Construction - Special Trade Contractors
Standard Industrial Classification: SIC 1700
Industry Insider Sentiment Analysis
The Construction - Special Trade Contractors sector (SIC 1700) 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-10-07 20:01 | 2026-09-02 | CNTM | ConnectM Technology Solutions, Inc. | Choudhury Mahesh | Officer | BUY | $5.18 | 683 | $3,536 | 41,497 |
| 2026-09-25 14:00 | 2026-09-24 | PMA | PMA Graphene Technology Group Inc. | Lam Chi Ming | Director | SELL | $1.30 | 167,865 | $218,392 | 1,431,886 |
| 2026-09-23 17:23 | 2026-09-22 | PMA | PMA Graphene Technology Group Inc. | Lam Chi Ming | Director | SELL | $1.30 | 126,000 | $163,825 | 192,751 |
| 2026-09-22 20:30 | 2026-09-18 | LGN | Legence Corp. | Le Bris Philippe | Officer | SELL | $55.01 | 1,058 | $58,201 | 4,749 |
| 2026-09-18 00:00 | 2026-09-15 | LGN | Legence Corp. | Le Bris Philippe | Officer | OPT+S | $54.06 | 4,196 | $226,836 | 6,148 |
| 2026-09-17 20:40 | 2026-09-15 | AMRC | Ameresco, Inc. | Maltezos Louis P | Officer | SELL | $22.46 | 592 | $13,296 | 33,628 |
| 2026-09-17 20:41 | 2026-09-15 | AMRC | Ameresco, Inc. | Chiplock Mark | Officer | SELL | $22.46 | 476 | $10,691 | 2,815 |
| 2026-09-17 20:07 | 2026-09-15 | LMB | Limbach Holdings, Inc. | Sharp Jay | Officer | SELL | $50.21 | 5,094 | $255,770 | 67,642 |
| 2026-09-16 20:04 | 2026-09-14 | LMB | Limbach Holdings, Inc. | Gaboury David Richard | Director | BUY | $51.35 | 1,940 | $99,619 | 7,193 |
| 2026-09-16 20:04 | 2026-09-15 | LMB | Limbach Holdings, Inc. | Krzeminski Laurel J | Director | BUY | $50.58 | 500 | $25,288 | 4,000 |
| 2026-09-15 23:21 | 2026-09-11 | LMB | Limbach Holdings, Inc. | Horowitz Joshua | Director | BUY | $50.00 | 7,820 | $391,013 | 171,208 |
| 2026-09-15 13:38 | 2026-09-15 | PMA | PMA Graphene Technology Group Inc. | Lam Chi Ming | Director | SELL | $1.30 | 99,114 | $128,868 | 318,751 |
| 2026-09-11 17:05 | 2026-09-09 | PMA | Ming Shing Group Holdings Ltd | Lam Chi Ming | Director | SELL | $1.27 | 270,000 | $343,872 | 417,865 |
| 2026-09-10 20:48 | 2026-09-09 | SWPR | SunPower Inc. | Gishen Adam | Director | SELL | $0.31 | 70,000 | $21,700 | 140,655 |
| 2026-09-01 20:27 | 2026-08-31 | FGL | Founder Group Ltd | HRT FINANCIAL LP | 10% owner | SELL | $0.15 | 395,774 | $60,158 | 66,805 |
| 2026-09-01 20:27 | 2026-08-28 | FGL | Founder Group Ltd | HRT FINANCIAL LP | 10% owner | BUY | $0.16 | 107,076 | $17,453 | 462,579 |
| 2026-09-01 12:09 | 2026-08-28 | AMRC | Ameresco, Inc. | Sakellaris George P | Director, Officer, 10% owner | BUY | $22.13 | 3,000 | $66,390 | 1,013,597 |
| 2026-08-28 17:43 | 2026-08-27 | FGL | Founder Group Ltd | HRT FINANCIAL LP | 10% owner | BUY | $0.17 | 93,151 | $15,929 | 355,503 |
| 2026-08-28 17:43 | 2026-08-26 | FGL | Founder Group Ltd | HRT FINANCIAL LP | 10% owner | SELL | $0.22 | 15,788 | $3,537 | 262,352 |
| 2026-08-27 23:51 | 2026-08-26 | AMRC | Ameresco, Inc. | Sakellaris George P | Director, Officer, 10% owner | BUY | $22.66 | 5,000 | $113,280 | 1,010,597 |
| 2026-08-26 20:28 | 2026-08-24 | AMRC | Ameresco, Inc. | Sakellaris George P | Director, Officer, 10% owner | BUY | $21.43 | 10,000 | $214,297 | 1,005,597 |
| 2026-08-26 20:28 | 2026-08-24 | AMRC | Ameresco, Inc. | Sutton Joseph W. | Director | BUY | $20.87 | 9,700 | $202,439 | 80,246 |
| 2026-08-26 20:28 | 2026-08-24 | AMRC | Ameresco, Inc. | Miller Jennifer L | Director | BUY | $20.96 | 2,000 | $41,920 | 34,546 |
| 2026-08-26 19:15 | 2026-08-25 | FGL | Founder Group Ltd | HRT FINANCIAL LP | 10% owner | BUY | $0.23 | 232,055 | $52,212 | 278,140 |
| 2026-08-26 19:15 | 2026-08-24 | FGL | Founder Group Ltd | HRT FINANCIAL LP | 10% owner | SELL | $0.28 | 71,987 | $20,012 | 46,085 |
| 2026-08-25 23:25 | 2026-08-21 | AMRC | Ameresco, Inc. | Cox Brian C | Director | BUY | $21.64 | 4,625 | $100,085 | 44,325 |
| 2026-08-25 13:11 | 2026-08-13 | PMA | Ming Shing Group Holdings Ltd | Lam Chi Ming | Director, 10% owner | SELL | $1.29 | 320,000 | $413,248 | 687,865 |
| 2026-08-24 18:20 | 2026-08-21 | FGL | Founder Group Ltd | HRT FINANCIAL LP | 10% owner | BUY | $0.27 | 76,711 | $20,328 | 118,072 |
| 2026-08-24 18:20 | 2026-08-20 | FGL | Founder Group Ltd | HRT FINANCIAL LP | 10% owner | SELL | $0.33 | 146,713 | $47,828 | 41,361 |
| 2026-08-21 14:41 | 2026-08-19 | FGL | Founder Group Ltd | HRT FINANCIAL LP | 10% owner | BUY | $0.38 | 15,329 | $5,856 | 188,074 |
| 2026-08-19 19:25 | 2026-08-18 | FGL | Founder Group Ltd | HRT FINANCIAL LP | 10% owner | BUY | $0.38 | 61,617 | $23,476 | 172,745 |
| 2026-08-19 19:25 | 2026-08-17 | FGL | Founder Group Ltd | HRT FINANCIAL LP | 10% owner | SELL | $0.39 | 31,427 | $12,382 | 111,128 |
| 2026-08-18 20:14 | 2026-08-14 | FGL | Founder Group Ltd | HRT FINANCIAL LP | 10% owner | BUY | $0.41 | 24,050 | $9,788 | 142,555 |
| 2026-08-11 23:22 | 2026-08-10 | AMRC | Ameresco, Inc. | Cox Brian C | Director | BUY | $25.07 | 39,700 | $995,279 | 39,700 |
| 2026-08-11 23:22 | 2026-08-07 | AMRC | Ameresco, Inc. | Sakellaris George P | Director, Officer, 10% owner | BUY | $25.85 | 7,000 | $180,920 | 995,597 |
| 2026-08-04 20:30 | 2026-07-31 | AGX | ARGAN INC | Jeffrey John Ronald Jr. | Director | SELL | $579.64 | 5,716 | $3,313,222 | 2,533 |
| 2026-07-13 22:11 | 2026-07-09 | BBCP | Concrete Pumping Holdings, Inc. | Stevens Brent M | Director, 10% owner | SELL | $10.83 | 100,000 | $1,082,980 | 497,155 |
| 2026-07-13 14:28 | 2026-06-22 | CNTM | ConnectM Technology Solutions, Inc. | Choudhury Mahesh | Officer | BUY | $8.77 | 3,622 | $31,766 | 40,814 |
| 2026-07-06 20:30 | 2026-07-01 | SWPR | SunPower Inc. | MCCRANIE J DANIEL | Director | BUY | $0.00 | 93,650 | $0 | 93,650 |
| 2026-07-06 23:14 | 2026-07-01 | SWPR | SunPower Inc. | Rodgers Thurman J | Director, Officer, 10% owner | BUY | $0.00 | 7,859,436 | $0 | 2,471,485 |
| 2026-06-24 01:56 | 2026-06-10 | CNTM | ConnectM Technology Solutions, Inc. | Panigrahi Bhaskar | Director, Officer | BUY | $6.89 | 3,359 | $23,143 | 150,826 |
| 2026-06-24 01:57 | 2026-06-08 | CNTM | ConnectM Technology Solutions, Inc. | Choudhury Mahesh | Officer | BUY | $7.03 | 2,637 | $18,547 | 37,192 |
| 2026-06-23 21:00 | 2026-06-18 | AGX | ARGAN INC | Griffin William F Jr | Director | SELL | $739.68 | 50,000 | $36,984,100 | 40,976 |
| 2026-06-22 23:14 | 2026-06-08 | CNTM | ConnectM Technology Solutions, Inc. | Choudhury Mahesh | Officer | BUY | $4,810.35 | 2,637 | $12,684,890 | 37,192 |
| 2026-06-22 23:16 | 2026-06-10 | CNTM | ConnectM Technology Solutions, Inc. | Panigrahi Bhaskar | Director, Officer | BUY | $12,178.35 | 3,359 | $40,907,083 | 150,826 |
| 2026-06-18 21:00 | 2026-06-17 | AGX | ARGAN INC | Baugher Joshua Scott | Officer | OPT+S | $733.30 | 760 | $557,308 | 1,479 |
| 2026-06-17 20:10 | 2026-06-15 | LMB | Limbach Holdings, Inc. | Sharp Jay | Officer | SELL | $79.82 | 4,871 | $388,799 | 73,456 |
| 2026-06-17 20:30 | 2026-06-16 | AGX | ARGAN INC | Getsinger Peter W | Director | OPT+S | $705.78 | 6,728 | $4,748,497 | 4,880 |
| 2026-06-17 20:30 | 2026-06-17 | AGX | ARGAN INC | Sweeney Karen | Director | SELL | $705.00 | 300 | $211,500 | 1,548 |
| 2026-06-16 20:30 | 2026-06-12 | AGX | ARGAN INC | Griffin William F Jr | Director | SELL | $643.46 | 50,000 | $32,173,000 | 90,976 |
Sector-Wide Insider Alpha
Analyzing insider movements across the Construction - Special Trade Contractors sector provides a macro-view of executive conviction. When multiple leaders in different companies within the same SIC code (1700) simultaneously buy shares, it often indicates an industry-wide undervaluation or a positive shift in market cycles.
SEC Filings in Construction - Special Trade Contractors
Every transaction in the Construction - Special Trade Contractors 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.