Dental Equipment & Supplies
Standard Industrial Classification: SIC 3843
Industry Insider Sentiment Analysis
The Dental Equipment & Supplies sector (SIC 3843) 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023-11-08 00:18 | 2023-11-06 | NVST | Envista Holdings Corp | Keller Stephen | Officer | BUY | $21.53 | 2,000 | $43,060 | 13,070 |
| 2023-11-08 00:23 | 2023-11-06 | NVST | Envista Holdings Corp | Aghdaei Amir | Director, Officer | BUY | $21.53 | 10,000 | $215,253 | 295,362 |
| 2023-09-12 21:33 | 2023-09-11 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $1.00 | 440 | $440 | 308,152 |
| 2023-09-06 20:01 | 2023-09-05 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $1.00 | 300 | $300 | 308,592 |
| 2023-09-05 21:50 | 2023-09-01 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $1.00 | 3,023 | $3,023 | 308,892 |
| 2023-09-05 21:50 | 2023-08-31 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $1.01 | 1,700 | $1,713 | 311,915 |
| 2023-08-18 00:05 | 2023-08-16 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $1.18 | 668 | $786 | 313,615 |
| 2023-08-07 22:12 | 2023-08-03 | SONX | Sonendo, Inc. | Smith Michael John | Officer | SELL | $1.35 | 1,062 | $1,436 | 758,755 |
| 2023-08-07 22:11 | 2023-08-03 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $1.35 | 577 | $780 | 314,283 |
| 2023-08-07 22:11 | 2023-08-03 | SONX | Sonendo, Inc. | Watts Michael Patrick | Officer | SELL | $1.35 | 1,155 | $1,562 | 570,563 |
| 2023-06-28 00:46 | 2023-06-26 | SONX | Sonendo, Inc. | Watts Michael Patrick | Officer | SELL | $1.19 | 4,033 | $4,794 | 571,718 |
| 2023-06-28 00:46 | 2023-06-26 | SONX | Sonendo, Inc. | Smith Michael John | Officer | SELL | $1.19 | 6,164 | $7,328 | 759,817 |
| 2023-06-28 00:46 | 2023-06-26 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $1.19 | 2,084 | $2,477 | 314,860 |
| 2023-06-21 04:17 | 2023-06-15 | SONX | Sonendo, Inc. | Smith Michael John | Officer | SELL | $1.11 | 10,377 | $11,496 | 765,981 |
| 2023-06-21 04:17 | 2023-06-15 | SONX | Sonendo, Inc. | Watts Michael Patrick | Officer | SELL | $1.11 | 8,447 | $9,358 | 575,751 |
| 2023-06-21 04:16 | 2023-06-15 | SONX | Sonendo, Inc. | Bergheim Bjarne | Director, Officer | SELL | $1.11 | 24,756 | $27,425 | 2,042,356 |
| 2023-06-21 04:16 | 2023-06-15 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $1.11 | 4,759 | $5,272 | 316,944 |
| 2023-05-04 21:19 | 2023-05-03 | SONX | Sonendo, Inc. | Watts Michael Patrick | Officer | SELL | $1.24 | 1,126 | $1,397 | 584,198 |
| 2023-05-04 21:19 | 2023-05-03 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $1.24 | 679 | $843 | 321,703 |
| 2023-05-04 21:19 | 2023-05-03 | SONX | Sonendo, Inc. | Kirkpatrick Andrew J | Officer | SELL | $1.24 | 879 | $1,091 | 174,877 |
| 2023-05-04 21:17 | 2023-05-03 | SONX | Sonendo, Inc. | Smith Michael John | Officer | SELL | $1.24 | 1,036 | $1,286 | 776,358 |
| 2023-05-03 23:41 | 2023-05-02 | XRAY | DENTSPLY SIRONA Inc. | BRANDT ERIC | Director | OPT+S | $42.17 | 6,200 | $261,454 | 44,902 |
| 2023-03-28 23:30 | 2023-03-27 | SONX | Sonendo, Inc. | Kirkpatrick Andrew J | Officer | SELL | $1.81 | 4,163 | $7,549 | 175,756 |
| 2023-03-28 23:30 | 2023-03-27 | SONX | Sonendo, Inc. | Watts Michael Patrick | Officer | SELL | $1.81 | 4,710 | $8,541 | 585,324 |
| 2023-03-28 23:30 | 2023-03-27 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $1.81 | 2,505 | $4,543 | 322,382 |
| 2023-03-28 23:30 | 2023-03-27 | SONX | Sonendo, Inc. | Smith Michael John | Officer | SELL | $1.81 | 6,928 | $12,563 | 777,394 |
| 2023-03-16 20:08 | 2023-03-14 | SONX | Sonendo, Inc. | Pudipeddi Vamsi Mohan Raj | Director | BUY | $1.60 | 50,000 | $80,000 | 199,182 |
| 2023-03-09 00:11 | 2023-03-07 | XRAY | DENTSPLY SIRONA Inc. | Staehler Cord Friedrich | Officer | SELL | $39.33 | 4,000 | $157,320 | 97,693 |
| 2023-03-02 01:40 | 2023-02-28 | NVST | Envista Holdings Corp | Yu Howard H | Officer | SELL | $37.90 | 10,016 | $379,606 | 45,865 |
| 2023-02-07 20:54 | 2023-02-03 | SONX | Sonendo, Inc. | Smith Michael John | Officer | SELL | $2.47 | 1,262 | $3,122 | 328,626 |
| 2023-02-07 20:54 | 2023-02-03 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $2.47 | 683 | $1,690 | 110,542 |
| 2023-02-07 20:54 | 2023-02-03 | SONX | Sonendo, Inc. | Watts Michael Patrick | Officer | SELL | $2.47 | 1,373 | $3,397 | 219,148 |
| 2023-02-07 20:54 | 2023-02-03 | SONX | Sonendo, Inc. | Kirkpatrick Andrew J | Officer | SELL | $2.47 | 1,070 | $2,647 | 179,919 |
| 2022-12-29 03:40 | 2022-12-27 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $1.50 | 2,224 | $3,338 | 111,225 |
| 2022-12-29 03:39 | 2022-12-27 | SONX | Sonendo, Inc. | Smith Michael John | Officer | SELL | $1.50 | 6,410 | $9,619 | 329,888 |
| 2022-12-29 03:39 | 2022-12-27 | SONX | Sonendo, Inc. | Kirkpatrick Andrew J | Officer | SELL | $1.50 | 3,701 | $5,554 | 180,989 |
| 2022-12-29 03:39 | 2022-12-27 | SONX | Sonendo, Inc. | Watts Michael Patrick | Officer | SELL | $1.50 | 4,194 | $6,294 | 220,521 |
| 2022-12-12 21:10 | 2022-12-09 | SONX | Sonendo, Inc. | Pudipeddi Vamsi Mohan Raj | Director | BUY | $2.85 | 19,500 | $55,575 | 149,182 |
| 2022-12-01 04:19 | 2022-11-30 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $2.35 | 2,250 | $5,281 | 113,449 |
| 2022-11-22 01:03 | 2022-11-17 | NVST | Envista Holdings Corp | Yu Howard H | Officer | SELL | $36.55 | 657 | $24,013 | 51,106 |
| 2022-11-17 00:06 | 2022-11-14 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $1.92 | 2,756 | $5,291 | 114,374 |
| 2022-11-17 00:06 | 2022-11-14 | SONX | Sonendo, Inc. | Watts Michael Patrick | Officer | SELL | $1.92 | 5,269 | $10,116 | 224,715 |
| 2022-11-17 00:05 | 2022-11-14 | SONX | Sonendo, Inc. | Kirkpatrick Andrew J | Officer | SELL | $1.92 | 4,530 | $8,697 | 184,690 |
| 2022-11-17 00:05 | 2022-11-14 | SONX | Sonendo, Inc. | Smith Michael John | Officer | SELL | $1.92 | 7,341 | $14,094 | 336,298 |
| 2022-11-16 00:15 | 2022-11-15 | XRAY | DENTSPLY SIRONA Inc. | LUCIER GREGORY T | Director | BUY | $31.45 | 6,000 | $188,700 | 15,000 |
| 2022-09-14 01:48 | 2022-09-12 | SONX | Sonendo, Inc. | GENERAL ATLANTIC, L.P. | Director, 10% owner | SELL | $0.99 | 300,000 | $297,000 | 2,600,938 |
| 2022-08-17 23:39 | 2022-08-16 | SONX | Sonendo, Inc. | Kirkpatrick Andrew J | Officer | SELL | $1.48 | 4,458 | $6,577 | 189,220 |
| 2022-08-17 23:38 | 2022-08-16 | SONX | Sonendo, Inc. | Smith Michael John | Officer | SELL | $1.48 | 7,224 | $10,658 | 343,639 |
| 2022-08-17 23:38 | 2022-08-16 | SONX | Sonendo, Inc. | Watts Michael Patrick | Officer | SELL | $1.48 | 5,186 | $7,651 | 229,984 |
| 2022-08-17 23:38 | 2022-08-16 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $1.48 | 2,714 | $4,004 | 117,130 |
Sector-Wide Insider Alpha
Analyzing insider movements across the Dental Equipment & Supplies sector provides a macro-view of executive conviction. When multiple leaders in different companies within the same SIC code (3843) simultaneously buy shares, it often indicates an industry-wide undervaluation or a positive shift in market cycles.
SEC Filings in Dental Equipment & Supplies
Every transaction in the Dental Equipment & Supplies 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.