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 417 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-02-12 01:15 | 2026-02-10 | NVST | Envista Holdings Corp | Reis Mischa | Officer | OPT+S | $30.00 | 9,675 | $290,250 | 32,382 |
| 2025-12-11 00:26 | 2025-12-08 | XRAY | DENTSPLY SIRONA Inc. | LUCIER GREGORY T | Director | SELL | $11.14 | 82,200 | $915,708 | 0 |
| 2025-11-26 01:26 | 2025-11-24 | XRAY | DENTSPLY SIRONA Inc. | VARON LESLIE F | Director | BUY | $10.71 | 9,337 | $99,999 | 57,343 |
| 2025-08-27 23:09 | 2025-08-25 | NVST | Envista Holdings Corp | Reis Mischa | Officer | SELL | $21.60 | 15,000 | $324,000 | 32,382 |
| 2025-03-04 02:33 | 2025-03-03 | XRAY | DENTSPLY SIRONA Inc. | LUCIER GREGORY T | Director | BUY | $16.51 | 15,142 | $249,994 | 81,971 |
| 2025-01-30 02:14 | 2024-11-15 | XRAY | DENTSPLY SIRONA Inc. | LUCIER GREGORY T | Director | BUY | $18.35 | 6,000 | $110,129 | 21,000 |
| 2024-11-19 00:16 | 2024-11-15 | XRAY | DENTSPLY SIRONA Inc. | LUCIER GREGORY T | Director | BUY | $18.35 | 6,000 | $110,129 | 71,730 |
| 2024-11-14 00:41 | 2024-11-12 | XRAY | DENTSPLY SIRONA Inc. | Campion Simon D | Director, Officer | BUY | $17.72 | 11,306 | $200,341 | 272,247 |
| 2024-08-14 23:40 | 2024-08-13 | NVST | Envista Holdings Corp | Keel Paul A | Director, Officer | BUY | $16.87 | 30,000 | $506,100 | 402,605 |
| 2024-08-14 01:01 | 2024-08-12 | NVST | Envista Holdings Corp | Hammes Eric D. | Officer | BUY | $16.33 | 24,532 | $400,608 | 24,532 |
| 2024-08-09 23:08 | 2024-08-08 | XRAY | DENTSPLY SIRONA Inc. | LUCIER GREGORY T | Director | BUY | $24.35 | 8,212 | $199,983 | 66,661 |
| 2024-06-24 21:54 | 2024-06-20 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $0.09 | 8,510 | $733 | 233,777 |
| 2024-06-24 21:53 | 2024-06-21 | SONX | Sonendo, Inc. | Bergheim Bjarne | Director, Officer | SELL | $0.09 | 43,240 | $3,745 | 1,888,518 |
| 2024-06-03 23:21 | 2024-05-31 | XRAY | DENTSPLY SIRONA Inc. | LUCIER GREGORY T | Director | BUY | $27.95 | 3,577 | $99,976 | 58,374 |
| 2024-05-28 23:08 | 2024-05-23 | SONX | Sonendo, Inc. | McGaugh John P. | SELL | $0.09 | 10,901 | $991 | 352,896 | |
| 2024-05-24 01:05 | 2024-05-22 | SONX | Sonendo, Inc. | McGaugh John P. | BUY | $0.10 | 116,500 | $11,545 | 363,797 | |
| 2024-05-17 21:30 | 2024-05-16 | SONX | Sonendo, Inc. | BERGHEIM OLAV | Director | BUY | $0.10 | 520,000 | $49,504 | 1,941,373 |
| 2024-05-15 00:18 | 2024-05-14 | SONX | Sonendo, Inc. | Pudipeddi Vamsi Mohan Raj | Director | BUY | $0.09 | 500,000 | $47,000 | 2,374,498 |
| 2024-05-08 01:37 | 2024-05-06 | SONX | Sonendo, Inc. | Guo Chris | Officer | SELL | $0.10 | 492 | $47 | 51,014 |
| 2024-05-07 03:12 | 2024-05-03 | SONX | Sonendo, Inc. | Bergheim Bjarne | Director, Officer | SELL | $0.09 | 2,381 | $217 | 1,931,758 |
| 2024-05-07 03:12 | 2024-05-03 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $0.09 | 774 | $70 | 242,287 |
| 2024-04-17 01:40 | 2024-04-15 | SONX | Sonendo, Inc. | Guo Chris | Officer | SELL | $0.08 | 481 | $39 | 51,506 |
| 2024-03-28 01:45 | 2024-03-26 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $0.10 | 2,625 | $274 | 243,061 |
| 2024-03-28 01:45 | 2024-03-26 | SONX | Sonendo, Inc. | Bergheim Bjarne | Director, Officer | SELL | $0.10 | 11,493 | $1,199 | 1,934,139 |
| 2024-03-19 00:55 | 2024-03-15 | SONX | Sonendo, Inc. | Pudipeddi Vamsi Mohan Raj | Director | BUY | $0.10 | 800,000 | $80,000 | 1,874,498 |
| 2024-03-19 00:55 | 2024-03-15 | SONX | Sonendo, Inc. | Bergheim Bjarne | Director, Officer | SELL | $0.10 | 23,351 | $2,258 | 1,945,632 |
| 2024-03-19 00:55 | 2024-03-15 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $0.10 | 5,359 | $518 | 245,686 |
| 2024-03-19 00:55 | 2024-03-15 | SONX | Sonendo, Inc. | Watts Michael Patrick | Officer | SELL | $0.10 | 10,670 | $1,032 | 528,746 |
| 2024-02-06 04:35 | 2024-02-05 | SONX | Sonendo, Inc. | Bergheim Bjarne | Director, Officer | SELL | $0.15 | 2,685 | $405 | 1,968,983 |
| 2024-02-06 04:35 | 2024-02-05 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $0.15 | 740 | $112 | 251,045 |
| 2024-02-06 04:35 | 2024-02-05 | SONX | Sonendo, Inc. | Watts Michael Patrick | Officer | SELL | $0.15 | 1,614 | $244 | 539,416 |
| 2023-12-27 02:04 | 2023-12-25 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $0.32 | 2,166 | $696 | 251,785 |
| 2023-12-27 02:04 | 2023-12-25 | SONX | Sonendo, Inc. | Bergheim Bjarne | Director, Officer | SELL | $0.32 | 11,077 | $3,559 | 1,971,668 |
| 2023-12-27 02:04 | 2023-12-25 | SONX | Sonendo, Inc. | Watts Michael Patrick | Officer | SELL | $0.32 | 5,573 | $1,791 | 541,030 |
| 2023-12-19 20:03 | 2023-12-15 | SONX | Sonendo, Inc. | BERGHEIM OLAV | Director | BUY | $0.10 | 250,000 | $24,000 | 1,421,373 |
| 2023-12-14 20:34 | 2023-12-13 | SONX | Sonendo, Inc. | Pudipeddi Vamsi Mohan Raj | Director | BUY | $0.05 | 600,000 | $30,000 | 1,074,498 |
| 2023-12-13 20:20 | 2023-12-12 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $0.08 | 15,924 | $1,226 | 258,584 |
| 2023-12-06 21:08 | 2023-12-05 | SONX | Sonendo, Inc. | Chen Roy T | Officer | SELL | $0.09 | 26,445 | $2,409 | 274,508 |
| 2023-11-30 04:42 | 2023-11-27 | SONX | Sonendo, Inc. | Pudipeddi Vamsi Mohan Raj | Director | BUY | $0.15 | 200,000 | $30,000 | 474,498 |
| 2023-11-28 00:34 | 2023-11-22 | XRAY | DENTSPLY SIRONA Inc. | LUCIER GREGORY T | Director | BUY | $31.44 | 10,000 | $314,400 | 43,121 |
| 2023-11-21 01:49 | 2023-11-16 | NVST | Envista Holdings Corp | Conley Eric | Officer | BUY | $22.89 | 2,185 | $50,015 | 47,376 |
| 2023-11-21 00:10 | 2023-11-20 | XRAY | DENTSPLY SIRONA Inc. | Coleman Glenn | Officer | BUY | $29.70 | 10,000 | $297,000 | 73,566 |
| 2023-11-21 00:08 | 2023-11-20 | XRAY | DENTSPLY SIRONA Inc. | Campion Simon D | Director, Officer | BUY | $29.70 | 10,000 | $297,000 | 243,930 |
| 2023-11-17 22:43 | 2023-11-16 | SONX | Sonendo, Inc. | BERGHEIM OLAV | Director | BUY | $0.26 | 75,000 | $19,298 | 1,171,373 |
| 2023-11-16 20:53 | 2023-11-14 | SONX | Sonendo, Inc. | Pudipeddi Vamsi Mohan Raj | Director | BUY | $0.27 | 50,000 | $13,325 | 274,498 |
| 2023-11-10 00:18 | 2023-11-08 | NVST | Envista Holdings Corp | Nance Mark E | Officer | BUY | $21.75 | 5,000 | $108,750 | 39,042 |
| 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 |
| 2023-11-08 00:18 | 2023-11-06 | NVST | Envista Holdings Corp | Keller Stephen | Officer | BUY | $21.53 | 2,000 | $43,060 | 13,070 |
| 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 |
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.