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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2019-06-26 23:16 | 2019-06-25 | INSP | Inspire Medical Systems, Inc. | Herbert Timothy P. | Director, Officer | SELL | $58.71 | 25,000 | $1,467,738 | 149,624 |
| 2019-06-27 00:37 | 2019-06-25 | ICUI | ICU MEDICAL INC/DE | Lamb Scott E | Officer | SELL | $250.00 | 25,000 | $6,250,000 | 13,309 |
| 2019-06-27 04:54 | 2019-06-24 | IRMD | IRADIMED CORP | JOHNSON BRENT | Officer | OPT+S | $20.83 | 3,000 | $62,500 | 1,368 |
| 2019-06-27 00:02 | 2019-06-26 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.72 | 8,000 | $5,720 | 14,201,291 |
| 2019-06-26 00:11 | 2019-06-25 | TFX | TELEFLEX INC | Klasko Stephen K. M.D. | Director | OPT+S | $332.17 | 200 | $66,434 | 736 |
| 2019-06-26 00:15 | 2019-06-24 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.72 | 8,406 | $6,053 | 14,193,291 |
| 2019-06-26 00:21 | 2019-06-24 | DXCM | DEXCOM INC | DOUBLEDAY RICHARD | Officer | SELL | $149.62 | 2,016 | $301,626 | 6,048 |
| 2019-06-26 00:21 | 2019-06-24 | DXCM | DEXCOM INC | Pacelli Steven Robert | Officer | SELL | $149.65 | 3,116 | $466,304 | 89,658 |
| 2019-06-25 02:02 | 2019-06-20 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Folkes Robert J. | Officer | SELL | $56.02 | 2,106 | $117,978 | 94,702 |
| 2019-06-21 23:06 | 2019-06-19 | NVCR | NovoCure Ltd | Shah Pritesh | Officer | OPT+S | $60.00 | 12,500 | $750,000 | 76,212 |
| 2019-06-21 23:03 | 2019-06-19 | NVCR | NovoCure Ltd | Danziger Asaf | Director, Officer | OPT+S | $61.46 | 25,000 | $1,536,500 | 258,311 |
| 2019-06-21 23:01 | 2019-06-19 | NVCR | NovoCure Ltd | Ambrogi Michael J. | Officer | OPT+S | $60.00 | 110,868 | $6,652,080 | 185,674 |
| 2019-06-22 04:18 | 2019-06-20 | TFX | TELEFLEX INC | Boylan Karen | Officer | OPT+S | $333.22 | 1,149 | $382,864 | 2,258 |
| 2019-06-22 00:57 | 2019-06-20 | IRMD | IRADIMED CORP | JOHNSON BRENT | Officer | OPT+S | $21.36 | 2,000 | $42,710 | 1,368 |
| 2019-06-21 23:05 | 2019-06-19 | NVCR | NovoCure Ltd | LEUNG GABRIEL | Director | OPT+S | $60.02 | 25,000 | $1,500,500 | 69,504 |
| 2019-06-21 17:51 | 2019-06-20 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.66 | 1,590 | $1,053 | 14,184,885 |
| 2019-06-21 01:11 | 2019-06-19 | MMSI | MERIT MEDICAL SYSTEMS INC | Lampropoulos Justin J. | Officer | OPT+S | $60.87 | 8,000 | $486,928 | 0 |
| 2019-06-21 01:22 | 2019-06-19 | MMSI | MERIT MEDICAL SYSTEMS INC | Karras Nolan E. | Director | OPT+S | $60.91 | 4,000 | $243,640 | 4,000 |
| 2019-06-20 23:01 | 2019-06-19 | BAX | BAXTER INTERNATIONAL INC | Kunzler Jacqueline | Officer | SELL | $80.46 | 593 | $47,713 | 9,023 |
| 2019-06-20 23:17 | 2019-06-18 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | BURKE WILLIAM W | Director | OPT+S | $55.00 | 10,000 | $550,000 | 3,721 |
| 2019-06-19 23:16 | 2019-06-18 | NVCR | NovoCure Ltd | Danziger Asaf | Director, Officer | OPT+S | $59.37 | 190,338 | $11,300,367 | 258,311 |
| 2019-06-20 04:56 | 2019-06-18 | TFX | TELEFLEX INC | Hicks Cameron P | Officer | OPT+S | $330.70 | 700 | $231,490 | 6,376 |
| 2019-06-20 00:34 | 2019-06-17 | SIBN | SI-BONE, Inc. | Yerby Scott A | Officer | SELL | $17.52 | 10,133 | $177,529 | 174,030 |
| 2019-06-19 18:41 | 2019-06-18 | SYK | STRYKER CORP | Scannell Timothy J | Officer | OPT+S | $197.68 | 4,666 | $922,387 | 150,681 |
| 2019-06-19 20:39 | 2019-06-17 | RMD | RESMED INC | Douglas Robert Andrew | Officer | OPT+S | $118.44 | 4,154 | $492,000 | 150,617 |
| 2019-06-19 14:03 | 2019-06-17 | ATRC | AtriCure, Inc. | Noznesky Justin J | Officer | SELL | $30.00 | 10,000 | $300,000 | 94,068 |
| 2019-06-20 04:57 | 2019-06-18 | TFX | TELEFLEX INC | RANDLE STUART A | Director | SELL | $330.32 | 3,000 | $990,971 | 2,768 |
| 2019-06-20 01:05 | 2019-06-18 | IRMD | IRADIMED CORP | JOHNSON BRENT | Officer | OPT+S | $20.73 | 3,000 | $62,200 | 1,368 |
| 2019-06-20 04:56 | 2019-06-19 | TFX | TELEFLEX INC | SMITH BENSON | Director | OPT+S | $330.75 | 8,500 | $2,811,368 | 76,800 |
| 2019-06-20 02:22 | 2019-06-17 | GKOS | GLAUKOS Corp | Gilliam Joseph E | Officer | OPT+S | $74.22 | 8,750 | $649,386 | 47,063 |
| 2019-06-18 23:30 | 2019-06-17 | HAE | HAEMONETICS CORP | Scanlan Jacqueline | Officer | OPT+S | $112.49 | 3,646 | $410,139 | 4,918 |
| 2019-06-18 23:09 | 2019-06-17 | INSP | Inspire Medical Systems, Inc. | Buchholz Richard | Officer | OPT+S | $56.37 | 4,000 | $225,498 | 2,350 |
| 2019-06-18 23:23 | 2019-06-17 | BSX | BOSTON SCIENTIFIC CORP | Nanavaty Maulik | Officer | OPT+S | $40.46 | 3,039 | $122,958 | 254,469 |
| 2019-06-18 21:06 | 2019-06-13 | IRMD | IRADIMED CORP | JOHNSON BRENT | Officer | OPT+S | $20.46 | 2,000 | $40,910 | 1,368 |
| 2019-06-18 19:15 | 2019-06-14 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.66 | 1,500 | $992 | 14,183,295 |
| 2019-06-17 23:30 | 2019-06-13 | HAE | HAEMONETICS CORP | Goldstein Dan | Officer | SELL | $110.58 | 94 | $10,395 | 2,789 |
| 2019-06-18 00:23 | 2019-06-13 | RMED | Catheter Precision, Inc. | Jackson Andrew C. | Officer | SELL | $3.08 | 5,134 | $15,794 | 34,348 |
| 2019-06-17 23:52 | 2019-06-13 | OFIX | Orthofix Medical Inc. | Mason Brad | Director, Officer | SELL | $51.11 | 8,890 | $454,327 | 155,930 |
| 2019-06-17 23:21 | 2019-06-13 | REPR | KORU Medical Systems, Inc. | Manko Joseph M. Jr. | Director, 10% owner | BUY | $2.18 | 7,847 | $17,084 | 3,409,524 |
| 2019-06-17 19:54 | 2019-06-13 | IRTC | iRhythm Holdings, Inc. | Bairey Merz Cathleen Noel | Director | SELL | $76.40 | 1,209 | $92,368 | 3,844 |
| 2019-06-18 00:25 | 2019-06-13 | RMED | Catheter Precision, Inc. | Kraws Jeffrey J | Officer | SELL | $3.08 | 18,021 | $55,438 | 164,433 |
| 2019-06-17 23:44 | 2019-06-14 | INFU | InfuSystem Holdings, Inc | Shuda Scott | Officer, 10% owner | BUY | $4.51 | 4,723 | $21,322 | 3,521,517 |
| 2019-06-18 00:02 | 2019-06-13 | TNDM | TANDEM DIABETES CARE INC | ROEDER DOUGLAS A | Director | SELL | $70.07 | 35,688 | $2,500,647 | 12,872 |
| 2019-06-18 00:50 | 2019-06-14 | DXCM | DEXCOM INC | AUGUSTINOS NICHOLAS | Director | SELL | $146.32 | 1,208 | $176,755 | 9,270 |
| 2019-06-14 19:35 | 2019-06-14 | NEPH | NEPHROS INC | Astor Andrew | Officer | BUY | $0.64 | 35,000 | $22,400 | 532,903 |
| 2019-06-14 19:34 | 2019-06-14 | NEPH | NEPHROS INC | Evans Daron | Director, Officer | BUY | $0.60 | 43,172 | $25,761 | 8,000 |
| 2019-06-15 02:43 | 2019-06-12 | GKOS | GLAUKOS Corp | Gilliam Joseph E | Officer | OPT+S | $73.25 | 2,500 | $183,125 | 47,063 |
| 2019-06-14 17:30 | 2019-06-12 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $0.67 | 1,500 | $1,007 | 14,181,795 |
| 2019-06-15 00:32 | 2019-06-13 | DXCM | DEXCOM INC | Leach Jacob Steven | Officer | SELL | $145.32 | 5,099 | $741,008 | 115,781 |
| 2019-06-14 23:02 | 2019-06-13 | BAX | BAXTER INTERNATIONAL INC | FORSYTH JOHN D | Director | OPT+S | $78.21 | 1,320 | $103,237 | 31,459 |
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.