 |
| 2026-06-18 00:51 | 2026-06-15 | FLEX | FLEX LTD. | Krumm Kevin | Officer | SELL | $148.01 | 3,378 | $499,993 | 151,280 |
| 2026-06-18 00:52 | 2026-06-15 | CLS | CELESTICA INC | Chawla Mandeep | Officer | SELL | $399.65 | 17,000 | $6,794,079 | 82,444 |
| 2026-06-18 00:52 | 2026-06-15 | FLEX | FLEX LTD. | Tan Kwang Hooi | Officer | SELL | $148.02 | 10,540 | $1,560,134 | 235,602 |
| 2026-06-18 00:53 | 2026-06-15 | CLS | CELESTICA INC | MIONIS ROBERT | Director, Officer | SELL | $400.06 | 66,056 | $26,426,178 | 134,328 |
| 2026-06-18 00:53 | 2026-06-15 | FLEX | FLEX LTD. | Hartung Michael P | Officer | SELL | $148.01 | 8,203 | $1,214,097 | 232,102 |
| 2026-06-18 00:54 | 2026-06-16 | CLS | CELESTICA INC | MIONIS ROBERT | Director, Officer | SELL | $386.96 | 55,768 | $21,580,052 | 78,560 |
| 2026-06-18 00:54 | 2026-06-17 | CLS | CELESTICA INC | MIONIS ROBERT | Director, Officer | SELL | $385.17 | 18,176 | $7,000,835 | 60,384 |
| 2026-06-18 00:55 | 2026-06-15 | FLEX | FLEX LTD. | OFFER DAVID SCOTT | Officer | SELL | $147.94 | 25,973 | $3,842,443 | 54,721 |
| 2026-06-18 00:56 | 2026-06-15 | FLEX | FLEX LTD. | WENDLER DANIEL | Officer | SELL | $147.64 | 1,579 | $233,128 | 33,417 |
Sector-Wide Insider Alpha
Analyzing insider movements across the Printed Circuit Boards sector provides a macro-view of executive conviction. When multiple leaders in different companies within the same SIC code (3672) simultaneously buy shares, it often indicates an industry-wide undervaluation or a positive shift in market cycles.
SEC Filings in Printed Circuit Boards
Every transaction in the Printed Circuit Boards 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.