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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2020-01-15 00:20 | 2020-01-10 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Rishe Bryan | Officer | SELL | $68.77 | 2,331 | $160,303 | 43,531 |
| 2020-01-13 18:58 | 2020-01-09 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $1.67 | 3,000 | $4,996 | 14,458,175 |
| 2020-01-14 00:20 | 2020-01-09 | TCMD | TACTILE SYSTEMS TECHNOLOGY INC | Folkes Robert J. | Officer | SELL | $68.02 | 2,106 | $143,249 | 65,218 |
| 2020-01-11 04:03 | 2020-01-09 | DXCM | DEXCOM INC | Murphy Patrick Michael | Officer | SELL | $235.01 | 500 | $117,505 | 26,947 |
| 2020-01-10 22:01 | 2020-01-08 | BDX | BECTON DICKINSON & CO | FORLENZA VINCENT A | Director, Officer | OPT+S | $275.17 | 33,535 | $9,227,709 | 208,864 |
| 2020-01-10 01:55 | 2020-01-07 | IRMD | IRADIMED CORP | JOHNSON BRENT | Officer | OPT+S | $24.80 | 24,000 | $595,200 | 2,940 |
| 2020-01-09 18:35 | 2020-01-08 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $1.58 | 1,100 | $1,738 | 14,455,175 |
| 2020-01-10 01:55 | 2020-01-07 | LMAT | LEMAITRE VASCULAR INC | LeMaitre George W | Director, Officer, 10% owner | SELL | $36.73 | 42,765 | $1,570,622 | 31,939 |
| 2020-01-09 02:14 | 2020-01-06 | INSP | Inspire Medical Systems, Inc. | Jain Mudit K. | Director | SELL | $76.47 | 1,000 | $76,470 | 820 |
| 2020-01-09 00:51 | 2020-01-06 | INSP | Inspire Medical Systems, Inc. | Griffin Jerry C | Director | SELL | $74.65 | 10,000 | $746,527 | 35,112 |
| 2020-01-08 02:41 | 2020-01-06 | DYNT | DYNATRONICS CORP | Wirthlin David Alma | Officer | BUY | $0.00 | 282 | $0 | 1,305 |
| 2020-01-08 02:45 | 2019-12-31 | DYNT | DYNATRONICS CORP | Ogilvie James Norman | Officer | BUY | $0.00 | 1,268 | $0 | 20,490 |
| 2020-01-08 02:40 | 2020-01-06 | DYNT | DYNATRONICS CORP | Provco Ventures 1 LP | 10% owner | BUY | $0.00 | 48,178 | $0 | 779,195 |
| 2020-01-08 02:34 | 2020-01-06 | DYNT | DYNATRONICS CORP | Baker Brian D. | Director, Officer | BUY | $0.00 | 6,762 | $0 | 31,909 |
| 2020-01-08 02:33 | 2020-01-06 | DYNT | DYNATRONICS CORP | ENRIGHT ERIN S. | Director | BUY | $0.00 | 116,472 | $0 | 71,396 |
| 2020-01-08 02:22 | 2020-01-06 | DYNT | DYNATRONICS CORP | Ward R Scott | Director | BUY | $0.00 | 14,035 | $0 | 58,555 |
| 2020-01-08 02:35 | 2020-01-06 | DYNT | DYNATRONICS CORP | LARKIN BRIAN | Director | BUY | $0.00 | 18,826 | $0 | 142,967 |
| 2020-01-07 22:12 | 2020-01-03 | TTOO | T2 Biosystems, Inc. | Elsbree David B | Director | SELL | $1.16 | 5,316 | $6,167 | 91,081 |
| 2020-01-08 02:30 | 2020-01-06 | DYNT | DYNATRONICS CORP | KLOSTERMAN SCOTT | Director | BUY | $0.00 | 20,058 | $0 | 70,624 |
| 2020-01-08 02:24 | 2020-01-06 | DYNT | DYNATRONICS CORP | HOLTZ DAVID B | Director | BUY | $0.00 | 20,058 | $0 | 70,624 |
| 2020-01-08 02:43 | 2020-01-06 | DYNT | DYNATRONICS CORP | ESSIG STUART | 10% owner | BUY | $0.00 | 116,472 | $0 | 71,396 |
| 2020-01-08 04:50 | 2020-01-03 | DXCM | DEXCOM INC | SKYLER JAY S | Director | SELL | $217.85 | 25,806 | $5,621,816 | 30,417 |
| 2020-01-08 04:49 | 2020-01-03 | DXCM | DEXCOM INC | FOLETTA MARK G | Director | SELL | $218.05 | 1,000 | $218,053 | 15,147 |
| 2020-01-06 20:44 | 2020-01-02 | RMD | RESMED INC | Sodhi Rajwant | Officer | SELL | $155.40 | 1,350 | $209,790 | 38,520 |
| 2020-01-06 20:46 | 2020-01-02 | RMD | RESMED INC | Hollingshead James | Officer | SELL | $155.40 | 1,200 | $186,480 | 93,174 |
| 2020-01-07 00:12 | 2020-01-03 | BSX | BOSTON SCIENTIFIC CORP | Ballinger Kevin J. | Officer | SELL | $44.52 | 11,036 | $491,323 | 80,057 |
| 2020-01-07 00:13 | 2020-01-03 | BSX | BOSTON SCIENTIFIC CORP | Pierce David A | Officer | SELL | $44.73 | 8,270 | $369,944 | 22,049 |
| 2020-01-07 00:12 | 2020-01-03 | BSX | BOSTON SCIENTIFIC CORP | Nanavaty Maulik | Officer | SELL | $44.73 | 5,025 | $224,757 | 255,194 |
| 2020-01-06 15:34 | 2020-01-02 | ATRC | AtriCure, Inc. | Noznesky Justin J | Officer | OPT+S | $32.89 | 29,134 | $958,217 | 77,434 |
| 2020-01-07 02:17 | 2020-01-02 | IRMD | IRADIMED CORP | JOHNSON BRENT | Officer | OPT+S | $23.92 | 28,000 | $669,740 | 2,940 |
| 2020-01-06 15:36 | 2020-01-02 | ATRC | AtriCure, Inc. | CARREL MICHAEL H | Director, Officer | OPT+S | $33.00 | 23,546 | $777,018 | 626,490 |
| 2020-01-07 00:16 | 2020-01-03 | RMD | RESMED INC | PENDARVIS DAVID | Officer | OPT+S | $155.25 | 4,739 | $735,730 | 130,564 |
| 2020-01-07 00:58 | 2020-01-03 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $1.49 | 2,000 | $2,980 | 14,454,075 |
| 2020-01-07 00:23 | 2020-01-03 | LMAT | LEMAITRE VASCULAR INC | Pellegrino Joseph P JR | Director, Officer | SELL | $36.07 | 3,231 | $116,555 | 7,080 |
| 2020-01-07 01:17 | 2020-01-02 | PODD | INSULET CORP | Petrovic Shacey | Director, Officer | OPT+S | $169.63 | 12,500 | $2,120,373 | 95,530 |
| 2020-01-07 01:13 | 2020-01-02 | PODD | INSULET CORP | Lemoine David A | Director | SELL | $171.24 | 2,884 | $493,856 | 7,990 |
| 2020-01-07 00:26 | 2020-01-03 | ARAY | Accuray Incorporated | Hamamatsu Shigeyuki | Officer | SELL | $2.70 | 10,563 | $28,523 | 185,644 |
| 2020-01-07 05:05 | 2020-01-02 | DXCM | DEXCOM INC | ALTMAN STEVEN R | Director | SELL | $218.33 | 2,500 | $545,834 | 46,304 |
| 2020-01-04 00:21 | 2020-01-02 | BSX | BOSTON SCIENTIFIC CORP | Ralls-Morrison Desiree | Officer | SELL | $45.50 | 4,050 | $184,275 | 10,437 |
| 2020-01-04 00:21 | 2020-01-02 | BSX | BOSTON SCIENTIFIC CORP | Pierce David A | Officer | OPT+S | $45.50 | 2,152 | $97,916 | 30,319 |
| 2020-01-04 00:20 | 2020-01-02 | BSX | BOSTON SCIENTIFIC CORP | Nanavaty Maulik | Officer | OPT+S | $45.33 | 9,623 | $436,214 | 260,219 |
| 2020-01-04 04:36 | 2020-01-02 | PEN | Penumbra Inc | Wilder Thomas | Director | SELL | $164.16 | 118 | $19,371 | 238 |
| 2020-01-04 04:32 | 2020-01-02 | PEN | Penumbra Inc | Pray James Robert | Officer | SELL | $163.17 | 5,335 | $870,517 | 453,431 |
| 2020-01-04 04:28 | 2020-01-02 | PEN | Penumbra Inc | Grewal Harpreet | Director | SELL | $164.16 | 237 | $38,906 | 12,639 |
| 2020-01-04 03:24 | 2019-12-31 | IRMD | IRADIMED CORP | JOHNSON BRENT | Officer | OPT+S | $23.79 | 6,000 | $142,740 | 2,940 |
| 2020-01-03 22:32 | 2020-01-02 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $1.51 | 800 | $1,208 | 14,452,075 |
| 2020-01-03 17:08 | 2020-01-02 | BDX | BECTON DICKINSON & CO | FORLENZA VINCENT A | Director, Officer | OPT+S | $271.28 | 33,365 | $9,051,257 | 208,864 |
| 2020-01-02 20:10 | 2019-12-31 | RVP | RETRACTABLE TECHNOLOGIES INC | SHAW THOMAS J | Director, Officer, 10% owner | BUY | $1.53 | 1,700 | $2,601 | 14,451,275 |
| 2020-01-03 04:05 | 2019-12-31 | LMAT | LEMAITRE VASCULAR INC | Pellegrino Joseph P JR | Director, Officer | SELL | $36.09 | 1,815 | $65,502 | 10,311 |
| 2020-01-01 00:00 | 2019-12-30 | XAIR | Beyond Air, Inc. | Lisi Steven A. | Director, Officer | SELL | $4.43 | 5,992 | $26,555 | 815,763 |
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.