Services-Engineering Services
Standard Industrial Classification: SIC 8711
Industry Insider Sentiment Analysis
The Services-Engineering Services sector (SIC 8711) 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2012-03-09 00:36 | 2012-03-06 | WLDN | Willdan Group, Inc. | Heil Linda L | Director | SELL | $3.80 | 4,900 | $18,620 | 653,317 |
| 2012-03-03 00:22 | 2012-02-28 | WLDN | Willdan Group, Inc. | Heil Linda L | Director | SELL | $3.80 | 6,200 | $23,560 | 658,217 |
| 2012-02-24 02:00 | 2012-02-21 | ACM | Aecom | Bong Francis S Y | Director | SELL | $24.00 | 60,000 | $1,440,000 | 373,571 |
| 2012-02-07 22:01 | 2012-02-06 | TTEK | TETRA TECH INC | LEWIS J CHRISTOPHER | Director | OPT+S | $24.65 | 5,080 | $125,205 | 36,998 |
| 2012-02-04 02:50 | 2012-02-03 | TTEK | TETRA TECH INC | CHRISTENSEN CRAIG L | Officer | OPT+S | $24.09 | 6,058 | $145,937 | 25,491 |
| 2012-01-28 03:08 | 2012-01-25 | ACM | Aecom | Tishman Daniel R. | Director, Officer | SELL | $22.95 | 174,291 | $3,999,996 | 1,132,898 |
| 2012-01-27 01:23 | 2012-01-25 | WLDN | Willdan Group, Inc. | Heil Linda L | Director, 10% owner | SELL | $3.90 | 3,000 | $11,700 | 664,417 |
| 2012-01-26 01:46 | 2012-01-23 | WLDN | Willdan Group, Inc. | Heil Linda L | Director, 10% owner | SELL | $3.90 | 1,697 | $6,620 | 667,417 |
| 2012-01-20 03:02 | 2012-01-17 | ACM | Aecom | RUTLEDGE WILLIAM P | Director | OPT+S | $21.95 | 8,000 | $175,600 | 1,744 |
| 2012-01-20 03:02 | 2012-01-17 | ACM | Aecom | OUCHI WILLIAM G | Director | OPT+S | $21.95 | 16,000 | $351,200 | 1,744 |
| 2012-01-14 01:34 | 2012-01-12 | MG | Mistras Group, Inc. | Keefe Michael C | Officer | SELL | $21.61 | 838 | $18,109 | 12,997 |
| 2011-12-30 00:16 | 2011-12-23 | WLDN | Willdan Group, Inc. | Heil Linda L | Director, 10% owner | SELL | $3.88 | 20,000 | $77,684 | 669,114 |
| 2011-12-20 19:27 | 2011-12-16 | TTEK | TETRA TECH INC | PAGENKOPF JAMES R | Officer | OPT+S | $21.24 | 3,000 | $63,713 | 50,682 |
| 2011-12-20 03:57 | 2011-12-15 | ACM | Aecom | GRIEGO LINDA M | Director | OPT+S | $19.38 | 4,303 | $83,397 | 4,595 |
| 2011-12-20 03:57 | 2011-12-15 | ACM | Aecom | GRIEGO LINDA M | Director | OPT+S | $19.41 | 5,697 | $110,580 | 8,898 |
| 2011-12-10 05:52 | 2011-12-09 | WLDN | Willdan Group, Inc. | McEachern Douglas James | Director | BUY | $4.02 | 1,000 | $4,020 | 14,000 |
| 2011-12-07 01:11 | 2011-12-02 | WLDN | Willdan Group, Inc. | Lenocker W Tracy | Director | SELL | $4.01 | 785 | $3,148 | 135,000 |
| 2011-12-03 05:42 | 2011-11-30 | WLDN | Willdan Group, Inc. | Lenocker W Tracy | Director | SELL | $4.00 | 8,215 | $32,862 | 135,785 |
| 2011-12-01 23:18 | 2011-11-29 | ACFN | Acorn Energy Inc. | Clouser Christopher E | Director | BUY | $5.35 | 9,452 | $50,537 | 9,452 |
| 2011-12-01 03:01 | 2011-11-29 | ACM | Aecom | Chmielinski Jane A | Officer | OPT+S | $20.56 | 8,000 | $164,480 | 20,911 |
| 2011-12-01 04:01 | 2011-11-30 | TTEK | TETRA TECH INC | CHU RONALD J | Officer | OPT+S | $21.94 | 4,000 | $87,740 | 19,967 |
| 2011-11-29 01:25 | 2011-11-23 | ACM | Aecom | Osborne Ronald E | Officer | OPT+S | $19.98 | 5,597 | $111,828 | 11,161 |
| 2011-11-18 17:56 | 2011-11-16 | ACFN | Acorn Energy Inc. | Musanti Joseph | Director | BUY | $5.05 | 1,000 | $5,050 | 6,200 |
| 2011-11-18 03:22 | 2011-11-15 | WLDN | Willdan Group, Inc. | Lenocker W Tracy | Director | SELL | $4.05 | 6,000 | $24,300 | 144,000 |
| 2011-11-17 01:42 | 2011-11-11 | ACFN | Acorn Energy Inc. | Giacco Richard | Director | BUY | $5.00 | 1,571 | $7,855 | 31,000 |
| 2011-11-17 03:43 | 2011-11-15 | TTEK | TETRA TECH INC | BIEBER MICHAEL A | Officer | OPT+S | $22.43 | 11,394 | $255,575 | 12,848 |
| 2011-11-17 03:48 | 2011-11-16 | TTEK | TETRA TECH INC | BATRACK DAN L | Director, Officer | OPT+S | $22.51 | 5,200 | $117,052 | 130,693 |
| 2011-11-16 20:48 | 2011-11-15 | TTEK | TETRA TECH INC | SALIN JANIS B | Officer | OPT+S | $22.04 | 25,000 | $551,060 | 14,301 |
| 2011-10-31 22:16 | 2011-10-27 | MG | Mistras Group, Inc. | Genesi Ralph L. | Officer | OPT+S | $22.81 | 46,194 | $1,053,505 | 13,224 |
| 2011-10-05 19:55 | 2011-10-03 | ACFN | Acorn Energy Inc. | Sela Benny | OPT+S | $5.35 | 20,000 | $107,000 | 0 | |
| 2011-09-23 17:14 | 2011-08-25 | VSEC | VSE CORP | WILLIAMS CRYSTAL R | Officer | BUY | $23.84 | 500 | $11,920 | 2,705 |
| 2011-09-16 23:38 | 2011-09-14 | VSEC | VSE CORP | HOLLSTEIN RANDY W | Officer | BUY | $24.08 | 200 | $4,816 | 2,405 |
| 2011-09-15 00:37 | 2011-09-13 | VSEC | VSE CORP | CLIFFORD M KENDALL | Director | BUY | $23.45 | 2,886 | $67,677 | 65,000 |
| 2011-08-24 23:09 | 2011-08-22 | WLDN | Willdan Group, Inc. | McEachern Douglas James | Director | BUY | $3.80 | 1,000 | $3,800 | 13,000 |
| 2011-08-23 01:39 | 2011-08-19 | ACM | Aecom | Dionisio John M | Director, Officer | BUY | $19.21 | 10,000 | $192,065 | 10,000 |
| 2011-08-23 02:33 | 2011-08-19 | VSEC | VSE CORP | WACHTEL BONNIE K | Director | BUY | $23.00 | 500 | $11,500 | 55,976 |
| 2011-08-23 01:59 | 2011-08-16 | VSEC | VSE CORP | WACHTEL BONNIE K | Director | BUY | $23.85 | 1,000 | $23,850 | 55,476 |
| 2011-08-23 01:53 | 2011-08-16 | VSEC | VSE CORP | CLIFFORD M KENDALL | Director | BUY | $24.06 | 16,800 | $404,208 | 62,114 |
| 2011-08-23 01:45 | 2011-08-16 | VSEC | VSE CORP | GAUTHIER MAURICE A | Director, Officer | BUY | $24.38 | 2,100 | $51,198 | 17,419 |
| 2011-08-23 01:35 | 2011-08-16 | VSEC | VSE CORP | LOFTUS THOMAS R | Officer | BUY | $23.83 | 2,000 | $47,660 | 27,419 |
| 2011-08-23 01:03 | 2011-08-16 | VSEC | VSE CORP | LEXO JR JAMES W | Officer | BUY | $21.60 | 1,000 | $21,600 | 7,370 |
| 2011-08-23 00:26 | 2011-08-16 | VSEC | VSE CORP | KIERNAN THOMAS M | Officer | BUY | $24.51 | 800 | $19,608 | 3,482 |
| 2011-08-23 02:20 | 2011-08-16 | VSEC | VSE CORP | KOONCE CALVIN SCOTT | Director, 10% owner | BUY | $23.88 | 30,000 | $716,547 | 886,818 |
| 2011-08-03 21:57 | 2011-08-01 | ACFN | Acorn Energy Inc. | MOORE JOHN A | Director, Officer | BUY | $4.95 | 35,000 | $173,082 | 849,112 |
| 2011-06-30 00:50 | 2011-06-28 | TTEK | TETRA TECH INC | KING DAVID W | OPT+S | $22.52 | 81,250 | $1,829,864 | 6,330 | |
| 2011-05-26 23:32 | 2011-05-24 | WLDN | Willdan Group, Inc. | Heil Linda L | Director, 10% owner | SELL | $4.30 | 2,268 | $9,752 | 689,114 |
| 2011-05-23 23:26 | 2011-05-23 | WLDN | Willdan Group, Inc. | McEachern Douglas James | Director | BUY | $4.10 | 1,500 | $6,150 | 12,000 |
| 2011-05-23 23:25 | 2011-05-19 | WLDN | Willdan Group, Inc. | Heil Linda L | Director, 10% owner | SELL | $4.30 | 17,720 | $76,196 | 691,382 |
| 2011-05-20 01:43 | 2011-05-17 | WLDN | Willdan Group, Inc. | Heil Linda L | Director, 10% owner | SELL | $4.30 | 12 | $52 | 709,102 |
| 2011-05-13 23:33 | 2011-05-11 | MG | Mistras Group, Inc. | TC NDT Holdings, L.L.C. | 10% owner | SELL | $15.20 | 2,764,401 | $42,018,895 | 0 |
Sector-Wide Insider Alpha
Analyzing insider movements across the Services-Engineering Services sector provides a macro-view of executive conviction. When multiple leaders in different companies within the same SIC code (8711) simultaneously buy shares, it often indicates an industry-wide undervaluation or a positive shift in market cycles.
SEC Filings in Services-Engineering Services
Every transaction in the Services-Engineering Services 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.