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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2005-08-26 17:47 | 2005-08-24 | CMP | COMPASS MINERALS INTERNATIONAL INC | UNDERDOWN RODNEY L | Officer | OPT+S | $24.39 | 3,500 | $85,355 | 66,929 |
| 2005-08-26 17:47 | 2005-08-25 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | OPT+S | $24.13 | 12,769 | $308,150 | 122,504 |
| 2005-08-18 19:04 | 2005-08-17 | CMP | COMPASS MINERALS INTERNATIONAL INC | DANTONI DAVID J | Director | BUY | $24.90 | 1,300 | $32,369 | 0 |
| 2005-08-17 22:29 | 2005-08-15 | CMP | COMPASS MINERALS INTERNATIONAL INC | DUCEY MICHAEL E | Director, Officer | OPT+S | $24.48 | 14,900 | $364,792 | 315,010 |
| 2005-08-16 22:10 | 2005-08-12 | LEU | CENTRUS ENERGY CORP | Starkey Russell B JR | Officer | OPT+S | $14.01 | 5,121 | $71,728 | 25,255 |
| 2005-08-15 23:44 | 2005-08-11 | LEU | CENTRUS ENERGY CORP | YULISH CHARLES BARRY | Officer | OPT+S | $14.00 | 14,080 | $197,120 | 9,315 |
| 2005-08-12 23:02 | 2005-08-12 | MDU | MDU RESOURCES GROUP INC | NANCE ROBERT L | Director | BUY | $29.69 | 2,200 | $65,314 | 2,159 |
| 2005-08-10 20:27 | 2005-08-10 | HL | HECLA MINING CO/DE/ | FUDGE THOMAS F JR | BUY | $4.02 | 100 | $402 | 52,989 | |
| 2005-08-05 18:53 | 2005-08-03 | MDU | MDU RESOURCES GROUP INC | RAILE VERNON A | Officer | SELL | $30.94 | 6,367 | $197,001 | 24,316 |
| 2005-08-04 21:50 | 2005-08-03 | MLM | MARTIN MARIETTA MATERIALS INC | HENRY JANICE K | Officer | OPT+S | $71.95 | 9,405 | $676,703 | 27,191 |
| 2005-08-04 16:15 | 2005-07-25 | CMP | COMPASS MINERALS INTERNATIONAL INC | PERTZ DOUGLAS A | Director | OPT+S | $25.79 | 10,369 | $267,409 | 0 |
| 2005-07-28 18:25 | 2005-07-27 | CMP | COMPASS MINERALS INTERNATIONAL INC | UNDERDOWN RODNEY L | Officer | OPT+S | $25.27 | 3,500 | $88,455 | 65,429 |
| 2005-07-27 00:14 | 2005-07-25 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | OPT+S | $25.36 | 40 | $1,014 | 122,504 |
| 2005-07-25 21:49 | 2005-07-21 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | OPT+S | $24.80 | 12,729 | $315,659 | 122,504 |
| 2005-07-22 20:56 | 2005-07-20 | CMP | COMPASS MINERALS INTERNATIONAL INC | PERTZ DOUGLAS A | Director | OPT+S | $25.32 | 30,000 | $759,501 | 0 |
| 2005-07-20 00:34 | 2005-07-15 | CMP | COMPASS MINERALS INTERNATIONAL INC | DUCEY MICHAEL E | Director, Officer | OPT+S | $24.79 | 14,900 | $369,367 | 309,910 |
| 2005-06-24 22:30 | 2005-06-22 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | OPT+S | $23.63 | 12,769 | $301,754 | 122,504 |
| 2005-06-16 18:02 | 2005-06-15 | CMP | COMPASS MINERALS INTERNATIONAL INC | UNDERDOWN RODNEY L | Officer | OPT+S | $23.69 | 3,500 | $82,929 | 63,929 |
| 2005-06-13 18:25 | 2005-06-10 | CMP | COMPASS MINERALS INTERNATIONAL INC | DUCEY MICHAEL E | Director, Officer | OPT+S | $23.30 | 14,900 | $347,142 | 304,810 |
| 2005-06-10 22:23 | 2005-05-03 | USLM | UNITED STATES LIME & MINERALS INC | ODISHAW EDWARD A | Director | SELL | $13.62 | 5,900 | $80,355 | 0 |
| 2005-06-06 18:34 | 2005-06-02 | MLM | MARTIN MARIETTA MATERIALS INC | WATTERSON DAVID S | Officer | SELL | $62.50 | 672 | $42,000 | 11,187 |
| 2005-06-01 18:33 | 2005-05-31 | MDU | MDU RESOURCES GROUP INC | CHRISTOPHERSON CATHLEEN M | Officer | OPT+S | $28.67 | 6,740 | $193,257 | 33,309 |
| 2005-06-01 18:16 | 2005-05-31 | MDU | MDU RESOURCES GROUP INC | NANCE ROBERT L | Director | BUY | $28.68 | 3,000 | $86,032 | 4,500 |
| 2005-05-31 22:39 | 2005-05-31 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | OPT+S | $22.47 | 12,769 | $286,893 | 122,504 |
| 2005-05-31 16:10 | 2005-05-26 | NVSRF | Galleon Gold Corp. | HAVENSTRITE STUART | Director | SELL | $0.35 | 5,000 | $1,750 | 456,921 |
| 2005-05-26 22:33 | 2005-05-25 | CMP | COMPASS MINERALS INTERNATIONAL INC | DUCEY MICHAEL E | Director, Officer | OPT+S | $22.89 | 14,900 | $341,095 | 299,710 |
| 2005-05-24 20:32 | 2005-05-23 | CMP | COMPASS MINERALS INTERNATIONAL INC | UNDERDOWN RODNEY L | Officer | OPT+S | $23.49 | 3,500 | $82,213 | 62,429 |
| 2005-05-25 03:45 | 2005-05-23 | NVSRF | Galleon Gold Corp. | HAVENSTRITE STUART | Director | SELL | $0.36 | 5,000 | $1,800 | 461,921 |
| 2005-05-20 17:15 | 2005-05-18 | NVSRF | Galleon Gold Corp. | HAVENSTRITE STUART | Director | SELL | $0.36 | 5,000 | $1,800 | 466,921 |
| 2005-05-20 19:36 | 2005-05-18 | MDU | MDU RESOURCES GROUP INC | CASTLEBERRY JOHN K | Officer | SELL | $28.00 | 6,800 | $190,400 | 6,230 |
| 2005-05-20 19:37 | 2005-05-19 | MDU | MDU RESOURCES GROUP INC | WOOD ROBERT E | Officer | OPT+S | $27.68 | 9,000 | $249,080 | 3,553 |
| 2005-05-19 04:56 | 2005-05-16 | NVSRF | Galleon Gold Corp. | HAVENSTRITE STUART | Director | SELL | $0.36 | 5,000 | $1,800 | 471,921 |
| 2005-05-18 21:45 | 2005-05-17 | MDU | MDU RESOURCES GROUP INC | CASTLEBERRY JOHN K | Officer | SELL | $27.75 | 14,174 | $393,329 | 13,030 |
| 2005-05-17 23:24 | 2005-05-16 | MDU | MDU RESOURCES GROUP INC | CASTLEBERRY JOHN K | Officer | SELL | $27.50 | 20,974 | $576,785 | 27,204 |
| 2005-05-13 19:41 | 2005-05-12 | MDU | MDU RESOURCES GROUP INC | CASTLEBERRY JOHN K | Officer | SELL | $28.15 | 5,346 | $150,490 | 48,178 |
| 2005-05-10 00:11 | 2005-05-04 | NVSRF | Galleon Gold Corp. | HAVENSTRITE STUART | Director | SELL | $0.36 | 10,000 | $3,550 | 476,921 |
| 2005-05-04 23:52 | 2005-05-04 | MLM | MARTIN MARIETTA MATERIALS INC | BAR ROSELYN R | Officer | OPT+S | $57.29 | 789 | $45,202 | 15,687 |
| 2005-05-03 16:10 | 2005-04-29 | NVSRF | Galleon Gold Corp. | HAVENSTRITE STUART | Director | SELL | $0.34 | 10,000 | $3,350 | 486,921 |
| 2005-04-28 18:53 | 2005-04-27 | CMP | COMPASS MINERALS INTERNATIONAL INC | UNDERDOWN RODNEY L | Officer | OPT+S | $24.17 | 3,500 | $84,580 | 60,929 |
| 2005-04-22 19:03 | 2005-04-20 | CMP | COMPASS MINERALS INTERNATIONAL INC | DUCEY MICHAEL E | Director, Officer | OPT+S | $24.98 | 14,900 | $372,160 | 294,610 |
| 2005-04-21 17:55 | 2005-04-19 | NVSRF | Galleon Gold Corp. | HAVENSTRITE STUART | Director | SELL | $0.42 | 10,000 | $4,200 | 496,921 |
| 2005-04-20 22:36 | 2005-04-19 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | OPT+S | $25.35 | 12,769 | $323,644 | 122,504 |
| 2005-03-28 23:58 | 2005-03-24 | CMP | COMPASS MINERALS INTERNATIONAL INC | CLARK KEITH E | Officer | OPT+S | $25.64 | 12,769 | $327,352 | 122,504 |
| 2005-03-24 21:31 | 2005-03-23 | CMP | COMPASS MINERALS INTERNATIONAL INC | UNDERDOWN RODNEY L | Officer | OPT+S | $25.53 | 3,500 | $89,365 | 59,429 |
| 2005-03-23 02:28 | 2005-03-18 | LEU | CENTRUS ENERGY CORP | YULISH CHARLES BARRY | Officer | OPT+S | $16.75 | 95,654 | $1,602,558 | 10,026 |
| 2005-03-23 02:27 | 2005-03-18 | LEU | CENTRUS ENERGY CORP | NAMEN ROBERT VAN | Officer | SELL | $16.65 | 10,000 | $166,500 | 40,055 |
| 2005-03-23 02:26 | 2005-03-18 | LEU | CENTRUS ENERGY CORP | BROWN JAMES MORRIS | Officer | OPT+S | $16.72 | 43,241 | $722,860 | 17,035 |
| 2005-03-23 02:25 | 2005-03-18 | LEU | CENTRUS ENERGY CORP | GREEN RONALD F | Officer | OPT+S | $18.06 | 31,188 | $563,140 | 35,068 |
| 2005-03-23 02:25 | 2005-03-18 | LEU | CENTRUS ENERGY CORP | SEWELL PHILIP GENE | Officer | OPT+S | $16.74 | 20,000 | $334,840 | 53,105 |
| 2005-03-23 02:23 | 2005-03-18 | LEU | CENTRUS ENERGY CORP | MOORE WILLIAM HENSON | Director | OPT+S | $16.66 | 6,750 | $112,442 | 27,387 |
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.