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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2018-06-05 11:15 | 2018-05-31 | CMCO | COLUMBUS MCKINNON CORP | Rustowicz Gregory P | Officer | SELL | $42.13 | 624 | $26,289 | 41,471 |
| 2018-06-04 18:27 | 2018-05-31 | CMCO | COLUMBUS MCKINNON CORP | Wozniak Kurt F | Officer | OPT+S | $41.20 | 23,942 | $986,449 | 27,780 |
| 2018-06-04 18:27 | 2018-05-31 | CMCO | COLUMBUS MCKINNON CORP | Rustowicz Gregory P | Officer | OPT+S | $42.13 | 3,271 | $137,807 | 42,095 |
| 2018-05-15 20:19 | 2018-05-11 | CAT | CATERPILLAR INC | Creed Joseph E | Officer | OPT+S | $155.67 | 4,532 | $705,496 | 172 |
| 2018-05-15 20:19 | 2018-05-14 | CAT | CATERPILLAR INC | CALHOUN DAVID L | Director | BUY | $155.37 | 5,000 | $776,850 | 19,579 |
| 2018-05-09 21:35 | 2018-05-07 | CAT | CATERPILLAR INC | Pellette Thomas A | Officer | OPT+S | $150.17 | 54,481 | $8,181,363 | 1,069 |
| 2018-05-07 23:27 | 2018-05-03 | ASTE | ASTEC INDUSTRIES INC | Brock Benjamin G | Director, Officer | SELL | $54.71 | 22,439 | $1,227,687 | 190,939 |
| 2018-05-03 01:15 | 2018-05-01 | ASTE | ASTEC INDUSTRIES INC | Brock Benjamin G | Director, Officer | SELL | $54.64 | 36,000 | $1,966,936 | 213,378 |
| 2018-04-23 22:48 | 2018-04-18 | GENC | GENCOR INDUSTRIES INC | Houtkin Sherry | 10% owner | SELL | $16.77 | 303 | $5,080 | 1,235,225 |
| 2018-03-20 19:58 | 2018-03-16 | GENC | GENCOR INDUSTRIES INC | Houtkin Sherry | 10% owner | SELL | $16.53 | 1,166 | $19,274 | 1,235,528 |
| 2018-03-15 23:28 | 2018-03-13 | GENC | GENCOR INDUSTRIES INC | Mellen Eric E | Officer | SELL | $17.01 | 4,000 | $68,040 | 3,500 |
| 2018-03-15 18:24 | 2018-03-13 | CMCO | COLUMBUS MCKINNON CORP | Korman Alan S | Officer | OPT+S | $37.39 | 2,000 | $74,780 | 14,869 |
| 2018-03-14 23:49 | 2018-03-13 | MTW | MANITOWOC CO INC | Antoniuk David J | Officer | BUY | $30.33 | 7,000 | $212,293 | 7,000 |
| 2018-03-14 22:30 | 2018-03-13 | GENC | GENCOR INDUSTRIES INC | Houtkin Sherry | 10% owner | SELL | $17.00 | 1,480 | $25,160 | 1,236,694 |
| 2018-03-12 19:10 | 2018-03-08 | GENC | GENCOR INDUSTRIES INC | Houtkin Sherry | 10% owner | SELL | $17.17 | 5,143 | $88,305 | 1,238,174 |
| 2018-03-10 00:39 | 2018-03-07 | GENC | GENCOR INDUSTRIES INC | Mellen Eric E | Officer | OPT+S | $16.80 | 9,500 | $159,615 | 1,000 |
| 2018-03-10 00:58 | 2018-03-08 | GENC | GENCOR INDUSTRIES INC | LYONS JEANNE M | Officer | SELL | $17.20 | 1,500 | $25,800 | 0 |
| 2018-03-08 19:14 | 2018-03-07 | MTW | MANITOWOC CO INC | MUSIAL THOMAS G | Officer | SELL | $27.92 | 3,327 | $92,903 | 50,965 |
| 2018-03-08 00:12 | 2018-03-06 | PLOW | DOUGLAS DYNAMICS, INC | Young Robert J | Officer | SELL | $43.49 | 818 | $35,571 | 25,303 |
| 2018-03-08 00:11 | 2018-03-06 | PLOW | DOUGLAS DYNAMICS, INC | Sievert Jonathon P. | Officer | SELL | $43.49 | 1,438 | $62,532 | 11,084 |
| 2018-03-08 00:11 | 2018-03-06 | PLOW | DOUGLAS DYNAMICS, INC | McCormick Robert L | Officer | SELL | $43.49 | 8,494 | $369,366 | 123,165 |
| 2018-03-08 00:09 | 2018-03-06 | PLOW | DOUGLAS DYNAMICS, INC | Janik James L | Director, Officer | SELL | $43.49 | 18,085 | $786,435 | 266,530 |
| 2018-03-08 00:08 | 2018-03-06 | PLOW | DOUGLAS DYNAMICS, INC | Hagelin Keith | Officer | SELL | $43.49 | 4,209 | $183,030 | 85,921 |
| 2018-03-08 00:07 | 2018-03-06 | PLOW | DOUGLAS DYNAMICS, INC | DEJANA ANDREW | Officer | SELL | $43.49 | 741 | $32,223 | 5,165 |
| 2018-03-07 23:53 | 2018-03-06 | CMCO | COLUMBUS MCKINNON CORP | Korman Alan S | Officer | OPT+S | $36.45 | 1,500 | $54,675 | 14,869 |
| 2018-03-07 23:52 | 2018-03-06 | CMCO | COLUMBUS MCKINNON CORP | Stewart John H. | Officer | OPT+S | $36.52 | 362 | $13,220 | 5,607 |
| 2018-03-07 01:35 | 2018-03-05 | CMCO | COLUMBUS MCKINNON CORP | Korman Alan S | Officer | OPT+S | $36.00 | 1,724 | $62,064 | 14,869 |
| 2018-02-23 20:42 | 2018-02-21 | MTW | MANITOWOC CO INC | MUSIAL THOMAS G | Officer | SELL | $32.07 | 1,376 | $44,128 | 48,467 |
| 2018-02-14 22:49 | 2018-02-13 | MTW | MANITOWOC CO INC | MUSIAL THOMAS G | Officer | OPT+S | $33.84 | 4,476 | $151,461 | 49,843 |
| 2018-02-03 04:56 | 2018-01-31 | CAT | CATERPILLAR INC | Pellette Thomas A | Officer | OPT+S | $163.09 | 95,199 | $15,526,462 | 1,069 |
| 2018-01-31 23:17 | 2018-01-30 | CAT | CATERPILLAR INC | Long Suzette M | Officer | SELL | $160.46 | 528 | $84,723 | 19,646 |
| 2018-01-19 00:55 | 2017-03-17 | PLOW | DOUGLAS DYNAMICS, INC | Hagelin Keith | Officer | BUY | $29.35 | 3,400 | $99,787 | 82,090 |
| 2018-01-12 01:05 | 2017-12-13 | CMCO | COLUMBUS MCKINNON CORP | Korman Alan S | Officer | SELL | $37.78 | 500 | $18,890 | 14,852 |
| 2018-01-09 00:06 | 2018-01-05 | PLOW | DOUGLAS DYNAMICS, INC | McCormick Robert L | Officer | SELL | $40.08 | 15,000 | $601,125 | 116,263 |
| 2017-12-16 00:28 | 2017-12-14 | PLOW | DOUGLAS DYNAMICS, INC | Janik James L | Director, Officer | SELL | $37.64 | 15,593 | $586,924 | 247,790 |
| 2017-12-14 23:37 | 2017-12-13 | GENC | GENCOR INDUSTRIES INC | LYONS JEANNE M | Officer | SELL | $17.00 | 500 | $8,500 | 1,500 |
| 2017-12-14 01:06 | 2017-12-11 | PLOW | DOUGLAS DYNAMICS, INC | Janik James L | Director, Officer | SELL | $37.36 | 59,407 | $2,219,345 | 263,383 |
| 2017-12-05 20:35 | 2017-12-04 | CMCO | COLUMBUS MCKINNON CORP | Korman Alan S | Officer | OPT+S | $40.10 | 1,558 | $62,479 | 15,346 |
| 2017-12-05 01:49 | 2017-11-30 | CMCO | COLUMBUS MCKINNON CORP | Korman Alan S | Officer | SELL | $40.11 | 261 | $10,469 | 15,704 |
| 2017-11-30 23:14 | 2017-11-29 | MTW | MANITOWOC CO INC | Myers Charles David | Director | BUY | $39.12 | 3,854 | $150,786 | 18,150 |
| 2017-11-29 22:42 | 2017-11-27 | CAT | CATERPILLAR INC | Halverson Bradley M | Officer | SELL | $137.67 | 2,600 | $357,942 | 5,214 |
| 2017-11-29 01:40 | 2017-11-24 | CAT | CATERPILLAR INC | Copeland Jananne A. | Officer | OPT+S | $136.95 | 3,247 | $444,677 | 3,288 |
| 2017-11-24 21:15 | 2017-11-21 | CAT | CATERPILLAR INC | Halverson Bradley M | Officer | OPT+S | $137.33 | 17,210 | $2,363,449 | 10,055 |
| 2017-11-24 23:54 | 2017-11-21 | CMCO | COLUMBUS MCKINNON CORP | Paradowski Mark R | Officer | OPT+S | $39.96 | 3,906 | $156,084 | 10,508 |
| 2017-11-21 19:22 | 2017-11-17 | CAT | CATERPILLAR INC | Pellette Thomas A | Officer | OPT+S | $135.69 | 24,547 | $3,330,782 | 8,608 |
| 2017-11-03 18:01 | 2017-11-01 | CMCO | COLUMBUS MCKINNON CORP | Buer Gene P | SELL | $38.00 | 30,529 | $1,160,102 | 0 | |
| 2017-11-01 19:19 | 2017-10-30 | CAT | CATERPILLAR INC | DICKINSON DANIEL M | Director | SELL | $137.09 | 3,813 | $522,724 | 6,554 |
| 2017-10-31 00:15 | 2017-10-26 | CAT | CATERPILLAR INC | De Lange Bob | Officer | OPT+S | $137.58 | 1,572 | $216,276 | 10,230 |
| 2017-10-19 00:36 | 2017-10-18 | GENC | GENCOR INDUSTRIES INC | Houtkin Sherry | 10% owner | SELL | $18.13 | 662 | $12,002 | 1,250,307 |
| 2017-10-18 18:56 | 2017-10-16 | GENC | GENCOR INDUSTRIES INC | Houtkin Sherry | 10% owner | SELL | $18.14 | 12,306 | $223,203 | 1,250,969 |
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.