Construction Machinery & Equip
Standard Industrial Classification: SIC 3531
Industry Insider Sentiment Analysis
The Construction Machinery & Equip sector (SIC 3531) 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2007-05-30 00:29 | 2007-05-24 | MTW | MANITOWOC CO INC | TELLOCK GLEN E | Officer | OPT+S | $74.51 | 20,000 | $1,490,164 | 36,879 |
| 2007-05-25 18:04 | 2007-05-24 | ASTE | ASTEC INDUSTRIES INC | STAFFORD ROBERT G | Director, Officer | OPT+S | $42.71 | 20,000 | $854,152 | 1,396 |
| 2007-05-24 21:39 | 2007-05-23 | GNCI | GENCOR INDUSTRIES INC | MILLER LLOYD I III | 10% owner | BUY | $9.00 | 40,000 | $360,000 | 144,145 |
| 2007-05-24 22:15 | 2007-05-22 | GNCI-OB | GENCOR INDUSTRIES INC | BRASHEARS DAVID F | Officer | SELL | $9.65 | 800 | $7,720 | 107,173 |
| 2007-05-23 15:31 | 2007-05-22 | ASTE | ASTEC INDUSTRIES INC | SMITH W NORMAN | Director, Officer | SELL | $42.14 | 20,000 | $842,800 | 49,614 |
| 2007-05-22 16:38 | 2007-05-18 | ASTE | ASTEC INDUSTRIES INC | Silvious David C | Officer | OPT+S | $42.23 | 10,500 | $443,417 | 600 |
| 2007-05-22 16:07 | 2007-05-21 | ASTE | ASTEC INDUSTRIES INC | ANDERSON STEPHEN C | Officer | SELL | $42.99 | 1,000 | $42,990 | 600 |
| 2007-05-22 18:14 | 2007-05-21 | ASTE | ASTEC INDUSTRIES INC | GONIGAM TIMOTHY D | Officer | OPT+S | $42.90 | 1,090 | $46,761 | 0 |
| 2007-05-22 18:29 | 2007-05-18 | ASTE | ASTEC INDUSTRIES INC | CAMPBELL THOMAS R | Officer | OPT+S | $41.76 | 15,400 | $643,073 | 3,100 |
| 2007-05-16 22:08 | 2007-05-15 | GNCI | GENCOR INDUSTRIES INC | MILLER LLOYD I III | 10% owner | BUY | $9.50 | 3,750 | $35,625 | 104,145 |
| 2007-05-16 23:55 | 2007-05-15 | ASTE | ASTEC INDUSTRIES INC | CAMPBELL THOMAS R | Officer | OPT+S | $41.55 | 600 | $24,930 | 3,100 |
| 2007-05-14 21:41 | 2007-05-10 | ASTE | ASTEC INDUSTRIES INC | STAFFORD ROBERT G | Director | OPT+S | $42.00 | 10,000 | $420,000 | 1,396 |
| 2007-05-12 00:01 | 2007-05-11 | MTW | MANITOWOC CO INC | STIFT ROBERT C | Director | SELL | $75.50 | 3,000 | $226,500 | 2,000 |
| 2007-05-12 00:01 | 2007-05-09 | MTW | MANITOWOC CO INC | MUSIAL THOMAS G | Officer | OPT+S | $75.06 | 25,000 | $1,876,418 | 51,648 |
| 2007-05-10 23:31 | 2007-05-08 | MTW | MANITOWOC CO INC | MUSIAL THOMAS G | Officer | OPT+S | $73.63 | 34,700 | $2,555,100 | 71,648 |
| 2007-05-09 22:35 | 2007-05-08 | GNCI | GENCOR INDUSTRIES INC | MILLER LLOYD I III | 10% owner | BUY | $9.05 | 500 | $4,525 | 100,395 |
| 2007-05-09 17:07 | 2007-05-08 | ASTE | ASTEC INDUSTRIES INC | ELLIOTT JEFFREY J | Officer | SELL | $40.33 | 1,216 | $49,024 | 0 |
| 2007-05-08 23:25 | 2007-05-04 | MTW | MANITOWOC CO INC | HERRE ROBERT P | Officer | OPT+S | $74.50 | 5,000 | $372,500 | 5,300 |
| 2007-05-08 23:26 | 2007-05-04 | MTW | MANITOWOC CO INC | Nolden Dean J | Officer | OPT+S | $74.02 | 6,700 | $495,957 | 5,413 |
| 2007-05-07 21:41 | 2007-05-03 | GNCI | GENCOR INDUSTRIES INC | MILLER LLOYD I III | 10% owner | BUY | $9.05 | 1,140 | $10,317 | 99,895 |
| 2007-05-07 20:07 | 2007-05-03 | MTW | MANITOWOC CO INC | Etchart Eric | Officer | OPT+S | $73.24 | 4,700 | $344,239 | 1,000 |
| 2007-05-07 16:58 | 2007-05-03 | ASTE | ASTEC INDUSTRIES INC | Brock Benjamin G | Officer | SELL | $41.55 | 1,104 | $45,871 | 0 |
| 2007-05-07 20:07 | 2007-05-03 | MTW | MANITOWOC CO INC | THROOP ROBERT S | Director | OPT+S | $73.37 | 10,800 | $792,424 | 101,829 |
| 2007-05-07 22:54 | 2007-05-07 | CAT | CATERPILLAR INC | BURRITT DAVID B | Officer | SELL | $72.68 | 3,825 | $278,001 | 2,989 |
| 2007-05-07 21:19 | 2007-05-03 | MTW | MANITOWOC CO INC | DUVAL DANIEL W | Director | OPT+S | $72.83 | 22,000 | $1,602,326 | 13,357 |
| 2007-05-04 21:53 | 2007-05-02 | ASTE | ASTEC INDUSTRIES INC | ELLIOTT JEFFREY J | Officer | OPT+S | $40.42 | 5,146 | $208,024 | 1,500 |
| 2007-05-04 02:37 | 2007-05-02 | ASTE | ASTEC INDUSTRIES INC | HALL F MCKAMY | Officer | OPT+S | $41.57 | 10,804 | $449,162 | 1,000 |
| 2007-05-02 15:48 | 2007-05-01 | ASTE | ASTEC INDUSTRIES INC | SMITH W NORMAN | Director, Officer | SELL | $40.00 | 10,000 | $400,016 | 69,614 |
| 2007-05-01 19:32 | 2007-04-30 | GNCI | GENCOR INDUSTRIES INC | MILLER LLOYD I III | 10% owner | BUY | $9.05 | 560 | $5,068 | 98,755 |
| 2007-05-01 21:44 | 2007-04-30 | ASTE | ASTEC INDUSTRIES INC | Odgers Alan W | Officer | OPT+S | $42.00 | 1,000 | $42,000 | 600 |
| 2007-05-02 00:42 | 2007-04-27 | MTW | MANITOWOC CO INC | GROWCOCK TERRY D | Director, Officer | OPT+S | $70.95 | 58,574 | $4,155,901 | 163,552 |
| 2007-04-30 21:39 | 2007-04-27 | ASTE | ASTEC INDUSTRIES INC | SMITH W NORMAN | Director, Officer | SELL | $41.69 | 20,000 | $833,866 | 79,614 |
| 2007-04-24 18:37 | 2007-04-20 | ASTE | ASTEC INDUSTRIES INC | GONIGAM TIMOTHY D | Officer | BUY | $0.00 | 7 | $0 | 196 |
| 2007-04-19 21:36 | 2007-04-18 | GNCI | GENCOR INDUSTRIES INC | MILLER LLOYD I III | 10% owner | BUY | $9.00 | 16,500 | $148,500 | 98,195 |
| 2007-04-18 19:56 | 2007-04-17 | GNCI | GENCOR INDUSTRIES INC | MILLER LLOYD I III | 10% owner | BUY | $9.00 | 800 | $7,200 | 81,695 |
| 2007-04-18 23:39 | 2007-04-18 | ASTE | ASTEC INDUSTRIES INC | Winters David L | Officer | SELL | $0.00 | 8 | $0 | 383 |
| 2007-04-17 23:07 | 2007-04-16 | GNCI | GENCOR INDUSTRIES INC | MILLER LLOYD I III | 10% owner | BUY | $9.00 | 1,000 | $9,000 | 80,895 |
| 2007-04-16 22:03 | 2007-04-13 | GNCI | GENCOR INDUSTRIES INC | MILLER LLOYD I III | 10% owner | BUY | $9.00 | 500 | $4,500 | 79,895 |
| 2007-04-12 22:22 | 2007-04-11 | MTW | MANITOWOC CO INC | GROWCOCK TERRY D | Director, Officer | OPT+S | $65.00 | 18,500 | $1,202,500 | 163,552 |
| 2007-04-11 17:00 | 2007-04-09 | MTW | MANITOWOC CO INC | GROWCOCK TERRY D | Director, Officer | OPT+S | $65.00 | 20,000 | $1,300,000 | 163,552 |
| 2007-04-05 22:35 | 2007-04-03 | MTW | MANITOWOC CO INC | GROWCOCK TERRY D | Director, Officer | OPT+S | $65.00 | 20,000 | $1,300,000 | 163,552 |
| 2007-03-26 21:02 | 2007-03-15 | ASTE | ASTEC INDUSTRIES INC | GUTH ALBERT E | Director | OPT+S | $38.02 | 22,389 | $851,319 | 20,000 |
| 2007-03-20 20:53 | 2007-03-19 | GNCI | GENCOR INDUSTRIES INC | LYONS JEANNE M | Officer | SELL | $9.85 | 1,000 | $9,850 | 8,000 |
| 2007-03-20 20:16 | 2007-03-19 | ASTE | ASTEC INDUSTRIES INC | STAFFORD ROBERT G | Director, Officer | OPT+S | $39.10 | 35,000 | $1,368,500 | 1,396 |
| 2007-03-14 19:39 | 2007-03-12 | MTW | MANITOWOC CO INC | COLBERT VIRGIS | Director | SELL | $56.49 | 8,700 | $491,463 | 28,727 |
| 2007-03-09 18:47 | 2007-03-07 | ASTE | ASTEC INDUSTRIES INC | DORRIS RICHARD J | Officer | OPT+S | $39.15 | 5,000 | $195,758 | 3,221 |
| 2007-03-09 19:22 | 2007-03-07 | ASTE | ASTEC INDUSTRIES INC | RICHMOND JEFFREY L | Officer | OPT+S | $38.79 | 16,180 | $627,658 | 0 |
| 2007-03-09 18:34 | 2007-03-07 | ASTE | ASTEC INDUSTRIES INC | GONIGAM TIMOTHY D | Officer | OPT+S | $39.01 | 5,000 | $195,050 | 0 |
| 2007-03-09 18:34 | 2007-03-07 | ASTE | ASTEC INDUSTRIES INC | GONIGAM TIMOTHY D | Officer | BUY | $0.00 | 2 | $0 | 189 |
| 2007-03-09 18:06 | 2007-03-07 | ASTE | ASTEC INDUSTRIES INC | HALL F MCKAMY | Officer | OPT+S | $39.09 | 23,000 | $898,964 | 0 |
Sector-Wide Insider Alpha
Analyzing insider movements across the Construction Machinery & Equip sector provides a macro-view of executive conviction. When multiple leaders in different companies within the same SIC code (3531) simultaneously buy shares, it often indicates an industry-wide undervaluation or a positive shift in market cycles.
SEC Filings in Construction Machinery & Equip
Every transaction in the Construction Machinery & Equip 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.