Surgical & Medical Instruments & Apparatus
Standard Industrial Classification: SIC 3841
Industry Insider Sentiment Analysis
The Surgical & Medical Instruments & Apparatus sector (SIC 3841) 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2021-09-02 04:46 | 2021-08-30 | IRMD | IRADIMED CORP | Susi Roger E. | Director, Officer, 10% owner | SELL | $33.57 | 10,000 | $335,734 | 896,050 |
| 2021-08-31 23:38 | 2021-08-27 | TNDM | TANDEM DIABETES CARE INC | Leal James | Officer | OPT+S | $110.64 | 1,667 | $184,442 | 3,751 |
| 2021-08-31 23:52 | 2021-08-31 | KIDS | ORTHOPEDIATRICS CORP | Burns Stephen F | Director | SELL | $67.58 | 2,445 | $165,233 | 7,000 |
| 2021-09-01 03:00 | 2021-08-27 | KIDS | ORTHOPEDIATRICS CORP | Pritzker Jennifer N. | 10% owner | BUY | $64.75 | 1,207 | $78,152 | 800 |
| 2021-09-01 03:00 | 2021-08-27 | ATEC | Alphatec Holdings, Inc. | Pritzker Jennifer N. | 10% owner | BUY | $13.26 | 2,000 | $26,520 | 2,000 |
| 2021-09-01 00:04 | 2021-08-30 | STIM | Neuronetics, Inc. | CASCELLA ROBERT | Director | BUY | $6.72 | 15,000 | $100,850 | 25,255 |
| 2021-08-31 15:54 | 2021-08-30 | BDX | BECTON DICKINSON & CO | RIMEL REBECCA W | Director | SELL | $252.00 | 207 | $52,164 | 11,862 |
| 2021-08-30 15:56 | 2021-08-27 | KIDS | ORTHOPEDIATRICS CORP | Burns Stephen F | Director | SELL | $65.14 | 1,000 | $65,140 | 9,445 |
| 2021-08-31 00:11 | 2021-08-27 | UTMD | UTAH MEDICAL PRODUCTS INC | PAYNE BARBARA A | Director | SELL | $88.24 | 1,999 | $176,387 | 9,838 |
| 2021-08-30 23:08 | 2021-08-26 | PODD | INSULET CORP | Christensen Bret | Officer | SELL | $294.13 | 3,000 | $882,390 | 16,331 |
| 2021-08-27 22:19 | 2021-08-25 | HJLI | enVVeno Medical Corp | Jenusaitis Matthew | Director | BUY | $7.70 | 1,300 | $10,010 | 4,842 |
| 2021-08-27 21:56 | 2021-08-25 | UTMD | UTAH MEDICAL PRODUCTS INC | PAYNE BARBARA A | Director | SELL | $88.00 | 1 | $88 | 11,837 |
| 2021-08-28 01:38 | 2021-08-26 | DXCM | DEXCOM INC | Murphy Patrick Michael | Officer | SELL | $517.24 | 500 | $258,620 | 17,241 |
| 2021-08-26 21:58 | 2021-08-25 | PETV | PetVivo Holdings, Inc. | Martin James Rudolph | Director | BUY | $2.67 | 2,000 | $5,336 | 76,884 |
| 2021-08-26 23:57 | 2021-08-24 | KIDS | ORTHOPEDIATRICS CORP | Burns Stephen F | Director | SELL | $65.00 | 417 | $27,105 | 10,445 |
| 2021-08-27 00:00 | 2021-08-25 | NSPR | InspireMD, Inc. | ROUBIN GARY S | Director | BUY | $4.19 | 22,249 | $93,246 | 69,123 |
| 2021-08-26 23:13 | 2021-08-25 | CRY | Artivion Inc. | McCall Ronald D | Director | SELL | $25.63 | 5,667 | $145,266 | 121,768 |
| 2021-08-25 23:15 | 2021-08-23 | HAE | HAEMONETICS CORP | Burke William P. Mr. | Officer | OPT+S | $60.51 | 22,667 | $1,371,580 | 30,291 |
| 2021-08-26 00:52 | 2021-08-23 | IRMD | IRADIMED CORP | Susi Roger E. | Director, Officer, 10% owner | SELL | $33.67 | 10,000 | $336,686 | 906,050 |
| 2021-08-25 23:59 | 2021-08-23 | DXCM | DEXCOM INC | Pacelli Steven Robert | Officer | SELL | $516.40 | 1,078 | $556,678 | 49,085 |
| 2021-08-25 00:15 | 2021-08-23 | CRY | Artivion Inc. | Maier Dennis B | Officer | SELL | $25.64 | 2,715 | $69,613 | 17,677 |
| 2021-08-25 01:09 | 2021-08-20 | INSP | Inspire Medical Systems, Inc. | Melenikiotou Georgia | Director | OPT+S | $212.22 | 566 | $120,116 | 0 |
| 2021-08-24 02:05 | 2021-08-20 | RMD | RESMED INC | Sandercock Brett | Officer | OPT+S | $281.73 | 10,736 | $3,024,653 | 89,786 |
| 2021-08-23 23:41 | 2021-08-19 | GMED | GLOBUS MEDICAL INC | Pfeil Keith W | Officer | OPT+S | $76.13 | 833 | $63,416 | 0 |
| 2021-08-23 20:01 | 2021-08-20 | NEPH | NEPHROS INC | Lobo Wesley S. | Officer | BUY | $7.92 | 1,000 | $7,920 | 41,557 |
| 2021-08-24 01:31 | 2021-08-19 | LUNG | Pulmonx Corp | French Glendon E. III | Director, Officer | SELL | $36.63 | 26,000 | $952,341 | 1,181,791 |
| 2021-08-20 23:05 | 2021-08-18 | INSP | Inspire Medical Systems, Inc. | Melenikiotou Georgia | Director | OPT+S | $207.06 | 992 | $205,408 | 140 |
| 2021-08-20 23:46 | 2021-08-18 | TFX | TELEFLEX INC | Kelly Liam | Director, Officer | OPT+S | $376.32 | 8,987 | $3,381,973 | 25,775 |
| 2021-08-21 02:19 | 2021-08-18 | VERO | Venus Concept Inc. | Iger Yoni | Officer | BUY | $1.94 | 5,181 | $10,051 | 5,181 |
| 2021-08-20 23:51 | 2021-08-18 | IRMD | IRADIMED CORP | Susi Roger E. | Director, Officer, 10% owner | SELL | $33.30 | 10,000 | $332,972 | 916,050 |
| 2021-08-20 04:04 | 2021-08-18 | NEPH | NEPHROS INC | Gwydir Tom | Director | BUY | $7.64 | 5,000 | $38,200 | 11,031 |
| 2021-08-19 23:25 | 2021-08-18 | ARAY | Accuray Incorporated | LEVINE JOSHUA | Director, Officer | BUY | $3.63 | 15,000 | $54,387 | 1,104,221 |
| 2021-08-19 23:20 | 2021-08-18 | ARAY | Accuray Incorporated | Scott Byron C | Director | BUY | $3.65 | 10,000 | $36,500 | 30,380 |
| 2021-08-18 22:47 | 2021-08-17 | VVOS | Vivos Therapeutics, Inc. | Huntsman Ronald Kirk | Director, Officer | BUY | $3.00 | 5,000 | $15,000 | 10,500 |
| 2021-08-18 21:38 | 2021-08-16 | KRMD | KORU Medical Systems, Inc. | Manko Joseph M. Jr. | Director, 10% owner | BUY | $3.41 | 35,000 | $119,319 | 7,497,039 |
| 2021-08-18 23:25 | 2021-08-16 | TNDM | TANDEM DIABETES CARE INC | BERGER DAVID B | Officer | OPT+S | $109.85 | 10,000 | $1,098,450 | 4,042 |
| 2021-08-18 23:22 | 2021-08-16 | TNDM | TANDEM DIABETES CARE INC | BLICKENSTAFF KIM D | Director | SELL | $108.96 | 50,000 | $5,448,150 | 202,390 |
| 2021-08-19 01:08 | 2021-08-17 | NEPH | NEPHROS INC | Astor Andrew | Director, Officer | BUY | $7.72 | 5,000 | $38,605 | 77,958 |
| 2021-08-18 23:18 | 2021-08-17 | PODD | INSULET CORP | Alpuche Charles | Officer | SELL | $300.44 | 4,000 | $1,201,760 | 41,527 |
| 2021-08-19 03:09 | 2021-08-16 | LUNG | Pulmonx Corp | Rose Geoffrey Beran | Officer | SELL | $36.71 | 7,000 | $256,970 | 166,885 |
| 2021-08-18 19:29 | 2021-08-18 | BDX | BECTON DICKINSON & CO | Fraser Claire | Director | SELL | $251.58 | 387 | $97,361 | 20,220 |
| 2021-08-18 19:23 | 2021-08-17 | BDX | BECTON DICKINSON & CO | RIMEL REBECCA W | Director | SELL | $252.00 | 207 | $52,164 | 12,069 |
| 2021-08-17 23:15 | 2021-08-13 | XAIR | Beyond Air, Inc. | Lisi Steven A. | Director, Officer | BUY | $7.85 | 25,000 | $196,250 | 1,031,487 |
| 2021-08-17 23:12 | 2021-08-16 | BSX | BOSTON SCIENTIFIC CORP | Carruthers Wendy | Officer | SELL | $44.30 | 3,322 | $147,165 | 167,894 |
| 2021-08-17 23:56 | 2021-08-16 | MDXG | MIMEDX GROUP, INC. | Stein Robert Benjamin | Officer | SELL | $11.85 | 9,362 | $110,968 | 181,706 |
| 2021-08-17 21:06 | 2021-08-16 | RMD | RESMED INC | Douglas Robert Andrew | Officer | OPT+S | $275.57 | 8,000 | $2,204,560 | 16,767 |
| 2021-08-18 01:38 | 2021-08-13 | ATEC | Alphatec Holdings, Inc. | Pritzker Jennifer N. | 10% owner | BUY | $12.86 | 1,631 | $20,982 | 1,631 |
| 2021-08-17 15:29 | 2021-08-13 | ATRC | AtriCure, Inc. | Austin Tonya | Officer | SELL | $73.10 | 3,232 | $236,259 | 31,560 |
| 2021-08-18 02:42 | 2021-08-16 | PEN | Penumbra Inc | O'Rourke Bridget | Director | SELL | $255.60 | 65 | $16,614 | 3,468 |
| 2021-08-16 23:40 | 2021-08-12 | NVCR | NovoCure Ltd | Cordova Ashley | Officer | OPT+S | $140.94 | 26,624 | $3,752,285 | 45,993 |
Sector-Wide Insider Alpha
Analyzing insider movements across the Surgical & Medical Instruments & Apparatus sector provides a macro-view of executive conviction. When multiple leaders in different companies within the same SIC code (3841) simultaneously buy shares, it often indicates an industry-wide undervaluation or a positive shift in market cycles.
SEC Filings in Surgical & Medical Instruments & Apparatus
Every transaction in the Surgical & Medical Instruments & Apparatus 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.