Heavy Construction Other Than Bldg Const - Contractors
Standard Industrial Classification: SIC 1600
Industry Insider Sentiment Analysis
The Heavy Construction Other Than Bldg Const - Contractors sector (SIC 1600) 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-08-13 23:48 | 2025-08-11 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $2.01 | 25,426 | $50,997 | 21,171,413 |
| 2025-08-14 00:17 | 2025-08-11 | GLDD | Great Lakes Dredge & Dock CORP | Kornblau Scott Lee | Officer | SELL | $11.48 | 59,805 | $686,322 | 112,130 |
| 2025-08-08 23:28 | 2025-08-07 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.78 | 4,500 | $7,990 | 21,196,839 |
| 2025-08-06 23:23 | 2025-08-04 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.73 | 18,510 | $32,074 | 21,201,339 |
| 2025-08-01 23:35 | 2025-07-31 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.71 | 3,300 | $5,654 | 21,219,849 |
| 2025-07-31 00:04 | 2025-07-28 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.88 | 8,958 | $16,831 | 21,247,925 |
| 2025-07-25 23:38 | 2025-07-24 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $2.09 | 7,700 | $16,055 | 21,256,883 |
| 2025-07-23 23:32 | 2025-07-21 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $2.10 | 47,339 | $99,459 | 21,264,583 |
| 2025-07-18 23:35 | 2025-07-17 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $2.20 | 10,558 | $23,208 | 21,311,922 |
| 2025-07-17 00:19 | 2025-07-14 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $2.02 | 10,400 | $20,968 | 21,322,480 |
| 2025-07-11 23:59 | 2025-07-10 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.99 | 3,200 | $6,368 | 21,332,880 |
| 2025-07-10 00:13 | 2025-07-07 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.96 | 10,987 | $21,509 | 21,336,080 |
| 2025-07-07 23:05 | 2025-07-03 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $2.01 | 1,900 | $3,819 | 21,347,067 |
| 2025-07-08 01:54 | 2025-07-03 | FLR | FLUOR CORP | Collins Alvin C III | Officer | OPT+S | $52.13 | 2,988 | $155,769 | 64,383 |
| 2025-07-08 01:53 | 2025-07-03 | FLR | FLUOR CORP | Constable David E | Director, Officer | SELL | $52.11 | 38,600 | $2,011,631 | 792,027 |
| 2025-07-02 23:29 | 2025-06-30 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.97 | 35,809 | $70,665 | 21,348,967 |
| 2025-06-27 23:38 | 2025-06-26 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.69 | 8,038 | $13,603 | 21,384,776 |
| 2025-06-26 01:12 | 2025-06-23 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.62 | 11,150 | $18,086 | 21,392,814 |
| 2025-06-25 23:22 | 2025-06-24 | STRL | STERLING INFRASTRUCTURE, INC. | Wolf Mark D. | Officer | SELL | $225.87 | 3,500 | $790,545 | 29,315 |
| 2025-06-20 23:51 | 2025-06-20 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.60 | 900 | $1,440 | 21,403,964 |
| 2025-06-21 01:20 | 2025-06-18 | KBR | KBR, INC. | Bradie Stuart | Director, Officer | SELL | $52.81 | 20,000 | $1,056,246 | 802,361 |
| 2025-06-19 00:16 | 2025-06-16 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.64 | 2,402 | $3,936 | 21,404,864 |
| 2025-06-18 23:33 | 2025-06-16 | STRL | STERLING INFRASTRUCTURE, INC. | O'Brien Dana C. | Director | SELL | $206.58 | 10,154 | $2,097,613 | 16,498 |
| 2025-06-17 23:30 | 2025-06-16 | FLR | FLUOR CORP | Constable David E | Director, Officer | SELL | $50.15 | 40,000 | $2,005,972 | 830,627 |
| 2025-06-13 23:35 | 2025-06-12 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.70 | 8,790 | $14,915 | 21,407,266 |
| 2025-06-13 00:49 | 2025-06-11 | FLR | FLUOR CORP | Constable David E | Director, Officer | SELL | $49.00 | 40,800 | $1,999,343 | 870,627 |
| 2025-06-11 23:48 | 2025-06-09 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.64 | 11,678 | $19,190 | 21,416,056 |
| 2025-06-10 23:53 | 2025-06-09 | FLR | FLUOR CORP | Collins Alvin C III | Officer | SELL | $45.43 | 18,920 | $859,536 | 64,383 |
| 2025-06-09 23:05 | 2025-06-05 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.47 | 7,000 | $10,320 | 21,427,734 |
| 2025-06-04 23:26 | 2025-06-02 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.54 | 7,032 | $10,857 | 21,434,734 |
| 2025-06-05 00:00 | 2025-06-03 | GLDD | Great Lakes Dredge & Dock CORP | Steger Ronald | Director | SELL | $11.59 | 5,000 | $57,925 | 20,404 |
| 2025-05-30 23:40 | 2025-05-29 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.69 | 2,052 | $3,469 | 21,441,766 |
| 2025-05-29 23:02 | 2025-02-06 | RNGE | RANGE IMPACT, INC. | LoConti Joseph E. | 10% owner | BUY | $0.16 | 123,000 | $20,147 | 4,970,377 |
| 2025-05-29 00:26 | 2025-05-27 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.78 | 8,790 | $15,625 | 21,443,818 |
| 2025-05-28 23:31 | 2025-05-28 | GVA | GRANITE CONSTRUCTION INC | Dowd Brian R | Officer | SELL | $91.76 | 2,025 | $185,814 | 18,819 |
| 2025-05-23 23:55 | 2025-05-22 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.56 | 4,500 | $7,000 | 21,452,608 |
| 2025-05-23 01:10 | 2025-05-20 | SHIM | Shimmick Corp | Trabuco Carolyn | Director | SELL | $1.65 | 3,032 | $5,003 | 96,046 |
| 2025-05-22 00:13 | 2025-05-19 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.61 | 4,200 | $6,749 | 21,457,108 |
| 2025-05-20 23:05 | 2025-05-16 | SHIM | Shimmick Corp | Trabuco Carolyn | Director | SELL | $1.69 | 9,700 | $16,370 | 99,078 |
| 2025-05-20 00:00 | 2025-05-16 | ORN | Orion Group Holdings Inc | SHANFELTER AUSTIN J | Director | SELL | $8.67 | 30,000 | $259,989 | 419,215 |
| 2025-05-17 00:02 | 2025-05-15 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.80 | 11,768 | $21,211 | 21,461,308 |
| 2025-05-15 00:15 | 2025-05-12 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.61 | 5,648 | $9,116 | 21,473,076 |
| 2025-05-13 23:33 | 2025-05-13 | GVA | GRANITE CONSTRUCTION INC | Williams Bradley Jay | Officer | SELL | $85.00 | 2,811 | $238,935 | 7,041 |
| 2025-05-13 23:32 | 2025-05-13 | GVA | GRANITE CONSTRUCTION INC | Radich James A | Officer | SELL | $85.00 | 2,500 | $212,500 | 38,386 |
| 2025-05-13 00:33 | 2025-05-08 | J | JACOBS SOLUTIONS INC. | Fernandez Manuel J | Director | BUY | $120.62 | 145 | $17,489 | 9,617 |
| 2025-05-12 23:31 | 2025-05-12 | GVA | GRANITE CONSTRUCTION INC | Krusi Alan | Director | BUY | $82.63 | 1,250 | $103,288 | 20,700 |
| 2025-05-09 23:26 | 2025-05-08 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.39 | 3,775 | $5,260 | 21,478,724 |
| 2025-05-09 00:43 | 2025-05-06 | GLDD | Great Lakes Dredge & Dock CORP | BEYKO ELENI | Officer | SELL | $10.26 | 22,579 | $231,600 | 50,138 |
| 2025-05-07 23:50 | 2025-05-05 | SHIM | Shimmick Corp | Goldsteen Mitchell B. | Director, 10% owner | SELL | $1.51 | 4,800 | $7,258 | 21,482,499 |
| 2025-05-06 18:07 | 2025-04-07 | RNGE | RANGE IMPACT, INC. | LoConti Joseph E. | 10% owner | BUY | $0.16 | 113,000 | $18,329 | 4,960,377 |
Sector-Wide Insider Alpha
Analyzing insider movements across the Heavy Construction Other Than Bldg Const - Contractors sector provides a macro-view of executive conviction. When multiple leaders in different companies within the same SIC code (1600) simultaneously buy shares, it often indicates an industry-wide undervaluation or a positive shift in market cycles.
SEC Filings in Heavy Construction Other Than Bldg Const - Contractors
Every transaction in the Heavy Construction Other Than Bldg Const - 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.