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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-10-21 00:11 | 2025-10-17 | JBL | JABIL INC | MONDELLO MARK T | Director, Officer | SELL | $207.77 | 40,000 | $8,310,964 | 1,258,942 |
| 2025-10-04 03:09 | 2025-10-01 | JBL | JABIL INC | MONDELLO MARK T | Director, Officer | SELL | $214.84 | 20,000 | $4,296,874 | 1,380,190 |
| 2025-10-03 00:12 | 2025-10-01 | PLXS | PLEXUS CORP | Kelsey Todd P. | Director, Officer | SELL | $143.70 | 1,500 | $215,550 | 69,214 |
| 2025-10-03 00:06 | 2024-10-07 | JBL | JABIL INC | RAYMUND STEVEN A | Director | SELL | $122.10 | 12,400 | $1,514,083 | 146,708 |
| 2025-09-23 19:29 | 2025-01-06 | CLS | CELESTICA INC | Wilson Michael Max | Director | SELL | $98.73 | 25,000 | $2,468,250 | 1,784 |
| 2025-09-18 03:47 | 2025-09-16 | FLEX | FLEX LTD. | Hartung Michael P | Officer | SELL | $57.14 | 45,000 | $2,571,471 | 256,198 |
| 2025-09-13 03:36 | 2025-09-10 | FLEX | FLEX LTD. | WENDLER DANIEL | Officer | SELL | $56.66 | 10,000 | $566,600 | 37,619 |
| 2025-09-11 01:54 | 2025-09-08 | BHE | BENCHMARK ELECTRONICS INC | JANICK JAN M | Officer | SELL | $40.50 | 10,004 | $405,162 | 62,368 |
| 2025-09-05 19:38 | 2025-09-03 | KTCC | KEY TRONIC CORP | Voorhees Anthony Gene | Officer | OPT+S | $2.91 | 1,380 | $4,016 | 4,466 |
| 2025-09-05 19:58 | 2025-09-03 | KTCC | KEY TRONIC CORP | Courtney Mark R | Officer | OPT+S | $2.91 | 535 | $1,557 | 1,312 |
| 2025-09-05 19:47 | 2025-09-03 | KTCC | KEY TRONIC CORP | Orebaugh Chad Thomas | Officer | OPT+S | $2.91 | 906 | $2,636 | 2,789 |
| 2025-09-05 19:53 | 2025-09-03 | KTCC | KEY TRONIC CORP | Knaggs David H. | Officer | OPT+S | $2.91 | 906 | $2,636 | 2,789 |
| 2025-09-05 19:41 | 2025-09-03 | KTCC | KEY TRONIC CORP | Mackleit Duane D | Officer | OPT+S | $2.89 | 911 | $2,633 | 11,898 |
| 2025-09-05 20:06 | 2025-09-03 | KTCC | KEY TRONIC CORP | Larsen Brett R. | Officer | OPT+S | $2.90 | 1,816 | $5,266 | 19,251 |
| 2025-09-05 20:03 | 2025-09-03 | KTCC | KEY TRONIC CORP | Hochberg Philip Scott | Officer | OPT+S | $2.91 | 1,133 | $3,297 | 31,934 |
| 2025-09-04 23:32 | 2025-09-03 | KTCC | KEY TRONIC CORP | Voorhees Anthony Gene | Officer | BUY | $2.91 | 10,000 | $29,100 | 15,958 |
| 2025-09-04 23:33 | 2025-09-02 | JBL | JABIL INC | MONDELLO MARK T | Director, Officer | SELL | $200.02 | 20,000 | $4,000,492 | 1,400,190 |
| 2025-09-03 23:52 | 2025-09-02 | PLXS | PLEXUS CORP | Kelsey Todd P. | Director, Officer | SELL | $134.54 | 1,500 | $201,810 | 70,714 |
| 2025-09-02 23:01 | 2025-08-29 | SANM | SANMINA CORP | Johnson Susan A | Director | SELL | $119.04 | 755 | $89,875 | 8,827 |
| 2025-09-02 23:04 | 2025-08-29 | PLXS | PLEXUS CORP | Rapp Karen Marie | Director | SELL | $139.00 | 500 | $69,500 | 8,865 |
| 2025-08-30 00:02 | 2025-08-28 | PLXS | PLEXUS CORP | Tan Victor (Pang Hau) | Officer | SELL | $139.00 | 3,000 | $417,000 | 8,723 |
| 2025-08-30 00:01 | 2025-08-27 | PLXS | PLEXUS CORP | Jermain Patrick John | Officer | SELL | $137.71 | 2,500 | $344,275 | 20,959 |
| 2025-08-30 02:04 | 2025-08-28 | TTMI | TTM TECHNOLOGIES INC | Farrell Robert P. | Officer | SELL | $46.69 | 1,500 | $70,040 | 23,822 |
| 2025-08-28 23:27 | 2025-08-26 | TTMI | TTM TECHNOLOGIES INC | Farrell Robert P. | Officer | SELL | $45.00 | 1,493 | $67,188 | 25,322 |
| 2025-08-28 23:24 | 2025-08-27 | TTMI | TTM TECHNOLOGIES INC | Gridley Catherine A | Officer | SELL | $44.31 | 20,000 | $886,262 | 81,986 |
| 2025-08-27 23:29 | 2025-08-25 | PLXS | PLEXUS CORP | Ninivaggi Angelo Michael Jr | Officer | SELL | $137.78 | 1,576 | $217,133 | 24,495 |
| 2025-08-26 02:59 | 2025-08-22 | FLEX | FLEX LTD. | McSweeney Erin | Director | SELL | $51.47 | 10,000 | $514,711 | 17,012 |
| 2025-08-26 03:00 | 2025-08-22 | FLEX | FLEX LTD. | WATKINS WILLIAM D | Director | SELL | $51.79 | 10,000 | $517,892 | 111,355 |
| 2025-08-21 03:55 | 2025-08-18 | FLEX | FLEX LTD. | Hartung Michael P | Officer | SELL | $49.62 | 2,520 | $125,043 | 301,198 |
| 2025-08-20 17:26 | 2025-08-19 | TTMI | TTM TECHNOLOGIES INC | Gridley Catherine A | Officer | SELL | $40.46 | 25,000 | $1,011,403 | 101,986 |
| 2025-08-20 00:15 | 2025-08-15 | PLXS | PLEXUS CORP | Mihm Oliver K. | Officer | SELL | $130.43 | 2,102 | $274,164 | 21,155 |
| 2025-08-19 20:19 | 2025-08-18 | TTMI | TTM TECHNOLOGIES INC | Ali Wajid | Director | BUY | $41.32 | 10,000 | $413,209 | 24,024 |
| 2025-08-13 20:44 | 2025-08-12 | TTMI | TTM TECHNOLOGIES INC | Spoto Steven | Officer | SELL | $46.58 | 3,484 | $162,293 | 28,649 |
| 2025-08-08 23:55 | 2025-08-06 | PLXS | PLEXUS CORP | Jermain Patrick John | Officer | SELL | $130.42 | 2,178 | $284,055 | 23,459 |
| 2025-08-05 23:47 | 2025-08-01 | JBL | JABIL INC | Schick Gary K. | Officer | SELL | $219.19 | 448 | $98,196 | 33,834 |
| 2025-08-06 03:31 | 2025-08-01 | PLXS | PLEXUS CORP | Kelsey Todd P. | Director, Officer | SELL | $125.63 | 1,500 | $188,445 | 72,214 |
| 2025-08-05 23:45 | 2025-08-01 | JBL | JABIL INC | MONDELLO MARK T | Director, Officer | SELL | $219.20 | 20,000 | $4,383,922 | 1,420,190 |
| 2025-08-05 21:55 | 2025-08-05 | TTMI | TTM TECHNOLOGIES INC | Clapprood Tom | Officer | SELL | $44.68 | 15,000 | $670,178 | 23,531 |
| 2025-07-29 04:57 | 2025-07-28 | FLEX | FLEX LTD. | Tan Kwang Hooi | Officer | SELL | $50.25 | 12,500 | $628,103 | 263,636 |
| 2025-07-25 23:56 | 2025-07-23 | JBL | JABIL INC | Priestley Andrew | Officer | SELL | $225.00 | 3,702 | $832,965 | 44,833 |
| 2025-07-25 23:57 | 2025-07-23 | JBL | JABIL INC | McCoy Frederic E. | Officer | SELL | $223.55 | 4,500 | $1,005,980 | 124,203 |
| 2025-07-22 23:33 | 2025-07-21 | JBL | JABIL INC | Priestley Andrew | Officer | SELL | $225.00 | 3,782 | $850,950 | 48,535 |
| 2025-07-22 23:36 | 2025-07-21 | JBL | JABIL INC | RAYMUND STEVEN A | Director | SELL | $223.11 | 13,432 | $2,996,814 | 86,396 |
| 2025-07-08 03:00 | 2025-07-03 | JBL | JABIL INC | ANSARI ANOUSHEH | Director | SELL | $222.75 | 1,000 | $222,750 | 36,400 |
| 2025-07-02 23:17 | 2025-07-01 | PLXS | PLEXUS CORP | Kelsey Todd P. | Director, Officer | SELL | $134.51 | 1,500 | $201,765 | 73,714 |
| 2025-07-02 23:45 | 2025-07-01 | JBL | JABIL INC | MONDELLO MARK T | Director, Officer | SELL | $216.59 | 20,000 | $4,331,758 | 1,440,190 |
| 2025-07-01 23:37 | 2025-06-27 | JBL | JABIL INC | RAYMUND STEVEN A | Director | SELL | $216.83 | 15,955 | $3,459,448 | 99,828 |
| 2025-06-26 01:12 | 2025-06-25 | TTMI | TTM TECHNOLOGIES INC | Knecht Dale Martin | Officer | SELL | $39.01 | 7,487 | $292,045 | 59,947 |
| 2025-06-25 22:27 | 2025-06-24 | TTMI | TTM TECHNOLOGIES INC | Knecht Dale Martin | Officer | SELL | $37.08 | 3,309 | $122,698 | 67,434 |
| 2025-06-25 00:08 | 2025-06-23 | TTMI | TTM TECHNOLOGIES INC | Titterton Philip | Officer | SELL | $36.39 | 23,486 | $854,670 | 123,338 |
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.