Mining & Quarrying of Nonmetallic Minerals (No Fuels)
Standard Industrial Classification: SIC 1400
Industry Insider Sentiment Analysis
The Mining & Quarrying of Nonmetallic Minerals (No Fuels) sector (SIC 1400) 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2006-11-13 19:57 | 2006-11-09 | MLM | MARTIN MARIETTA MATERIALS INC | MOE DONALD M | Officer | OPT+S | $94.95 | 7,199 | $683,522 | 39,319 |
| 2006-11-10 01:26 | 2006-11-08 | MLM | MARTIN MARIETTA MATERIALS INC | ZELNAK STEPHEN P JR | Director, Officer | OPT+S | $93.12 | 35,499 | $3,305,752 | 146,605 |
| 2006-11-09 18:08 | 2006-11-08 | MLM | MARTIN MARIETTA MATERIALS INC | STEWART JONATHAN T | Officer | OPT+S | $92.72 | 10,000 | $927,196 | 39,138 |
| 2006-11-09 00:47 | 2006-11-07 | MLM | MARTIN MARIETTA MATERIALS INC | SIPLING PHILIP J | Officer | OPT+S | $90.61 | 40,533 | $3,672,809 | 58,418 |
| 2006-11-08 00:44 | 2006-11-07 | NVSRF | Galleon Gold Corp. | SHARON MICHAEL W | Director | BUY | $0.17 | 10,000 | $1,700 | 248,400 |
| 2006-10-26 21:18 | 2006-10-25 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | SELL | $30.32 | 5,000 | $151,615 | 62,504 |
| 2006-10-11 17:42 | 2006-10-09 | USLM | UNITED STATES LIME & MINERALS INC | BEALL ROBERT S | 10% owner | BUY | $29.44 | 2,500 | $73,600 | 674,997 |
| 2006-09-19 22:58 | 2006-09-19 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | SELL | $27.42 | 5,000 | $137,081 | 67,504 |
| 2006-09-12 01:35 | 2006-09-08 | HL | HECLA MINING CO/DE/ | CLAYTON RONALD W | Officer | SELL | $6.00 | 5,000 | $30,001 | 22,205 |
| 2006-08-30 18:33 | 2006-08-28 | CMP | COMPASS MINERALS INTERNATIONAL INC | BRISIMITZAKIS ANGELO C | Director, Officer | BUY | $26.45 | 4,000 | $105,814 | 4,000 |
| 2006-08-28 22:59 | 2006-08-25 | MLM | MARTIN MARIETTA MATERIALS INC | ZELNAK STEPHEN P JR | Director, Officer | OPT+S | $82.74 | 34,376 | $2,844,140 | 146,605 |
| 2006-08-24 23:02 | 2006-08-23 | MLM | MARTIN MARIETTA MATERIALS INC | ZELNAK STEPHEN P JR | Director, Officer | OPT+S | $82.22 | 31,734 | $2,609,179 | 150,726 |
| 2006-08-23 19:54 | 2006-08-23 | HL | HECLA MINING CO/DE/ | WALDE LEWIS E | Officer | SELL | $6.31 | 19,190 | $121,089 | 29,000 |
| 2006-08-22 22:33 | 2006-08-22 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | SELL | $26.57 | 5,000 | $132,849 | 72,504 |
| 2006-08-22 23:34 | 2006-08-21 | MLM | MARTIN MARIETTA MATERIALS INC | ZELNAK STEPHEN P JR | Director, Officer | OPT+S | $82.48 | 32,219 | $2,657,388 | 146,605 |
| 2006-08-08 16:56 | 2006-08-04 | MLM | MARTIN MARIETTA MATERIALS INC | WATTERSON DAVID S | Officer | OPT+S | $84.44 | 5,500 | $464,414 | 12,218 |
| 2006-07-21 15:37 | 2006-07-20 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | SELL | $25.60 | 5,000 | $128,000 | 77,504 |
| 2006-06-15 22:58 | 2006-06-15 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | SELL | $24.65 | 5,000 | $123,247 | 82,504 |
| 2006-06-01 20:20 | 2006-06-01 | MLM | MARTIN MARIETTA MATERIALS INC | HENRY JANICE K | Officer | OPT+S | $91.98 | 7,885 | $725,235 | 25,839 |
| 2006-05-30 18:41 | 2006-05-26 | MLM | MARTIN MARIETTA MATERIALS INC | HENRY JANICE K | Officer | OPT+S | $90.50 | 5,592 | $506,091 | 27,247 |
| 2006-05-26 00:47 | 2006-05-25 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | SELL | $25.20 | 5,000 | $125,986 | 87,504 |
| 2006-05-22 19:28 | 2006-05-19 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | SELL | $25.20 | 15,000 | $378,044 | 92,504 |
| 2006-05-22 18:44 | 2006-05-19 | MDU | MDU RESOURCES GROUP INC | MOSS PATRICIA L | Director | BUY | $35.08 | 1,000 | $35,080 | 14,350 |
| 2006-05-18 17:59 | 2006-05-16 | MLM | MARTIN MARIETTA MATERIALS INC | ZELNAK STEPHEN P JR | Director, Officer | OPT+S | $92.59 | 18,921 | $1,751,839 | 129,813 |
| 2006-05-16 23:30 | 2006-05-12 | MLM | MARTIN MARIETTA MATERIALS INC | ZELNAK STEPHEN P JR | Director, Officer | OPT+S | $97.88 | 19,250 | $1,884,132 | 129,914 |
| 2006-05-10 18:37 | 2006-05-09 | MLM | MARTIN MARIETTA MATERIALS INC | HENRY JANICE K | Officer | OPT+S | $105.64 | 5,744 | $606,787 | 27,095 |
| 2006-05-08 23:52 | 2006-05-08 | MLM | MARTIN MARIETTA MATERIALS INC | MOE DONALD M | Officer | OPT+S | $106.76 | 12,106 | $1,292,456 | 39,409 |
| 2006-05-02 23:27 | 2006-05-01 | MDU | MDU RESOURCES GROUP INC | WILSON JOHN K | Director | BUY | $36.89 | 2,000 | $73,780 | 27,295 |
| 2006-04-26 19:36 | 2006-04-25 | CMP | COMPASS MINERALS INTERNATIONAL INC | DUCEY MICHAEL E | Director, Officer | OPT+S | $26.25 | 14,623 | $383,782 | 335,410 |
| 2006-04-20 22:33 | 2006-04-20 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | SELL | $26.07 | 5,000 | $130,337 | 107,504 |
| 2006-04-07 21:01 | 2006-04-05 | HL | HECLA MINING CO/DE/ | BROWN ARTHUR | Director | SELL | $6.66 | 10,000 | $66,550 | 123,706 |
| 2006-04-01 00:48 | 2006-03-30 | HL | HECLA MINING CO/DE/ | BROWN ARTHUR | Director | SELL | $6.72 | 5,000 | $33,619 | 133,706 |
| 2006-03-30 19:23 | 2006-03-29 | HL | HECLA MINING CO/DE/ | VELTKAMP VICKI J | Officer | OPT+S | $6.65 | 22,000 | $146,397 | 33,270 |
| 2006-03-30 00:13 | 2006-03-27 | HL | HECLA MINING CO/DE/ | BROWN ARTHUR | Director | OPT+S | $6.42 | 172,000 | $1,104,739 | 138,706 |
| 2006-03-23 18:17 | 2006-03-22 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | SELL | $24.07 | 5,000 | $120,360 | 112,504 |
| 2006-03-17 23:49 | 2006-03-15 | CMP | COMPASS MINERALS INTERNATIONAL INC | DANTONI DAVID J | Director | BUY | $24.77 | 41 | $1,016 | 11,191 |
| 2006-03-15 19:42 | 2006-03-15 | CMP | COMPASS MINERALS INTERNATIONAL INC | GOADBY DAVID J | Officer | SELL | $24.89 | 25,000 | $622,345 | 55,666 |
| 2006-03-15 23:35 | 2006-03-13 | MLM | MARTIN MARIETTA MATERIALS INC | ZELNAK STEPHEN P JR | Director, Officer | OPT+S | $97.78 | 20,495 | $2,003,989 | 129,529 |
| 2006-03-13 18:54 | 2006-03-10 | CMP | COMPASS MINERALS INTERNATIONAL INC | UNDERDOWN RODNEY L | Officer | OPT+S | $25.37 | 9,649 | $244,832 | 72,929 |
| 2006-03-10 19:41 | 2006-03-08 | MLM | MARTIN MARIETTA MATERIALS INC | ZELNAK STEPHEN P JR | Director, Officer | OPT+S | $96.86 | 24,633 | $2,385,839 | 129,081 |
| 2006-03-08 17:40 | 2006-03-06 | MLM | MARTIN MARIETTA MATERIALS INC | ZELNAK STEPHEN P JR | Director, Officer | OPT+S | $97.53 | 16,395 | $1,598,978 | 129,070 |
| 2006-03-08 20:18 | 2006-03-07 | MLM | MARTIN MARIETTA MATERIALS INC | VINROOT RICHARD A | Director | OPT+S | $95.96 | 3,500 | $335,873 | 879 |
| 2006-03-06 21:11 | 2006-03-02 | MLM | MARTIN MARIETTA MATERIALS INC | ZELNAK STEPHEN P JR | Director, Officer | OPT+S | $98.42 | 16,371 | $1,611,237 | 129,095 |
| 2006-03-06 21:43 | 2006-03-03 | MLM | MARTIN MARIETTA MATERIALS INC | BENNETT MARCUS C | Director | OPT+S | $98.46 | 4,000 | $393,835 | 5,185 |
| 2006-03-07 00:11 | 2006-03-03 | USU | CENTRUS ENERGY CORP | NAMEN ROBERT VAN | Officer | OPT+S | $12.73 | 36,000 | $458,244 | 57,363 |
| 2006-03-03 22:50 | 2006-03-01 | CMP | COMPASS MINERALS INTERNATIONAL INC | DUCEY MICHAEL E | Director, Officer | OPT+S | $24.80 | 14,623 | $362,604 | 335,410 |
| 2006-03-03 00:25 | 2006-02-28 | MLM | MARTIN MARIETTA MATERIALS INC | ZELNAK STEPHEN P JR | Director, Officer | OPT+S | $97.51 | 16,395 | $1,598,711 | 127,278 |
| 2006-03-02 23:51 | 2006-03-01 | MLM | MARTIN MARIETTA MATERIALS INC | MCDONALD WILLIAM E | Director | OPT+S | $97.97 | 8,500 | $832,712 | 1,004 |
| 2006-03-01 22:40 | 2006-02-28 | MLM | MARTIN MARIETTA MATERIALS INC | SIPLING PHILIP J | Officer | OPT+S | $97.34 | 11,939 | $1,162,190 | 57,098 |
| 2006-03-01 18:58 | 2006-02-27 | MLM | MARTIN MARIETTA MATERIALS INC | HENRY JANICE K | Officer | OPT+S | $97.56 | 16,379 | $1,597,942 | 27,649 |
Sector-Wide Insider Alpha
Analyzing insider movements across the Mining & Quarrying of Nonmetallic Minerals (No Fuels) sector provides a macro-view of executive conviction. When multiple leaders in different companies within the same SIC code (1400) simultaneously buy shares, it often indicates an industry-wide undervaluation or a positive shift in market cycles.
SEC Filings in Mining & Quarrying of Nonmetallic Minerals (No Fuels)
Every transaction in the Mining & Quarrying of Nonmetallic Minerals (No Fuels) 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.